/* metronom.css — /tools/metronom (05.10.2026). Baut auf werkzeug.css auf. */
/* Die eigene Reiterleiste ist durch die Zeile oben (ToolZurueck) ersetzt */
.mt .wz-reiter { display: none; }
.mt-karte { max-width: 34rem; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 1.1rem; text-align: center; padding-top: clamp(1.4rem, 4vw, 2.2rem); }
.mt-reihe { width: 100%; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.8rem; }
.mt-unten { justify-content: space-between; }
.mt-tipp { margin: 0; font-size: 0.8rem; color: var(--sub); }
@media (hover: none) { .mt-karte > .mt-tipp:last-child { display: none; } }

/* Pendel */
.mt-pendel { position: relative; width: 120px; height: 86px; }
.mt-pendel::after { content: ''; position: absolute; left: 50%; bottom: 0; width: 18px; height: 18px; margin-left: -9px; border-radius: 50%; background: var(--text); }
.mt-pendel i {
  position: absolute; left: 50%; bottom: 9px; width: 4px; height: 76px; margin-left: -2px; border-radius: 4px;
  background: var(--text); transform-origin: 50% 100%; transition: transform 0.6s cubic-bezier(.45,0,.55,1);
}
.mt-pendel i::before { content: ''; position: absolute; left: 50%; top: 14px; width: 18px; height: 12px; margin-left: -9px; border-radius: 4px; background: var(--pri2); }

.mt-schlaege { display: flex; gap: 0.6rem; justify-content: center; min-height: 18px; }
.mt-schlaege i { width: 16px; height: 16px; border-radius: 50%; background: var(--bg2); box-shadow: inset 0 0 0 1.5px var(--border2); transition: background 0.08s; }
.mt-schlaege i.eins { width: 20px; height: 20px; margin-top: -2px; }
.mt-schlaege i.an { background: var(--pri2); box-shadow: none; }
.mt-schlaege i.eins.an { background: #f0715a; }
.mt-schlaege i.puls { animation: mtPuls 0.25s ease-out; }
@keyframes mtPuls { 0% { transform: scale(1.45); } }

.mt-tempo { display: flex; align-items: center; gap: 1rem; }
.mt-schritt {
  width: 52px; height: 52px; border-radius: 50%; border: 1.5px solid var(--border); background: var(--card2); color: var(--pri);
  font: 600 1.6rem 'Inter', sans-serif; cursor: pointer; transition: background 0.15s, transform 0.1s;
}
.mt-schritt:hover { background: var(--card); }
.mt-schritt:active { transform: scale(0.92); }
.mt-bpm { display: flex; flex-direction: column; align-items: center; }
.mt-bpm input {
  width: 4.2ch; border: 0; background: none; text-align: center; outline: none; padding: 0;
  font: 800 clamp(3.4rem, 12vw, 4.6rem)/1 'Sora', sans-serif; letter-spacing: -0.04em; color: var(--text); font-variant-numeric: tabular-nums;
}
.mt-bpm span { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; color: var(--sub); text-transform: uppercase; }
.mt-bpm em { font-style: normal; color: var(--pri); text-transform: none; letter-spacing: 0.02em; }
.mt-regler { max-width: 26rem; }
#mtTippen.puls { animation: mtTipp 0.2s ease-out; }
@keyframes mtTipp { 0% { transform: scale(0.92); background: var(--bg2); } }

.mt-start {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; width: min(100%, 15rem); height: 58px; border: 0; border-radius: 18px;
  background: linear-gradient(135deg, #2288cc, #1a6aaa); color: #fff; font: 800 1.1rem 'Sora', sans-serif; cursor: pointer;
  box-shadow: 0 10px 24px rgba(26, 106, 170, 0.3); transition: transform 0.15s, box-shadow 0.2s, background 0.3s;
}
.mt-start:hover { transform: translateY(-1px); box-shadow: 0 14px 28px rgba(26, 106, 170, 0.34); }
.mt-start:active { transform: scale(0.97); }
.mt-start svg { width: 22px; height: 22px; fill: currentColor; }
.mt-start .mt-stop, .mt-start.laeuft .mt-play { display: none; }
.mt-start.laeuft .mt-stop { display: block; }
.mt-start.laeuft { background: linear-gradient(135deg, #f0715a, #d8503b); box-shadow: 0 10px 24px rgba(216, 80, 59, 0.3); }

