body {
    background: linear-gradient(135deg, #23272f 0%, #181a20 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
}

#clockContainer {
    position: relative;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, #353a45 60%, #181a20 100%);
    border: 8px solid #444;
    border-radius: 50%;
    box-shadow: 0 8px 32px #000a, 0 0 0 2px #23272f;
    overflow: visible;
    z-index: 1;
}

#clockContainer::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    box-shadow: 0 0 8px #0008;
    border: 2px solid #23272f;
}

#hour, #minute, #second {
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform-origin: bottom center;
    border-radius: 6px;
    box-shadow: 0 2px 8px #0006;
    transition: transform 0.5s cubic-bezier(0.4, 2.3, 0.3, 1);
}

#hour {
    width: 10px;
    height: 80px;
    background: linear-gradient(180deg, #fff 60%, #888 100%);
    z-index: 3;
}

#minute {
    width: 6px;
    height: 100px;
    background: linear-gradient(180deg, #eee 60%, #555 100%);
    z-index: 2;
}

#second {
    width: 2.5px;
    height: 140px;
    background: #3b82f6;
    z-index: 1;
}

.clock-number {
    position: absolute;
    text-align: center;
    color: #fff;
    font-size: 1.4em;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
    text-shadow: 0 2px 8px #000a, 0 0 2px #23272f;
    pointer-events: none;
    letter-spacing: 0.02em;
}

.clock-tick {
    position: absolute;
    border-radius: 2px;
    opacity: 0.7;
    pointer-events: none;
    background: #888;
}