:root {
  color-scheme: light;
  --ink: #17201d;
  --muted: #68746f;
  --line: #d9e1dc;
  --paper: #f8faf7;
  --panel: #ffffff;
  --teal: #0b7b77;
  --teal-dark: #075f5b;
  --amber: #d8901f;
  --red: #b94a48;
  --blue: #3c6fa4;
  --shadow: 0 18px 44px rgba(23, 32, 29, 0.14);
}

body.theme-dark {
  color-scheme: dark;
  --ink: #edf7f4;
  --muted: #a6b8b2;
  --line: #31413c;
  --paper: #101815;
  --panel: #17221f;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.36);
}

body.theme-comfort {
  --ink: #203126;
  --muted: #657369;
  --line: #d8dfcf;
  --paper: #f4f6e9;
  --panel: #fffdf2;
  --shadow: 0 18px 44px rgba(51, 56, 33, 0.12);
}

body.theme-contrast {
  --ink: #ffffff;
  --muted: #d5e2df;
  --line: #ffffff;
  --paper: #000000;
  --panel: #0a0a0a;
  --shadow: 0 0 0 2px rgba(255, 255, 255, 0.18);
}

body.theme-cyberpunk {
  color-scheme: dark;
  --ink: #f4fbff;
  --muted: #9bb8c8;
  --line: rgba(0, 245, 255, 0.34);
  --paper: #05030f;
  --panel: #0b1020;
  --teal: #00f5ff;
  --teal-dark: #00c2ff;
  --amber: #ffe15d;
  --red: #ff3b8d;
  --blue: #6d5dff;
  --shadow: 0 18px 52px rgba(0, 245, 255, 0.16), 0 0 32px rgba(255, 59, 141, 0.11);
}

body.theme-rock {
  color-scheme: dark;
  --ink: #fff4ea;
  --muted: #c6a797;
  --line: #5b201f;
  --paper: #120b0a;
  --panel: #1d1110;
  --teal: #d12f2f;
  --teal-dark: #ffcf57;
  --amber: #ffcf57;
  --red: #ff4545;
  --blue: #8f8f8f;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.38), 0 0 22px rgba(209, 47, 47, 0.18);
}

body.theme-macaron {
  --ink: #3c3544;
  --muted: #7b7083;
  --line: #efd9e6;
  --paper: #fff7fb;
  --panel: #ffffff;
  --teal: #74c7c4;
  --teal-dark: #5d78d6;
  --amber: #ffd06e;
  --red: #f48ba8;
  --blue: #8ca4ff;
  --shadow: 0 18px 44px rgba(128, 112, 140, 0.14);
}

body.theme-anime {
  --ink: #2e2436;
  --muted: #77657f;
  --line: #f3c7df;
  --paper: #fff0f8;
  --panel: #fffafd;
  --teal: #ff79c8;
  --teal-dark: #a855f7;
  --amber: #ffd166;
  --red: #ff4fa3;
  --blue: #6d9eff;
  --shadow: 0 18px 48px rgba(255, 121, 200, 0.18);
}

body.accent-blue {
  --teal: #2563eb;
  --teal-dark: #1d4ed8;
}

body.accent-purple {
  --teal: #7c3aed;
  --teal-dark: #5b21b6;
}

body.accent-amber {
  --teal: #c27913;
  --teal-dark: #8a530b;
}

body.accent-red {
  --teal: #c2413b;
  --teal-dark: #8f2b28;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #edf3ef 0%, #f8faf7 46%, #eef4f6 100%);
  color: var(--ink);
  font-family: Inter, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
}

body.theme-dark,
body.theme-contrast {
  background: linear-gradient(135deg, #070b09 0%, #101815 52%, #07110f 100%);
}

body.theme-comfort {
  background: linear-gradient(135deg, #eef3dc 0%, #f8f7ea 48%, #edf3df 100%);
}

body.theme-cyberpunk {
  background:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    radial-gradient(circle at 18% 8%, rgba(255, 59, 141, 0.2), transparent 32%),
    radial-gradient(circle at 82% 16%, rgba(0, 245, 255, 0.16), transparent 30%),
    linear-gradient(135deg, #05030f 0%, #111233 48%, #05030f 100%);
  background-size: 28px 28px, 28px 28px, auto, auto, auto;
}

body.theme-rock {
  background:
    linear-gradient(135deg, rgba(255, 207, 87, 0.08), transparent 36%),
    radial-gradient(circle at 84% 10%, rgba(209, 47, 47, 0.24), transparent 32%),
    linear-gradient(135deg, #120b0a 0%, #26100f 52%, #090605 100%);
}

body.theme-macaron {
  background:
    radial-gradient(circle at 12% 14%, rgba(255, 202, 212, 0.65), transparent 28%),
    radial-gradient(circle at 80% 12%, rgba(177, 232, 226, 0.58), transparent 26%),
    linear-gradient(135deg, #fff7fb 0%, #f5fff8 48%, #f8f1ff 100%);
}

body.theme-anime {
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 121, 200, 0.34), transparent 30%),
    radial-gradient(circle at 82% 18%, rgba(109, 158, 255, 0.28), transparent 28%),
    linear-gradient(135deg, #fff0f8 0%, #f8f1ff 48%, #fffaf0 100%);
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(260px, 318px) minmax(0, 1fr) minmax(250px, 300px);
  grid-template-areas: "left stage right";
  align-items: start;
  gap: 14px;
  width: min(1760px, 100%);
  margin: 0 auto;
  padding: 14px;
}

.panel,
.utility-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-self: start;
  padding: 18px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.utility-panel {
  grid-area: right;
  background: color-mix(in srgb, var(--panel) 94%, transparent);
}

.panel {
  grid-area: left;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 4px;
}

.brand-logo {
  width: 58px;
  height: 58px;
  border-radius: 8px;
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid color-mix(in srgb, var(--teal) 26%, transparent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--teal) 18%, transparent);
}

.brand-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.brand h1 {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
}

.brand p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.status-dot {
  width: 13px;
  height: 13px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 5px rgba(185, 74, 72, 0.12);
  flex: 0 0 auto;
}

.status-dot.live {
  background: var(--teal);
  box-shadow: 0 0 0 5px rgba(11, 123, 119, 0.14);
}

.control-block {
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

body.theme-dark .control-block,
body.theme-contrast .control-block,
body.theme-cyberpunk .control-block {
  background: var(--panel);
}

body.theme-rock .control-block {
  background: var(--panel);
}

details.control-block {
  padding: 0;
  overflow: hidden;
}

details.control-block > *:not(summary) {
  margin-left: 14px;
  margin-right: 14px;
}

details.control-block > *:last-child {
  margin-bottom: 14px;
}

details.control-block > summary {
  list-style: none;
  cursor: pointer;
  margin: 0;
  padding: 14px;
}

details.control-block > summary::-webkit-details-marker {
  display: none;
}

details.control-block > summary::after {
  content: "⌄";
  float: right;
  color: var(--teal-dark);
  font-size: 16px;
}

details.control-block:not([open]) > summary::after {
  content: "›";
}

.section-title {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.drag-handle {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-right: 8px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--teal) 12%, transparent);
  color: var(--teal-dark);
  cursor: grab;
  font-size: 13px;
  line-height: 1;
  vertical-align: middle;
}

.drag-handle:active {
  cursor: grabbing;
}

.workspace-module {
  transition: box-shadow 120ms ease, transform 120ms ease, opacity 120ms ease;
}

.workspace-module.dragging-module {
  opacity: 0.45;
  transform: scale(0.99);
}

[data-layout-zone].layout-drop-target {
  outline: 2px dashed color-mix(in srgb, var(--teal) 62%, transparent);
  outline-offset: 4px;
}

