/* HOUSE BAND — styles. The track sets --accent / --accent2 / --bg / --bg2 at runtime. */
:root {
  --bg: #0b0912;
  --bg2: #181030;
  --accent: #ffb454;
  --accent2: #ff6f91;
  --warm: #ffd166;
  --text: #f6f2ee;
  --muted: #a39db3;
  --panel: rgba(16, 12, 26, 0.78);
  --panel-border: rgba(255, 255, 255, 0.09);
  --font-display: "Bricolage Grotesque", "Space Grotesk", system-ui, sans-serif;
  --font-ui: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --ease: cubic-bezier(.2,.8,.2,1);
  --kit-h: 40vh;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.14) transparent; }
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: 3px; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--font-ui);
  overflow: hidden; -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; touch-action: manipulation;
}
#stage { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; }
#app { position: relative; z-index: 1; height: 100%; display: flex; flex-direction: column; }

/* ---------- buttons & controls */
.btn {
  appearance: none; border: 1px solid var(--panel-border); background: rgba(255,255,255,.07); color: var(--text);
  font: 600 15px var(--font-ui); padding: 11px 18px; border-radius: 12px; cursor: pointer; transition: transform .12s var(--ease), background .15s, border-color .15s, box-shadow .15s; letter-spacing: .01em;
}
.btn:hover { background: rgba(255,255,255,.12); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: default; transform: none; }
.btn.primary { background: var(--accent); color: #1a1208; border-color: transparent; box-shadow: 0 8px 30px color-mix(in srgb, var(--accent) 35%, transparent); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.small { padding: 7px 12px; font-size: 13px; border-radius: 10px; }
.btn.big { padding: 15px 30px; font-size: 18px; border-radius: 14px; min-width: 150px; }
.btn.on { background: color-mix(in srgb, var(--accent) 35%, transparent); border-color: var(--accent); }
.sel { appearance: none; background: rgba(255,255,255,.07); border: 1px solid var(--panel-border); color: var(--text); font: 600 13px var(--font-ui); padding: 7px 28px 7px 12px; border-radius: 10px; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23ffffff' stroke-opacity='.6' fill='none' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; }
.sel option { background: #1a1428; color: var(--text); }
.seg { display: inline-flex; background: rgba(255,255,255,.06); border: 1px solid var(--panel-border); border-radius: 10px; padding: 3px; gap: 2px; }
.seg-btn { appearance: none; border: 0; background: transparent; color: var(--muted); font: 600 13px var(--font-ui); padding: 6px 12px; border-radius: 8px; cursor: pointer; }
.seg-btn.active { background: rgba(255,255,255,.14); color: var(--text); }
.seg.small .seg-btn { padding: 4px 9px; font-size: 12px; font-family: var(--font-mono); }
input[type=range] { width: 160px; accent-color: var(--accent); }
input[type=text] { background: rgba(255,255,255,.07); border: 1px solid var(--panel-border); color: var(--text); font: 500 15px var(--font-ui); padding: 9px 12px; border-radius: 10px; width: 170px; }
input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--accent); }

/* ---------- HUD */
#hud { display: flex; align-items: center; gap: 12px; padding: 10px 14px; padding-top: max(10px, env(safe-area-inset-top)); }
.track-card { display: flex; flex-direction: column; min-width: 0; }
.tc-name { font: 800 18px/1.1 var(--font-display); letter-spacing: .01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-shadow: 0 2px 12px rgba(0,0,0,.5); }
.tc-meta { font: 500 12px var(--font-mono); color: var(--muted); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hud-mid { margin-left: auto; margin-right: auto; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.chord { font: 800 24px/1 var(--font-display); color: var(--warm); text-shadow: 0 0 18px color-mix(in srgb, var(--warm) 60%, transparent); min-width: 60px; text-align: center; transition: transform .1s var(--ease); }
.chord.bump { animation: chordBump .32s var(--ease); }
@keyframes chordBump { 0% { transform: scale(1.18); } 100% { transform: scale(1); } }
.bar-dots { display: flex; gap: 5px; }
.bar-dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.14); transition: background .08s, transform .08s; }
.bar-dots i.on { background: var(--accent); transform: scale(1.25); box-shadow: 0 0 10px var(--accent); }
.bar-dots i.past { background: rgba(255,255,255,.4); }
.hud-right { display: flex; gap: 8px; align-items: center; }

/* ---------- scene */
#scene { flex: 1; position: relative; min-height: 120px; }
.scene-hint { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font: 600 14px var(--font-ui); color: var(--muted); letter-spacing: .12em; text-transform: uppercase; opacity: .9; animation: hintPulse 1.8s ease-in-out infinite; pointer-events: none; }
.scene-hint.gone { opacity: 0; transition: opacity .5s; animation: none; }
@keyframes hintPulse { 0%, 100% { opacity: .5; } 50% { opacity: 1; } }
.spot-name { position: absolute; left: 50%; bottom: 8%; transform: translateX(-50%); font: 800 22px var(--font-display); text-shadow: 0 2px 14px rgba(0,0,0,.6); }
.turn-banner { position: absolute; left: 50%; top: 34%; transform: translateX(-50%); font: 800 34px var(--font-display); letter-spacing: .02em; text-align: center; text-shadow: 0 4px 30px rgba(0,0,0,.7); }

