* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    overflow-x: hidden;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

nav {
    color: white;
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: sticky;
    top: 0;
    width: 100%;
    padding: 2vh 5vw;
    z-index: 1000;
    background: rgb(0, 0, 0);
    backdrop-filter: blur(10px);
}

nav.scrolled {
    background: rgba(0, 0, 0);
    backdrop-filter: blur(20px);
}

nav a,
nav ul {
    text-decoration: none;
    color: aliceblue;
    display: flex;
    flex-direction: row;
    gap: 18px;
    font-size: 18px;
}

#logo {
    margin-right: 15px;
    width: 50px;
    margin-top: -3px;
}

.first-section {
    width: 100vw;
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    background-image: url(./asset/a3f51196440a72a863363c35ce42e332@origin.jpg);
    display: flex;
    flex-direction: column;
    position: relative;
}

.section-content {
    margin-top: 9vh;
    margin-bottom: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.section-content h2 {
    font-size: clamp(28px, 5vw, 41px);
    font-weight: 400;
}

.section-content p {
    margin: 1vw 0 1vw 0;
    word-spacing: .2vw;
    font-size: clamp(16px, 3vw, 22px);
}

.section-content input {
    background-color: transparent;
    color: white;
    border: 1px solid white;
    width: 160px;
    height: 40px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.section-content input:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.buy {
    display: flex;
    align-items: center;
    gap: 18px;
}

.buy span {
    background-color: rgb(83, 83, 251);
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.buy span:hover {
    background-color: rgb(65, 65, 220);
}

.hero-section {
    margin: 1.3vh 0 1.3vh;
    width: 100vw;
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    background-image: url(./asset/0b217c9722a2598c3dbe3a0e4e461c9e@origin.jpg);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

.second-section {
    color: white;
    display: flex;
    flex-direction: column;
    position: relative;
}

.image-grid-section {
    width: 100%;
    background-color: #fff;
    padding: 1.5vh;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5vh;
    width: 100%;
    margin: 0;
}

.grid-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: .9/0.7;
}

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

.grid-item:hover .grid-image {
    transform: scale(1.05);
}

.image-grid-section {
    width: 100%;
    background-color: #fff;
    padding: 1.3vh;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.3vh;
    width: 100%;
    margin: 0;
}

.grid-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: .9/0.7;
}

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

.grid-item:hover .grid-image {
    transform: scale(1.05);
}

.text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px;
    color: rgb(0, 0, 0);
}

.text-overlay h3 {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 10px;
    letter-spacing: 1px;
    color: rgb(114, 110, 110);
}

.text-overlay h1 {
    font-size: 38px;
    font-weight: 540;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.text-overlay p {
    font-size: 16px;
    margin-bottom: 20px;
    font-weight: 550;
}

.buttons {
    display: flex;
    gap: 15px;
}

.learn-more,
.buy-now {
    padding: 10px 25px;
    border: 1px solid rgb(0, 0, 0);
    background: transparent;
    color: rgb(0, 0, 0);
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.learn-more:hover,
.buy-now:hover {
    background: rgba(255, 255, 255, 0.1);
}

.video-carousel-section {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-track {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-video {
    width: 100%;
    height: 95%;
    object-fit: cover;
}

.video-content {
    position: absolute;
    top: 20%;
    left: 20%;
    right: 20%;
    transform: translateY(-50%);
    color: white;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.video-content h3 {
    font-size: 39px;
    font-weight: 520;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.video-content h2 {
    font-size: 39px;
    font-weight: 520;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.video-content .buttons {
    display: flex;
    gap: 10px;
}

.video-content .learn-more,
.video-content .buy-now {
    padding: 10px 28px;
    border: 1px solid white;
    background: transparent;
    color: white;
    border-radius: 25px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.video-content .learn-more:hover {
    background: rgba(255, 255, 255, 0.1);
}


.video-content .buy-now:hover {
    background: rgba(255, 255, 255, 0.9);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.carousel-btn:hover {
    background: rgba(0, 0, 0, 0.8);
}

