:root {
    --main-color: #26266c;
    --dark-color: #111;
    --light-color: #fff;
    --grey-color: #ddd;
    --m-font-size: 1.2rem;
    --l-font-size: 1.5rem;
    --xl-font-size: 1.8rem;
    --xxl-font-size: 2rem;
    --small-border-radius: 3px;
    --normal-border-radius: 10px;
    --distance-top: 150px;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Source Sans Pro', sans-serif;
    letter-spacing: 0.3px;
}

html {
    scroll-padding-top: var(--distance-top);
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: var(--dark-color);
}

ul {
    list-style-type: none;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-between {
    display: flex;
    justify-content: space-between;
}

.gap5 {
    gap: 5px;
}

.gap10 {
    gap: 10px;
}

.gap20 {
    gap: 20px;
}

.gap30 {
    gap: 30px;
}

.gap50 {
    gap: 50px;
}

section, main {
    padding: 80px 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 20px;
}

#check-hamburger-menu, .hamburger-menu {
    display: none;
}

nav {
    align-items: center;
    padding: 30px;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #f2f2f2;
    font-weight: 600;
    z-index: 1001;
    border-bottom: 1px solid var(--grey-color);
}

nav img, .fa-solid {
    border-radius: var(--small-border-radius);
}

nav a {
    transition: color 0.5s ease;
}

nav a:hover {
    color: var(--main-color);
}

nav ul {
    gap: 30px;
}

.fa-bars {
    color: var(--dark-color);
    transition: color 0.5s ease;
    font-size: var(--xxl-font-size);
}

#home, #technologies, #contact {
    color: var(--light-color);
}

#home {
    padding-top: var(--distance-top);
    background-image: linear-gradient(#26266cf5, #26266cf5), url('/static/images/background.png');
    background-size: cover;
    background-position: center;

}

#technologies {
    background-image: linear-gradient(#26266cf5, #26266cf5), url('/static/images/background.png');
    background-size: cover;
    background-position: start;
}

#contact {
    background-image: linear-gradient(#26266cf5, #26266cf5), url('/static/images/background.png');
    background-size: cover;
    background-position: end;
}

.home-section {
    height: 80vh;
}

.summary {
    font-size: var(--m-font-size);
    max-width: 500px;
    text-align: center;
}

.detail-list ul {
    flex-wrap: wrap;
}

.detail-list ul li {
    padding: 7px 12px;
    border: 1px solid var(--grey-color);
    border-radius: var(--normal-border-radius);
    transition: box-shadow 0.5s ease;
    font-size: 1.1rem;
}

.detail-list ul li a {
    color: var(--light-color);
}

.detail-list ul li:hover {
    box-shadow: 0 0 5px var(--light-color);
}

.logo {
    width: 45px;
    height: 45px;
}

.small-logo {
    width: 30px;
    height: 30px;
}

.github-logo {
    border-radius: 50%;
}

h1 {
    font-size: 2.7rem;
    font-weight: 600;
    text-align: center;
}

h2 {
    margin-bottom: 10px;
    font-size: var(--xxl-font-size);
    font-weight: 600;
}

.cards-container {
    flex-wrap: wrap;
    max-width: 1100px;
    align-items: stretch;
}

.project-card {
    width: 320px;
}

.project-card p {
    min-height: 30px;
}

.project-title {
    font-size: var(--l-font-size);
    font-weight: 600;
    text-align: left;
}

.project-summary {
    font-size: var(--m-font-size);
    text-align: left;
}

.project-card-img-container img {
    width: 100%;
    height: 100%;
    border-radius: var(--normal-border-radius);
    /*
    transition: opacity 0.5s ease;
    */
    object-fit: cover;
}

.project-card-img-container {
    position: relative;
}

.project-card-type {
    position: absolute;
    top: 0;
    left: 0;
    padding: 7px 20px;
    width: auto;
    color: var(--light-color);
    background-color: var(--main-color);
    border-radius: var(--normal-border-radius) 0 20px 0;
}

.tags-container {
    position: absolute;
    bottom: 10px;
    right: 8px;
}

.carousel-arrow {
    background-color: transparent;
    color: var(--light-color);
    border: none;
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.5rem;
    z-index: 1;
}

.fa-chevron-left, .fa-chevron-right {
    font-size: 1.7rem;
}

.carousel-arrow.left {
    left: 2px;
}

.carousel-arrow.right {
    right: 2px;
}
/*
.project-info {
    padding: 20px;
    justify-content: baseline;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgb(38, 38, 108, 0.9);
    backdrop-filter: blur(8px);
    color: var(--light-color);
    border-radius: var(--normal-border-radius);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.project-card:hover .project-info {
    opacity: 1;
}

.project-card:hover .project-card img {
    opacity: 0;
}
*/

.button-project {
    padding: 10px;
    width: 100%;
    background-color: var(--main-color);
    text-align: center;
    border-radius: 10px;
    color: var(--light-color);
    transition: box-shadow 0.5s ease;
    font-size: var(--m-font-size);
}

.button-project-main {
    background-color: var(--main-color);
}

.button-project-dark {
    background-color: var(--dark-color);
}

.button-project:hover {
    box-shadow: 0 0 5px var(--main-color);
}

.work-experience-card, #technologies .detail-list {
    max-width: 700px;
}

.work-experience-card ul li {
    position: relative;
    padding-left: 1.2em;
    text-indent: 0;
    line-height: 1.4rem;
}

.work-experience-card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    top: 0;
    font-size: var(--m-font-size);
    line-height: 1.4rem;
}

.position-name {
    font-size: var(--l-font-size);
}

.company-name {
    font-size: var(--m-font-size);
}

.company-location, .company-dates {
    font-size: 1.1rem
}

.contact-container {
    justify-content: flex-start;
}

.contact-container ul {
    align-items: flex-start;
}

.contact-container p {
    color: var(--light-color);
    font-size: var(--l-font-size);
}

.created {
    padding: 10px;
    color: var(--light-color);
    background-color: var(--dark-color);
    text-align: center;
}

.created a {
    color: var(--light-color);
    text-decoration: none;
}

.tag {
    padding: 4px 5px;
    background-color: var(--main-color);
    color: var(--light-color);
    border-radius: 5px;
    font-size: 0.7rem;
}


@media (max-width: 900px) {
    nav ul {
        gap: 15px;
    }
}


@media (max-width: 800px) {
    nav ul {
        justify-content: left;
        align-items: end;
        position: fixed;
        top: 0;
        right: -50%;
        width: 50%;
        height: 100vh;
        background-color: var(--main-color);
        flex-direction: column;
        gap: 60px;
        transition: right 0.5s ease-in-out;
        z-index: 999;
        border-left: 1px solid var(--grey-color);
    }

    #check-hamburger-menu:checked ~ ul {
        right: 0;
    }

    #check-hamburger-menu:checked + .hamburger-menu i {
        color: var(--light-color);
    }

    .hamburger-menu {
        display: flex;
        cursor: pointer;
        z-index: 1000;
    }

    nav ul li a {
        font-size: 1.3em;
        color: var(--light-color);
    }

    nav ul li a:hover {
        color: var(--light-color);
    }
}


@media (max-width: 700px) {
    h1 {
        font-size: var(--xxl-font-size)
    }
}