:root {
    --primary-color: #4CAF50;
    --danger-color: #f44336;
    --text-color: #e0e0e0;
    --border-color: #000000;
    --bg-section-color: #2e3244;
    --bg-color: #2d2f3b;
    --accent: #f36666;
    --modal-bg: rgba(0,0,0,0.4);
}

body {
    font-family: Arial, sans-serif;
    margin: 0 auto;
    padding: 20px;
    color: var(--text-color);
    background: var(--bg-color);
}

.hidden {
    display: none;
}

button {
    padding: 8px 16px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    opacity: 0.9;
}

ul {
    list-style-type: none;
    padding: 0;
}

h1, h2 {
    text-align: center;
}

#github_logo {
    width: 75px;
    opacity: 0.3;
    transition: opacity 350ms;

    &:hover {
        cursor: pointer;
        opacity: 0.8;
    }
}

/*
    Common modal styling
*/
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.visible {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--bg-section-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 25px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.modal.visible .modal-content {
    transform: translateY(0);
}

.close, .close-progression {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    transition: color 0.2s;
    z-index: 10;
}

.close:hover, .close-progression:hover {
    color: var(--text-color);
}

a {
    color: var(--accent);
}