:root {
    --white: #ffffff;
    --black: #0d1117;

    --primary-1: #0969da;
    --primary-2: #218bff;
    --primary-3: #54aeff;
    --primary-4: #80ccff;
    --primary-5: #b6e3ff;

    --neutral-1: #0d1117;
    --neutral-2: #161b22;
    --neutral-3: #30363d;
    --neutral-4: #8b949e;
    --neutral-5: #c9d1d9;

    --accent-1: #2ea043;
    --accent-2: #3fb950;
    --accent-3: #56d364;
    --accent-4: #94e2b3;
    --accent-5: #dafbe1;

    --card-hover: #1f242d;
    --input-bg: var(--black);
    --input-border: var(--neutral-3);
    --input-focus: var(--primary-2);
}

[data-theme="light"] {
    --white: #ffffff;
    --black: #f6f8fa;

    --primary-1: #0969da;
    --primary-2: #218bff;
    --primary-3: #54aeff;
    --primary-4: #80ccff;
    --primary-5: #b6e3ff;

    --neutral-1: #f6f8fa;
    --neutral-2: #ffffff;
    --neutral-3: #d0d7de;
    --neutral-4: #57606a;
    --neutral-5: #24292f;

    --accent-1: #2ea043;
    --accent-2: #3fb950;
    --accent-3: #56d364;
    --accent-4: #94e2b3;
    --accent-5: #dafbe1;

    --card-hover: #f0f6fc;
    --input-bg: #ffffff;
    --input-border: #d0d7de;
    --input-focus: #218bff;
}

* {
    font-family: monospace;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%; /* Para que o body possa ter a altura da viewport */
}

body {
    margin: 0;
    background-color: var(--neutral-1);
    color: var(--neutral-5);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#toggle-theme {
    width: 50px;
    height: 50px;
    padding: 4px 0px;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 220ms, transform 220ms;
    border: 1px solid var(--neutral-3);
    background-color: var(--primary-1);
    color: var(--white);
    margin-top: 10px;
    margin-left: 10px;
}

h1 {
    margin: 40px 0 30px 0;
    font-weight: bold;
    color: var(--neutral-5);
}

p {
    font-weight: 300;
    color: var(--neutral-4);
}

main {
    background-color: var(--neutral-2);
    width: 80%;
    margin: auto;
    border-radius: 6px;
    border: 1px solid var(--neutral-3);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
}

#main {
    flex: 1;
}

form {
    display: flex;
    flex-direction: column;
    margin: auto;
    align-items: center;
}

.btn {
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    margin: 10px;
    padding: 5px 12px;
    text-decoration: none;
    text-align: center;
    transition: background-color 220ms, transform 220ms;
    border: 1px solid var(--neutral-3);
    margin-bottom: 30px;
    background-color: var(--primary-1);
    color: var(--white);
    height: 40px;
}

.btn:active {
    transform: translate(0.8px, 0.8px);
}

.btn:hover {
    background-color: var(--primary-2);
    color: var(--white);
}

.user-input {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 400px;
}

.user-input label {
    color: var(--neutral-5);
    font-size: 16px;
}

.user-input input {
    font-size: 16px;
    margin-top: 5px;
    margin-bottom: 15px;
    padding: 10px 15px;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--neutral-5);
    border-radius: 6px;
}

::placeholder {
    color: var(--neutral-4);
}

input:not(.btn):focus {
    outline: none;
    border-color: var(--input-focus);
    box-shadow: 0 0 0 2px rgba(33, 139, 255, 0.3);
}

.loading-spinner {
    animation-duration: 0.75s;
    animation-iteration-count: infinite;
    animation-name: rotate-forever;
    animation-timing-function: linear;
    height: 14px;
    width: 14px;
    border: 2px solid var(--white);
    border-right-color: transparent;
    border-radius: 50%;
    display: inline-block;
}

#repos-list {
    list-style: none;
    padding-left: 0;
    width: 100%;
}

#repos-list li {
    background-color: var(--neutral-2);
    border: 1px solid var(--neutral-3);
    width: 80%;
    margin: auto;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    margin-top: 20px;
    margin-bottom: 10px;
    transition: background-color 200ms;
}

#repos-list li:hover {
    background-color: var(--card-hover);
}

#repos-list h2 {
    margin-top: 0;
    color: var(--primary-3);
    padding: 10px 15px;
}

#repos-list p {
    color: var(--neutral-5);
    padding: 5px 15px 15px 15px;
}

#repos-list a {
    text-decoration: none;
    color: var(--primary-2);
}

#repos-list a:hover {
    text-decoration: underline;  
}

footer {
    background-color: var(--neutral-2);
    color: var(--neutral-4);
    text-align: center;
    padding: 15px;
    margin-top: 30px;
    border-top: 1px solid var(--neutral-3);
    font-size: 14px;
    
}

footer p {
    margin: 0;
    color: var(--neutral-4);
}



body, input, .btn, #repos-list li, h1, p, footer {
    transition: 
        background-color 0.3s ease,
        color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

@media only screen and (min-width: 992px) {
    form {
        display: flex;
        flex-direction: row;
        align-items: flex-end;
        gap: 15px;
    }

    .user-input {
        flex: 1;
    }

    .btn {
        width: 180px;
        font-size: 15px;
        margin-bottom: 15px;
        padding: 0px 0px;
    }
}