.zu-clock {
    --zu-bg: #111917;
    --zu-ink: #f0f0e7;
    --zu-muted: #a4b4ac;
    --zu-line: #34443d;
    --zu-accent: #b8dfc8;
    --zu-button-ink: #14231b;
    --zu-panel: #1b2923;
    position: relative;
    isolation: isolate;
    container-type: inline-size;
    box-sizing: border-box;
    width: 100%;
    max-width: 1120px;
    margin: 32px auto;
    padding: clamp(22px, 4vw, 48px);
    border: 1px solid var(--zu-line);
    border-radius: 28px;
    overflow: hidden;
    background: radial-gradient(ellipse at 29% 51%, var(--zu-panel), transparent 65%), var(--zu-bg);
    color: var(--zu-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.5;
    text-align: left;
    color-scheme: dark;
}
.zu-clock.zu-theme-light { --zu-bg: #f5f3ed; --zu-ink: #23382e; --zu-muted: #566b60; --zu-line: #c4ccc1; --zu-accent: #2b684e; --zu-panel: #e4eade; --zu-button-ink: #fff; color-scheme: light; }
.zu-clock.zu-accent-lilac { --zu-accent: #c8baf1; --zu-panel: #252330; --zu-button-ink: #231d36; }
.zu-clock.zu-accent-amber { --zu-accent: #e7c78b; --zu-panel: #2c2920; --zu-button-ink: #2c2517; }
.zu-clock.zu-theme-light.zu-accent-lilac { --zu-accent: #7254a6; --zu-panel: #eae3f0; --zu-button-ink: #fff; }
.zu-clock.zu-theme-light.zu-accent-amber { --zu-accent: #80601e; --zu-panel: #ede5d5; --zu-button-ink: #fff; }
.zu-clock *, .zu-clock *::before, .zu-clock *::after { box-sizing: border-box; }
.zu-clock [hidden] { display: none !important; }
.zu-clock .zu-topline { display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.zu-clock .zu-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 10px; font-weight: 500; letter-spacing: .17em; text-transform: uppercase; color: var(--zu-muted); }
.zu-clock .zu-small-orbit { display: inline-block; width: 17px; height: 17px; border: 1px solid var(--zu-accent); border-radius: 50%; position: relative; }
.zu-clock .zu-small-orbit::before { content: ""; position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--zu-accent); top: -2px; left: 6px; }
.zu-clock .zu-divider { opacity: .5; }
.zu-clock .zu-status { color: var(--zu-muted); font-size: 10px; letter-spacing: .035em; white-space: nowrap; }
.zu-clock .zu-status::before { content: ""; display: inline-block; height: 5px; width: 5px; margin-right: 8px; border-radius: 50%; background: var(--zu-accent); vertical-align: 2px; }
.zu-clock.is-paused .zu-status::before { background: var(--zu-muted); }
.zu-clock .zu-heading { margin: 40px 0 8px; }
.zu-clock .zu-heading h2 { margin: 0; padding: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(34px, 4.5vw, 56px); line-height: 1.08; letter-spacing: -.045em; font-weight: 400; color: var(--zu-ink); text-wrap: balance; overflow-wrap: anywhere; }
.zu-clock .zu-heading p { margin: 14px 0 0; font-size: 14px; color: var(--zu-muted); }
.zu-clock .zu-composition { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); align-items: center; gap: clamp(28px, 5vw, 70px); margin: 25px 0 32px; }
.zu-clock .zu-stage { min-width: 0; }
.zu-clock .zu-svg { display: block; width: 100%; max-width: 520px; height: auto; overflow: visible; }
.zu-clock .zu-orbit-guide { fill: none; stroke: var(--zu-line); stroke-width: .65; }
.zu-clock .zu-inner-guide { fill: none; stroke: var(--zu-line); stroke-width: .65; stroke-dasharray: 1 12; }
.zu-clock .zu-axis { stroke: var(--zu-line); fill: none; }
.zu-clock .zu-dot { fill: var(--zu-muted); opacity: .35; transition: opacity 360ms, fill 250ms; }
