:root {
  --bg-primary:   #0d0d1a;
  --bg-secondary: #1a1a2e;
  --bg-tertiary:  #2a2a45;
  --bg-card:      #151528;
  --accent-gold:        #c9a54d;
  --accent-gold-bright: #e8c84a;
  --accent-gold-dim:    rgba(201,165,77,0.15);
  --text-primary:   #ffffff;
  --text-secondary: #aaaacc;
  --text-dim:       #777799;
  --border-color:   #3a3a5a;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg-primary);
  font-family: 'Instrument Sans', sans-serif;
  color: var(--text-primary);
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Nav Overlay ────────────────────────────── */
.nav-overlay {
  display: none; position: fixed; inset: 0;
  background: rgb(13,13,26);
  z-index: 950;
  overflow-y: auto;
  /* Isolate this layer completely so Chrome doesn't composite through it */
  isolation: isolate;
  contain: layout style paint;
  will-change: auto;
}
.nav-overlay.active { display: block; }
.nav-overlay-inner { position: relative; padding: 50px 20px 30px; }
.nav-close-btn {
  position: fixed; top: 14px; right: 18px;
  padding: 7px 16px; border: 1px solid var(--border-color);
  border-radius: 7px; background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: 'Orbitron', sans-serif; font-size: 0.6rem;
  letter-spacing: 1px; cursor: pointer; z-index: 951;
  transition: all 0.2s;
}
.nav-close-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
.nav-btn {
  padding: 6px 12px; border: 1px solid var(--border-color);
  border-radius: 6px; background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: 'Orbitron', sans-serif; font-size: 0.55rem;
  letter-spacing: 1px; cursor: pointer; transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.nav-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); background: var(--accent-gold-dim); }
.ad-slot {
  text-align: center;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 6px 0; flex-shrink: 0;
}
@media (max-width: 768px) {
  .ad-slot { display: none; }
}

/* ── Header ──────────────────────────────────────── */
.jam-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 18px;
  display: flex; align-items: center; gap: 14px;
  flex-shrink: 0;
}
.logo-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent-gold), #8a6d0b);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
  box-shadow: 0 0 14px rgba(201,165,77,0.3);
}
.logo-text-wrap { line-height: 1; }
.logo-text {
  font-family: 'Orbitron', sans-serif; font-size: 1rem; font-weight: 700;
  background: linear-gradient(135deg, var(--accent-gold-bright), var(--accent-gold));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: block;
}
.logo-sub {
  font-size: 0.55rem; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 3px;
  display: block; margin-top: 2px;
}
.header-spacer { flex: 1; }
.conn-status {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.7rem; color: var(--text-dim);
}
.conn-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #555; transition: background 0.4s, box-shadow 0.4s;
}
.conn-dot.connecting { background: var(--accent-gold); animation: blink 1s infinite; }
.conn-dot.connected  { background: #00ff88; box-shadow: 0 0 7px #00ff88; }
.conn-dot.error      { background: #ff3366; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.25} }

/* ── Layout ──────────────────────────────────────── */
.jam-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────── */
.sidebar {
  width: 210px; flex-shrink: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.sidebar-block {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
}
.sidebar-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.5rem; letter-spacing: 2px;
  text-transform: uppercase; color: var(--accent-gold);
  margin-bottom: 9px;
}

/* Player list */
.player-list { display: flex; flex-direction: column; gap: 5px; }
.player-row {
  display: flex; align-items: center; gap: 7px;
  padding: 5px 7px; border-radius: 6px;
  background: rgba(255,255,255,0.025);
  border: 1px solid transparent;
  animation: slide-in 0.25s ease;
  transition: border-color 0.2s, background 0.2s;
}
.player-row.is-me {
  border-color: rgba(201,165,77,0.3);
  background: rgba(201,165,77,0.05);
}
.player-row.is-playing {
  animation: pulse-row 0.3s ease;
}
@keyframes slide-in { from { opacity:0; transform:translateX(-6px); } to { opacity:1; transform:translateX(0); } }
@keyframes pulse-row { 0%,100%{filter:brightness(1)} 50%{filter:brightness(1.4)} }
.p-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
}
.p-emoji { font-size: 0.95rem; line-height: 1; }
.p-name {
  font-family: 'Orbitron', sans-serif; font-size: 0.58rem;
  letter-spacing: 1px; color: var(--text-primary);
  flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.p-you {
  font-size: 0.48rem; color: var(--accent-gold);
  background: var(--accent-gold-dim);
  border: 1px solid rgba(201,165,77,0.3);
  border-radius: 3px; padding: 1px 4px;
  font-family: 'JetBrains Mono', monospace; flex-shrink: 0;
}