/* Stimmgerät */
.mt-skala { position: relative; width: min(100%, 22rem); }
.mt-skala svg { display: block; width: 100%; height: auto; overflow: visible; }
.mt-bogen { fill: none; stroke: var(--bg2); stroke-width: 16; stroke-linecap: round; }
.mt-bogen-mitte { fill: none; stroke: #b9e3cb; stroke-width: 16; transition: stroke 0.2s; }
.mt-skala.stimmt .mt-bogen-mitte { stroke: #3aa76d; }
.mt-striche line { stroke: var(--border2); stroke-width: 2; stroke-linecap: round; }
.mt-striche line.null { stroke: var(--sub); stroke-width: 3; }
.mt-nadel { transform-origin: 150px 150px; transition: transform 0.12s linear; }
.mt-nadel line { stroke: var(--muted); stroke-width: 4; stroke-linecap: round; transition: stroke 0.2s; }
.mt-nadel circle { fill: var(--muted); transition: fill 0.2s; }
.mt-skala.hoert .mt-nadel line { stroke: #f0715a; }
.mt-skala.hoert .mt-nadel circle { fill: #f0715a; }
.mt-skala.stimmt .mt-nadel line { stroke: #3aa76d; }
.mt-skala.stimmt .mt-nadel circle { fill: #3aa76d; }
.mt-note { position: relative; margin-top: -0.2rem; display: flex; justify-content: center; align-items: baseline; pointer-events: none; }
.mt-note b { font: 800 clamp(2.6rem, 9vw, 3.4rem)/1 'Sora', sans-serif; color: var(--text); transition: color 0.2s; }
.mt-note sub { font: 700 1rem 'Sora', sans-serif; color: var(--sub); margin-left: 2px; }
.mt-skala.stimmt .mt-note b { color: #23824f; }
.mt-werte { display: flex; gap: 1.2rem; font-size: 0.9rem; font-weight: 600; color: var(--sub); font-variant-numeric: tabular-nums; margin-top: -0.6rem; }
.mt-mikro.an { background: var(--card); color: var(--danger); border-color: var(--border); }
.mt-trenner { width: 100%; height: 1px; background: var(--border); margin: 0.2rem 0; }
.mt-kammer { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.85rem; font-weight: 600; color: var(--text2); }
.mt-kammer input { width: 3.6rem; padding: 0.4rem; border-radius: 10px; border: 1.5px solid var(--border); background: var(--card2); text-align: center; font: 600 0.9rem 'Inter', sans-serif; color: var(--text); outline: none; }
.mt-kammer input:focus { border-color: var(--pri3); background: var(--card); }
.mt-saiten { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; }
.mt-saiten button {
  width: 52px; height: 52px; border-radius: 50%; border: 1.5px solid var(--border); background: var(--card2); cursor: pointer;
  display: inline-flex; align-items: baseline; justify-content: center; padding-top: 14px;
  transition: background 0.2s, border-color 0.2s, transform 0.12s, box-shadow 0.2s;
}
.mt-saiten b { font: 800 1.1rem 'Sora', sans-serif; color: var(--text); }
.mt-saiten sub { font-size: 0.66rem; color: var(--sub); font-weight: 700; }
.mt-saiten button:hover { background: var(--card); }
.mt-saiten button:active { transform: scale(0.92); }
.mt-saiten button.nah { border-color: var(--pri2); box-shadow: 0 0 0 3px rgba(34, 136, 204, 0.15); }
.mt-saiten button.klingt { animation: mtKlingt 0.6s ease-out; }
@keyframes mtKlingt { 0% { box-shadow: 0 0 0 0 rgba(34, 136, 204, 0.45); } 100% { box-shadow: 0 0 0 14px rgba(34, 136, 204, 0); } }
@media (prefers-reduced-motion: reduce) { .mt-pendel i, .mt-nadel { transition: none; } .mt-schlaege i.puls, .mt-saiten button.klingt { animation: none; } }