.zu-clock .zu-dot.is-afterglow { fill: var(--zu-accent); opacity: .35; }
.zu-clock .zu-dot.is-active { fill: var(--zu-accent); opacity: 1; filter: drop-shadow(0 0 6px var(--zu-accent)); }
.zu-clock .zu-form { transform-origin: 240px 240px; transition: opacity 160ms, transform 160ms; }
.zu-clock.is-changing .zu-form { opacity: .14; transform: scale(.98); }
.zu-clock .zu-form-main { fill: var(--zu-accent); fill-opacity: .045; stroke: var(--zu-accent); stroke-width: 1.1; filter: drop-shadow(0 0 9px var(--zu-accent)); }
.zu-clock .zu-form-inner { fill: none; stroke: var(--zu-accent); stroke-width: .85; opacity: .32; transform: translate(86.4px, 86.4px) scale(.64); }
.zu-clock .zu-center { fill: var(--zu-accent); opacity: .8; }
.zu-clock .zu-event-wave { fill: none; stroke: var(--zu-accent); stroke-width: .6; opacity: 0; transform-origin: 240px 240px; }
.zu-clock.is-event .zu-event-wave { animation: zu-event-wave 900ms ease-out; }
@keyframes zu-event-wave { from { opacity: .65; transform: scale(.95); } to { opacity: 0; transform: scale(1.55); } }
.zu-clock .zu-stage-caption { display: flex; justify-content: space-between; max-width: 520px; margin: 3px 30px 0; color: var(--zu-muted); font-size: 10px; letter-spacing: .05em; }
.zu-clock .zu-stage-caption b { color: var(--zu-accent); font-weight: 400; margin-left: 8px; }
.zu-clock .zu-reading { min-width: 0; border-left: 1px solid var(--zu-line); padding-left: 30px; }
.zu-clock .zu-number-line { display: flex; align-items: flex-end; gap: 20px; margin: 19px 0 5px; }
.zu-clock .zu-number { color: var(--zu-ink); font-size: clamp(72px, 9vw, 108px); line-height: 1; font-weight: 250; letter-spacing: -.07em; font-variant-numeric: tabular-nums; }
.zu-clock .zu-count-mark { color: var(--zu-accent); font-size: 25px; margin-bottom: 8px; font-weight: 300; }
.zu-clock .zu-reading-label { margin: 0; color: var(--zu-ink); font-size: 17px; font-weight: 400; }
.zu-clock .zu-reading-note { margin: 5px 0 0; color: var(--zu-muted); font-size: 12px; }
.zu-clock .zu-step-trace { display: flex; align-items: center; flex-wrap: wrap; gap: 5px; min-height: 18px; margin: 22px 0 30px; }
.zu-clock .zu-trace-mark { display: inline-block; height: 10px; width: 3px; border-radius: 2px; background: var(--zu-accent); opacity: .65; }
.zu-clock .zu-history { border-top: 1px solid var(--zu-line); padding-top: 21px; }
.zu-clock .zu-history ol { display: flex; flex-wrap: wrap; gap: 7px; list-style: none; padding: 0; margin: 13px 0 0; min-height: 34px; }
.zu-clock .zu-history li { list-style: none; margin: 0; padding: 6px 12px; color: var(--zu-muted); font-size: 12px; border: 1px solid var(--zu-line); border-radius: 8px; font-variant-numeric: tabular-nums; }
.zu-clock .zu-history li:first-child:not(.zu-history-empty) { border-color: var(--zu-accent); color: var(--zu-accent); }
.zu-clock .zu-history li.zu-history-empty { border: 0; padding: 7px 0; font-size: 11px; }
.zu-clock .zu-event-text { min-height: 38px; margin: 18px 0 0; color: var(--zu-muted); font-size: 11px; line-height: 1.7; }
.zu-clock .zu-footer { border-top: 1px solid var(--zu-line); padding-top: 21px; display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.zu-clock .zu-controls { display: flex; gap: 8px; flex-wrap: wrap; }
.zu-clock button { appearance: none; font-family: inherit; font-weight: 400; font-size: 12px; line-height: 1.4; letter-spacing: 0; text-transform: none; cursor: pointer; box-shadow: none; margin: 0; min-height: 44px; width: auto; }
