body {
    background: #0f172a;
    margin: 0;
    padding: 0;
}
#bitcoin-info {
    max-width: 480px;
    background: #061329;
    border: 1px solid #2a3458;
    border-radius: 5px;
    padding: 0 25px 15px 25px;
    color: #e0e0e0;
    font-family: 'Noto Sans KR', sans-serif;
    font-variant-numeric: tabular-nums;
    box-shadow: 10px 10px 20px rgba(0,0,0,0.3);
    cursor: pointer;
}
#bitcoin-info:hover {
    border-color: #3b82f6;
    box-shadow: 10px 10px 20px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
}
.bitcoin-title {
    font-family: 'Michroma', sans-serif;
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    color: #f0a500;
    margin-bottom: 0;
}
.bitcoin-rows > div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #17253b;
    font-size: 0.88rem;
}
.bitcoin-rows > div:last-child {
    border-bottom: none;
}
.bitcoin-rows > div > span:first-child {
    color: #bbb;
    flex-shrink: 0;
    margin-right: 12px;
}
.val-cell {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 2px;
    flex-wrap: nowrap;
}
.sep { color: #555; }
.price_krw { color: #00ff00; }
.price_usd  { color: #00ffff; }

/* 슬롯 */
.slot-group {
    display: inline-flex;
    align-items: center;
    line-height: 1.2em;
}
/* 숫자 자리: 고정 너비 없이 자연 너비, overflow hidden으로 롤링 클립 */
.slot-digit {
    display: inline-block;
    overflow: hidden;
    height: 1.2em;
    /* 너비는 JS에서 측정 후 고정 */
}
.slot-reel {
    display: flex;
    flex-direction: column;
    line-height: 1.2em;
}
.slot-reel > span {
    display: block;
    height: 1.2em;
    line-height: 1.2em;
    text-align: center;
}
.slot-reel.rolling {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translateY(-1.2em);
}
/* 쉼표/부호/소수점 고정 텍스트 */
.slot-fixed {
    display: inline-block;
    line-height: 1.2em;
}