/* ---------- kit */
#kit { height: var(--kit-h); display: flex; flex-direction: column; background: linear-gradient(180deg, rgba(8,6,14,0) 0%, rgba(8,6,14,.75) 18%, rgba(8,6,14,.9) 100%); border-top: 1px solid rgba(255,255,255,.05); padding-bottom: env(safe-area-inset-bottom); }
#kit-bar { display: flex; align-items: center; gap: 10px; padding: 8px 12px 6px; flex-wrap: wrap; }
.toy-tabs { display: flex; gap: 6px; overflow-x: auto; max-width: 60%; padding-bottom: 2px; }
.toy-tab { appearance: none; border: 1px solid var(--panel-border); background: rgba(255,255,255,.06); color: var(--text); font: 600 13px var(--font-ui); padding: 7px 12px; border-radius: 999px; cursor: pointer; white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; transition: background .15s, border-color .15s; }
.toy-tab.active { background: color-mix(in srgb, var(--accent) 30%, transparent); border-color: var(--accent); }
.toy-tab .ico { font-size: 15px; }
.kit-controls { margin-left: auto; display: flex; gap: 8px; align-items: center; }
#toy-host { flex: 1; position: relative; min-height: 0; margin: 0 10px 10px; }
.toy-canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; border-radius: 14px; }

/* ---------- overlays */
.overlay { position: fixed; inset: 0; bottom: var(--kit-h); z-index: 5; display: flex; align-items: center; justify-content: center; padding: 16px; pointer-events: none; }
.overlay > * { pointer-events: auto; }
.overlay.full { bottom: 0; background: rgba(6,4,12,.55); backdrop-filter: blur(8px); }
.title-card { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 22px 26px 18px; border-radius: 24px; background: var(--panel); border: 1px solid var(--panel-border); backdrop-filter: blur(14px); box-shadow: 0 30px 80px rgba(0,0,0,.55); max-width: 92vw; animation: cardIn .6s var(--ease); }
@keyframes cardIn { 0% { opacity: 0; transform: translateY(14px) scale(.98); } 100% { opacity: 1; transform: none; } }
.logo { display: flex; align-items: center; gap: 16px; }
.logo h1 { margin: 0; font: 800 clamp(34px, 7vw, 56px)/0.92 var(--font-display); letter-spacing: -.01em; text-align: left; }
.logo-mark { width: 54px; height: 54px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #fff3, transparent 45%), var(--accent); box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 55%, transparent); position: relative; animation: markPulse 2.4s ease-in-out infinite; }
.logo-mark::after { content: ''; position: absolute; inset: 18px; border-radius: 50%; background: var(--bg); }
@keyframes markPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
.tagline { margin: 0; color: var(--muted); font-size: 15px; }
.menu { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.title-foot { margin: 2px 0 0; font-size: 13px; color: var(--muted); }
.panel { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 22px; padding: 20px 22px; width: min(560px, 94vw); max-height: calc(100vh - var(--kit-h) - 28px); overflow: auto; backdrop-filter: blur(14px); box-shadow: 0 30px 80px rgba(0,0,0,.55); animation: cardIn .4s var(--ease); }
.panel h2 { margin: 0 0 12px; font: 800 24px var(--font-display); }
.panel-bar { display: flex; align-items: center; justify-content: space-between; }
.panel-bar h2 { margin: 0; }
.panel-foot { color: var(--muted); font-size: 13px; margin: 12px 0 0; text-align: center; }
.level-grid { display: grid; gap: 10px; }
.level-card { appearance: none; text-align: left; background: rgba(255,255,255,.06); border: 1px solid var(--panel-border); border-radius: 16px; padding: 14px 16px; color: var(--text); cursor: pointer; display: flex; flex-direction: column; gap: 4px; transition: background .15s, border-color .15s, transform .12s var(--ease); }
.level-card:hover { background: rgba(255,255,255,.1); border-color: var(--accent); transform: translateY(-1px); }
.level-card strong { font: 700 17px var(--font-display); }
.level-card span { color: var(--muted); font-size: 13px; }
.settings { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.settings .row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; background: rgba(255,255,255,.04); border-radius: 12px; }
.settings .row > span { font-weight: 600; }

/* ---------- toasts */
#toasts { position: fixed; left: 50%; top: 14px; transform: translateX(-50%); z-index: 20; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 12px; padding: 10px 16px; font: 600 14px var(--font-ui); backdrop-filter: blur(10px); box-shadow: 0 10px 30px rgba(0,0,0,.4); animation: toastIn .3s var(--ease); }
.toast.out { animation: toastOut .4s var(--ease) forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(-8px); } }

#debug { position: fixed; left: 8px; bottom: calc(var(--kit-h) + 8px); z-index: 30; font: 11px var(--font-mono); background: rgba(0,0,0,.6); padding: 6px 8px; border-radius: 8px; color: #9f9; white-space: pre; pointer-events: none; }