.production-panel::before,
.playback-panel::before {
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.production-panel::before {
  content: "工程制作区";
}

.playback-panel::before {
  content: "播放控制区";
}

.workspace-mode-block {
  background: color-mix(in srgb, var(--teal) 8%, var(--panel));
  border-color: rgba(11, 123, 119, 0.22);
}

.workspace-mode-hint {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.35;
  opacity: 0.75;
}

body.workspace-player .workspace-mode-block {
  background: color-mix(in srgb, var(--blue) 8%, var(--panel));
  border-color: rgba(60, 111, 164, 0.22);
}

.beta-start-block {
  background: var(--panel);
}

.beta-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.beta-checklist,
.project-summary {
  display: grid;
  gap: 4px;
  margin-top: 10px;
  padding: 10px;
  border: 1px solid rgba(11, 123, 119, 0.16);
  border-radius: 8px;
  background: #f4faf8;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.beta-checklist strong,
.project-summary.strong {
  color: var(--teal-dark);
}

.project-summary {
  background: var(--panel);
}

details .project-summary,
details .upload-status-grid,
details .timing-list {
  margin-top: 0;
}

body.workspace-player .author-only,
body.workspace-player .author-only-action {
  display: none;
}

.mic-module.is-hidden {
  display: none;
}

.floating-performance-panel {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 46;
  display: grid;
  gap: 10px;
  width: min(430px, calc(100vw - 28px));
  pointer-events: none;
}

.floating-fullscreen,
.floating-player-controls button {
  border: 1px solid color-mix(in srgb, var(--teal) 45%, transparent);
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel) 55%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22), 0 0 18px color-mix(in srgb, var(--teal) 18%, transparent);
  pointer-events: auto;
}

.floating-fullscreen {
  justify-self: end;
  min-width: 108px;
  height: 46px;
  padding: 0 14px;
}

.floating-player-controls {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px 8px;
  padding: 9px;
  border: 1px solid color-mix(in srgb, var(--teal) 36%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel) 52%, transparent);
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.28), 0 0 22px color-mix(in srgb, var(--teal) 16%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  pointer-events: auto;
}

.floating-player-controls button {
  height: 34px;
  font-size: 13px;
}

.floating-player-controls .floating-primary {
  background: color-mix(in srgb, var(--teal) 72%, transparent);
  color: #ffffff;
}

/* 紧凑滑块：每个占一列（label 一行、slider 一行）；进度条单独占满一行 */
.floating-range {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 6px;
  align-items: center;
  color: var(--ink);
  font-size: 11px;
  font-weight: 800;
}

.floating-range.full {
  grid-column: 1 / -1;
}

.floating-range output {
  justify-self: end;
  color: var(--muted);
  font-size: 11px;
}

.floating-range input {
  grid-column: 1 / -1;
  width: 100%;
  accent-color: var(--teal);
}

/* 全屏内的升降调小控件 */
.floating-key {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  color: var(--ink);
}
.floating-key button {
  width: 34px;
  height: 30px;
  border-radius: 7px;
  border: 1px solid color-mix(in srgb, var(--teal) 45%, transparent);
  background: color-mix(in srgb, var(--panel) 60%, transparent);
  color: var(--teal-dark);
  font-size: 15px;
  font-weight: 900;
}
.floating-key .floating-key-current {
  min-width: 92px;
  text-align: center;
  color: var(--teal);
}

body.score-fullscreen .floating-performance-panel {
  left: 50%;
  right: auto;
  bottom: 18px;
  transform: translateX(-50%);
  width: min(760px, calc(100vw - 28px));
}

body.score-fullscreen .floating-fullscreen {
  justify-self: end;
}

body.score-fullscreen .floating-player-controls {
  display: grid;
}

body.score-fullscreen .floating-theme-panel {
  display: none;
}

.floating-theme-panel {
  position: fixed;
  right: 18px;
  bottom: 82px;
  z-index: 30;
  width: min(280px, calc(100vw - 28px));
  box-shadow: var(--shadow);
}

.floating-theme-panel details.control-block {
  background: color-mix(in srgb, var(--panel) 62%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.theme-control {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.theme-control > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.theme-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.theme-mode-grid label {
  position: relative;
  display: block;
}

.theme-mode-grid input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.theme-mode-grid span {
  display: grid;
  place-items: center;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.theme-mode-grid input:checked + span {
  border-color: var(--teal);
  background: var(--teal);
  color: white;
}

.accent-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.accent-swatch {
  height: 34px;
  border: 2px solid transparent;
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12);
}

.accent-swatch.active {
  border-color: var(--ink);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--teal) 22%, transparent);
}

.accent-teal { background: #0b7b77; }
.accent-blue { background: #2563eb; }
.accent-purple { background: #7c3aed; }
.accent-amber { background: #c27913; }
.accent-red { background: #c2413b; }

body.theme-dark .upload-status-grid div,
body.theme-dark .saved-score,
body.theme-dark .saved-open,
body.theme-dark .number-row input,
body.theme-dark .timing-row input,
body.theme-dark .timing-row,
body.theme-dark .readout-grid div,
body.theme-dark .project-summary,
body.theme-dark .lyric-panel .lyric-follow,
body.theme-dark .toolbar,
body.theme-contrast .upload-status-grid div,
body.theme-contrast .saved-score,
body.theme-contrast .saved-open,
body.theme-contrast .number-row input,
body.theme-contrast .timing-row input,
body.theme-contrast .timing-row,
body.theme-contrast .readout-grid div,
body.theme-contrast .project-summary,
body.theme-contrast .lyric-panel .lyric-follow,
body.theme-contrast .toolbar {
  background: color-mix(in srgb, var(--panel) 92%, #000);
  color: var(--ink);
  border-color: var(--line);
}

body.theme-cyberpunk .panel,
body.theme-cyberpunk .utility-panel,
body.theme-cyberpunk .control-block,
body.theme-cyberpunk .score-stage {
  border-color: rgba(0, 245, 255, 0.34);
  box-shadow: 0 0 0 1px rgba(0, 245, 255, 0.08), 0 18px 48px rgba(0, 0, 0, 0.42), 0 0 30px rgba(255, 59, 141, 0.08);
}

body.theme-cyberpunk .section-title,
body.theme-cyberpunk .production-panel::before,
body.theme-cyberpunk .playback-panel::before {
  color: #00f5ff;
  text-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
}

body.theme-cyberpunk .brand-logo {
  border-color: rgba(255, 225, 93, 0.46);
  box-shadow: 0 0 18px rgba(255, 225, 93, 0.24), 0 0 32px rgba(0, 245, 255, 0.16);
}

body.theme-cyberpunk .primary-action,
body.theme-cyberpunk .mode-toggle input:checked + span,
body.theme-cyberpunk .theme-mode-grid input:checked + span {
  background: linear-gradient(135deg, #00f5ff, #7c3aed 52%, #ff3b8d);
  color: #ffffff;
  box-shadow: 0 0 18px rgba(0, 245, 255, 0.26), 0 0 22px rgba(255, 59, 141, 0.18);
}

body.theme-cyberpunk .ghost-action,
body.theme-cyberpunk .file-icon,
body.theme-cyberpunk .pager button,
body.theme-cyberpunk .toolbar button {
  background: rgba(0, 245, 255, 0.11);
  color: #affcff;
  border: 1px solid rgba(0, 245, 255, 0.24);
}

body.theme-cyberpunk .timer-face {
  background: #060915;
  color: #f7fdff;
  text-shadow: 0 0 14px rgba(0, 245, 255, 0.5);
  border: 1px solid rgba(0, 245, 255, 0.3);
}