/* Activity feed */
.activity-scroll {
  flex: 1; overflow-y: auto; padding: 8px 14px;
}
.activity-scroll::-webkit-scrollbar { width: 3px; }
.activity-scroll::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 2px; }
.feed-item {
  display: flex; align-items: center; gap: 5px;
  padding: 3px 0;
  border-bottom: 1px solid rgba(255,255,255,0.025);
  animation: feed-in 0.18s ease;
  font-size: 0.68rem;
}
@keyframes feed-in { from { opacity:0; transform:translateY(-3px); } to { opacity:1; transform:translateY(0); } }
.feed-emoji { font-size: 0.82rem; }
.feed-name { font-family: 'Orbitron', sans-serif; font-size: 0.52rem; letter-spacing: 1px; }
.feed-key {
  font-family: 'JetBrains Mono', monospace; font-size: 0.62rem;
  background: rgba(255,255,255,0.06); border-radius: 3px;
  padding: 1px 5px; margin-left: auto;
}

/* ── Main Content ─────────────────────────────────── */
.jam-content {
  flex: 1; display: flex; flex-direction: column; overflow: hidden;
}

/* Room bar */
.room-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 18px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  flex-shrink: 0;
}
.room-name {
  font-family: 'Orbitron', sans-serif; font-size: 0.7rem;
  color: var(--accent-gold); letter-spacing: 2px;
}
.room-count {
  font-size: 0.68rem; color: var(--text-secondary);
}
.room-count strong {
  font-family: 'Orbitron', sans-serif; color: var(--accent-gold-bright);
}
.avatar-row { display: flex; gap: 4px; align-items: center; }
.av-badge {
  width: 26px; height: 26px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  border: 2px solid transparent;
  transition: transform 0.15s;
}
.av-badge.just-played { animation: av-pop 0.3s ease; }
@keyframes av-pop { 0%,100%{transform:scale(1)} 50%{transform:scale(1.35)} }

/* Name customizer */
.name-box {
  margin-left: auto; display: flex; align-items: center; gap: 6px;
}
.name-label {
  font-size: 0.6rem; color: var(--text-dim);
  font-family: 'Orbitron', sans-serif; letter-spacing: 1px;
}
.name-input {
  padding: 4px 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color); border-radius: 5px;
  color: var(--accent-gold);
  font-family: 'Orbitron', sans-serif; font-size: 0.62rem;
  letter-spacing: 2px; text-transform: uppercase;
  width: 110px;
}
.name-input:focus { outline: none; border-color: var(--accent-gold); }
.name-btn {
  padding: 4px 10px; border: none; border-radius: 5px;
  background: var(--accent-gold); color: var(--bg-primary);
  font-family: 'Orbitron', sans-serif; font-size: 0.58rem;
  font-weight: 700; letter-spacing: 1px; cursor: pointer;
}
.name-btn:hover { background: var(--accent-gold-bright); }

/* ── Ripple Area ──────────────────────────────────── */
.ripple-area {
  flex: 1; position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  min-height: 40px;
}
.idle-msg {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.6rem; color: var(--text-dim);
  letter-spacing: 3px; text-transform: uppercase; text-align: center;
  pointer-events: none;
  transition: opacity 0.5s;
}
.idle-msg.hidden { opacity: 0; }

.ripple-note {
  position: absolute;
  font-family: 'Orbitron', sans-serif;
  font-weight: 900; font-size: 2rem;
  pointer-events: none; user-select: none;
  animation: float-up 1.4s ease forwards;
  will-change: transform, opacity;
}
@keyframes float-up {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-100px) scale(0.4); }
}

