.stc{display:grid;justify-items:center;gap:12px;padding:clamp(16px,4vw,32px);color:#F2EEE4;text-align:center}
.stc-label{font-family:var(--display);letter-spacing:.14em;text-transform:uppercase;color:#F6C333}
.stc-target{font-family:var(--body);font-weight:700;font-size:clamp(1.6rem,6vw,2.4rem)}
.stc-clock{font-family:var(--body);font-weight:700;font-variant-numeric:tabular-nums;font-size:clamp(3.4rem,15vw,6rem);line-height:1;
  background:#0A0B1A;border:4px solid #3A3F7A;padding:10px 22px;min-width:5ch;color:#FF5A4E;text-shadow:0 0 12px rgba(255,90,78,.6)}
.stc-clock.hidden{color:#5C5F8A;text-shadow:none}
.stc-btn{font-family:var(--display);font-weight:700;font-size:1.4rem;padding:14px 36px;background:#F6C333;color:#1B1D33;border:3px solid #1B1D33;box-shadow:5px 5px 0 #000;cursor:pointer;min-width:10ch}
.stc-btn:active{transform:translate(3px,3px);box-shadow:2px 2px 0 #000}
.stc-msg{font-family:var(--body);font-weight:600;min-height:3em;max-width:40ch}
.stc-rounds{list-style:none;margin:0;padding:0;display:grid;gap:4px;width:min(100%,420px);font-family:var(--body);font-size:.92rem}
.stc-rounds li{display:grid;grid-template-columns:5.5em 1fr 4em 3.5em;gap:8px;padding:4px 8px;background:#1E2146;text-align:left}
.stc-rounds b{color:#F6C333;text-align:right}