/* Water Tank Watch */
.wt-scene { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-items: end; background: linear-gradient(#cfeaff, #e9f6ff); border-radius: 18px; padding: 8px; }
.wt-scene:has(> :only-child) { grid-template-columns: 1fr; }
.wt-roof, .wt-tank { width: 100%; height: auto; }
.wt-tankbox { display: flex; justify-content: center; }
.wt-tankbox .wt-tank { max-width: 240px; }
.wt-read { margin: 0; text-align: center; font-size: 20px; font-weight: 800; }
.wt-row { display: flex; align-items: center; gap: 8px; }
.wt-nudge { min-width: 56px; font-size: 26px; padding: 0; }
.wt-slider { flex: 1; min-width: 0; height: 48px; accent-color: #2a7fc0; }
.wt-animal { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.wt-emo, .wt-big { font-size: 34px; }
.wt-big { margin: 0; text-align: center; font-size: 60px; }
.wt-mob { margin: 0; text-align: center; font-size: 36px; font-weight: 900; }