/* IMPORT FONT DARI GOOGLE FONTS */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* RESET CSS DASAR */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
}

/* VARIABEL WARNA */
:root {
    --bg-color: #1f242d;
    --second-bg-color: #323946;
    --text-color: #fff;
    --main-color: #0ef; /* Warna aksen sian/biru terang */
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
}

/* DESAIN HEADER/NAVBAR */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: var(--bg-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    box-shadow: 0 .1rem .5rem rgba(0,0,0, .2);
}

.logo {
    font-size: 2.5rem;
    color: var(--text-color);
    font-weight: 600;
}

.navbar a {
    font-size: 1.7rem;
    color: var(--text-color);
    margin-left: 4rem;
    transition: .3s;
}

.navbar a:hover,
.navbar a.active {
    color: var(--main-color);
}


/* DESAIN SECTION UMUM */
section {
    min-height: 100vh;
    padding: 10rem 9% 2rem;
}

.heading {
    text-align: center;
    font-size: 4.5rem;
    margin-bottom: 3rem;
}

.heading span {
    color: var(--main-color);
}

.btn {
    display: inline-block;
    padding: 1.2rem 2.8rem;
    background: var(--main-color);
    border-radius: 4rem;
    box-shadow: 0 0 1rem var(--main-color);
    font-size: 1.6rem;
    color: var(--second-bg-color);
    letter-spacing: .1rem;
    font-weight: 600;
    transition: .5s ease;
}

.btn:hover {
    box-shadow: none;
}

/* BAGIAN HOME */
.home {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.home-content h3 {
    font-size: 3.2rem;
    font-weight: 700;
}

.home-content h1 {
    font-size: 5.6rem;
    font-weight: 700;
    line-height: 1.3;
    margin: -3px 0;
}

.home-content p {
    font-size: 1.6rem;
    margin: 2rem 0 3rem;
}

.social-media a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4rem;
    height: 4rem;
    background: transparent;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--main-color);
    margin: 3rem 1.5rem 3rem 0;
    transition: .5s ease;
}

.social-media a:hover {
    background: var(--main-color);
    color: var(--second-bg-color);
    box-shadow: 0 0 1rem var(--main-color);
}

.home-img img {
    width: 35vw; /* Lebar gambar relatif terhadap viewport */
    border-radius: 50%;
    animation: floatImage 4s ease-in-out infinite;
    border: 0.5rem solid var(--main-color);
    box-shadow: 0 0 2rem var(--main-color);
}

@keyframes floatImage {
    0% { transform: translateY(0); }
    50% { transform: translateY(-2.4rem); }
    100% { transform: translateY(0); }
}

/* BAGIAN ABOUT */
.about {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    background: var(--second-bg-color);
}

.about-img img {
    width: 35vw;
    border-radius: 1rem;
}

.about-content h2 {
    text-align: left;
}

.about-content h3 {
    font-size: 2.6rem;
}

.about-content p {
    font-size: 1.6rem;
    margin: 2rem 0 3rem;
}

.about-info {
    margin-top: 3rem;
}

.info-box {
    margin-bottom: 2.5rem;
}

.info-box h4 {
    font-size: 2rem;
    color: var(--main-color);
    margin-bottom: 1rem;
}

.info-box ul li {
    list-style: none;
    margin: 1rem 0;
    font-size: 1.5rem;
}

.info-box ul li span {
    color: var(--main-color);
    font-size: 1.6rem;
    font-weight: 600;
}


/* BAGIAN SKILLS */
.skills {
    background: var(--bg-color);
}
.skills-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.skills-box {
    background: var(--second-bg-color);
    padding: 3rem 2rem;
    border-radius: 2rem;
    text-align: center;
    border: .2rem solid var(--bg-color);
    transition: .5s ease;
}
.skills-box:hover {
    border-color: var(--main-color);
    transform: scale(1.02);
}
.skills-box i {
    font-size: 7rem;
    color: var(--main-color);
}
.skills-box h3 {
    font-size: 2.6rem;
    margin: 1rem 0 2rem;
}
.skill-bar {
    text-align: left;
    font-size: 1.6rem;
}
.skill-bar .progress-line {
    height: 1rem;
    width: 100%;
    background: var(--bg-color);
    border-radius: 10px;
    position: relative;
    margin: 0.5rem 0 1.5rem 0;
}
.progress-line span {
    height: 100%;
    background: var(--main-color);
    position: absolute;
    border-radius: 10px;
}

/* BAGIAN PROJECTS */
.projects {
    background: var(--second-bg-color);
}
.projects-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}
.projects-box {
    position: relative;
    border-radius: 2rem;
    box-shadow: 0 0 1rem var(--bg-color);
    overflow: hidden;
    display: flex;
}
.projects-box img {
    width: 100%;
    transition: .5s ease;
}
.projects-box:hover img {
    transform: scale(1.1);
}
.projects-layer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0, .1), var(--main-color));
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    padding: 0 4rem;
    transform: translateY(100%);
    transition: .5s ease;
}
.projects-box:hover .projects-layer {
    transform: translateY(0);
}
.projects-layer h4 {
    font-size: 3rem;
}
.projects-layer p {
    font-size: 1.6rem;
    margin: .3rem 0 1rem;
}
.projects-layer a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background: var(--text-color);
    border-radius: 50%;
}
.projects-layer a i {
    font-size: 2rem;
    color: var(--second-bg-color);
}

/* BAGIAN CONTACT */
.contact {
    background: var(--bg-color);
}
.contact form {
    max-width: 70rem;
    margin: 1rem auto;
    text-align: center;
    margin-bottom: 3rem;
}
.contact form .input-box {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.contact form .input-box input,
.contact form textarea {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background: var(--second-bg-color);
    border-radius: .8rem;
    margin: .7rem 0;
}
.contact form .input-box input {
    width: 49%;
}
.contact form .btn {
    margin-top: 2rem;
    cursor: pointer;
}

/* BAGIAN FOOTER */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 2rem 9%;
    background: var(--second-bg-color);
}
.footer-text p {
    font-size: 1.6rem;
}
.footer-iconTop a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: .8rem;
    background: var(--main-color);
    border-radius: .8rem;
    transition: .5s ease;
}
.footer-iconTop a:hover {
    box-shadow: 0 0 1rem var(--main-color);
}
.footer-iconTop a i {
    font-size: 2.4rem;
    color: var(--second-bg-color);
}


/* MEDIA QUERIES UNTUK RESPONSIVE */

/* Tablet */
@media (max-width: 991px) {
    .header { padding: 2rem 3%; }
    section { padding: 10rem 3% 2rem; }
    .footer { padding: 2rem 3%; }
    .skills-container, .projects-container { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: center;
        padding: 1.5rem 3%;
    }
    .logo {
        margin-bottom: 1.5rem;
    }
    .navbar a {
        font-size: 1.6rem;
        margin: 0 1rem;
    }
    .home, .about {
        flex-direction: column;
    }
    section {
        padding-top: 15rem; /* Beri ruang ekstra karena header lebih besar */
    }
    .home-content h3 { font-size: 2.6rem; }
    .home-content h1 { font-size: 5rem; }
    .home-img img, .about-img img { width: 70vw; margin-top: 4rem; }
    .skills-container, .projects-container { grid-template-columns: 1fr; }
    .contact form .input-box input { width: 100%; }
}