body.theme-cyberpunk .lyric-panel .lyric-follow,
body.theme-cyberpunk .project-summary,
body.theme-cyberpunk .upload-status-grid div,
body.theme-cyberpunk .saved-score,
body.theme-cyberpunk .saved-open,
body.theme-cyberpunk .timing-row,
body.theme-cyberpunk .number-row input,
body.theme-cyberpunk .timing-row input,
body.theme-cyberpunk .toolbar {
  background: rgba(6, 9, 21, 0.88);
  color: var(--ink);
  border-color: rgba(0, 245, 255, 0.25);
}

body.theme-cyberpunk .saved-open strong {
  color: #f7fdff;
  text-shadow: 0 0 8px rgba(0, 245, 255, 0.38);
}

body.theme-cyberpunk .saved-open span {
  color: #9eeaff;
}

body.theme-cyberpunk .saved-delete {
  background: rgba(255, 59, 141, 0.14);
  color: #ff5fa8;
  border-left-color: rgba(255, 59, 141, 0.28);
}

body.theme-rock .panel,
body.theme-rock .utility-panel,
body.theme-rock .control-block,
body.theme-rock .score-stage {
  border-color: rgba(209, 47, 47, 0.38);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.36), 0 0 22px rgba(209, 47, 47, 0.12);
}

body.theme-rock .section-title,
body.theme-rock .production-panel::before,
body.theme-rock .playback-panel::before {
  color: #ffcf57;
}

body.theme-rock .primary-action,
body.theme-rock .mode-toggle input:checked + span,
body.theme-rock .theme-mode-grid input:checked + span {
  background: linear-gradient(135deg, #d12f2f, #ff8a24);
  color: #fff8ef;
}

body.theme-rock .timer-face {
  background: #080505;
  color: #ffcf57;
}

body.theme-rock .saved-score,
body.theme-rock .saved-open,
body.theme-rock .upload-status-grid div,
body.theme-rock .number-row input,
body.theme-rock .timing-row,
body.theme-rock .timing-row input,
body.theme-rock .project-summary,
body.theme-rock .toolbar {
  background: #160b0a;
  color: var(--ink);
  border-color: rgba(209, 47, 47, 0.3);
}

body.theme-macaron .panel,
body.theme-macaron .utility-panel,
body.theme-macaron .control-block,
body.theme-macaron .score-stage {
  border-color: #efd9e6;
  box-shadow: 0 18px 44px rgba(128, 112, 140, 0.13);
}

body.theme-macaron .primary-action,
body.theme-macaron .mode-toggle input:checked + span,
body.theme-macaron .theme-mode-grid input:checked + span {
  background: linear-gradient(135deg, #74c7c4, #f48ba8);
  color: #ffffff;
}

body.theme-macaron .workspace-mode-block,
body.theme-macaron .playback-mode-card,
body.theme-macaron .playback-hero,
body.theme-macaron .lyric-panel .lyric-follow {
  background: #fff4fa;
}

body.theme-anime .panel,
body.theme-anime .utility-panel,
body.theme-anime .control-block,
body.theme-anime .score-stage {
  border-color: rgba(255, 121, 200, 0.38);
  box-shadow: 0 18px 46px rgba(255, 121, 200, 0.14);
}

body.theme-anime .section-title,
body.theme-anime .production-panel::before,
body.theme-anime .playback-panel::before {
  color: #a855f7;
}

body.theme-anime .primary-action,
body.theme-anime .mode-toggle input:checked + span,
body.theme-anime .theme-mode-grid input:checked + span {
  background: linear-gradient(135deg, #ff79c8, #a855f7);
  color: #ffffff;
}

body.theme-anime .workspace-mode-block,
body.theme-anime .playback-mode-card,
body.theme-anime .playback-hero,
body.theme-anime .lyric-panel .lyric-follow {
  background: #fff2fb;
}

.file-drop {
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 70px;
  padding: 12px;
  border: 1px dashed #9db7b0;
  border-radius: 8px;
  cursor: pointer;
}

.file-drop.drag-over,
body.dragging-files .file-drop {
  border-color: var(--teal);
  background: color-mix(in srgb, var(--teal) 10%, var(--panel));
  box-shadow: 0 0 0 3px rgba(11, 123, 119, 0.12);
}

.file-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 6px;
  background: #e7f1ef;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
}

.file-drop strong,
.file-drop small {
  display: block;
}

.file-drop small {
  margin-top: 3px;
  color: var(--muted);
}

#pdfInput,
#imageInput,
#audioInput,
#uploadInput,
#bundleInput {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
}

.image-drop .file-icon {
  background: #f2eadb;
  color: #8a5b14;
}

.audio-drop {
  min-height: 60px;
  margin-top: 10px;
}

.audio-drop .file-icon {
  background: #e8edf5;
  color: var(--blue);
  font-size: 20px;
}

.unified-drop .file-icon {
  background: #e7f1ef;
  color: var(--teal-dark);
  font-size: 24px;
}

.upload-status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.upload-status-grid div {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.upload-status-grid strong,
.upload-status-grid small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.upload-status-grid strong {
  color: var(--ink);
  font-size: 13px;
}

.upload-status-grid small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

#audioPlayer {
  display: none;
}

.audio-controls {
  display: grid;
  gap: 10px;
  margin: 10px 0 12px;
}

.playback-hero {
  background: #f4faf8;
  border-color: rgba(11, 123, 119, 0.22);
}

.playback-mode-card {
  background: color-mix(in srgb, var(--teal) 7%, var(--panel));
  border-color: color-mix(in srgb, var(--teal) 28%, var(--line));
}

.large-mode-toggle span {
  min-height: 46px;
  font-size: 16px;
}

.playback-clock {
  min-height: 76px;
  font-size: 30px;
}

.playback-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.playback-actions .big-play {
  grid-column: 1 / -1;
  min-height: 58px;
  font-size: 24px;
}

.playback-actions .big-secondary {
  min-height: 48px;
  font-size: 16px;
}

.stop-action {
  background: #f6e9e6;
  color: var(--red);
}

.audio-progress-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 10px;
  align-items: center;
}

.audio-progress-row span,
.audio-volume-row span {
  font-weight: 800;
}

.audio-progress-row output {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.audio-progress-row input {
  grid-column: 1 / -1;
  width: 100%;
  accent-color: var(--teal);
}

.audio-volume-row {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.audio-volume-row .slider-row {
  margin: 0;
}

.lyric-follow {
  display: grid;
  gap: 5px;
  margin: 0 0 12px;
  padding: 10px 12px;
  border: 1px solid rgba(11, 123, 119, 0.18);
  border-radius: 8px;
  background: #f4faf8;
}

.lyric-panel {
  padding: 0;
}

.lyric-panel .lyric-follow {
  min-height: 148px;
  margin: 0;
  border: 0;
  background: #ffffff;
}

.lyric-follow span,
.lyric-follow small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.lyric-follow strong {
  min-height: 24px;
  color: var(--teal-dark);
  font-size: 16px;
  line-height: 1.35;
}

.lyric-panel .lyric-follow strong {
  min-height: 72px;
  font-size: 24px;
  line-height: 1.45;
}

.lyric-follow.active strong {
  color: #8a5b14;
}

.primary-action,
.ghost-action {
  width: 100%;
  height: 42px;
  border-radius: 8px;
  font-weight: 800;
}

.primary-action {
  background: var(--teal);
  color: white;
}

.primary-action.listening {
  background: var(--red);
}

.primary-action.running {
  background: var(--red);
}

.ghost-action {
  margin-top: 12px;
  background: #eef4f1;
  color: var(--teal-dark);
}

.ghost-action.no-top {
  margin-top: 0;
}

.ghost-action.compact-action {
  height: 38px;
  margin-top: 8px;
  font-size: 13px;
}

