/* PlayMaster — interfejs aplikacji: wypukłe kontrolki, motyw jasny i ciemny */

@font-face {
  font-family: 'Hanken Grotesk';
  src: url('../assets/fonts/hanken-grotesk.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
/* Bravura — font muzyczny SMuFL (SIL OFL 1.1), używany do rysowania notacji */
@font-face {
  font-family: 'Bravura';
  src: url('../vendor/bravura/bravura.woff2') format('woff2');
  font-display: block;
}
@font-face {
  font-family: 'Martian Grotesk';
  src: url('../assets/fonts/martian-grotesk.woff2') format('woff2');
  font-weight: 100 800;
  font-display: swap;
}

:root[data-theme="dark"] {
  --bg: #070a12;
  --bg-glow: #16203a;
  --panel: rgba(18, 24, 40, 0.94);
  --panel-solid: #141a2a;
  --surface: #1a2135;
  --surface-hi: #232c46;
  --surface-edge: #0a0e18;
  --line: rgba(255, 255, 255, 0.10);
  --txt: #e8edf7;
  --txt-dim: #8d99b3;
  --right: #37c2ff;
  --left: #35e39a;
  --accent: #ffb200;
  --bad: #ff4d6d;
  --shadow-lg: 0 18px 44px rgba(0, 0, 0, 0.55);
  --shadow-sm: 0 6px 16px rgba(0, 0, 0, 0.4);
  --inset: inset 0 1px 0 rgba(255, 255, 255, 0.09);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #eef2fa;
  --bg-glow: #ffffff;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-solid: #ffffff;
  --surface: #ffffff;
  --surface-hi: #f2f5fd;
  --surface-edge: #bcc6dc;
  --line: rgba(30, 45, 75, 0.14);
  --txt: #14203a;
  --txt-dim: #5d6b8a;
  --right: #1f8fd0;
  --left: #12996a;
  --accent: #d98a00;
  --bad: #d92b4d;
  --shadow-lg: 0 18px 40px rgba(35, 55, 95, 0.18);
  --shadow-sm: 0 6px 14px rgba(35, 55, 95, 0.14);
  --inset: inset 0 1px 0 rgba(255, 255, 255, 0.9);
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  height: 100dvh;
  margin: 0;
  background:
    radial-gradient(1200px 620px at 50% -12%, var(--bg-glow) 0%, transparent 62%),
    var(--bg);
  color: var(--txt);
  font: 14px/1.45 'Hanken Grotesk', 'Segoe UI', system-ui, sans-serif;
  overflow: hidden;
  overscroll-behavior: none;
  transition: background 0.25s ease, color 0.25s ease;
}

body { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }

kbd {
  background: var(--surface);
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 6px;
  font: 12px/1.4 'Martian Grotesk', Consolas, monospace;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--txt) 18%, transparent);
  border-radius: 99px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--txt) 32%, transparent); background-clip: content-box; }

/* ============================================================== przyciski 3D */
.btn {
  --lift: 4px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: linear-gradient(180deg, var(--surface-hi), var(--surface));
  color: var(--txt);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 var(--lift) 0 var(--surface-edge), var(--shadow-sm), var(--inset);
  transition: transform 0.09s ease, box-shadow 0.09s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { background: linear-gradient(180deg, var(--surface-hi), var(--surface-hi)); }
.btn:focus-visible { outline: 2px solid var(--right); outline-offset: 2px; }
.btn:active, .btn.is-pressed {
  transform: translateY(var(--lift));
  box-shadow: 0 0 0 var(--surface-edge), 0 2px 6px rgba(0, 0, 0, 0.25), var(--inset);
}
.btn.icon { padding: 8px 11px; font-size: 15px; min-width: 42px; }
.btn.small { --lift: 3px; min-height: 30px; padding: 5px 10px; font-size: 12px; min-width: 34px; }
.btn.active {
  background: linear-gradient(180deg, color-mix(in srgb, var(--right) 34%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--right) 60%, var(--line));
}
.btn-primary {
  background: linear-gradient(180deg, #4b9bff, #2364d8);
  border-color: #2f7bef; color: #fff; --surface-edge: #163f8f;
}
.btn-primary:hover { background: linear-gradient(180deg, #5ea7ff, #2c6fe4); }
.btn-play {
  --lift: 5px; min-width: 56px; font-size: 17px;
  background: linear-gradient(180deg, #3ddc97, #17a86c);
  border-color: #35c98c; color: #062617; --surface-edge: #0c6b43;
}
.btn-play.playing {
  background: linear-gradient(180deg, #ffc95c, #f0a017);
  --surface-edge: #96620a; border-color: #f5b73c;
}

/* ==================================================================== topbar */
.topbar {
  /* Ponad sceną, żeby rozwijane menu nie chowały się za pięciolinią i planszą. */
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--panel-solid) 94%, transparent),
    color-mix(in srgb, var(--panel-solid) 74%, transparent));
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(10px);
}

.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: inherit; min-width: 0;
}
.brand img { border-radius: 10px; filter: drop-shadow(0 6px 12px rgba(47, 123, 239, 0.35)); }
.brand-text strong { display: block; font-size: 16px; letter-spacing: 0.2px; }
.brand-text small {
  display: block; color: var(--txt-dim); font-size: 12px;
  max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.topbar-main { display: flex; align-items: center; gap: 10px; }
.topbar-menus { display: flex; align-items: center; gap: 8px; margin-left: auto; }

.seg {
  display: flex; gap: 4px; padding: 4px;
  background: linear-gradient(180deg, var(--surface), var(--surface-hi));
  border: 1px solid var(--line);
  border-radius: 13px;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.22);
}
.seg-btn {
  display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid transparent; border-radius: 9px;
  background: transparent; color: var(--txt-dim);
  padding: 6px 13px; min-height: 32px;
  font: inherit; font-size: 13px; cursor: pointer;
  transition: transform 0.09s ease, box-shadow 0.09s ease, background 0.15s, color 0.15s;
}
.seg-btn:hover { color: var(--txt); background: color-mix(in srgb, var(--txt) 8%, transparent); }
.seg-btn:active { transform: translateY(2px); }
.seg-btn.active {
  background: linear-gradient(180deg, color-mix(in srgb, var(--right) 40%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--right) 55%, transparent);
  color: var(--txt);
  box-shadow: 0 3px 0 var(--surface-edge), var(--inset);
}

/* =========================================================== menu podręczne */
.menu { position: relative; }
.menu-trigger .caret { font-size: 10px; opacity: 0.6; margin-left: 2px; }
.menu-trigger[aria-expanded="true"] {
  background: linear-gradient(180deg, color-mix(in srgb, var(--right) 30%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--right) 55%, var(--line));
}

.popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 50;
  width: 288px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-lg), var(--inset);
  backdrop-filter: blur(16px);
  animation: popIn 0.16s ease;
}
.popover.wide { width: 330px; }
.menu.up .popover { top: auto; bottom: calc(100% + 10px); }
@keyframes popIn { from { opacity: 0; transform: translateY(-6px); } }

.popover-title {
  margin: 0 0 8px;
  font-size: 11px; letter-spacing: 1.1px; text-transform: uppercase;
  color: var(--txt-dim);
}
.popover-title:not(:first-child) { margin-top: 16px; }
.popover-hint { margin: 10px 0 0; font-size: 12px; color: var(--txt-dim); }

.choice-list { display: grid; gap: 6px; }
.choice {
  display: flex; align-items: center; gap: 11px;
  width: 100%; padding: 9px 11px;
  border: 1px solid transparent; border-radius: 11px;
  background: transparent; color: var(--txt);
  font: inherit; text-align: left; cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.choice:hover { background: color-mix(in srgb, var(--txt) 7%, transparent); }
.choice.active {
  background: color-mix(in srgb, var(--right) 16%, transparent);
  border-color: color-mix(in srgb, var(--right) 45%, transparent);
}
.choice > i { width: 20px; text-align: center; color: var(--right); }
.choice b { display: block; font-size: 13px; font-weight: 600; }
.choice small { display: block; color: var(--txt-dim); font-size: 11.5px; }

.stepper { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.stepper-value { flex: 1; text-align: center; }
.stepper-value b { display: block; font-size: 21px; font-variant-numeric: tabular-nums; }
.stepper-value small { display: block; color: var(--txt-dim); font-size: 11px; }

.preset-row { display: flex; gap: 6px; flex-wrap: wrap; }
.chip-btn {
  flex: 1; min-width: 52px;
  padding: 7px 8px;
  border: 1px solid var(--line); border-radius: 9px;
  background: linear-gradient(180deg, var(--surface-hi), var(--surface));
  color: var(--txt-dim); font: inherit; font-size: 12px; cursor: pointer;
  transition: transform 0.08s, background 0.15s, color 0.15s, border-color 0.15s;
}
.chip-btn:hover { color: var(--txt); }
.chip-btn:active { transform: translateY(2px); }
.chip-btn.active {
  background: color-mix(in srgb, var(--right) 26%, var(--surface));
  border-color: color-mix(in srgb, var(--right) 55%, var(--line));
  color: var(--txt);
}

.switch-row, .slider-row {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 2px; font-size: 13px;
}
.switch-row + .switch-row, .slider-row + .slider-row { border-top: 1px solid var(--line); }
.switch-row > span, .slider-row > span { flex: 1; display: flex; align-items: center; gap: 8px; }
.switch-row i, .slider-row i { color: var(--txt-dim); width: 16px; text-align: center; }
.slider-row input[type="range"] { flex: 1.2; }
.slider-row output { min-width: 42px; text-align: right; font-variant-numeric: tabular-nums; color: var(--txt-dim); }
.switch-row select {
  background: var(--surface); color: var(--txt); border: 1px solid var(--line);
  border-radius: 9px; padding: 5px 9px; font: inherit; font-size: 12px;
}

input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; border-radius: 99px;
  background: color-mix(in srgb, var(--txt) 16%, transparent);
  outline: none; margin: 6px 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: linear-gradient(180deg, #fff, #cbd6ea);
  border: 1px solid var(--surface-edge);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.35);
  cursor: pointer;
}
input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--right); cursor: pointer; }

.search-box { position: relative; flex: 1; min-width: 160px; }
.search-box i {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--txt-dim); font-size: 13px; pointer-events: none;
}
.search-box input {
  width: 100%; padding: 10px 12px 10px 34px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 11px;
  color: var(--txt); font: inherit;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.18);
}
.search-box input:focus-visible { outline: 2px solid var(--right); outline-offset: 1px; }

/* ============================================================= menu konta */
.account-box {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px; margin-bottom: 12px;
}
.account-box b { display: block; font-size: 13px; word-break: break-all; }
.account-box small { display: block; color: var(--txt-dim); font-size: 11.5px; margin-top: 3px; }
.account-quota { margin-top: 10px; }
.quota-bar {
  height: 6px; border-radius: 99px; overflow: hidden;
  background: color-mix(in srgb, var(--txt) 14%, transparent);
}
.quota-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--left), var(--right)); }
.account-quota span { display: block; margin-top: 5px; font-size: 11px; color: var(--txt-dim); }

.feature-list { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 6px; }
.feature-list li {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--txt-dim);
}
.feature-list i { width: 14px; text-align: center; }
.feature-list .yes i { color: var(--left); }
.feature-list .no i { color: var(--txt-dim); opacity: 0.6; }
.account-actions { display: grid; gap: 6px; }
.account-actions .btn { width: 100%; }

.locked { position: relative; }
.locked::after {
  content: '\f023';                       /* kłódka z Font Awesome */
  font-family: 'Font Awesome 7 Free'; font-weight: 900;
  position: absolute; top: 4px; right: 6px;
  font-size: 10px; color: var(--accent); opacity: 0.9;
}
.chip-btn:disabled, .btn:disabled { opacity: 0.5; cursor: not-allowed; }
.upgrade-note {
  margin: 10px 0 0; padding: 9px 11px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 10px; font-size: 11.5px; color: var(--txt-dim);
}

/* ===================================================================== scena */
/* Każdy element sceny ma przypisany własny wiersz. Dzięki temu ukrycie pięciolinii
   albo uchwytu nie przesuwa planszy do wiersza o wysokości „auto”, co wcześniej
   zostawiało pusty pas pod klawiaturą. */
#stage { position: relative; display: grid; grid-template-rows: auto auto minmax(0, 1fr); min-height: 0; }
.sheet-wrap { grid-row: 1; }
#stage > .splitter { grid-row: 2; }
.board-wrap { grid-row: 3; }

.sheet-wrap {
  position: relative;
  height: var(--sheet-h, 190px);
  border-bottom: 1px solid var(--line);
  box-shadow: inset 0 -12px 22px -14px rgba(0, 0, 0, 0.6);
  transition: height 0.22s ease;
  overflow: hidden;
}
.sheet-wrap.collapsed { height: 0; border-bottom: 0; }
#sheet { display: block; width: 100%; height: 100%; }