.prev-btn {
    left: 30px;
}

.next-btn {
    right: 30px;
}

.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
}

.carousel-dot.active {
    background: white;
}

.innovation-section,
.explore-section {
    width: 100%;
    padding: 80px 5vw;
    background-color: #fff;
    color: #000;
}

.innovation-header,
.explore-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.innovation-header h2,
.explore-header h2 {
    font-size: 40px;
    font-weight: 500;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.innovation-header p {
    font-size: 22px;
    line-height: 1.6;
    color: #333;
}

.innovation-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.4vh;
    max-width: 1220px;
    margin: 0 auto;
}

.explore-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.4vh;
    max-width: 1400px;
    margin: 0 auto;
}

.innovation-card {
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 750px;
    position: relative;
    cursor: pointer;
}

.explore-card {
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 700px;
    position: relative;
    cursor: pointer;
}

.card-content,
.explore-card-content {
    position: relative;
    height: 100%;
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgb(0, 0, 0);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
}

.card-content h3,
.explore-card-content h3 {
    font-size: 35px;
    font-weight: 530;
    line-height: 1.4;
}

.category,
.explore-category {
    font-size: 18px;
    color: rgba(71, 69, 69, 0.8);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.explore-category,
.explore-card-content,
.learn-more-link-e {
    color: white;
}

.learn-more-link {
    display: inline-flex;
    align-items: center;
    color: rgb(73, 61, 61);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    margin-top: 10px;
}

.learn-more-link:hover {
    text-decoration: underline;
}

.learn-more-link span {
    margin-left: 5px;
    font-size: 25px;
}

.innovation-card:nth-child(1) .card-content {
    background-size: cover;
    background-image: url(./asset/invo-img1.webp);
}

.innovation-card:nth-child(2) .card-content {
    background-size: cover;
    background-image: url(./asset/invo-img2.webp);
}

.explore-card:nth-child(1) .explore-card-content {
    background-size: cover;
    background-image: url(./asset/explo-img1);
}

.explore-card:nth-child(2) .explore-card-content {
    background-size: cover;
    background-image: url(./asset/explo-img2);
}

.explore-card:nth-child(3) .explore-card-content {
    background-size: cover;
    background-image: url(./asset/explo-img3);
}

.dj-footer {
    background-color: #313030;
    color: #fff;
    font-family: Arial, sans-serif;
    padding: 40px 5% 20px;
}

.footer-main {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 30px;
    color: #fff;
}

.footer-column h5 {
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 30px;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column li {
    margin-bottom: 25px;
}

#for-margin {
    margin-bottom: 50px;
}

.footer-column a {
    color: #ccc;
    text-decoration: none;
    font-size: 18px;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: #fff;
}

.subscribe-section {
    margin-top: 20px;
}

.subscribe-section p {
    font-size: 16px;
    color: #ccc;
    margin-bottom: 10px;
}

.email-input {
    display: flex;
    max-width: 280px;
}

.email-input input {
    flex: 1;
    padding: 8px 12px;
    border: 2px solid #555;
    background-color: #222;
    color: #fff;
    font-size: 14px;
    height: 40px;
    border-radius: 5px;
}

.email-input input::placeholder {
    color: #888;
}

.email-input button {
    padding: 8px 15px;
    background-color: #0066cc;
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 14px;
    white-space: nowrap;
    border-radius: 5px;
}

.email-input2 {
    display: flex;
    max-width: 500px;
}

.email-input2 input {
    flex: 1;
    padding: 8px 12px;
    border: 2px solid #555;
    background-color: #222;
    color: #fff;
    font-size: 14px;
    width: 500px;
    height: 70px;
    border-radius: 5px;
    margin-right: 10px;
}

.email-input2 input::placeholder {
    font-size: 20px;
    color: #888;
}

.email-input2 button {
    padding: 8px 15px;
    background-color: #ffffff;
    color: #000000;
    border: none;
    cursor: pointer;
    font-size: 20px;
    white-space: nowrap;
    border-radius: 5px;
}

.cooperation-section,
.service-plans-section {
    margin-top: 20px;
}

.footer-bottom {
    border-top: 2px solid #575656;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: start;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    font-size: 18px;
}

