* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    height: 100vh;
}

.countdown-page {
    background: url("../assets/bg.jpg") no-repeat center center/cover;
    position: relative;
}

.container {
    position: relative;
    z-index: 2;
    height: 100vh;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#countdown {
    font-size: 2rem;
    margin: 20px 0;
}

ul li {
    list-style: none;
}

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 10;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    color: #333;
    padding: 20px;
    border-radius: 14px;
    width: 90%;
    max-width: 400px;
    position: relative;
    animation: fadeIn 0.3 ease;
}

.close {
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 22px;
    cursor: pointer;
}

.changelog-list {
    margin-top: 15px;
    padding-left: 18px;
}

.changelog-list li {
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.changelog-note {
    margin-top: 12px;
    font-size: 0.85rem;
    color: #666;
    text-align: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

#music-btn {
    margin-top: 16px;
    background: rgba(255,255,255,0.15);
    border: 1px solid white;
    color: white;
    padding: 10px 10px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    backdrop-filter: blur(4px);
}

#calendar-btn {
    margin-top: 14px;
    background: #ffffff;
    color: #333;
    padding: 10px 18px;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
}

/* Responsive */
@media (min-width: 768px) {
    #countdown {
        font-size: 3rem;
    }
}