.splitter {
  height: 8px; cursor: ns-resize; display: grid; place-items: center;
  background: transparent; touch-action: none;
  opacity: 0; transition: opacity 0.18s ease; z-index: 5;
}
.splitter:hover, .splitter.dragging { opacity: 1; }
.splitter span {
  width: 46px; height: 4px; border-radius: 99px;
  background: color-mix(in srgb, var(--txt) 30%, transparent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  transition: background 0.15s ease, width 0.15s ease;
}
.splitter:hover span, .splitter.dragging span { background: var(--right); width: 76px; }
.splitter.hidden { display: none; }
.splitter.floating { position: absolute; left: 0; right: 0; height: 14px; }

.board-wrap { position: relative; min-height: 0; }
/* touch-action/user-select: bez nich dotknięcie klawisza na telefonie uruchamia
   zoom dwuklikiem, przewijanie albo menu kontekstowe, a przeglądarka przerywa
   granie zdarzeniem pointercancel. */
#board {
  display: block; width: 100%; height: 100%;
  touch-action: none; user-select: none; -webkit-user-select: none;
  -webkit-touch-callout: none; -webkit-tap-highlight-color: transparent;
}

.hud {
  --hud-accent: var(--right);
  position: absolute; top: 12px; left: 14px; display: flex; gap: 0;
  padding: 5px 7px 5px 10px; overflow: hidden; pointer-events: none;
  background: color-mix(in srgb, var(--panel-solid) 84%, transparent);
  border: 1px solid color-mix(in srgb, var(--hud-accent) 24%, var(--line));
  border-radius: 15px; box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28), var(--inset);
  backdrop-filter: blur(12px);
}
.hud[data-mode="practice"] { --hud-accent: var(--left); }
.hud[data-mode="perform"] { --hud-accent: var(--accent); }
.hud-item {
  min-width: 70px; padding: 5px 12px; text-align: left;
}
.hud-item span {
  display: block; margin-bottom: 1px; font-size: 9px; font-weight: 650;
  letter-spacing: 0.75px; color: var(--txt-dim); text-transform: uppercase;
}
.hud-item b { font-size: 17px; line-height: 1.15; font-variant-numeric: tabular-nums; }
.hud-item:first-of-type b { color: color-mix(in srgb, var(--hud-accent) 80%, var(--txt)); }

.hands-badge { position: absolute; top: 14px; right: 16px; display: flex; gap: 8px; pointer-events: none; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: color-mix(in srgb, var(--panel-solid) 78%, transparent);
  border: 1px solid var(--line); border-radius: 99px;
  padding: 4px 11px; font-size: 12px; color: var(--txt-dim);
  box-shadow: var(--shadow-sm);
}
.chip i { width: 10px; height: 10px; border-radius: 50%; }
.chip.left i { background: var(--left); box-shadow: 0 0 8px var(--left); }
.chip.right i { background: var(--right); box-shadow: 0 0 8px var(--right); }

.judge {
  position: absolute; top: 40%; left: 50%; transform: translate(-50%, -50%);
  font-size: 36px; font-weight: 800; letter-spacing: 1px;
  opacity: 0; pointer-events: none; text-shadow: 0 0 26px currentColor;
}
.judge.show { animation: pop 0.55s ease-out; }
@keyframes pop {
  0% { opacity: 0; transform: translate(-50%, -34%) scale(0.7); }
  25% { opacity: 1; transform: translate(-50%, -50%) scale(1.08); }
  100% { opacity: 0; transform: translate(-50%, -64%) scale(1); }
}

.countdown {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 96px; font-weight: 800; color: var(--accent);
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  text-shadow: 0 0 44px color-mix(in srgb, var(--accent) 70%, transparent);
  pointer-events: none;
}

.wait-hint {
  position: absolute; left: 50%; bottom: 32%; transform: translateX(-50%);
  background: color-mix(in srgb, var(--accent) 22%, var(--panel-solid));
  border: 1px solid var(--accent); color: var(--txt);
  padding: 8px 16px; border-radius: 99px; font-size: 13px;
  box-shadow: var(--shadow-sm); pointer-events: none;
  animation: breathe 1.6s ease-in-out infinite;
}
@keyframes breathe { 50% { transform: translateX(-50%) scale(1.04); } }

.empty-state { position: absolute; inset: 0; display: grid; place-content: center; padding: 24px; }
.empty-card {
  max-width: 520px; text-align: center;
  background: color-mix(in srgb, var(--panel-solid) 82%, transparent);
  border: 1px solid var(--line); border-radius: 20px;
  padding: 30px 34px; box-shadow: var(--shadow-lg), var(--inset);
  backdrop-filter: blur(8px);
}
.empty-logo { margin-bottom: 10px; }
.empty-card h2 { margin: 0 0 8px; font-size: 22px; }
.empty-card p { margin: 0 0 18px; color: var(--txt-dim); }

/* ================================================================= transport */
.transport {
  position: relative;
  z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: linear-gradient(0deg,
    color-mix(in srgb, var(--panel-solid) 94%, transparent),
    color-mix(in srgb, var(--panel-solid) 74%, transparent));
  border-top: 1px solid var(--line);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.18);
}
.transport-buttons { display: flex; gap: 6px; }

.timeline { position: relative; flex: 1; min-width: 200px; cursor: pointer; padding: 10px 0 8px; }
.timeline-map { position: absolute; inset: 0 0 12px 0; width: 100%; height: 22px; opacity: 0.75; }
.timeline-track {
  position: relative; height: 10px; border-radius: 99px;
  background: color-mix(in srgb, var(--txt) 12%, transparent);
  box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.timeline-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: linear-gradient(90deg, var(--left), var(--right)); }
.timeline-head {
  position: absolute; top: -3px; width: 4px; height: 16px; border-radius: 3px;
  background: #fff; box-shadow: 0 0 10px rgba(255, 255, 255, 0.8); left: 0;
}
.timeline-loop { position: absolute; top: 0; bottom: 0; background: color-mix(in srgb, var(--accent) 40%, transparent); display: none; }
.timeline-heat { position: absolute; inset: 0; pointer-events: none; }
.timeline-heat i { position: absolute; top: 0; bottom: 0; width: 2px; background: color-mix(in srgb, var(--bad) 75%, transparent); }

.time {
  font-family: 'Martian Grotesk', Consolas, monospace;
  font-variant-numeric: tabular-nums; color: var(--txt-dim);
  min-width: 104px; text-align: center; font-size: 13px;
}

.loop-buttons { display: flex; gap: 6px; }
.loop-buttons .btn { flex: 1; flex-direction: column; gap: 2px; font-size: 11px; color: var(--txt-dim); padding: 8px 6px; }
.loop-buttons .btn b { font-size: 15px; color: var(--txt); }
.menu-trigger.loop-on {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 34%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--accent) 60%, var(--line));
}