.footer-links span {
    color: #ccc;
    font-size: 18px;
}

.footer-copyright {
    flex: 1;
    text-align: center;
}

.footer-copyright p {
    font-size: 18px;
    color: #ccc;
}

.footer-copyright a {
    color: #ccc;
    text-decoration: underline;
}

.footer-misc {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    padding: 10px;
}

.footer-misc a {
    color: #ccc;
    text-decoration: none;
    font-size: 18px;
}














@media screen and (max-width: 1024px) {
    nav {
        padding: 2vh 4vw;
    }

    nav ul {
        gap: 15px;
    }

    .buy {
        gap: 15px;
    }

    .text-overlay h3 {
        font-size: 11px;
    }

    .text-overlay h1 {
        font-size: 28px;
    }

    .text-overlay p {
        font-size: 11px;
    }

    .buttons {
        display: flex;
        gap: 7px;
    }

    .learn-more,
    .buy-now {
        padding: 5px 19px;
        font-size: 8px;
    }

    .innovation-section,
    .explore-section {
        padding: 60px 3vw;
    }

    .innovation-card,
    .explore-card {
        height: 500px;
    }

    .card-content,
    .explore-card-content {
        padding: 60px;
    }

    .card-content h3,
    .explore-card-content h3 {
        font-size: 22px;
    }

    .innovation-card:nth-child(1) .card-content,
    .innovation-card:nth-child(2) .card-content,
    .explore-card:nth-child(1) .explore-card-content,
    .explore-card:nth-child(2) .explore-card-content,
    .explore-card:nth-child(3) .explore-card-content {
        background-size: 90% auto;
        background-position: center top 30px;
    }

    .footer-main {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

@media screen and (max-width: 768px) {
    nav {
        justify-content: space-between;
        padding: 2vh 5vw;
    }

    .mobile-menu-btn {
        display: block;
    }

    nav ul {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.95);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 25px;
        transition: left 0.3s ease;
        z-index: 999;
    }

    nav ul.active {
        left: 0;
    }

    #logo {
        width: 35px;
        margin-right: 0;
    }

    .buy {
        gap: 12px;
    }

    .buy span {
        padding: 6px 12px;
        font-size: 14px;
    }

    .section-content {
        padding: 0 30px;
    }

    .section-content h2 {
        font-size: 32px;
    }

    .section-content p {
        font-size: 18px;
        margin: 5vw 0 6vw 0;
    }

    .section-content input {
        width: 140px;
        height: 40px;
    }

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

    .image-grid-section {
        padding: 30px 0;
    }

    .text-overlay {
        padding: 20px;
    }

    .text-overlay h3 {
        font-size: 12px;
    }

    .text-overlay h2 {
        font-size: 16px;
    }

    .text-overlay h1 {
        font-size: 22px;
    }

    .text-overlay p {
        font-size: 14px;
    }

    .learn-more,
    .buy-now {
        padding: 8px 20px;
        font-size: 12px;
    }

    .buttons {
        gap: 10px;
    }

    .video-content {
        left: 28%;
        right: 28%;
        text-align: center;
    }

    .video-content h2 {
        font-size: 33px;
    }

    .video-content h3 {
        font-size: 33px;
    }

    .video-content .buttons {
        gap: 10px;
        align-items: center;
    }

    .carousel-btn {
        width: 50px;
        height: 50px;
    }

    .prev-btn {
        left: 15px;
    }

    .next-btn {
        right: 15px;
    }

    .innovation-section,
    .explore-section {
        padding: 50px 3vw;
    }

    .innovation-header,
    .explore-header {
        margin-bottom: 40px;
    }

    .innovation-header h2,
    .explore-header h2 {
        font-size: 28px;
    }

    .innovation-header p,
    .explore-header p {
        font-size: 16px;
    }

    .innovation-cards,
    .explore-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .innovation-card,
    .explore-card {
        height: 600px;
    }

    .card-content,
    .explore-card-content {
        width: 95vw;
        padding: 45px;
    }

    .card-content h3,
    .explore-card-content h3 {
        font-size: 22px;
        margin-bottom: 15px;
    }