/* ── Piano ────────────────────────────────────────── */
.piano-area {
  flex-shrink: 0;
  padding: 0 8px 4px;
  background: var(--bg-primary);
}

.piano-wrapper {
  position: relative;
  height: 175px;
  width: 100%;
}
@media (max-height: 700px) {
  .piano-wrapper { height: 130px; }
}
@media (max-height: 560px) {
  .piano-wrapper { height: 100px; }
}
#piano-keys {
  position: absolute; bottom: 0; left: 0;
  width: 100%; height: 100%;
  background: var(--bg-primary);
  border-top: 2px solid var(--border-color);
}

/* White keys */
.white-key {
  position: absolute;
  width: calc(100% / 29 - 1px);
  height: 100%;
  background: linear-gradient(180deg, #fafafa 0%, #eaeaef 50%, #d8d8e0 100%);
  border: 1px solid #aaa; border-top: none;
  border-radius: 0 0 6px 6px;
  box-shadow: inset 0 -4px 6px rgba(0,0,0,.08), 0 3px 0 #999, 0 5px 8px rgba(0,0,0,.25);
  z-index: 1; cursor: pointer; user-select: none;
  transition: transform .04s, box-shadow .04s;
  display: flex; flex-direction: column;
  align-items: center; justify-content: flex-end;
  padding-bottom: 6px; gap: 3px;
}
.white-key:hover {
  background: linear-gradient(180deg, #fff 0%, #f0f0f5 50%, #e4e4ec 100%);
}
.white-key.local-active {
  background: linear-gradient(180deg, #5ecbff 0%, #2e9ad4 60%, #1a7ab8 100%);
  box-shadow: inset 0 -2px 4px rgba(0,0,0,.15), 0 1px 0 #1a6090, 0 0 22px rgba(74,159,227,.55);
  transform: translateY(3px);
}

.white-key::after {
  content: attr(data-kbd);
  display: flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 3px;
  background: rgba(0,0,0,0.08);
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace; font-size: .62rem;
  color: #555; font-weight: 700; letter-spacing: 0;
  line-height: 1; pointer-events: none;
}
.white-key.local-active::after {
  background: rgba(255,255,255,0.25); color: #fff;
}

.white-key::before {
  content: ''; display: none;
}
.drums-active .white-key::before {
  content: attr(data-key);
  display: flex; align-items: center; justify-content: center;
  width: 90%; padding: 2px 2px;
  background: rgba(201,165,77,0.18);
  border: 1px solid rgba(201,165,77,0.35);
  border-radius: 4px;
  font-family: 'Orbitron', sans-serif; font-size: .38rem;
  color: #8a6820; font-weight: 700; letter-spacing: .5px;
  text-align: center; line-height: 1.2; pointer-events: none;
  margin-bottom: 1px;
}
.drums-active .white-key.local-active::before {
  background: rgba(255,255,255,0.25); border-color: rgba(255,255,255,0.4); color: #fff;
}

/* Black keys */
.black-key {
  position: absolute;
  width: calc(100% / 44);
  height: 56%;
  background: linear-gradient(180deg, #484858 0%, #2a2a38 35%, #18182a 100%);
  border-radius: 0 0 5px 5px; z-index: 2; cursor: pointer; user-select: none;
  box-shadow: inset 0 -3px 4px rgba(0,0,0,.3), 0 3px 0 #0a0a12, 0 5px 8px rgba(0,0,0,.5);
  transition: transform .04s, box-shadow .04s;
  display: flex; flex-direction: column;
  align-items: center; justify-content: flex-end;
  padding-bottom: 5px; gap: 2px;
}
.black-key:hover {
  background: linear-gradient(180deg, #555568 0%, #353548 35%, #22223a 100%);
}
.black-key.local-active {
  background: linear-gradient(180deg, #c66bdf 0%, #9b44c8 50%, #7a2da6 100%);
  box-shadow: inset 0 -1px 3px rgba(0,0,0,.2), 0 1px 0 #4a1a5e, 0 0 22px rgba(155,89,182,.55);
  transform: translateY(3px);
}