.midi-status {
  display: flex; align-items: center; gap: 8px;
  margin-top: 12px; padding: 9px 11px;
  font-size: 12px; color: var(--txt-dim);
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
}
.midi-status .dot { width: 9px; height: 9px; border-radius: 50%; background: #6b7590; flex: none; }
.midi-status.on .dot { background: var(--left); box-shadow: 0 0 10px var(--left); }
.midi-status span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ================================================================== szuflady */
.drawer {
  position: fixed; top: 0; bottom: 0; left: 0; width: 400px;
  background: var(--panel); backdrop-filter: blur(16px);
  border-right: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  z-index: 40; transition: transform 0.24s cubic-bezier(0.3, 0.9, 0.3, 1);
}
.drawer.right { left: auto; right: 0; width: 420px; border-right: 0; }
#library {
  width: min(480px, 100vw);
  background:
    radial-gradient(520px 300px at 12% -5%, color-mix(in srgb, var(--right) 14%, transparent), transparent 68%),
    var(--panel);
}
.drawer.hidden { transform: translateX(-105%); pointer-events: none; display: flex; }
.drawer.right.hidden { transform: translateX(105%); }

.drawer-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.drawer-head h2 { margin: 0; font-size: 16px; }
.drawer-title > span {
  display: block; margin-bottom: 4px;
  color: var(--right); font-size: 9px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
}
.drawer-title h2 { display: flex; align-items: center; gap: 9px; font-size: 20px; }
.drawer-title h2 i { color: var(--right); filter: drop-shadow(0 0 10px color-mix(in srgb, var(--right) 55%, transparent)); }
.drawer-tools { display: flex; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.drawer-tools input[type="search"] {
  flex: 1; min-width: 120px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 11px; color: var(--txt); padding: 9px 12px; font: inherit;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.18);
}
.upload { cursor: pointer; }

.library-search { position: relative; flex: 1; min-width: 0; }
.library-search > i {
  position: absolute; z-index: 1; left: 13px; top: 50%; transform: translateY(-50%);
  color: var(--txt-dim); font-size: 12px; pointer-events: none;
}
.drawer-tools .library-search input[type="search"] {
  width: 100%; height: 40px; padding-left: 36px;
  border-radius: 12px;
}

.library-overview {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  padding: 13px 16px 8px;
}
.library-overview > span {
  min-width: 0; display: grid; grid-template-columns: auto 1fr; align-items: center;
  gap: 1px 7px; padding: 10px 11px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--inset);
}
.library-overview i { grid-row: 1 / 3; color: var(--right); font-size: 13px; }
.library-overview b { overflow: hidden; text-overflow: ellipsis; font-size: 14px; line-height: 1.1; white-space: nowrap; }
.library-overview small { color: var(--txt-dim); font-size: 9.5px; }

.library-filters { display: flex; gap: 5px; padding: 4px 16px 10px; }
.library-filters button {
  padding: 7px 11px; border: 1px solid transparent; border-radius: 999px;
  color: var(--txt-dim); background: transparent; font: inherit; font-size: 11px;
  cursor: pointer; transition: 0.16s ease;
}
.library-filters button:hover:not(:disabled) { color: var(--txt); background: color-mix(in srgb, var(--txt) 6%, transparent); }
.library-filters button.active {
  color: var(--txt); border-color: color-mix(in srgb, var(--right) 36%, var(--line));
  background: color-mix(in srgb, var(--right) 12%, transparent);
}
.library-filters button:disabled { opacity: 0.35; cursor: not-allowed; }

.library-list, .settings-body { flex: 1; overflow: auto; padding: 10px; }
#library .library-list { padding: 3px 16px 16px; }
.settings-body { padding: 12px 16px 28px; }

.song {
  display: grid; grid-template-columns: 58px minmax(0, 1fr) auto; align-items: center; gap: 12px;
  padding: 12px; border-radius: 16px; cursor: pointer;
  border: 1px solid transparent; margin-bottom: 7px;
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  box-shadow: 0 7px 18px rgba(0, 0, 0, 0.08), var(--inset);
  transition: background 0.16s, border-color 0.16s, transform 0.12s, box-shadow 0.16s;
}
.song:hover {
  transform: translateY(-1px); border-color: color-mix(in srgb, var(--song-accent) 42%, var(--line));
  background: color-mix(in srgb, var(--song-accent) 7%, var(--surface));
  box-shadow: 0 11px 24px rgba(0, 0, 0, 0.14), var(--inset);
}
.song:focus-visible { outline: 2px solid var(--right); outline-offset: 2px; }
.song:active { transform: translateY(2px); }
.song.active {
  background: linear-gradient(110deg, color-mix(in srgb, var(--song-accent) 16%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--song-accent) 62%, var(--line));
  box-shadow: 0 12px 28px color-mix(in srgb, var(--song-accent) 12%, transparent), var(--inset);
}
.song-art {
  width: 58px; height: 62px; display: grid; place-items: center; align-content: center; gap: 6px;
  border-radius: 13px; color: var(--song-accent);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--song-accent) 23%, transparent), transparent),
    color-mix(in srgb, var(--bg) 72%, transparent);
  border: 1px solid color-mix(in srgb, var(--song-accent) 32%, var(--line));
}
.song-art i { font-size: 18px; filter: drop-shadow(0 0 9px color-mix(in srgb, var(--song-accent) 55%, transparent)); }
.song-art span { font-size: 8px; font-weight: 800; letter-spacing: 0.7px; text-transform: uppercase; opacity: 0.72; }
.song-info { min-width: 0; }
.song-title-row { display: flex; align-items: flex-start; gap: 7px; }
.song-name {
  min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 13.5px; font-weight: 700; letter-spacing: -0.01em;
}
.song-meta { margin-top: 7px; font-size: 10.5px; color: var(--txt-dim); display: flex; align-items: center; gap: 6px 10px; flex-wrap: wrap; }
.song-meta span { display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; }
.song-meta i { font-size: 9px; opacity: 0.75; }
.song-meta .song-time { color: var(--txt); font-weight: 650; font-variant-numeric: tabular-nums; }
.song-meta .difficulty { padding: 2px 6px; border-radius: 99px; background: color-mix(in srgb, var(--txt) 7%, transparent); }
.song-meta .level-4, .song-meta .level-5 { color: var(--accent); }
.song-best { margin-top: 6px; color: var(--accent); font-size: 10px; }
.song-best i { margin-right: 4px; }
.song-side { align-self: stretch; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; color: var(--txt-dim); }
.song-open { font-size: 10px; opacity: 0.55; transition: transform 0.16s; }
.song:hover .song-open { transform: translateX(2px); opacity: 1; }
.song-playing { color: var(--song-accent); font-size: 11px; }
.song-del { width: 27px; height: 27px; border-radius: 8px; background: transparent; border: 0; color: var(--txt-dim); cursor: pointer; font-size: 12px; }
.song-del:hover { color: var(--bad); }
.own-badge { flex: none; padding: 2px 6px; border-radius: 99px; font-size: 8px; font-weight: 800; letter-spacing: 0.5px; text-transform: uppercase; color: var(--left); background: color-mix(in srgb, var(--left) 12%, transparent); }
.drawer-foot { padding: 10px 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--txt-dim); }
.drawer-empty { padding: 22px 18px; color: var(--txt-dim); text-align: center; }