/* ---------- responsive */
@media (max-width: 720px) {
  :root { --kit-h: 52vh; }
  #hud { gap: 8px; padding: 8px 10px; }
  .tc-name { font-size: 15px; }
  .chord { font-size: 20px; }
  .toy-tabs { max-width: 100%; }
  .kit-controls { margin-left: 0; }
  #kit-bar { gap: 6px; }
  .btn.big { min-width: 120px; padding: 13px 20px; font-size: 16px; }
  .logo h1 { font-size: 34px; }
  .title-card { padding: 16px 16px 14px; gap: 10px; }
  .turn-banner { font-size: 26px; }
}
@media (max-height: 560px) { :root { --kit-h: 46vh; } }
@media (prefers-reduced-motion: reduce) { .logo-mark, .scene-hint { animation: none; } }

/* ---------- milestone 2: shelf, takes, jam book, banners */
.small-menu .btn { font-size: 13px; }
.shelf-btn { display: inline-flex; align-items: center; gap: 6px; }
.panel.wide { width: min(860px, 96vw); }
.panel-lead { margin: 4px 0 12px; color: var(--muted); font-size: 14px; }
.shelf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.shelf-card { appearance: none; text-align: left; background: rgba(255,255,255,.06); border: 1px solid var(--panel-border); border-radius: 16px; padding: 12px 12px 10px; color: var(--text); cursor: pointer; display: flex; flex-direction: column; gap: 4px; transition: background .15s, border-color .15s, transform .12s var(--ease); min-height: 96px; }
.shelf-card:hover { background: rgba(255,255,255,.1); transform: translateY(-1px); }
.shelf-card.active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 22%, transparent); }
.shelf-card .ico { font-size: 26px; line-height: 1; }
.shelf-card strong { font: 700 16px var(--font-display); }
.shelf-card span { color: var(--muted); font-size: 12px; line-height: 1.3; }
.shelf-card .tag { position: absolute; }
.shelf-card.easy::after { content: 'easy'; align-self: flex-start; font: 600 10px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--warm); margin-top: 2px; }
.panel.result { text-align: center; width: min(520px, 94vw); }
.result-top { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.result-label { font: 600 12px var(--font-mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.result-score { font: 800 clamp(64px, 14vw, 104px)/1 var(--font-display); color: var(--warm); text-shadow: 0 0 40px color-mix(in srgb, var(--warm) 60%, transparent); animation: scoreIn .6s var(--ease); }
@keyframes scoreIn { 0% { transform: scale(.6); opacity: 0; } 60% { transform: scale(1.08); opacity: 1; } 100% { transform: scale(1); } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 12px 0 6px; }
.chip { background: rgba(255,255,255,.08); border: 1px solid var(--panel-border); border-radius: 999px; padding: 7px 14px; font: 600 14px var(--font-ui); animation: cardIn .5s var(--ease) both; }
.chip:nth-child(2) { animation-delay: .12s; } .chip:nth-child(3) { animation-delay: .24s; }
.chip.warm { border-color: var(--warm); color: var(--warm); }
.result-meta { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.result-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.book-list { display: flex; flex-direction: column; gap: 8px; }
.book-row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; background: rgba(255,255,255,.05); border: 1px solid var(--panel-border); border-radius: 14px; }
.book-row .score { font: 800 26px var(--font-display); color: var(--warm); min-width: 48px; text-align: center; }
.book-row .info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.book-row .info strong { font: 700 15px var(--font-display); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.book-row .info span { color: var(--muted); font-size: 12px; }
.book-row .acts { display: flex; gap: 6px; }
.book-empty { color: var(--muted); text-align: center; padding: 30px 0; }
.turn-sub { position: absolute; left: 50%; top: calc(34% + 48px); transform: translateX(-50%); font: 600 15px var(--font-ui); color: var(--muted); text-align: center; text-shadow: 0 2px 12px rgba(0,0,0,.6); }
.turn-banner.big { font-size: 56px; color: var(--warm); text-shadow: 0 0 40px color-mix(in srgb, var(--warm) 60%, transparent); }
.turn-banner.pop { animation: bannerPop .5s var(--ease); }
@keyframes bannerPop { 0% { transform: translateX(-50%) scale(.7); opacity: 0; } 100% { transform: translateX(-50%) scale(1); opacity: 1; } }
.solo-bars { position: absolute; left: 50%; bottom: 6%; transform: translateX(-50%); display: flex; gap: 8px; }
.solo-bars i { width: 14px; height: 14px; border-radius: 50%; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.2); }
.solo-bars i.past { background: rgba(255,255,255,.45); }
.solo-bars i.on { background: var(--warm); box-shadow: 0 0 14px var(--warm); transform: scale(1.2); }
.solo-bars i.break { border-color: var(--accent2); }
body.recording .tc-name::before { content: '● '; color: #ff4d6d; animation: hintPulse 1s ease-in-out infinite; }
@media (max-width: 720px) { .turn-banner.big { font-size: 40px; } .shelf-grid { grid-template-columns: repeat(2, 1fr); } .result-actions .btn { flex: 1 1 40%; } .hud-right .btn { padding: 7px 9px; } }