.black-key::after {
  content: attr(data-kbd);
  display: flex; align-items: center; justify-content: center;
  min-width: 14px; height: 14px; padding: 0 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  font-family: 'JetBrains Mono', monospace; font-size: .5rem;
  color: #bbb; font-weight: 700; letter-spacing: 0;
  line-height: 1; pointer-events: none;
}
.black-key.local-active::after {
  background: rgba(255,255,255,0.2); color: #fff;
}

.black-key::before { content: ''; display: none; }
.drums-active .black-key::before {
  content: attr(data-key);
  display: flex; align-items: center; justify-content: center;
  width: 88%; padding: 1px 1px;
  background: rgba(201,165,77,0.15);
  border: 1px solid rgba(201,165,77,0.3);
  border-radius: 3px;
  font-family: 'Orbitron', sans-serif; font-size: .32rem;
  color: #a07820; font-weight: 700; letter-spacing: .3px;
  text-align: center; line-height: 1.2; pointer-events: none;
}
.drums-active .black-key.local-active::before {
  background: rgba(255,255,255,0.2); border-color: rgba(255,255,255,0.35); color: #fff;
}

.kb-hint {
  text-align: center; font-size: .65rem; color: var(--text-dim);
  padding: 6px 0 8px;
}
.kb-hint kbd {
  display: inline-block; padding: 1px 5px;
  background: var(--bg-secondary); border-radius: 3px;
  font-family: 'JetBrains Mono', monospace; color: var(--text-secondary); margin: 0 1px;
}

/* ── Room Controls ──────────────────────────────────── */
.room-controls {
  display: flex; align-items: center; gap: 8px; margin-left: auto;
}
.room-pill {
  font-family: 'Orbitron', sans-serif; font-size: 0.58rem;
  color: var(--accent-gold); letter-spacing: 1px;
  background: var(--accent-gold-dim);
  border: 1px solid rgba(201,165,77,0.3);
  border-radius: 20px; padding: 4px 10px;
}
.room-btn {
  padding: 5px 12px; border: 1px solid var(--border-color);
  border-radius: 6px; background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: 'Orbitron', sans-serif; font-size: 0.55rem;
  letter-spacing: 1px; cursor: pointer; transition: all 0.2s;
}
.room-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); background: var(--accent-gold-dim); }

/* ── Room Modal ──────────────────────────────────────── */
.room-modal {
  display: none; position: fixed; inset: 0;
  background: rgba(13,13,26,0.92); z-index: 800;
  align-items: center; justify-content: center;
}
.room-modal.active { display: flex; }
.room-modal-box {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: 14px; padding: 26px 28px;
  max-width: 420px; width: 92%;
  display: flex; flex-direction: column; gap: 14px;
}
.room-modal-box h2 {
  font-family: 'Orbitron', sans-serif; font-size: 0.85rem;
  color: var(--accent-gold); letter-spacing: 2px;
}
.room-modal-box p {
  font-size: 0.78rem; color: var(--text-secondary); line-height: 1.6;
}
.room-modal-section { display: flex; flex-direction: column; gap: 8px; }
.room-modal-label {
  font-family: 'Orbitron', sans-serif; font-size: 0.52rem;
  color: var(--text-dim); letter-spacing: 2px; text-transform: uppercase;
}
.room-modal-row { display: flex; gap: 8px; }
.room-code-input {
  flex: 1; padding: 8px 12px;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 6px; color: var(--accent-gold);
  font-family: 'Orbitron', sans-serif; font-size: 1rem;
  letter-spacing: 4px; text-transform: uppercase;
}
.room-code-input:focus { outline: none; border-color: var(--accent-gold); }
.room-modal-btn {
  padding: 8px 16px; border: none; border-radius: 7px;
  background: var(--accent-gold); color: var(--bg-primary);
  font-family: 'Orbitron', sans-serif; font-size: 0.6rem;
  font-weight: 700; letter-spacing: 1px; cursor: pointer;
  transition: background 0.2s; white-space: nowrap;
}
.room-modal-btn:hover { background: var(--accent-gold-bright); }
.room-modal-btn.secondary {
  background: var(--bg-tertiary); color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.room-modal-btn.secondary:hover { border-color: var(--accent-gold); color: var(--accent-gold); background: var(--accent-gold-dim); }
.room-share-code {
  font-family: 'Orbitron', sans-serif; font-size: 2rem; font-weight: 900;
  color: var(--accent-gold-bright); letter-spacing: 8px;
  text-align: center; padding: 12px;
  background: var(--bg-primary); border: 1px solid rgba(201,165,77,0.3);
  border-radius: 8px;
  text-shadow: 0 0 20px rgba(232,200,74,0.4);
}
.room-divider {
  text-align: center; color: var(--text-dim); font-size: 0.72rem;
}