.saved-score-list {
  display: grid;
  gap: 8px;
  max-height: 210px;
  margin-top: 10px;
  overflow: auto;
  padding-right: 3px;
}

.saved-empty {
  padding: 10px;
  border: 1px dashed #b9c8c2;
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.saved-score {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 38px;
  gap: 6px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.saved-score.active {
  border-color: rgba(11, 123, 119, 0.58);
  box-shadow: 0 0 0 2px rgba(11, 123, 119, 0.1);
}

.saved-open {
  min-width: 0;
  padding: 9px 10px;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.saved-open strong,
.saved-open span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.saved-open strong {
  font-size: 13px;
}

.saved-open span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.saved-delete {
  display: grid;
  place-items: center;
  height: auto;
  min-height: 38px;
  border-left: 1px solid var(--line);
  border-radius: 0 7px 7px 0;
  background: #f6f0ee;
  color: var(--red);
  font-size: 20px;
  font-weight: 900;
}

.button-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.share-row {
  margin-top: 8px;
}

.share-row .ghost-action {
  margin-top: 0;
}

.bundle-download-link {
  display: block;
  margin-top: 8px;
  padding: 9px 10px;
  border-radius: 8px;
  background: #f4ead5;
  color: #7a4f0c;
  cursor: pointer;
  font-size: 13px;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
}

.bundle-download-link[hidden] {
  display: none;
}

.button-row .ghost-action {
  margin-top: 0;
}

.timer-face {
  display: grid;
  place-items: center;
  min-height: 58px;
  margin-bottom: 12px;
  border-radius: 8px;
  background: #17201d;
  color: #ffffff;
  font-size: 28px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.compact-timer {
  min-height: 48px;
  font-size: 22px;
}

.timer-face.accent {
  background: var(--teal-dark);
}

.mode-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-bottom: 12px;
  padding: 4px;
  border-radius: 8px;
  background: #e7ece8;
}

.mode-toggle label {
  position: relative;
  display: block;
}

.mode-toggle input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.mode-toggle span {
  display: grid;
  place-items: center;
  min-height: 34px;
  border-radius: 6px;
  color: #122d3b;
  font-size: 13px;
  font-weight: 900;
}

.mode-toggle input:checked + span {
  background: var(--teal);
  color: white;
  box-shadow: 0 4px 12px rgba(11, 123, 119, 0.18);
}

body.theme-cyberpunk .mode-toggle span,
body.theme-dark .mode-toggle span,
body.theme-contrast .mode-toggle span {
  color: #082236 !important;
}

body.theme-cyberpunk .mode-toggle input:checked + span,
body.theme-dark .mode-toggle input:checked + span,
body.theme-contrast .mode-toggle input:checked + span {
  color: #ffffff;
}

.hint {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.45;
}

.hint.strong {
  color: var(--teal-dark);
  font-weight: 800;
}

.meter {
  height: 12px;
  margin: 14px 0;
  overflow: hidden;
  border-radius: 999px;
  background: #e7ece8;
}

.meter span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--amber));
  transition: width 80ms linear;
}

.readout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.readout-grid div {
  padding: 10px;
  border-radius: 6px;
  background: #eef4f1;
}

.readout-grid small,
.readout-grid strong {
  display: block;
}

.readout-grid small {
  color: var(--muted);
  font-size: 12px;
}

.readout-grid strong {
  margin-top: 4px;
  font-size: 18px;
}

.slider-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 10px;
  align-items: center;
  margin: 12px 0;
}

.slider-row span {
  font-weight: 700;
}

.slider-row output {
  color: var(--muted);
  font-size: 13px;
}

.slider-row input {
  grid-column: 1 / -1;
  width: 100%;
  accent-color: var(--teal);
}

.slider-row.compact {
  margin: 0 0 12px;
}

.number-row {
  display: grid;
  grid-template-columns: 1fr 76px auto;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}

.number-row span {
  font-weight: 800;
}

.number-row input,
.timing-row input {
  width: 100%;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 9px;
  background: white;
  color: var(--ink);
  font-weight: 800;
}

.timing-list {
  display: grid;
  gap: 8px;
  max-height: 220px;
  overflow: auto;
  padding-right: 3px;
}

.timing-row {
  display: grid;
  grid-template-columns: 1fr 72px auto;
  gap: 8px;
  align-items: center;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.timing-row.active {
  border-color: rgba(11, 123, 119, 0.5);
  background: #eaf5f3;
}

.timing-row span,
.timing-row small {
  font-size: 13px;
}

.timing-row span {
  font-weight: 900;
}

.timing-row small {
  color: var(--muted);
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 12px;
  color: var(--ink);
  font-weight: 700;
}

.toggle-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--teal);
}

.pager {
  display: grid;
  grid-template-columns: 46px 1fr 46px;
  gap: 10px;
  align-items: center;
  text-align: center;
}

.pager button,
.toolbar button {
  display: grid;
  place-items: center;
  height: 42px;
  border-radius: 8px;
  background: #e7f1ef;
  color: var(--teal-dark);
  font-size: 26px;
  font-weight: 900;
}

.toolbar button[hidden] {
  display: none !important;
}

.pager strong,
.pager small {
  display: block;
}

.pager small {
  margin-top: 4px;
  color: var(--muted);
}

.score-stage {
  grid-area: stage;
  position: relative;
  display: grid;
  grid-template-rows: auto auto;
  align-self: start;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #dfe8e3;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

body.scroll-layout .app-shell {
  min-height: 100vh;
}

body.scroll-layout .panel,
body.scroll-layout .utility-panel {
  position: sticky;
  top: 14px;
  min-height: 0;
  max-height: calc(100vh - 28px);
  overflow-y: auto;
  overflow-x: hidden;
  align-self: start;
  flex-shrink: 1;
}

/* 修复 flex 列在 max-height 下被子项撑破、导致滚轮无效：
   让侧栏成为可滚动容器，子模块允许收缩而不强行撑高。 */
body.scroll-layout .panel > *,
body.scroll-layout .utility-panel > * {
  flex-shrink: 0;
}

body.scroll-layout .score-stage {
  grid-template-rows: auto auto;
  align-self: start;
  min-height: 0;
}

body.score-fullscreen {
  overflow: auto;
  background: #050706;
}

body.score-fullscreen .app-shell {
  display: block;
  width: 100%;
  max-width: none;
  padding: 0;
}

body.score-fullscreen .panel,
body.score-fullscreen .utility-panel,
body.score-fullscreen .toolbar,
body.score-fullscreen .canvas-wrap {
  display: none !important;
}

body.score-fullscreen .score-stage {
  display: block;
  min-height: 100vh;
  width: 100%;
  border: 0;
  border-radius: 0;
  background: #050706;
  box-shadow: none;
}

body.score-fullscreen .text-score-panel {
  border-top: 0;
}

body.score-fullscreen .text-score-panel.visible {
  min-height: 100vh;
}

body.score-fullscreen .text-score-panel header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(5, 7, 6, 0.94);
}

body.score-fullscreen .text-score-content {
  padding-inline: clamp(8px, 2.6vw, 36px);
  padding-bottom: 176px;
}

/* iPad/手机全屏时（横屏或竖屏），谱面铺满宽度、右侧不被切 */
body.is-touch.score-fullscreen .text-score-content {
  padding-inline: 0;
}
body.is-touch.score-fullscreen .continuous-page,
body.is-touch.score-fullscreen .continuous-page-body {
  padding-left: 0;
  padding-right: 0;
}
body.is-touch.score-fullscreen .continuous-page-body {
  justify-items: stretch;
}
body.is-touch.score-fullscreen .continuous-page-image {
  width: 100% !important;
  max-width: 100% !important;
}
body.is-touch.score-fullscreen .continuous-page-image img {
  width: 100%;
  height: auto;
}