fieldset { border: 1px solid var(--line); border-radius: 14px; margin: 0 0 14px; padding: 10px 14px 14px; }
legend { padding: 0 8px; color: var(--right); font-size: 11px; text-transform: uppercase; letter-spacing: 1.2px; }
.row { display: flex; align-items: center; gap: 10px; padding: 7px 0; font-size: 13px; }
.row > span:first-child { flex: 1; color: var(--txt-dim); }
.row select {
  background: var(--surface); color: var(--txt); border: 1px solid var(--line);
  border-radius: 9px; padding: 6px 9px; font: inherit; font-size: 12px; min-width: 150px;
}
.row input[type="range"] { flex: 1.1; max-width: 160px; }
.row output { min-width: 54px; text-align: right; font-variant-numeric: tabular-nums; }
.shortcuts { margin: 0; padding-left: 18px; color: var(--txt-dim); line-height: 1.95; }
.shortcuts em { font-size: 11px; opacity: 0.85; }

/* ==================================================== pracownia instrumentów */
.studio {
  position: fixed; inset: 0; z-index: 70;
  display: grid; grid-template-rows: auto auto minmax(0, 1fr) auto;
  background:
    radial-gradient(900px 500px at 20% -10%, color-mix(in srgb, var(--right) 14%, transparent), transparent 60%),
    color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(22px);
  animation: studioIn 0.22s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.studio.hidden { display: none; }
@keyframes studioIn { from { opacity: 0; transform: scale(0.985); } }

.studio-head {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 18px 26px;
  border-bottom: 1px solid var(--line);
}
.studio-title h2 { margin: 0; font-size: 21px; display: flex; align-items: center; gap: 10px; }
.studio-title p { margin: 3px 0 0; color: var(--txt-dim); font-size: 13px; }
.studio-tools { display: flex; align-items: center; gap: 9px; margin-left: auto; flex-wrap: wrap; }
.studio-tools .search-box { width: 260px; flex: none; }
.studio-close { margin-left: 6px; }

.studio-access-note {
  display: flex; align-items: center; gap: 12px;
  margin: 14px 26px 0; padding: 11px 14px;
  color: var(--txt-dim); font-size: 12px;
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--line));
  border-radius: 12px;
}
.studio-access-note.hidden { display: none; }
.studio-access-note > i { color: var(--accent); }
.studio-access-note b { display: block; color: var(--txt); margin-bottom: 2px; }

.studio-grid {
  overflow: auto;
  padding: 22px 26px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  align-content: start;
}

.studio-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 12px 26px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--txt-dim);
}
.studio-legend b { color: var(--right); }

/* ------------------------------------------------------------- kafel partii */
.tile {
  position: relative;
  display: grid; gap: 12px;
  padding: 16px;
  border: 1px solid var(--line); border-radius: 18px;
  background: linear-gradient(180deg, var(--surface), color-mix(in srgb, var(--surface) 55%, transparent));
  box-shadow: var(--shadow-sm), var(--inset);
  transition: transform 0.15s ease, border-color 0.15s ease, opacity 0.2s ease;
  overflow: hidden;
}
.tile:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--tile-color) 45%, var(--line)); }
.tile.hidden-part { opacity: 0.52; }
.tile.solo { border-color: color-mix(in srgb, var(--accent) 60%, var(--line)); }
.tile.learning { border-color: color-mix(in srgb, var(--left) 60%, var(--line)); }
.tile.track-locked:hover { transform: none; border-color: var(--line); }
.tile.track-locked .tile-actions,
.tile.track-locked .tile-volume,
.tile.track-locked .tile-hand { opacity: 0.58; }

.tile-head { display: flex; align-items: flex-start; gap: 12px; }
.tile-icon {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  border-radius: 13px; font-size: 18px;
  color: var(--tile-color);
  background: color-mix(in srgb, var(--tile-color) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--tile-color) 34%, transparent);
}
.tile-name { flex: 1; min-width: 0; }
.tile-name b { display: block; font-size: 14.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile-name small { display: block; color: var(--txt-dim); font-size: 11.5px; margin-top: 2px; }
.tile-badge {
  font-size: 10px; letter-spacing: 0.6px; text-transform: uppercase;
  padding: 3px 8px; border-radius: 99px;
  background: color-mix(in srgb, var(--left) 20%, transparent);
  color: var(--left); border: 1px solid color-mix(in srgb, var(--left) 40%, transparent);
}

.tile-canvas { width: 100%; height: 44px; display: block; border-radius: 9px; }

.tile-instrument {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; text-align: left;
  border: 1px solid var(--line); border-radius: 12px;
  background: color-mix(in srgb, var(--txt) 5%, transparent);
  color: var(--txt); font: inherit; cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.tile-instrument:hover { background: color-mix(in srgb, var(--tile-color) 14%, transparent); border-color: color-mix(in srgb, var(--tile-color) 40%, var(--line)); }
.tile-instrument > i:first-child { color: var(--tile-color); }
.tile-instrument span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile-instrument small { display: block; color: var(--txt-dim); font-size: 11px; }
.tile-instrument .fa-chevron-right { color: var(--txt-dim); font-size: 11px; }
.tile-instrument:disabled { opacity: 0.65; cursor: default; }

.tile-actions { display: flex; gap: 6px; }
.tile-actions .btn { flex: 1; --lift: 3px; min-height: 34px; padding: 6px; font-size: 13px; }
.tile-actions .btn.on {
  background: linear-gradient(180deg, color-mix(in srgb, var(--tile-color) 40%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--tile-color) 60%, var(--line));
}
.tile-actions .btn.warn.on {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 40%, var(--surface)), var(--surface));
  border-color: color-mix(in srgb, var(--accent) 60%, var(--line));
}

.tile-volume { display: flex; align-items: center; gap: 10px; }
.tile-volume i { color: var(--txt-dim); font-size: 12px; }
.tile-volume input { flex: 1; }
.tile-volume output { min-width: 44px; text-align: right; font-size: 12px; color: var(--txt-dim); font-variant-numeric: tabular-nums; }