    .innovation-card:nth-child(1) .card-content,
    .innovation-card:nth-child(2) .card-content,
    .explore-card:nth-child(1) .explore-card-content,
    .explore-card:nth-child(2) .explore-card-content,
    .explore-card:nth-child(3) .explore-card-content {
        background-size: 85% auto;
        background-position: center top 25px;
    }

    .category,
    .explore-category {
        font-size: 13px;
        margin-bottom: 8px;
    }

    .learn-more-link {
        font-size: 15px;
        margin-top: 8px;
    }

    .footer-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .footer-links,
    .footer-misc {
        justify-content: center;
    }
}

@media screen and (max-width: 480px) {
    nav {
        padding: 2vh 4vw;
    }

    .buy {
        gap: 10px;
    }

    .buy svg {
        width: 20px;
        height: 20px;
    }

    .buy span {
        padding: 5px 10px;
        font-size: 12px;
    }

    .section-content {
        padding: 0 20px;
    }

    .section-content h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .section-content p {
        font-size: 16px;
        margin: 8vw 0 10vw 0;
    }

    .section-content input {
        width: 130px;
        height: 38px;
        font-size: 14px;
    }

    .image-grid-section {
        padding: 20px 0;
    }

    .text-overlay {
        padding: 15px;
    }

    .text-overlay h3 {
        font-size: 10px;
    }

    .text-overlay h2 {
        font-size: 14px;
    }

    .text-overlay h1 {
        font-size: 18px;
    }

    .text-overlay p {
        font-size: 12px;
    }

    .learn-more,
    .buy-now {
        padding: 6px 15px;
        font-size: 11px;
    }

    .buttons {
        gap: 8px;
    }

    .video-content h2 {
        font-size: 26px;
    }

    .video-content {
        left: 20%;
        right: 20%;
        text-align: center;
    }

    .video-content h3 {
        font-size: 26px;
    }

    .video-content .learn-more,
    .video-content .buy-now {
        padding: 8px 22px;
        font-size: 12px;
    }

    .carousel-btn {
        width: 30px;
        height: 30px;
    }

    .innovation-section {
        padding: 40px 3vw;
    }

    .innovation-header {
        margin-bottom: 30px;
    }

    .innovation-header h2,
    .explore-header h2 {
        font-size: 20px;
    }

    .innovation-header p {
        font-size: 12px;
    }

    .innovation-card,
    .explore-card {
        height: 350px;
    }

    .card-content,
    .explore-card-content {
        padding: 30px 15px;
    }

    .card-content h3 {
        width: 70vw;
        font-size: 14px;
        line-height: 1.2;
    }

    .explore-card-content p {
        width: 80vw;
        font-size: 14px;
        line-height: 1.2;
    }

    .innovation-card:nth-child(1) .card-content,
    .innovation-card:nth-child(2) .card-content,
    .explore-card:nth-child(1) .explore-card-content,
    .explore-card:nth-child(2) .explore-card-content,
    .explore-card:nth-child(3) .explore-card-content {
        background-size: 80% auto;
        background-position: center top 20px;
    }

    .category,
    .explore-category {
        font-size: 12px;
        margin-bottom: 6px;
    }

    .learn-more-link {
        font-size: 14px;
        margin-top: 6px;
    }

    .learn-more-link span {
        font-size: 16px;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .dj-footer {
        padding: 30px 4% 15px;
    }
}

@media screen and (max-width: 320px) {
    .section-content h2 {
        font-size: 20px;
    }

    .section-content p {
        font-size: 14px;
    }

    .section-content input {
        width: 120px;
        height: 36px;
    }

    .innovation-card {
        height: 300px;
    }

    .card-content h3 {
        font-size: 18px;
    }

    .innovation-card:nth-child(1) .card-content,
    .innovation-card:nth-child(2) .card-content {
        background-size: 75% auto;
        background-position: center top 15px;
    }
}

html {
    scroll-behavior: smooth;
}

a:focus,
button:focus,
input:focus {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.mobile-menu-overlay.active {
    display: block;
}