/* ── Share Modal specifics ──────────────────────────── */
.share-url-row {
  display: flex; gap: 8px; align-items: center;
}
.share-url-input {
  flex: 1; padding: 8px 10px;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 6px; color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace; font-size: 0.62rem;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  cursor: default;
}
.share-modal-label {
  font-family: 'Orbitron', sans-serif; font-size: 0.52rem;
  color: var(--text-dim); letter-spacing: 2px; text-transform: uppercase;
}
.share-network-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px;
}
.share-network-btn {
  display: flex; flex-direction: column; align-items: center;
  gap: 5px; padding: 10px 6px;
  border: 1px solid var(--border-color); border-radius: 8px;
  background: var(--bg-primary); cursor: pointer;
  transition: border-color 0.18s, background 0.18s, transform 0.18s;
}
.share-network-btn:hover { transform: translateY(-2px); }
.share-network-btn.twitter:hover  { border-color: #1d9bf0; background: rgba(29,155,240,0.08); }
.share-network-btn.facebook:hover { border-color: #1877f2; background: rgba(24,119,242,0.08); }
.share-network-btn.whatsapp:hover { border-color: #25d366; background: rgba(37,211,102,0.08); }
.share-network-btn.reddit:hover   { border-color: #ff4500; background: rgba(255,69,0,0.08); }
.share-network-btn.email:hover    { border-color: var(--accent-gold); background: var(--accent-gold-dim); }
.sn-icon {
  font-size: 1.1rem; line-height: 1; font-weight: 900;
  font-family: 'Orbitron', sans-serif;
}
.share-network-btn.twitter  .sn-icon { color: #1d9bf0; }
.share-network-btn.facebook .sn-icon { color: #1877f2; }
.share-network-btn.whatsapp .sn-icon { color: #25d366; }
.share-network-btn.reddit   .sn-icon { color: #ff4500; }
.share-network-btn.email    .sn-icon { color: var(--accent-gold); }
.sn-label {
  font-size: 0.5rem; color: var(--text-dim);
  font-family: 'Orbitron', sans-serif; letter-spacing: 0.5px;
  text-align: center; line-height: 1.2;
}
@media (max-width: 480px) {
  .share-network-grid { grid-template-columns: repeat(3, 1fr); }
}

.room-modal-close {
  padding: 7px; border: 1px solid var(--border-color);
  border-radius: 7px; background: none;
  color: var(--text-dim); font-size: 0.7rem;
  cursor: pointer; transition: border-color 0.2s, color 0.2s; align-self: center;
}
.room-modal-close:hover { color: var(--text-primary); border-color: var(--text-secondary); }
.share-btn {
  padding: 4px 10px; border: 1px solid var(--border-color);
  border-radius: 6px; background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: 'Orbitron', sans-serif; font-size: 0.55rem;
  letter-spacing: 1px; cursor: pointer; transition: border-color 0.2s, color 0.2s, background 0.2s;
  display: inline-block;
}
.share-btn:hover { border-color: #00ffee; color: #00ffee; background: rgba(0,255,238,0.08); }
.share-btn.copied { border-color: #00ff88; color: #00ff88; background: rgba(0,255,136,0.08); }