.tile-hand { display: flex; gap: 5px; }
.tile-hand button {
  flex: 1; padding: 6px; font: inherit; font-size: 11.5px;
  border: 1px solid var(--line); border-radius: 9px;
  background: linear-gradient(180deg, var(--surface-hi), var(--surface));
  color: var(--txt-dim); cursor: pointer;
  transition: transform 0.08s, background 0.15s, color 0.15s;
}
.tile-hand button:active { transform: translateY(2px); }
.tile-hand button:disabled { cursor: not-allowed; opacity: 0.55; transform: none; }
.tile-pitch { display: flex; align-items: center; gap: 6px; }
.tile-pitch button {
  width: 30px; height: 30px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 9px;
  background: linear-gradient(180deg, var(--surface-hi), var(--surface));
  color: var(--txt-dim); font-size: 11px; cursor: pointer;
  transition: transform 0.08s, color 0.15s, background 0.15s;
}
.tile-pitch button:hover:not(:disabled) { color: var(--txt); }
.tile-pitch button:active:not(:disabled) { transform: translateY(2px); }
.tile-pitch button:disabled { opacity: 0.4; cursor: not-allowed; }
.pitch-value {
  flex: 1; text-align: center; font-size: 12px;
  font-variant-numeric: tabular-nums; color: var(--txt-dim);
}
.tile.shifted .pitch-value { color: var(--accent); font-weight: 600; }

.tile-colors { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.swatch {
  position: relative;
  width: 22px; height: 22px; padding: 0;
  border: 2px solid transparent; border-radius: 50%;
  background: var(--swatch); cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: transform 0.12s ease, border-color 0.15s ease;
}
.swatch:hover { transform: scale(1.14); }
.swatch.active { border-color: var(--txt); }
.swatch:disabled { opacity: 0.45; cursor: not-allowed; }
.swatch.custom {
  display: grid; place-items: center; overflow: hidden;
  color: #fff; font-size: 9px; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}
.swatch.custom input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.tile-hand button.active {
  background: color-mix(in srgb, var(--tile-color) 26%, var(--surface));
  color: var(--txt); border-color: color-mix(in srgb, var(--tile-color) 50%, var(--line));
}

/* ============================================== galeria brzmień (kafelkowa) */
.picker {
  position: fixed; inset: 0; z-index: 80;
  display: grid; place-items: center; padding: 24px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(6px);
}
.picker.hidden { display: none; }
.picker-card {
  display: grid; grid-template-rows: auto auto minmax(0, 1fr) auto;
  width: min(1080px, 96vw); height: min(760px, 90vh);
  background: var(--panel-solid);
  border: 1px solid var(--line); border-radius: 22px;
  box-shadow: var(--shadow-lg), var(--inset);
  overflow: hidden;
  animation: rise 0.24s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.picker-head {
  display: flex; align-items: center; gap: 18px;
  padding: 18px 22px; border-bottom: 1px solid var(--line);
}
.picker-head h3 { margin: 0; font-size: 18px; }
.picker-head p { margin: 2px 0 0; color: var(--txt-dim); font-size: 12.5px; }
.picker-head .search-box { max-width: 320px; margin-left: auto; }

.picker-families {
  display: flex; gap: 6px; overflow-x: auto;
  padding: 12px 22px; border-bottom: 1px solid var(--line);
}
.picker-families button {
  padding: 7px 13px; white-space: nowrap;
  border: 1px solid var(--line); border-radius: 99px;
  background: var(--surface); color: var(--txt-dim);
  font: inherit; font-size: 12.5px; cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.picker-families button:hover { color: var(--txt); }
.picker-families button.active {
  background: color-mix(in srgb, var(--right) 24%, var(--surface));
  border-color: color-mix(in srgb, var(--right) 55%, var(--line));
  color: var(--txt);
}

.picker-grid {
  overflow: auto; padding: 20px 22px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(178px, 1fr));
  gap: 12px; align-content: start;
}
.picker-family-label {
  grid-column: 1 / -1; margin: 8px 0 0;
  font-size: 11px; letter-spacing: 1.1px; text-transform: uppercase; color: var(--txt-dim);
}
.picker-family-label:first-child { margin-top: 0; }

.sound {
  display: grid; gap: 8px; justify-items: start;
  padding: 14px; text-align: left;
  border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(180deg, var(--surface-hi), var(--surface));
  color: var(--txt); font: inherit; cursor: pointer;
  transition: transform 0.12s ease, border-color 0.15s, background 0.15s;
}
.sound:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--right) 45%, var(--line)); }
.sound:active { transform: translateY(1px); }
.sound-icon {
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 10px; font-size: 15px;
  color: var(--right); background: color-mix(in srgb, var(--right) 14%, transparent);
}
.sound b { font-size: 13px; font-weight: 600; line-height: 1.3; }
.sound small { color: var(--txt-dim); font-size: 11px; }
.sound.active {
  background: linear-gradient(180deg, color-mix(in srgb, var(--right) 30%, var(--surface)), var(--surface));
  border-color: var(--right);
}
.sound.active .sound-icon { background: color-mix(in srgb, var(--right) 26%, transparent); }

.picker-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 22px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--txt-dim);
}
.picker-empty { grid-column: 1 / -1; padding: 30px; text-align: center; color: var(--txt-dim); }

