:root {
    --bg-color: #121212;
    --text-color: #E0E0E0;
    --accent-color: #B388FF;
    --hover-color: #D1C4E9;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 100vh;
    position: relative;
}

.github-link {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: var(--text-color);
    opacity: 0.6;
    transition: opacity 0.2s ease, color 0.2s ease;
}

.github-link:hover {
    opacity: 1;
    color: var(--accent-color);
}

.github-link svg {
    width: 28px;
    height: 28px;
}

main {
    width: 100%;
    max-width: 800px;
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.1rem;
    margin-bottom: 1rem;
    opacity: 0.8;
    text-transform: uppercase;
}

.counter {
    font-size: 10rem;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
    margin: 1rem 0;
    text-shadow: 0 0 20px rgba(179, 136, 255, 0.3);
}

.subtitle {
    font-size: 1.25rem;
    margin-top: 1rem;
    margin-bottom: 4rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--hover-color);
    text-decoration: underline;
}

h2 {
    font-size: 2rem;
    margin-top: 2rem;
    margin-bottom: 2rem;
    color: var(--text-color);
    opacity: 0.9;
}

.timeline-container {
    max-width: 600px;
    width: 100%;
    text-align: left;
}

.timeline-event {
    border-left: 2px solid var(--accent-color);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-event::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 0;
    width: 12px;
    height: 12px;
    background-color: var(--accent-color);
    border-radius: 50%;
}

.event-date {
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.event-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.event-description {
    font-size: 1rem;
    margin-top: 0.25rem;
    opacity: 0.8;
}

@media (max-width: 600px) {
    .counter {
        font-size: 6rem;
    }
}

.secret-button {
    margin-top: 5rem;
    opacity: 0.2;
    font-size: 1.5rem;
    cursor: pointer;
    transition: opacity 0.3s ease, transform 0.2s ease;
}

.secret-button:hover {
    opacity: 0.7;
    text-decoration: none;
    transform: scale(1.1);
}