/* Toast notification */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--bg-card); border: 1px solid var(--accent-gold);
  border-radius: 8px; padding: 10px 20px;
  font-family: 'Orbitron', sans-serif; font-size: 0.65rem;
  color: var(--accent-gold); letter-spacing: 1px;
  z-index: 999; pointer-events: none;
  animation: toast-in 0.2s ease, toast-out 0.3s ease 1.8s forwards;
}
@keyframes toast-in  { from { opacity:0; transform: translateX(-50%) translateY(10px); } to { opacity:1; transform: translateX(-50%) translateY(0); } }
@keyframes toast-out { from { opacity:1; } to { opacity:0; } }

#my-name-display {
  font-family: 'Orbitron', sans-serif; font-size: 0.62rem;
  color: var(--accent-gold); letter-spacing: 2px;
}

/* ── Metronome Bar ────────────────────────────────────── */
.metro-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0; flex-wrap: wrap;
}
.metro-label {
  font-family: 'Orbitron', sans-serif; font-size: 0.48rem;
  color: var(--text-dim); letter-spacing: 2px; text-transform: uppercase;
}
.metro-beats {
  display: flex; gap: 5px; align-items: center;
}
.metro-beat-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  transition: background 0.04s, box-shadow 0.04s;
  flex-shrink: 0;
}
.metro-beat-dot.active-1 {
  background: #e8c84a;
  box-shadow: 0 0 8px rgba(232,200,74,0.8);
}
.metro-beat-dot.active-n {
  background: #00d4ff;
  box-shadow: 0 0 6px rgba(0,212,255,0.7);
}
.metro-bpm-wrap {
  display: flex; align-items: center; gap: 4px;
}
.metro-bpm-btn {
  width: 20px; height: 20px;
  border: 1px solid var(--border-color); border-radius: 4px;
  background: var(--bg-tertiary); color: var(--text-secondary);
  font-size: 0.7rem; line-height: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.15s, color 0.15s;
}
.metro-bpm-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
.metro-bpm-input {
  width: 44px; text-align: center;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 4px; color: var(--accent-gold);
  font-family: 'Orbitron', sans-serif; font-size: 0.72rem; font-weight: 700;
  padding: 2px 4px;
}
.metro-bpm-input:focus { outline: none; border-color: var(--accent-gold); }
.metro-sig-select {
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 4px; color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace; font-size: 0.62rem;
  padding: 2px 4px; cursor: pointer;
}
.metro-tap-btn, .metro-toggle-btn {
  padding: 3px 9px; border-radius: 5px;
  font-family: 'Orbitron', sans-serif; font-size: 0.5rem;
  font-weight: 700; letter-spacing: 1px; cursor: pointer;
  transition: all 0.15s;
}
.metro-tap-btn {
  border: 1px solid var(--border-color); background: var(--bg-tertiary);
  color: var(--text-secondary);
}
.metro-tap-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
.metro-tap-btn:active { background: var(--accent-gold-dim); }
.metro-toggle-btn {
  border: 1px solid var(--border-color); background: var(--bg-tertiary);
  color: var(--text-secondary); min-width: 56px;
}
.metro-toggle-btn:hover { border-color: #00ff88; color: #00ff88; }
.metro-toggle-btn.running {
  border-color: #ff3366; background: rgba(255,51,102,0.12);
  color: #ff3366;
}
.metro-vol-wrap { display: flex; align-items: center; gap: 4px; }
.metro-vol-icon { font-size: 0.65rem; color: var(--text-dim); }
.metro-vol-slider {
  width: 50px; accent-color: var(--accent-gold); cursor: pointer;
}

