html[data-theme="light"] {
    --text-color: #212529;
    --link-color: #307fa3;
    --background-color: #F8F9FA;
    --bgcolor-repo: #FFFFFF;
}

html[data-theme="dark"] {
    --text-color: #E0E0E0;
    --link-color: #6EA8FF;
    --background-color: #121212;
    --bgcolor-repo: #2e2e2e;
}

:root{
    margin: 0 auto;
    text-align: center;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

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

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 50px;
    height: 80px;
}

#theme-toggle {
  display: flex;
  align-items: center;
  gap: 8px;        
  padding: 5px 15px;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
  border: none;
  background-color: var(--text-color);
  color: var(--background-color);
}

nav .right a {
    color: var(--text-color);
    margin: 0 10px;
}

nav .right a:last-child {
    color: var(--background-color);
    background-color: var(--text-color);
    padding: 5px 15px;
    border-radius: 5px;
}

nav .right a span {
    margin-left: 5px;
}

@media (max-width: 600px){

    nav {
        padding: 0 20px;
    }

    nav .right a {
        font-size: 22px;
    }

    nav .right a:last-child {
        color: var(--text-color);
        background-color: var(--background-color);
        padding: 0;
    }

    nav .right a span {
        display: none;
    }

}

#repos-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px;
}

.repo {
    display: flex;
    flex-direction: column;
    border: #16141418 3px solid;
    background-color: var(--bgcolor-repo);
    width: 80%;
    max-width: 700px;
    padding: 1.5%;
    border-radius: 15px;
    margin-bottom: 15px;
}

.repo .repo-name {
    font-weight: 600;
    font-size: large;
    padding-bottom: 15px;
}

.repo .repo-desc {
    text-align: left;
    padding-bottom: 15px;
}

.repo .div-for-links {
    display: flex;
    justify-content: space-between;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 670px;
    margin: 30px auto;
    padding: 20px;
    border-radius: 12px;
    background-color: var(--bgcolor-repo);
    color: var(--text-color);
}

#contact-form input,
#contact-form textarea {
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 16px;
    background-color: var(--background-color);
    color: var(--text-color);
}

#contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

#contact-form button {
    padding: 10px 15px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    background-color: var(--text-color);
    color: var(--background-color);
    cursor: pointer;
}

#contact-form button:hover {
    opacity: 0.8;
}

#contact-form p#form-msg {
    font-size: 14px;
    color: var(--link-color);
    text-align: center;
}