/* =====================================================================
   lab - werkzeuge/stoppuhr/app.css
   Stoppuhr & Timer: zwei Karten mit grosser Mono-Anzeige.
   Konventionen (AGENTS.md §5):
     - Alle Klassen mit Prefix .lab_ (hier .lab_st_ fuer Stoppuhr & Timer)
     - Keine harten Farben, nur Variablen aus css/colors.css
   ===================================================================== */

.lab_st_layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 60rem) {
  .lab_st_layout {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.lab_st_bereich {
  background: var(--ct-color);
  border: var(--lab-border);
  border-radius: 14px;
  padding: 1.25rem 1.3rem 1.3rem;
  box-shadow: var(--lab-shadow-1);
  min-width: 0;
}

.lab_st_bereich h2 {
  font-size: 1.15rem;
  margin: 0 0 0.6rem;
}

.lab_st_bereich h3 {
  font-family: var(--lab-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--grey600-color);
  margin: 0 0 0.4rem;
}

/* ---------- Grosse Anzeige ---------- */
.lab_st_anzeige {
  font-family: var(--lab-mono);
  font-size: clamp(2.6rem, 9vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  margin: 0 0 0.7rem;
  overflow-wrap: anywhere;
}

.lab_st_anzeige.is_warnung {
  color: var(--red600-color);
}

.lab_st_anzeige.is_fertig {
  color: var(--link-color);
}

/* ---------- Knöpfe, Status ---------- */
.lab_st_knopfzeile {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.lab_st_knopfzeile .lab_btn {
  min-width: 7.5rem;
}

.lab_st_status:empty {
  display: none;
}

.lab_st_status {
  margin: 0.7rem 0 0;
  font-weight: 600;
}

/* ---------- Countdown-Eingabe ---------- */
.lab_st_eingabe {
  display: grid;
  grid-template-columns: auto minmax(4.5rem, 6rem) auto minmax(4.5rem, 6rem);
  align-items: center;
  gap: 0.4rem 0.6rem;
  margin-bottom: 0.8rem;
}

.lab_st_eingabe label {
  font-weight: 600;
}

/* ---------- Fortschrittsbalken ---------- */
.lab_st_verlauf {
  height: 0.5rem;
  border-radius: 999px;
  background: var(--div-color);
  border: var(--lab-border);
  overflow: hidden;
  margin: 0 0 0.9rem;
}

.lab_st_balken {
  height: 100%;
  width: 100%;
  border-radius: 999px;
  background: var(--bt-color);
  transition: width 0.15s linear;
}

/* ---------- Rundenzeiten ---------- */
.lab_st_runden {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: var(--lab-border);
}

.lab_st_rundenliste {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
  max-height: 16rem;
  overflow-y: auto;
}

.lab_st_rundenliste li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.8rem;
  align-items: baseline;
  background: var(--div-color);
  border: var(--lab-border);
  border-radius: 8px;
  padding: 0.4rem 0.7rem;
  font-family: var(--lab-mono);
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}

.lab_st_runden_runde {
  color: var(--grey600-color);
  font-weight: 700;
}

.lab_st_runden_gesamt {
  color: var(--grey600-color);
  font-size: 0.82rem;
}

/* ---------- Signal-Wahl ---------- */
.lab_st_wahl {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.9rem;
  font-size: 0.95rem;
  cursor: pointer;
}

.lab_st_wahl input {
  flex: none;
  accent-color: var(--bt-color);
  width: 1.05rem;
  height: 1.05rem;
}

/* ---------- Kleine Schirme ---------- */
@media (max-width: 30rem) {
  .lab_st_bereich {
    padding: 1rem 1rem 1.1rem;
  }
  .lab_st_eingabe {
    grid-template-columns: auto 1fr auto 1fr;
  }
  .lab_st_knopfzeile .lab_btn {
    flex: 1 1 auto;
  }
}