/* ── Reconnect Banner ─────────────────────────────────── */
.reconnect-banner {
  display: none; position: fixed;
  top: 52px; left: 50%; transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid #ffaa33;
  border-radius: 8px; padding: 8px 16px;
  z-index: 950;
  align-items: center; gap: 10px;
  font-family: 'Orbitron', sans-serif; font-size: 0.58rem;
  letter-spacing: 1px; color: #ffaa33;
  box-shadow: 0 4px 20px rgba(255,170,51,0.2);
  animation: banner-slide-in 0.3s ease;
}
@keyframes banner-slide-in { from{opacity:0;top:44px} to{opacity:1;top:52px} }
.reconnect-banner.active { display: flex; }
.reconnect-spinner {
  width: 12px; height: 12px; border-radius: 50%;
  border: 2px solid rgba(255,170,51,0.3);
  border-top-color: #ffaa33;
  animation: spin 0.8s linear infinite; flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }
.reconnect-manual-btn {
  padding: 3px 8px; border: 1px solid #ffaa33;
  border-radius: 4px; background: rgba(255,170,51,0.1);
  color: #ffaa33; cursor: pointer; font-size: 0.5rem;
  font-family: 'Orbitron', sans-serif; letter-spacing: 1px;
}
.reconnect-manual-btn:hover { background: rgba(255,170,51,0.2); }

.mute-btn {
  margin-left: auto;
  background: none; border: 1px solid var(--border-color);
  border-radius: 4px; padding: 2px 5px;
  font-size: 0.7rem; cursor: pointer;
  transition: border-color 0.15s, background 0.15s; line-height: 1;
  flex-shrink: 0;
}
.mute-btn:hover { border-color: var(--accent-gold); background: rgba(201,165,77,0.1); }
.mute-btn.muted { border-color: #ff3366; background: rgba(255,51,102,0.1); }

/* ── Script Modal ──────────────────────────────────── */
.script-modal {
  display: none; position: fixed; inset: 0;
  background: rgba(13,13,26,0.92); z-index: 800;
  align-items: center; justify-content: center;
}
.script-modal.active { display: flex; }
.script-modal-box {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: 14px; padding: 26px 28px;
  max-width: 500px; width: 92%;
  display: flex; flex-direction: column; gap: 14px;
}
.script-modal-box h2 {
  font-family: 'Orbitron', sans-serif; font-size: 0.85rem;
  color: var(--accent-gold); letter-spacing: 2px;
}
.script-textarea {
  width: 100%; height: 120px; resize: vertical;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 8px; padding: 12px;
  color: var(--accent-gold-bright);
  font-family: 'JetBrains Mono', monospace; font-size: 1rem;
  letter-spacing: 3px; line-height: 1.8;
}
.script-textarea:focus { outline: none; border-color: var(--accent-gold); }
.script-controls {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.script-bpm-wrap {
  display: flex; align-items: center; gap: 6px;
  font-family: 'Orbitron', sans-serif; font-size: 0.52rem;
  color: var(--text-dim); letter-spacing: 1px;
}
.script-bpm {
  width: 60px; padding: 5px 8px;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 5px; color: var(--accent-gold);
  font-family: 'Orbitron', sans-serif; font-size: 0.7rem;
  text-align: center;
}
.script-bpm:focus { outline: none; border-color: var(--accent-gold); }
.script-play-btn {
  padding: 8px 20px; border: none; border-radius: 7px;
  background: var(--accent-gold); color: var(--bg-primary);
  font-family: 'Orbitron', sans-serif; font-size: 0.65rem;
  font-weight: 700; letter-spacing: 1px; cursor: pointer;
  transition: background 0.2s;
}
.script-play-btn:hover { background: var(--accent-gold-bright); }
.script-stop-btn {
  padding: 8px 20px; border: 1px solid #ff3366; border-radius: 7px;
  background: rgba(255,51,102,0.1); color: #ff3366;
  font-family: 'Orbitron', sans-serif; font-size: 0.65rem;
  font-weight: 700; letter-spacing: 1px; cursor: pointer;
  display: none; transition: background 0.2s;
}
.script-stop-btn:hover { background: rgba(255,51,102,0.2); }
.script-status {
  font-family: 'JetBrains Mono', monospace; font-size: 0.7rem;
  color: var(--accent-gold); margin-left: auto;
}
.script-hint {
  font-size: 0.7rem; color: var(--text-dim); line-height: 1.6;
}
.script-hint code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-primary); border-radius: 3px;
  padding: 1px 5px; color: var(--accent-gold);
}