/* 全屏：在被测量的滚动内容底部留出控制条高度的空白，
   使滚到最后一页时最后几行能升到控制条上方、不被遮挡。 */
body.score-fullscreen #continuousScore {
  padding-bottom: 280px;
}

body.score-fullscreen #fullFollowPage {
  padding-bottom: 280px;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  min-height: 48px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.toolbar-left[hidden],
.zoom-controls[hidden] {
  display: none !important;
}

.toolbar-left {
  order: 1;
  flex: 1 1 560px;
  flex-wrap: wrap;
}

.toolbar-right {
  order: 1;
  flex: 1 1 100%;
  flex-wrap: nowrap;
  justify-content: flex-start;
  min-width: 0;
  margin-left: 0;
}

.toolbar-right #engineText {
  margin-left: auto;
}

.toolbar button:not(.toolbar-action) {
  width: 42px;
}

#downloadTxtScore,
.toolbar .toolbar-action {
  width: auto !important;
  min-width: 74px;
  height: 42px;
  padding: 0 12px;
  white-space: nowrap;
  font-size: 13px !important;
  font-weight: 900;
  line-height: 1;
}

.toolbar-action.danger {
  color: var(--red);
}

@media (min-width: 861px) {
  .toolbar-right {
    flex-wrap: nowrap;
  }
}

#zoomText,
#engineText {
  min-width: 64px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

#engineText {
  flex: 0 1 260px;
  min-width: 120px;
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
}

.stage-tools {
  order: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  flex: 1 1 100%;
  width: 100%;
  min-width: 0;
}

.stage-tool {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  min-height: 54px;
  padding: 8px;
  border: 1px solid color-mix(in srgb, var(--teal) 24%, var(--line));
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 88%, var(--teal) 6%);
}

.stage-tool-title {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  line-height: 1;
}

.tuner-readout {
  display: flex;
  align-items: baseline;
  gap: 5px;
  min-width: 66px;
}

.tuner-readout strong {
  color: var(--teal-dark);
  font-size: 21px;
  line-height: 1;
  letter-spacing: 0;
}

.tuner-readout span,
.stage-tool small,
.metronome-bpm span,
.metronome-signature span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.tuner-meter {
  position: relative;
  height: 8px;
  min-width: 62px;
  overflow: hidden;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--red), var(--amber) 36%, var(--teal) 50%, var(--amber) 64%, var(--red));
}

.tuner-center {
  position: absolute;
  left: 50%;
  top: -2px;
  width: 2px;
  height: 13px;
  background: var(--ink);
  transform: translateX(-50%);
  opacity: 0.72;
}

.tuner-needle {
  position: absolute;
  left: 50%;
  top: -4px;
  width: 4px;
  height: 17px;
  border-radius: 999px;
  background: #ffffff;
  box-shadow: 0 0 8px color-mix(in srgb, var(--teal) 42%, transparent);
  transform: translateX(-50%);
  transition: transform 120ms ease;
}

.stage-tool-button {
  width: auto !important;
  min-width: 48px;
  height: 32px !important;
  padding: 0 8px;
  border-radius: 7px;
  background: var(--teal);
  color: #ffffff;
  font-size: 12px !important;
  font-weight: 900;
}

.stage-tool-button.is-active {
  background: var(--red);
}

.tuner-tool {
  grid-template-columns: auto minmax(76px, 0.78fr) auto auto;
  flex: 1 1 360px;
  max-width: 520px;
  min-height: 42px;
  padding: 6px 8px;
}

.side-tuner {
  margin-top: 12px;
  max-width: none;
  width: 100%;
  grid-template-columns: 1fr auto;
}

.side-tuner .stage-tool-title,
.side-tuner .tuner-readout,
.side-tuner .tuner-meter,
.side-tuner small {
  grid-column: 1 / -1;
}

.side-tuner .stage-tool-button {
  grid-column: 2;
}

.tuner-tool .stage-tool-title {
  grid-column: auto;
  white-space: nowrap;
}

.tuner-tool small {
  white-space: nowrap;
}

.metronome-tool {
  grid-template-columns: auto auto minmax(260px, 1fr) auto auto;
  min-width: 0;
}

.metronome-bpm,
.metronome-signature {
  display: flex;
  align-items: center;
  gap: 6px;
}

.metronome-bpm input,
.metronome-signature select {
  width: 66px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  text-align: center;
  font-weight: 900;
}

.metronome-signature select {
  width: 76px;
}

.metronome-visual {
  display: grid;
  grid-template-columns: repeat(var(--beat-count, 4), minmax(24px, 1fr));
  gap: 5px;
  min-width: 118px;
}

.metronome-dot {
  display: grid;
  place-items: center;
  height: 32px;
  border: 1px solid color-mix(in srgb, var(--teal) 22%, var(--line));
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 86%, #000 5%);
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  transition: transform 90ms ease, opacity 90ms ease, background 90ms ease, color 90ms ease, box-shadow 90ms ease;
}

.metronome-dot.is-current {
  color: #ffffff;
  background: var(--teal);
  box-shadow: 0 0 16px color-mix(in srgb, var(--teal) 42%, transparent);
}

.metronome-dot.is-current.is-accent {
  background: var(--amber);
  color: #17120b;
  box-shadow: 0 0 20px color-mix(in srgb, var(--amber) 50%, transparent);
}

.metronome-visual.is-beating .metronome-dot.is-current {
  transform: translateY(-2px) scale(1.08);
}

.metronome-mute.is-muted {
  background: color-mix(in srgb, var(--panel) 78%, #000 8%);
  color: var(--muted);
  border: 1px solid var(--line);
}

body.theme-cyberpunk .stage-tool {
  background: rgba(6, 9, 21, 0.9);
  border-color: rgba(0, 245, 255, 0.28);
  box-shadow: inset 0 0 18px rgba(0, 245, 255, 0.06);
}

body.theme-cyberpunk .tuner-readout strong {
  color: #ffe15d;
  text-shadow: 0 0 12px rgba(255, 225, 93, 0.42);
}

body.theme-cyberpunk .stage-tool-button {
  background: linear-gradient(135deg, #00f5ff, #7c3aed 58%, #ff3b8d);
  box-shadow: 0 0 16px rgba(0, 245, 255, 0.2);
}

body.theme-cyberpunk .stage-tool-button.is-active {
  background: linear-gradient(135deg, #ff3b8d, #7c3aed);
}

body.theme-cyberpunk .metronome-dot {
  background: rgba(0, 245, 255, 0.08);
  border-color: rgba(0, 245, 255, 0.24);
  color: #9eeaff;
}

body.theme-cyberpunk .metronome-dot.is-current {
  background: #00f5ff;
  color: #040713;
  box-shadow: 0 0 18px rgba(0, 245, 255, 0.55), 0 0 30px rgba(0, 245, 255, 0.24);
}

body.theme-cyberpunk .metronome-dot.is-current.is-accent {
  background: #ffe15d;
  color: #140f03;
  box-shadow: 0 0 20px rgba(255, 225, 93, 0.58), 0 0 34px rgba(255, 59, 141, 0.2);
}

body.theme-cyberpunk .metronome-mute.is-muted {
  background: rgba(255, 59, 141, 0.12);
  color: #ff9ccd;
  border-color: rgba(255, 59, 141, 0.28);
}

.canvas-wrap {
  position: relative;
  display: none;
  place-items: start center;
  min-height: min(82vh, 920px);
  max-height: calc(100vh - 96px);
  overflow: auto;
  padding: 8px 16px;
}