/* ===================================================================== modal */
.modal {
  position: fixed; inset: 0; display: grid; place-items: center;
  background: color-mix(in srgb, var(--bg) 72%, transparent); z-index: 90;
  backdrop-filter: blur(4px);
}
.modal.hidden { display: none; }
.modal-card {
  position: relative;
  background: var(--panel-solid); border: 1px solid var(--line); border-radius: 20px;
  padding: 28px; width: min(560px, 92vw); box-shadow: var(--shadow-lg), var(--inset);
  animation: rise 0.28s cubic-bezier(0.2, 0.9, 0.3, 1);
}
@keyframes rise { from { opacity: 0; transform: translateY(18px) scale(0.97); } }
.modal-card h2 { margin: 0 0 18px; }
.summary-card {
  --summary-accent: var(--right);
  width: min(650px, 92vw); padding: 30px;
  overflow: visible;
}
.summary-card[data-mode="practice"] { --summary-accent: var(--left); }
.summary-card[data-mode="perform"] { --summary-accent: var(--accent); }
.summary-head { display: flex; align-items: center; gap: 15px; padding-right: 58px; }
.summary-mode-icon {
  flex: 0 0 auto; width: 50px; height: 50px; display: grid; place-items: center;
  border-radius: 15px; font-size: 20px; color: var(--summary-accent);
  background: color-mix(in srgb, var(--summary-accent) 14%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--summary-accent) 30%, var(--line));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08);
}
.summary-kicker {
  display: block; margin-bottom: 3px; color: var(--summary-accent);
  font-size: 10px; font-weight: 750; letter-spacing: 1.15px; text-transform: uppercase;
}
.summary-head h2 { margin: 0; font-size: 24px; letter-spacing: -0.4px; }
.summary-head p { margin: 4px 0 0; color: var(--txt-dim); font-size: 13px; }
.grade-badge {
  position: absolute; top: 24px; right: 28px;
  width: 54px; height: 54px; border-radius: 17px;
  display: grid; place-items: center; font-size: 27px; font-weight: 850;
  background: linear-gradient(145deg, var(--accent), #e58e00);
  color: #271a00; box-shadow: 0 10px 24px rgba(0, 0, 0, 0.34), var(--inset);
}
.summary-highlight {
  position: relative; display: grid; grid-template-columns: 1fr auto; align-items: end;
  gap: 2px 18px; margin: 24px 0 12px; padding: 18px 20px; overflow: hidden;
  border-radius: 16px; background:
    radial-gradient(circle at 90% 20%, color-mix(in srgb, var(--summary-accent) 24%, transparent), transparent 42%),
    color-mix(in srgb, var(--summary-accent) 7%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--summary-accent) 30%, var(--line));
}
.summary-highlight span {
  align-self: start; color: var(--txt-dim); font-size: 10px; font-weight: 700;
  letter-spacing: 0.9px; text-transform: uppercase;
}
.summary-highlight strong {
  grid-row: 1 / 3; grid-column: 2; font-size: 38px; line-height: 1;
  color: var(--txt); font-variant-numeric: tabular-nums; letter-spacing: -1px;
}
.summary-highlight small { color: var(--txt-dim); font-size: 12px; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.summary-stat {
  min-width: 0; background: color-mix(in srgb, var(--surface) 88%, transparent);
  border: 1px solid var(--line); border-radius: 13px;
  padding: 13px 12px; text-align: left;
}
.summary-grid span {
  display: block; min-height: 25px; font-size: 9px; font-weight: 650;
  color: var(--txt-dim); text-transform: uppercase; letter-spacing: 0.55px;
}
.summary-grid b { font-size: 21px; font-variant-numeric: tabular-nums; }
.summary-feedback {
  display: flex; align-items: flex-start; gap: 9px; margin-top: 14px;
  padding: 11px 13px; border-radius: 11px; font-size: 12.5px; color: var(--txt-dim);
  background: color-mix(in srgb, var(--summary-accent) 7%, transparent);
}
.summary-feedback i { margin-top: 2px; color: var(--summary-accent); }
.summary-feedback.perfect { color: var(--txt); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 22px; flex-wrap: wrap; }

.toast {
  position: fixed; bottom: 88px; left: 50%; transform: translateX(-50%);
  background: var(--panel-solid); border: 1px solid var(--line); border-radius: 12px;
  padding: 11px 20px; box-shadow: var(--shadow-lg); z-index: 95;
  animation: rise 0.2s ease;
}
.toast.err { border-color: var(--bad); color: var(--bad); }
.hidden { display: none; }

/* ======================================================= tryb pełnoekranowy */
.topbar, .transport { transition: opacity 0.3s ease, transform 0.3s ease; }
body.fs { grid-template-rows: minmax(0, 1fr); }
body.fs .topbar, body.fs .transport {
  position: fixed; left: 0; right: 0; z-index: 30;
  background: color-mix(in srgb, var(--panel-solid) 85%, transparent);
  backdrop-filter: blur(14px); box-shadow: var(--shadow-lg);
}
body.fs .topbar { top: 0; border-bottom: 1px solid var(--line); }
body.fs .transport { bottom: 0; border-top: 1px solid var(--line); }
body.fs .splitter { position: fixed; left: 0; right: 0; z-index: 29; opacity: 0; }
body.fs .splitter:hover { opacity: 1; }
body.fs.immersive .topbar,
body.fs.immersive .transport,
body.fs.immersive .splitter {
  opacity: 0; pointer-events: none; transform: translateY(var(--immersive-shift, 0));
}
body.fs.immersive .topbar { --immersive-shift: -18px; }
body.fs.immersive .transport { --immersive-shift: 18px; }
body.fs.immersive { cursor: none; }

/* ===================================================================== ikony */
.btn i, .seg-btn i, .drawer-head i, .studio-title i { font-size: 0.95em; line-height: 1; }
.btn.icon i { font-size: 1.05em; }
.song-del i { pointer-events: none; }

/* =============================================================== responsyw */
@media (max-width: 1360px) {
  .brand-text small { display: none; }
  .seg-btn span { display: none; }
  .seg-btn { padding: 6px 11px; }
}
@media (max-width: 1100px) {
  .topbar { flex-wrap: wrap; row-gap: 10px; }
  .topbar-menus { margin-left: 0; }
  .btn > span { display: none; }
  .menu-trigger > span { display: inline; }
  .studio-tools .search-box { width: 200px; }
}
@media (max-width: 760px) {
  .drawer, .drawer.right { width: 100%; }
  #library { width: 100%; }
  .library-overview { padding-inline: 12px; }
  #library .library-list { padding-inline: 12px; }
  .song { grid-template-columns: 52px minmax(0, 1fr) auto; gap: 10px; padding: 10px; }
  .song-art { width: 52px; height: 58px; }
  .hands-badge, .hud-item:nth-child(n+4) { display: none; }
  .studio-grid { grid-template-columns: 1fr; padding: 16px; }
  .studio-head { padding: 14px 16px; }
  .studio-access-note { margin: 12px 16px 0; }
  .summary-card { padding: 22px; }
  .summary-head { padding-right: 42px; }
  .summary-head h2 { font-size: 21px; }
  .summary-mode-icon { width: 44px; height: 44px; border-radius: 13px; }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
  .summary-highlight strong { font-size: 31px; }
  .time { min-width: 84px; font-size: 12px; }
}

/* „Więcej” istnieje tylko jako telefonowe zbiorcze menu — na desktopie każda pozycja
   ma już swój własny przycisk w nagłówku albo w stopce. */
#menuMoreWrap { display: none; }