.zu-clock .zu-button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 12px 20px; border: 1px solid var(--zu-line); border-radius: 100px; background: transparent; color: var(--zu-ink); transition: background 180ms, border-color 180ms; }
.zu-clock .zu-button:hover:not(:disabled) { border-color: var(--zu-accent); background: var(--zu-panel); }
.zu-clock .zu-button.zu-button-primary { background: var(--zu-accent); color: var(--zu-button-ink); border-color: var(--zu-accent); min-width: 125px; }
.zu-clock .zu-button.zu-button-primary:hover:not(:disabled) { background: var(--zu-accent); filter: brightness(1.06); }
.zu-clock button:disabled { cursor: default; opacity: .4; }
.zu-clock .zu-view-toggle { padding: 10px 0; border: 0; background: transparent; color: var(--zu-muted); }
.zu-clock .zu-view-toggle span { margin-left: 7px; }
.zu-clock .zu-view-toggle:hover:not(:disabled) { color: var(--zu-accent); }
.zu-clock button:focus-visible, .zu-clock summary:focus-visible { outline: 2px solid var(--zu-accent); outline-offset: 5px; }
.zu-clock .zu-about { margin-top: 24px; padding-top: 17px; border-top: 1px solid var(--zu-line); color: var(--zu-muted); font-size: 12px; }
.zu-clock .zu-about summary { display: flex; justify-content: space-between; align-items: center; min-height: 35px; list-style: none; cursor: pointer; }
.zu-clock .zu-about summary::-webkit-details-marker { display: none; }
.zu-clock .zu-about summary span { font-size: 18px; font-weight: 300; }
.zu-clock .zu-about[open] summary span { transform: rotate(45deg); }
.zu-clock .zu-about div { max-width: 720px; line-height: 1.8; }
.zu-clock .zu-about p { margin: 12px 0 0; color: inherit; font-size: inherit; }
.zu-clock .zu-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.zu-clock .zu-noscript { margin: 16px 0 0; font-size: 12px; color: var(--zu-muted); }
.zu-clock.is-immersive .zu-heading, .zu-clock.is-immersive .zu-reading, .zu-clock.is-immersive .zu-about, .zu-clock.is-immersive .zu-stage-caption { display: none; }
.zu-clock.is-immersive .zu-composition { display: block; margin: 20px auto 28px; max-width: 590px; }
.zu-clock.is-immersive .zu-svg { max-width: 590px; }
@container (max-width: 640px) {
    .zu-clock .zu-composition { grid-template-columns: 1fr; gap: 30px; margin-top: 26px; }
    .zu-clock .zu-stage { width: 100%; max-width: 460px; margin: 0 auto; }
    .zu-clock .zu-reading { border-left: 0; border-top: 1px solid var(--zu-line); padding: 24px 0 0; }
    .zu-clock .zu-number { font-size: 78px; }
    .zu-clock .zu-number-line { margin-top: 16px; }
    .zu-clock .zu-history ol { min-height: 34px; }
    .zu-clock .zu-heading h2 { font-size: 38px; }
    .zu-clock .zu-heading { margin-top: 32px; }
    .zu-clock .zu-topline { align-items: flex-start; }
    .zu-clock .zu-topline .zu-eyebrow { font-size: 9px; gap: 7px; flex-wrap: wrap; }
    .zu-clock .zu-status { font-size: 9px; padding-top: 2px; }
}
@media (max-width: 440px) {
    .zu-clock { border-radius: 20px; padding: 22px; }
    .zu-clock .zu-heading h2 { font-size: 34px; }
    .zu-clock .zu-view-toggle { font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
    .zu-clock *, .zu-clock *::before, .zu-clock *::after { animation: none !important; transition: none !important; }
    .zu-clock .zu-dot.is-active, .zu-clock .zu-form-main { filter: none; }
}