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

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

:root {
    --bg-color: #2c3e50; /* Dark Slate Blue */
    --second-bg-color: #34495e; /* Wet Asphalt */
    --text-color: #ecf0f1; /* Clouds */
    --main-color: #32CD32; /* Lime Green */
    --charcoal-gray: #36454F;
}

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

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

section {
    min-height: 100vh;
    padding: 10rem 9% 2rem;
}

.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;
    border-bottom: 1px solid var(--second-bg-color);
}

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

.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);
}

.home {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.home-content {
    max-width: 60rem;
}

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

.home-content h3:nth-of-type(2) {
    margin-bottom: 2rem;
}

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

.home-content p {
    font-size: 1.6rem;
}

.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);
}

.btn {
    display: inline-block;
    padding: 1rem 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;
}

.home-img {
    width: 35vw;
    height: 35vw;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.home-img .image-container {
    width: 90%;
    height: 90%;
    background-color: var(--main-color);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: .5s ease;
}

.home-img:hover .image-container {
    background-color: var(--second-bg-color);
}

.home-img img {
    width: 95%;
    height: 95%;
    object-fit: contain;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

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

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

.about {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    background: var(--second-bg-color);
}

.about-content {
    max-width: 80rem;
}

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

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

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

.skills h2 {
    margin-bottom: 5rem;
}

.skills-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.skills-box {
    flex: 1 1 30rem;
    background: var(--second-bg-color);
    padding: 3rem 2rem 4rem;
    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;
}

.skills-box {
    cursor: pointer;
}

.skill-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out;
    text-align: left;
    margin-top: 2rem;
}

.skill-list.show {
    max-height: 500px; /* Increased to accommodate certificate actions */
}

.skill-list ul {
    list-style-type: none;
    padding-left: 1rem;
}

.skill-list li {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 2rem;
}

.skill-list li::before {
    content: '✓';
    color: var(--main-color);
    position: absolute;
    left: 0;
}

.certificate-actions {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

.certificate-actions a {
    font-size: 1.2rem;
    color: var(--text-color);
    background-color: var(--bg-color);
    padding: 0.3rem 0.8rem;
    border-radius: 2rem;
    transition: all 0.3s ease;
}

.certificate-actions a:hover {
    background-color: var(--main-color);
    color: var(--second-bg-color);
    transform: translateY(-2px);
}

.portfolio {
    background: var(--second-bg-color);
}

.portfolio h2 {
    margin-bottom: 4rem;
}

.portfolio-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    gap: 2.5rem;
}

.portfolio-box {
    position: relative;
    border-radius: 2rem;
    box-shadow: 0 0 1rem var(--bg-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.portfolio-box img {
    width: 100%;
    height: auto;
    transition: .5s ease;
}

.portfolio-box:hover img {
    transform: scale(1.1);
}

.portfolio-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;
    opacity: 0;
}

.portfolio-box:hover .portfolio-layer {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-layer h4 {
    font-size: 3rem;
}

.portfolio-layer p {
    font-size: 1.6rem;
    margin: .3rem 0 1rem;
}

.portfolio-layer a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background: var(--text-color);
    border-radius: 50%;
}

.portfolio-layer a i {
    font-size: 2rem;
    color: var(--second-bg-color);
}

.portfolio-actions {
    display: flex;
    gap: 1.5rem;
    margin-top: 1rem;
}

.portfolio-actions a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 0.8rem 1.5rem;
    background: var(--text-color);
    border-radius: 3rem;
    width: auto;
    height: auto;
    font-size: 1.4rem;
    color: var(--second-bg-color);
    font-weight: 600;
    transition: 0.3s ease;
}

.portfolio-actions a:hover {
    background: var(--main-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.portfolio-actions a i {
    margin-right: 0.5rem;
}

.contact h2 {
    margin-bottom: 3rem;
}

.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 textarea {
    resize: none;
}

.contact form .btn {
    margin-top: 2rem;
    cursor: pointer;
}

/* BREAKPOINTS */
@media (max-width: 1200px) {
    html {
        font-size: 55%;
    }
}

@media (max-width: 991px) {
    .header {
        padding: 2rem 3%;
    }

    section {
        padding: 10rem 3% 2rem;
    }

    .portfolio {
        padding-bottom: 7rem;
    }

    .contact {
        min-height: auto;
    }
}

@media (max-width: 768px) {
    .home {
        flex-direction: column;
    }

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

    .home-content h1 {
        font-size: 5rem;
    }

    .home-img {
        width: 70vw;
        margin-top: 4rem;
    }

    .about {
        flex-direction: column-reverse;
    }

    .about-img {
        width: 70vw;
        margin-top: 4rem;
    }

    .portfolio h2 {
        margin-bottom: 3rem;
    }

    .portfolio-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 617px) {
    .portfolio-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 450px) {
    html {
        font-size: 50%;
    }

    .contact form .input-box input {
        width: 100%;
    }
}