@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Thin.woff2') format('woff2');
    font-weight: 100;
    font-style: normal;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Thin_Italic.woff2') format('woff2');
    font-weight: 100;
    font-style: italic;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_ExtraLight.woff2') format('woff2');
    font-weight: 200;
    font-style: normal;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Blanc_Regular_Italic.woff2') format('woff2');
    font-weight: 400;
    font-style: italic;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Blanc_Bold_Italic.woff2') format('woff2');
    font-weight: 700;
    font-style: italic;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Blanc_ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
}

@font-face {
    font-family: 'Mont';
    src: url('fonts/fonnts.com-Mont_Heavy_DEMO.woff2') format('woff2');
    font-weight: 900;
    font-style: normal;
}

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

:root {
    --primary-color: #00A878;
    --primary-dark: #008560;
    --primary-light: #E8F5F1;
    --text-dark: #1a1a1a;
    --text-gray: #666;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --border-color: #e0e0e0;
}

body {
    font-family: 'Mont', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    font-variant-ligatures: none;
}

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

header {
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: 1rem 0;
}

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

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 48px;
    width: auto;
    display: block;
}

.logo-img:hover {
    opacity: 0.8;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.hero {
    background: linear-gradient(135deg, var(--primary-light) 0%, #ffffff 100%);
    padding: 6rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 168, 120, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    padding: 0.7rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.categories {
    padding: 5rem 0;
    background: var(--bg-white);
}

.categories h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.category-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 2.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.category-image {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.category-card p {
    color: var(--text-gray);
    font-size: 1rem;
}

.products-section {
    padding: 3rem 0;
    background: var(--bg-light);
}

.product-category {
    margin-bottom: 4rem;
}

.product-category h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.product-image {
    width: 100%;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-img {
    width: 140px;
    height: 140px;
    border-radius: 8px;
}

.charger-img {
    background: linear-gradient(135deg, #00A878 0%, #00D4AA 100%);
    position: relative;
}

.charger-img::before {
    content: '⚡';
    font-size: 4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
}

.cable-img {
    background: linear-gradient(135deg, #0066CC 0%, #0099FF 100%);
    position: relative;
}

.cable-img::before {
    content: '🔌';
    font-size: 4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
}

.adapter-img {
    background: linear-gradient(135deg, #7B2CBF 0%, #9D4EDD 100%);
    position: relative;
}

.adapter-img::before {
    content: '🔄';
    font-size: 4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
}

.product-card h3 {
    padding: 1.2rem 1.2rem 0.5rem;
    font-size: 1.2rem;
    color: var(--text-dark);
}

.product-desc {
    padding: 0 1.2rem;
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.product-features {
    padding: 0 1.2rem;
    list-style: none;
    margin-bottom: 1rem;
}

.product-features li {
    font-size: 0.85rem;
    color: var(--text-gray);
    padding: 0.3rem 0;
    position: relative;
    padding-left: 1.2rem;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.impact-section {
    padding: 5rem 0;
    background: var(--primary-light);
}

.impact-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.impact-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.impact-card {
    text-align: center;
    padding: 2rem;
}

.impact-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.impact-card p {
    color: var(--text-gray);
    font-size: 1.1rem;
}

.about-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.about-content p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.company-name {
    font-size: 0.9rem;
    color: #999;
    margin-top: 0.5rem;
}

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

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



.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-color);
}

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

.social-icon svg {
    width: 24px;
    height: 24px;
    fill: #ccc;
    transition: fill 0.3s ease;
}

.social-icon:hover svg {
    fill: var(--primary-color);
}



.company-title {
    font-weight: bold;
    font-size: 1.2rem;
}

.product-detail-section {
    padding: 5rem 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.product-detail-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 15px;
    display: block;
    margin: 0 auto;
}

.product-detail-info h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.product-detail-info h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.product-detail-info ul {
    list-style: none;
    padding-left: 0;
}

.product-detail-info ul li {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.product-detail-specs {
    margin-top: 4rem;
}

.product-detail-specs h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.product-detail-specs table {
    width: 100%;
    border-collapse: collapse;
}

.product-detail-specs th,
.product-detail-specs td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.product-detail-specs th {
    background-color: var(--bg-light);
    font-weight: bold;
}

.product-card-link {
    text-decoration: none;
    color: inherit;
    display: contents;
}

.product-card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 15px;
}

.hamburger {
    display: none;
    cursor: pointer;
    background: transparent;
    border: none;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: var(--text-dark);
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

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

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

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

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

    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        gap: 0;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        text-align: center;
        transition: 0.3s;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 16px 0;
    }

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

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

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

    .categories h2,
    .products-section h2,
    .impact-section h2,
    .about-section h2 {
        font-size: 2rem;
    }

    .product-detail-info h1 {
        font-size: 2rem;
    }
}

html {
    scroll-behavior: smooth;
}

.product-image-gallery {
    display: flex;
    flex-direction: column;
}

.gallery-main-image {
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    cursor: pointer;
    position: relative;
}

.gallery-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
}

.prev-btn,
.next-btn {
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 1rem;
    cursor: pointer;
    font-size: 1.5rem;
}

.gallery-counter {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 0.5rem;
    border-radius: 5px;
}

.gallery-main-image img {
    width: 100%;
    border-radius: 15px;
}

.gallery-thumbnails {
    display: flex;
    gap: 1rem;
}

.gallery-thumbnails .thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.gallery-thumbnails .thumbnail:hover,
.gallery-thumbnails .thumbnail.active {
    border-color: var(--primary-color);
    border-width: 3px;
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
}

.lightbox-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
}

.close-lightbox {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.close-lightbox:hover,
.close-lightbox:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.product-variations {
    margin-top: 2rem;
}

.variation-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.variation-tab {
    padding: 0.5rem 1rem;
    cursor: pointer;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: var(--bg-light);
}

.variation-tab.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.variation-pane {
    display: none;
}

.variation-pane.active {
    display: block;
}

.contact-section {
    padding: 5rem 0;
}

.contact-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-section p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

#contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
}