.canvas-wrap.empty-active {
  display: grid;
  min-height: min(82vh, 920px);
}

body.scroll-layout .canvas-wrap.empty-active {
  min-height: 0;
}

#scoreCanvas {
  display: none;
  width: auto;
  height: auto;
  max-width: none;
  background: white;
  box-shadow: 0 12px 40px rgba(23, 32, 29, 0.22);
}

#nativePdf {
  display: none;
  width: min(100%, 980px);
  height: 100%;
  min-height: 220px;
  border: 0;
  background: white;
  box-shadow: 0 12px 40px rgba(23, 32, 29, 0.22);
}

.position-overlay {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  width: min(calc(100% - 36px), 980px);
  height: calc(100% - 20px);
  min-height: 220px;
  overflow: hidden;
  pointer-events: none;
}

.position-fill {
  position: absolute;
  inset: 0 0 auto;
  height: 0%;
  background: linear-gradient(180deg, rgba(11, 123, 119, 0.12), rgba(216, 144, 31, 0.2));
  border-bottom: 1px solid rgba(216, 144, 31, 0.45);
}

.position-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 0%;
  height: 4px;
  background: rgba(216, 144, 31, 0.92);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8), 0 0 18px rgba(216, 144, 31, 0.55);
}

.position-line span {
  position: absolute;
  right: 12px;
  top: 8px;
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(23, 32, 29, 0.82);
  color: white;
  font-size: 12px;
  font-weight: 900;
}

.countdown-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  place-items: center;
  pointer-events: none;
  background: rgba(5, 7, 6, 0.28);
  backdrop-filter: blur(1.5px);
}

.countdown-overlay.visible {
  display: grid;
}

.countdown-overlay span {
  display: grid;
  place-items: center;
  width: clamp(120px, 22vw, 220px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 2px solid rgba(244, 199, 107, 0.8);
  background: rgba(23, 32, 29, 0.64);
  color: #f8d778;
  font-size: clamp(72px, 15vw, 160px);
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.32), 0 0 34px rgba(244, 199, 107, 0.26);
}

.text-score-panel {
  align-self: start;
  display: none;
  max-height: none;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: #050706;
  color: #f2f7f4;
}

.text-score-panel.visible {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.text-score-panel.continuous-mode {
  align-self: start;
  grid-template-rows: auto auto;
  min-height: 0;
  height: auto;
  max-height: none;
}

.text-score-panel.visible:not(.continuous-mode) {
  grid-template-rows: auto auto;
  max-height: calc(100vh - 58px);
}

.text-score-panel header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.text-score-heading {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.text-score-panel header strong {
  color: #f4c76b;
  font-size: 14px;
}

.text-score-panel header span {
  color: #aebbb6;
  font-size: 12px;
  text-align: right;
}

.text-score-heading span {
  text-align: left;
}

.text-score-close {
  min-width: 54px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid rgba(244, 199, 107, 0.32);
  border-radius: 7px;
  background: rgba(244, 199, 107, 0.1);
  color: #f4c76b;
  font-size: 12px;
  font-weight: 900;
}

.text-score-content {
  display: grid;
  gap: 8px;
  overflow: auto;
  padding: 8px 14px 8px;
  font-family: Consolas, "Courier New", monospace;
}

.text-score-panel.visible:not(.continuous-mode) .text-score-content {
  align-content: start;
  justify-items: center;
  max-height: calc(100vh - 102px);
  overflow: auto;
}

.measure {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 5px 12px;
  padding: 10px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
}

.measure.current {
  border-color: rgba(244, 199, 107, 0.95);
  background: rgba(244, 199, 107, 0.22);
  box-shadow: 0 0 0 2px rgba(244, 199, 107, 0.18);
}

.measure.has-image {
  grid-template-columns: 86px minmax(0, 1fr);
  align-items: stretch;
}

.measure.current.has-image {
  box-shadow: 0 0 0 2px rgba(244, 199, 107, 0.34), 0 0 22px rgba(244, 199, 107, 0.18);
}

.measure-visual {
  grid-column: 2;
  overflow: hidden;
  border-radius: 5px;
  background: #ffffff;
}

.measure-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.measure .chords {
  grid-column: 2;
  min-height: 18px;
  color: #81e6d9;
  font-weight: 900;
  white-space: pre-wrap;
}

.measure .lyrics {
  grid-column: 2;
  color: #f7fafc;
  line-height: 1.45;
  white-space: pre-wrap;
}

.measure .index {
  grid-row: 1 / span 2;
  color: #73807b;
  font-size: 11px;
  align-self: center;
}

.full-follow-page {
  position: relative;
  width: min(100%, 980px);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 6px;
  background: #ffffff;
}

.full-follow-page img {
  display: block;
  width: 100%;
  height: auto;
}

.full-follow-fill {
  position: absolute;
  inset: 0 0 auto;
  height: 0%;
  background: linear-gradient(180deg, rgba(11, 123, 119, 0.08), rgba(244, 199, 107, 0.22));
  pointer-events: none;
}

.full-follow-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 0%;
  height: 4px;
  background: rgba(244, 199, 107, 0.95);
  box-shadow: 0 0 0 2px rgba(5, 7, 6, 0.35), 0 0 20px rgba(244, 199, 107, 0.55);
  pointer-events: none;
}

.full-follow-line span {
  position: absolute;
  right: 10px;
  top: 8px;
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(5, 7, 6, 0.82);
  color: white;
  font-size: 12px;
  font-weight: 900;
}

.text-score-panel.continuous-mode .text-score-content {
  position: relative;
  display: block;
  min-height: 0;
  height: auto;
  max-height: none;
  overflow: visible;
  padding: 0 12px 8px;
}

.continuous-playhead {
  position: sticky;
  top: 32%;
  left: 0;
  right: 0;
  z-index: 10;
  height: 4px;
  margin: 0 0 -4px;
  background: rgba(244, 199, 107, 0.96);
  box-shadow: 0 0 0 2px rgba(5, 7, 6, 0.35), 0 0 20px rgba(244, 199, 107, 0.55);
  pointer-events: none;
  transform: translateY(-2px);
}

.text-score-panel.continuous-mode .continuous-playhead {
  display: none;
}

.continuous-playhead span {
  position: absolute;
  right: 10px;
  top: 8px;
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(5, 7, 6, 0.84);
  color: #ffffff;
  font-size: 12px;
  font-weight: 900;
}

.continuous-score {
  position: relative;
  top: 0;
  display: grid;
  gap: 6px;
  padding-top: 6px;
  padding-bottom: var(--continuous-bottom-pad, 0px);
  will-change: transform;
}

.continuous-page {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
}

.continuous-page.current {
  border-color: rgba(244, 199, 107, 0.85);
  box-shadow: 0 0 0 2px rgba(244, 199, 107, 0.16);
}

.continuous-page > header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 8px 10px;
  background: rgba(5, 7, 6, 0.86);
  color: #f6d27d;
}

.continuous-page > header strong,
.continuous-page > header span {
  font-size: 12px;
  font-weight: 900;
}

.continuous-page-body {
  display: grid;
  justify-items: center;
  padding: 6px;
}

.continuous-page-image {
  overflow: hidden;
  border-radius: 5px;
  background: #ffffff;
}

.continuous-page-image img {
  display: block;
  width: 100%;
  height: auto;
}

.continuous-measures {
  display: grid;
  gap: 8px;
  width: 100%;
}

.empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  text-align: center;
  color: var(--muted);
}

.empty-state strong {
  color: var(--ink);
  font-size: 22px;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: minmax(260px, 318px) minmax(0, 1fr);
    grid-template-areas:
      "left stage"
      "right right";
  }

