@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=PT+Sans+Narrow:wght@400;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Gowun+Dodum&display=swap');

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

body {
    background: linear-gradient(135deg, #000, #2c3e50);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow-x: hidden;
}

button {
    cursor: pointer;
    color: #fff;
    background-color: #00aaff;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0088cc;
}

img {
    object-fit: cover;
}

h2 {
    font-weight: 700;
    color: #00ffcc;
    margin-bottom: 24px;
}

h4 {
    font-weight: bold;
    color: #65829f;
    margin-top: 32px;
}

p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 12px;
    color: #dedede;
}

.slides-container {
    display: flex;
    overflow: hidden;
    font-family: "Gowun Dodum", sans-serif;
    width: 100vw;
    height: calc(100vh - 60px);
    position: relative;
    transition: transform 0.5s ease-in-out;
    margin-top: 60px;
}

.slide {
    min-width: 100vw;
    height: calc(100vh - 60px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}


header {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    font-family: "PT Sans Narrow", sans-serif;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    padding: 10px 20px;
    backdrop-filter: blur(10px);
    z-index: 1000;
    height: 60px;
}

.nav-container {
    margin-top: -20px;
    display: flex;
    justify-content: center;
    width: 100%;
}

header img {
    margin-top: 30px;
    width: 100px;
}

header .navigation {
    display: flex;
    gap: 100px;
    margin-top: 50px;
    padding: 10px 20px;
    border-radius: 10px;
}

header .navigation a {
    font-size: 32px;
    color: #fff;
    text-decoration: none;
    overflow: hidden;
    transition: color 0.3s ease;
}

header .navigation a svg {
    vertical-align: middle;
    margin-right: 8px;
}

header .navigation a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -30px;
    width: 100%;
    height: 2px;
    background-color: #00ffcc;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

header .navigation a:hover::after {
    transform: scaleX(1);
}

header .navigation a:hover {
    color: #00ffcc;
}

.intro {
    text-align: center;
}

.intro .intro-left {
    max-width: 600px;
}

.intro .intro-top h2 {
    font-size: 48px;
    margin-bottom: 100px;
}

.intro .intro-top p {
    font-size: 20px;
    margin-bottom: 24px;
}

.intro .intro-top h4 {
    font-size: 20px;
}

.intro .intro-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.intro .intro-top .intro-buttons button {
    font-size: 18px;
    padding: 10px 20px;
}

.intro .intro-top .intro-buttons button i {
    font-size: 24px;
}

.info {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 50px;
}

.info > p {
    font-size: 16px;
    color: #00ffcc;
    padding: 6px 14px;
    margin-bottom: 12px;
}

.info > h2 {
    font-size: 300px;
    text-align: center;
    margin-bottom: 30px;
}

.skills-container {
    padding: 50px;
}

.skills-container h1 {
    font-size: 64px;
    margin-bottom: 48px;
    text-align: center;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    justify-content: center;
}

.skill-item {
    text-align: center;
    position: relative;
}

.skill-item p {
    font-size: 24px;
    margin-top: 12px;
}

.skill-item i  {
    font-size: 50px;
    color: #00ffcc;
}

.skill-item svg {
    font-size: 50px;
    color: #00ffcc;
}

.projects {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 20px;
    width: 100%;
    height: calc(100vh - 60px);
    overflow-y: auto;
}

.projects::-webkit-scrollbar{
    display: none;
}

.projects .projects-inner {
    width: 100%;
    max-width: 1200px;
    padding: 30px;
}

.projects .projects-inner h1 {
    font-size: 48px;
    color: #DEDEDE;
    margin-bottom: 32px;
}

.projects .project-item {
    margin-bottom: 20px;
}

.projects .project-item h2 {
    font-size: 40px;
    color: #00aaff;
    margin-bottom: 10px;
}

.projects .project-item p {
    font-size: 20px;
    color: #DEDEDE;
}

.projects .project-item h3 {
    font-size: 24px;
    color: #DEDEDE;
    margin-bottom: 16px;
}

.projects .project-item h5 {
    color: #65829f;
}

.projects .project-item .work-list {
    /* list-style: none; */
}

.projects .project-item .work-list li {
    font-size: 20px;
    margin-left: 24px;
    margin-bottom: 8px;
}

.projects .project-item .work-list .ps{
    font-size: 16px;
    color: #65829f;
    list-style: none;
}

@media screen and (max-width: 1280px) {
    .intro .intro-top h2 {
        font-size: 36px;
    }

    .intro .intro-top p {
        font-size: 16px;
    }

    .intro .intro-top .intro-buttons button {
        font-size: 16px;
    }

    .info > h2 {
        font-size: 24px;
    }

    .projects .projects-inner h2 {
        font-size: 28px;
    }

    .collaboration > h2 {
        font-size: 28px;
    }
}

@media screen and (max-width: 992px) {
    .intro .intro-top h2 {
        font-size: 28px;
    }

    .intro .intro-top p {
        font-size: 14px;
    }

    .intro .intro-top .intro-buttons button {
        font-size: 14px;
    }

    .info > h2 {
        font-size: 20px;
    }

    .projects .projects-inner h2 {
        font-size: 24px;
    }

    .collaboration > h2 {
        font-size: 24px;
    }

    .collaboration .collaboration-items {
        flex-direction: column;
    }

    .collaboration .collaboration-item {
        margin-bottom: 20px;
    }
}

@media screen and (max-width: 768px) {
    header,
    header .navigation {
        gap: 10px;
    }

    .intro .intro-top h2 {
        font-size: 24px;
    }

    .intro .intro-top p {
        font-size: 12px;
    }

    .intro .intro-top .intro-buttons button {
        font-size: 12px;
    }

    .info > h2 {
        font-size: 18px;
    }

    .projects .projects-inner h2 {
        font-size: 20px;
    }

    .collaboration > h2 {
        font-size: 20px;
    }
    
    .skills-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
}