/* ======================================================== telefony (dotyk) */
@media (max-width: 640px) {
  /* Ręce, Widok i Konto (nagłówek) oraz Powtórka i Dźwięk (stopka) chowają się do
     wspólnego menu „Więcej” — inaczej same przyciski nie mieszczą się w jednym wierszu
     i zjadają wysokość potrzebną klawiaturze. Ustawienia i pełny ekran zostają dostępne
     jako pozycje w tym samym menu (patrz #btnSettingsMore/#btnFullscreenMore w app.js). */
  #menuHandsWrap, #menuViewWrap, #menuAccountWrap,
  #btnSettings, #btnFullscreen,
  #menuLoopWrap, #menuSoundWrap {
    display: none;
  }
  #menuMoreWrap { display: block; }

  .topbar {
    padding: 8px 10px calc(8px + env(safe-area-inset-top, 0px));
    gap: 6px;
    /* backdrop-filter na .topbar tworzy dla potomków „position: fixed” układ odniesienia
       inny niż okno przeglądarki — bez tego arkusze wysuwane od dołu (.popover) trafiałyby
       pod nagłówek zamiast na sam dół ekranu. */
    backdrop-filter: none;
  }
  .topbar-main { gap: 6px; }
  .topbar-menus { gap: 6px; flex: 1 1 100%; flex-wrap: wrap; margin-left: 0; }
  .brand img { width: 30px; height: 30px; }
  .brand-text strong { font-size: 14px; }
  .seg-btn { padding: 6px 9px; }
  #btnLibrary span, #btnTracks span { display: none; }

  .transport {
    flex-wrap: wrap;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px));
    row-gap: 8px;
  }
  .timeline { order: 4; flex: 1 1 100%; min-width: 0; }
  .time { min-width: 0; font-size: 11px; padding: 0 2px; }

  /* Menu podręczne jako arkusz wysuwany od dołu ekranu — nic nie wystaje poza krawędź. */
  .popover {
    position: fixed;
    left: 0; right: 0; bottom: 0; top: auto;
    width: auto;
    max-width: none;
    max-height: 78vh;
    overflow-y: auto;
    border-radius: 18px 18px 0 0;
    padding: 14px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    animation: sheetUp 0.2s cubic-bezier(0.2, 0.9, 0.3, 1);
  }
  .popover.wide { width: auto; }
  .menu.up .popover { bottom: 0; }
  @keyframes sheetUp { from { transform: translateY(100%); } }

  /* Klawiszem dotykowym trudniej trafić w cienki uchwyt niż kursorem myszy. */
  #stage > .splitter { height: 16px; }
  .splitter.floating { height: 20px; }

  /* Na telefonie panele mają być w pełni kryjące — przy wąskim ekranie prześwitujące
     przez nie rozmyte tło wygląda na błąd, a nie efekt „mlecznego szkła”. */
  .drawer, .popover {
    background: var(--panel-solid);
    backdrop-filter: none;
  }
  #library {
    background:
      radial-gradient(520px 300px at 12% -5%, color-mix(in srgb, var(--right) 14%, transparent), transparent 68%),
      var(--panel-solid);
  }
  .studio {
    background:
      radial-gradient(900px 500px at 20% -10%, color-mix(in srgb, var(--right) 14%, transparent), transparent 60%),
      var(--bg);
    backdrop-filter: none;
  }
}

@media (max-width: 640px) and (hover: none) {
  .splitter { opacity: 0.45; }
}

/* Na wąskim telefonie liczy się każdy piksel wysokości — pięciolinia i klawiatura
   muszą zostać czytelne, więc nagłówek i pasek dolny mają zmieścić się w mniej wierszach. */
@media (max-width: 480px) {
  .brand-text { display: none; }
  .sheet-wrap { max-height: 22vh; }
}

/* Telefon w poziomie: mało wysokości, sporo szerokości — te same oszczędności
   co przy wąskim ekranie, ale sterowane wysokością okna, nie szerokością. */
@media (max-height: 480px) {
  .brand-text { display: none; }
  .menu-trigger > span { display: none; }
  .topbar { padding-top: 6px; padding-bottom: 6px; }
  .transport { padding-top: 6px; padding-bottom: 6px; }
  .sheet-wrap { max-height: 16vh; }
  #stage > .splitter { height: 12px; }
}

/* Pole tekstowe mniejsze niż 16px każe Safari na iOS przybliżyć stronę przy dotknięciu. */
@media (max-width: 640px) {
  input[type="search"], input[type="text"], input[type="email"], input[type="password"], select {
    font-size: 16px;
  }
}

@media (max-width: 760px) {
  .picker { padding: 0; }
  .picker-card { width: 100vw; height: 100dvh; border-radius: 0; }
  .picker-head { flex-wrap: wrap; }
  .picker-head .search-box { max-width: none; width: 100%; margin-left: 0; order: 3; }
  .modal-card { padding: 20px; }
}

.btn, .chip-btn, .seg-btn, .swatch, .song, .sound, .choice, .library-filters button,
.picker-families button, .tile-hand button, .tile-pitch button {
  touch-action: manipulation;
}

/* ============================================== zachęta do obrotu na telefonie */
/* Wodospad nut i klawiatura mają więcej miejsca w poziomie, ale to tylko podpowiedź —
   pigułka nad sceną, którą można zamknąć. Nie może zasłaniać ani blokować reszty
   interfejsu: poprzednia wersja jako pełnoekranowa ściana uniemożliwiała korzystanie
   z aplikacji w pionie. Zamykanie bez JS (checkbox-hack), bo to czysto kosmetyczna
   podpowiedź, nie stan aplikacji. */
.rotate-hint { display: none; }
@media (max-width: 700px) and (orientation: portrait) {
  .rotate-hint {
    display: flex; align-items: center; gap: 8px;
    position: absolute; top: 10px; left: 50%;
    transform: translateX(-50%);
    z-index: 15;
    max-width: calc(100% - 24px);
    padding: 7px 8px 7px 13px;
    background: var(--panel-solid);
    border: 1px solid var(--line);
    border-radius: 99px;
    box-shadow: var(--shadow-lg);
    font-size: 12px; color: var(--txt-dim);
    animation: popIn 0.16s ease;
  }
  .rotate-hint .fa-mobile-screen-button {
    flex: none; font-size: 15px; color: var(--right);
    animation: rotateNudge 1.7s ease-in-out infinite;
  }
  .rotate-hint span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .rotate-hint-close {
    display: grid; place-items: center; flex: none;
    width: 22px; height: 22px; margin-left: 2px;
    border-radius: 50%; color: var(--txt-dim); font-size: 11px; cursor: pointer;
  }
  .rotate-hint-close:hover { color: var(--txt); background: color-mix(in srgb, var(--txt) 10%, transparent); }
  #rotateHintOff:checked ~ .rotate-hint { display: none; }
  @keyframes rotateNudge {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(90deg); }
  }
}