  .utility-panel {
    min-height: auto;
  }

  .utility-panel {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .stage-tools {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-areas:
      "left"
      "stage"
      "right";
    padding: 10px;
  }

  .panel,
  .score-stage,
  .utility-panel {
    position: static;
    min-height: auto;
    max-height: none;
    overflow: visible;
  }

  .utility-panel {
    display: flex;
  }

  .score-stage {
    height: 78vh;
    grid-template-rows: auto minmax(0, 1fr);
  }

  #nativePdf {
    height: 100%;
    min-height: 180px;
  }

  .position-overlay {
    top: 10px;
    height: calc(100% - 20px);
    min-height: 180px;
  }

  .toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .toolbar-left,
  .toolbar-right {
    width: 100%;
    flex: 0 1 auto;
    margin-left: 0;
  }

  .stage-tools {
    width: 100%;
    min-width: 0;
  }

  .stage-tool {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .metronome-tool {
    grid-template-columns: 1fr 1fr auto auto;
  }

  .tuner-tool {
    max-width: none;
    width: 100%;
  }

  .stage-tool-title {
    grid-column: 1 / -1;
  }

  .tuner-meter,
  .metronome-visual {
    grid-column: 1 / -1;
  }

  #engineText {
    min-width: 0;
    text-align: left;
  }

  body.workspace-player .app-shell {
    grid-template-areas:
      "stage"
      "right"
      "left";
  }

  body.workspace-player .score-stage {
    height: 82vh;
  }

  .beta-actions {
    grid-template-columns: 1fr;
  }

  .floating-performance-panel {
    right: 10px;
    bottom: 10px;
    width: min(360px, calc(100vw - 20px));
  }

  body.score-fullscreen .floating-performance-panel {
    bottom: 10px;
    width: min(460px, calc(100vw - 20px));
  }

  .floating-player-controls {
    grid-template-columns: 1fr 1fr;
  }

  .floating-player-controls button:first-child {
    grid-column: 1 / -1;
  }

  body.score-fullscreen .text-score-content {
    padding-bottom: 210px;
  }
}

/* =========================================================================
   批次B — 移动端 / 平板 非全屏播放布局
   作用范围：仅 body.is-touch.workspace-player:not(.score-fullscreen)
   不影响：作者模式、桌面端、全屏播放
   预留：谱面区使用 transform 友好的容器（.canvas-wrap / .text-score-content）
         supports pinch/pan 后续接入（本批次不实装）
   ========================================================================= */

/* ---------- 通用：触摸设备非全屏播放的整体改造 ---------- */
body.is-touch.workspace-player:not(.score-fullscreen) .app-shell {
  grid-template-columns: 1fr;
  grid-template-areas:
    "stage"
    "left"
    "right";
  gap: 10px;
  padding: 10px;
  padding-top: calc(env(safe-area-inset-top, 0px) + 78px);
}

/* 顶部固定播放条：复用浮动控制窗，无需新 DOM */
body.is-touch.workspace-player:not(.score-fullscreen) .floating-performance-panel {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + 8px);
  bottom: auto;
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  width: min(720px, calc(100vw - 16px));
  gap: 8px;
  z-index: 60;
  pointer-events: none;
}

body.is-touch.workspace-player:not(.score-fullscreen) .floating-fullscreen {
  justify-self: end;
  height: 38px;
  min-width: 92px;
  padding: 0 12px;
  font-size: 13px;
}

/* 顶部条总是显示播放控件（覆盖原仅全屏显示的规则） */
body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls {
  display: grid;
  pointer-events: auto;
}

/* 非全屏时不显示界面设置浮窗（避免与顶部条挤一起） */
body.is-touch.workspace-player:not(.score-fullscreen) .floating-theme-panel {
  display: none;
}

/* 谱面区：始终居中、宽度自适应、独立滚动；为后续手势预留 transform 容器 */
body.is-touch.workspace-player:not(.score-fullscreen) .score-stage {
  height: auto;
  margin: 0 auto;
  width: 100%;
  max-width: 100%;
  background: #dfe8e3;
  overflow: hidden;
}

body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap,
body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap.empty-active {
  display: grid;
  place-items: start center;     /* 始终水平居中，防止放大后偏右 */
  justify-content: safe center;  /* 内容更宽时不会被推到右侧裁掉 */
  width: 100%;
  max-width: 100%;
  /* 保留原版 min-height: min(82vh, 920px)，让 renderCroppedPreviewPage
     拿到非零 clientHeight；具体高度由下方各断点收紧。 */
  padding: 8px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  /* 预留给批次C：双指缩放在 #scoreCanvas / #nativePdf 上用 transform；
     此容器需保持 overflow:auto 才能在放大时正确居中并允许单指拖动滚动。 */
}

body.is-touch.workspace-player:not(.score-fullscreen) #nativePdf,
body.is-touch.workspace-player:not(.score-fullscreen) #scoreCanvas {
  display: block;
  margin: 0 auto;          /* 关键：放大后保持居中，不偏右 */
  max-width: 100%;
  width: auto;
  height: auto;
  transform-origin: top center; /* 预留：后续 pinch 缩放从中央放大 */
}

/* 工程制作 / 其它设置卡：移动端允许在自身内部上下滚动查看 */
body.is-touch.workspace-player:not(.score-fullscreen) .panel,
body.is-touch.workspace-player:not(.score-fullscreen) .utility-panel {
  position: static;
  max-height: calc(100dvh - 120px);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

/* 文本谱面在移动端也居中且可独立滚动 */
body.is-touch.workspace-player:not(.score-fullscreen) .text-score-panel {
  margin: 0 auto;
}

body.is-touch.workspace-player:not(.score-fullscreen) .text-score-content {
  padding-inline: clamp(8px, 3vw, 24px);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  transform-origin: top center;
}

/* ---------- 手机竖屏 ---------- */
@media (orientation: portrait) and (max-width: 600px) {
  body.is-touch.workspace-player:not(.score-fullscreen) .app-shell {
    /* 顺序：谱面 → 工程制作 → 其它设置（其它设置在最下，折叠/可滚动查看） */
    grid-template-areas:
      "stage"
      "left"
      "right";
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .score-stage {
    min-height: 58vh;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap,
  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap.empty-active {
    min-height: 58vh;
    max-height: calc(100dvh - 140px);
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls {
    grid-template-columns: 1fr 1fr 1fr;
    padding: 8px;
    gap: 6px 8px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls button {
    height: 36px;
    font-size: 12px;
  }

  /* 手机竖屏：默认折叠"显示设置 / 页码导航 / 当前歌词"等卡片，谱面更大 */
  body.is-touch.workspace-player:not(.score-fullscreen) .utility-panel [data-module="current-lyrics"] {
    order: 10;
  }
}

/* ---------- 手机横屏 ---------- */
@media (orientation: landscape) and (max-height: 600px) {
  body.is-touch.workspace-player:not(.score-fullscreen) .app-shell {
    padding-top: calc(env(safe-area-inset-top, 0px) + 60px);
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-performance-panel {
    top: calc(env(safe-area-inset-top, 0px) + 6px);
    width: min(640px, calc(100vw - 16px));
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 6px;
    gap: 4px 6px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls button {
    height: 34px;
    font-size: 12px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls button:first-child {
    grid-column: auto;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .score-stage {
    min-height: 70vh;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap,
  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap.empty-active {
    min-height: 70vh;
    max-height: calc(100dvh - 100px);
  }
}