/* ── Help Modal ──────────────────────────────────── */
.help-modal {
  display: none; position: fixed; inset: 0;
  background: rgba(13,13,26,0.92); z-index: 800;
  align-items: center; justify-content: center;
}
.help-modal.active { display: flex; }
.help-modal-box {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: 14px; padding: 26px 28px;
  max-width: 520px; width: 92%; max-height: 88vh;
  display: flex; flex-direction: column; gap: 0;
  overflow-y: auto;
}
.help-modal-box::-webkit-scrollbar { width: 3px; }
.help-modal-box::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 2px; }
.help-modal-box h2 {
  font-family: 'Orbitron', sans-serif; font-size: 0.85rem;
  color: var(--accent-gold); letter-spacing: 2px;
  margin-bottom: 18px;
}
.help-section {
  border-top: 1px solid var(--border-color);
  padding: 14px 0;
}
.help-section-title {
  font-family: 'Orbitron', sans-serif; font-size: 0.62rem;
  color: var(--accent-gold-bright); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.help-section-title span { font-size: 1rem; }
.help-section p {
  font-size: 0.75rem; color: var(--text-secondary);
  line-height: 1.7; margin-bottom: 6px;
}
.help-section p:last-child { margin-bottom: 0; }
.help-section p strong { color: var(--text-primary); }
.help-section code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-primary); border-radius: 3px;
  padding: 1px 5px; color: var(--accent-gold); font-size: 0.72rem;
}
.help-tag {
  display: inline-block;
  font-family: 'Orbitron', sans-serif; font-size: 0.48rem;
  letter-spacing: 1px; padding: 2px 7px; border-radius: 10px;
  background: rgba(0,255,238,0.1); border: 1px solid rgba(0,255,238,0.3);
  color: #00ffee; vertical-align: middle; margin-left: 4px;
}

/* ── Reaction Bar ─────────────────────────────────── */
.reaction-bar {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; padding: 5px 10px; flex-shrink: 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}
.reaction-btn {
  font-size: 1.2rem; background: none; border: 1px solid var(--border-color);
  border-radius: 8px; padding: 4px 10px; cursor: pointer;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
  line-height: 1;
}
.reaction-btn:hover { transform: scale(1.25); border-color: var(--accent-gold); background: var(--accent-gold-dim); }
.reaction-btn:active { transform: scale(0.95); }

.floating-reaction {
  position: absolute;
  font-size: 2.6rem; pointer-events: none; user-select: none;
  animation: react-float 2s ease forwards;
  will-change: transform, opacity; text-align: center;
}
.floating-reaction .react-who {
  display: block; font-family: 'Orbitron', sans-serif;
  font-size: 0.48rem; letter-spacing: 1px;
  margin-top: 2px; opacity: 0.8;
}
@keyframes react-float {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  20%  { opacity: 1; transform: translateY(-20px) scale(1.2); }
  100% { opacity: 0; transform: translateY(-130px) scale(0.6); }
}

/* ── Instrument Selector ──────────────────────────── */
.instrument-select {
  padding: 4px 8px;
  background: var(--bg-primary); border: 1px solid var(--border-color);
  border-radius: 6px; color: var(--accent-gold);
  font-family: 'Orbitron', sans-serif; font-size: 0.52rem;
  letter-spacing: 1px; cursor: pointer;
  transition: border-color 0.2s;
}
.instrument-select:focus { outline: none; border-color: var(--accent-gold); }
.instrument-select option { background: var(--bg-primary); color: var(--text-primary); }
.p-instrument { font-size: 0.85rem; line-height: 1; flex-shrink: 0; }

/* Responsive */
@media (max-width: 680px) {
  .sidebar { display: none; }
  .name-box { display: none; }
  .kb-hint { display: none; }
}

/* ── Nav overlay crash fix — prevent Chrome GPU compositing crash on hover ── */
/* Fully opaque + contained so Chrome never composites through it to the piano */
.nav-overlay {
  background: rgb(13,13,26) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  isolation: isolate !important;
  contain: layout style paint !important;
}
.nav-overlay * {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}