/* ---------- iPad 竖屏 ---------- */
@media (orientation: portrait) and (pointer: coarse) {
  /* 触摸竖屏统一单列堆叠：谱面不再浮盖控制栏，开始键等不被遮挡（作者+播放模式都适用） */
  body.is-touch .app-shell {
    grid-template-columns: 1fr !important;
    grid-template-areas: "left" "stage" "right" !important;
  }
  body.is-touch .panel,
  body.is-touch .utility-panel,
  body.is-touch .score-stage {
    position: static !important;
    overflow: visible !important;
  }
  /* 图3修复：右栏在窄屏多列网格下每个模块只占半边，强制单列铺满整行 */
  body.is-touch .utility-panel {
    display: flex !important;
    flex-direction: column !important;
  }
  /* 作者模式：上传后谱面预览半折叠（限高+内部滚动），让用户知道已上传即可，
     不把下方“播放控制/工程信息/页面时间”等设置推走；要看全谱点“开始”进全屏。 */
  body.is-touch.workspace-author:not(.score-fullscreen) .score-stage {
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }
  body.is-touch.workspace-author:not(.score-fullscreen) .text-score-content {
    max-height: 48vh !important;
    overflow-y: auto !important;
  }
  /* 滚动模式下作者预览：已上传谱面后隐藏未使用的翻页画布，消除黑块空白；
     视口容器改为 contents 不占盒子，空状态(未上传)时上传提示仍正常显示 */
  body.is-touch.workspace-author.scroll-layout:not(.score-fullscreen) .score-zoom-viewport {
    display: contents !important;
  }
  body.is-touch.workspace-author.scroll-layout:not(.score-fullscreen) .canvas-wrap:not(.empty-active) {
    display: none !important;
  }
}

@media (orientation: portrait) and (min-width: 601px) and (max-width: 1200px) and (pointer: coarse) {
  body.is-touch.workspace-player:not(.score-fullscreen) .app-shell {
    /* 顺序按用户指定：播放条 → 谱面 → 设置 */
    grid-template-areas:
      "stage"
      "left"
      "right";
    padding-top: calc(env(safe-area-inset-top, 0px) + 84px);
    gap: 12px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 10px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .score-stage {
    height: auto;
    min-height: 68vh;
    max-width: 100%;
    margin: 0 auto;
  }

  /* iPad 竖屏：设置版块不跟着谱面滚动 —— 谱面独立滚动 */
  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap,
  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap.empty-active {
    min-height: 68vh;
    max-height: calc(100dvh - 180px);
  }

  body.is-touch.workspace-player:not(.score-fullscreen) #nativePdf,
  body.is-touch.workspace-player:not(.score-fullscreen) #scoreCanvas {
    max-width: min(100%, 980px);
  }
}

/* ---------- iPad 横屏 ---------- */
@media (orientation: landscape) and (min-height: 601px) and (pointer: coarse) {
  body.is-touch.workspace-player:not(.score-fullscreen) .app-shell {
    /* 横屏：谱面置顶并居中宽度自适应；左右设置栏移动到下方，避免挤压谱面 */
    grid-template-columns: 1fr;
    grid-template-areas:
      "stage"
      "left"
      "right";
    padding-top: calc(env(safe-area-inset-top, 0px) + 68px);
    gap: 10px;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-performance-panel {
    width: min(820px, calc(100vw - 24px));
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .floating-player-controls button:first-child {
    grid-column: auto;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .score-stage {
    min-height: min(72vh, calc(100dvh - 180px));
    max-width: min(100%, 1200px);
    margin: 0 auto;
  }

  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap,
  body.is-touch.workspace-player:not(.score-fullscreen) .canvas-wrap.empty-active {
    min-height: min(70vh, calc(100dvh - 200px));
    max-height: calc(100dvh - 180px);
  }

  body.is-touch.workspace-player:not(.score-fullscreen) #nativePdf,
  body.is-touch.workspace-player:not(.score-fullscreen) #scoreCanvas {
    max-width: min(100%, 1180px);
  }
}

/* ---------- 全屏（仅保证浮动控制窗不挡谱面） ---------- */
body.is-touch.score-fullscreen .floating-performance-panel {
  bottom: calc(env(safe-area-inset-bottom, 0px) + 12px);
}

/* ---------- 居中保险：所有触摸断点下放大都不偏右 ---------- */
body.is-touch .canvas-wrap,
body.is-touch .canvas-wrap.empty-active {
  justify-content: safe center;
}

/* =========================================================================
   批次C — 触控缩放（双指捏合 + 放大后左右拖动）
   路线一：仅视觉缩放，自动跟谱/滚动引擎不改写。
   scale=1 时所有 transform 等效 none，行为与旧版 100% 一致。
   仅 body.is-touch 生效；桌面端不绑定监听、不缩放。
   ========================================================================= */

/* 翻页模式：缩放层包住 canvas-wrap（含 canvas + 位置高亮 overlay） */
.score-zoom-viewport {
  display: contents;
}

body.is-touch .canvas-wrap.score-zoom-target {
  transform-origin: top center;
  will-change: transform;
}

/* 触摸设备：缩放时关闭浏览器默认的捏合/双击缩放与手势干扰 */
body.is-touch .canvas-wrap.score-zoom-target,
body.is-touch #continuousScore,
body.is-touch #fullFollowPage {
  touch-action: pan-y;
}

/* 放大状态下，禁用原生横向滚动，横向由 transform 平移接管 */
body.is-touch.score-gesture-zoomed .canvas-wrap.score-zoom-target {
  touch-action: none;
  overflow: hidden;
}

body.is-touch.score-gesture-zoomed #textScoreContent {
  touch-action: none;
  overflow: hidden;
}

/* 连续滚动内容根：缩放/水平平移挂这里，纵向仍由 scrollTop 控制 */
body.is-touch #continuousScore {
  transform-origin: top left; /* 问题1修复A：左上角原点，放大后右侧不裁切、可自由左右拖 */
  will-change: transform;
}

body.is-touch #fullFollowPage {
  transform-origin: top center;
  will-change: transform;
}

/* =========================================================================
   圆形全屏按钮：固定在谱面区右下角，随时进入/退出全屏播放
   ========================================================================= */
.score-fab-fullscreen {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 40;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--teal) 55%, transparent);
  background: color-mix(in srgb, var(--teal) 82%, transparent);
  color: #ffffff;
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.15s ease, background 0.15s ease;
}

.score-fab-fullscreen:hover {
  transform: scale(1.06);
  background: color-mix(in srgb, var(--teal) 92%, transparent);
}

.score-fab-fullscreen:active {
  transform: scale(0.96);
}

/* 全屏时按钮浮在右下角顶层，方便退出 */
body.score-fullscreen .score-fab-fullscreen {
  position: fixed;
  right: calc(env(safe-area-inset-right, 0px) + 18px);
  bottom: calc(env(safe-area-inset-bottom, 0px) + 18px);
  z-index: 80;
}

/* 触摸设备上稍大一点，便于手指点按 */
body.is-touch .score-fab-fullscreen {
  width: 56px;
  height: 56px;
  font-size: 24px;
}

/* =========================================================================
   全屏控制条：进一步降低不透明度，让下方曲谱可见
   ========================================================================= */
body.score-fullscreen .floating-player-controls {
  background: color-mix(in srgb, var(--panel) 30%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

body.score-fullscreen .floating-player-controls button {
  background: color-mix(in srgb, var(--panel) 38%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

body.score-fullscreen .floating-player-controls .floating-primary {
  background: color-mix(in srgb, var(--teal) 60%, transparent);
}

body.score-fullscreen .floating-fullscreen {
  display: none; /* 全屏时隐藏顶部退出键，统一用右下角 ✕ 退出，避免重复 */
}

/* 滑块在半透明背景下也要看得清 */
body.score-fullscreen .floating-range output,
body.score-fullscreen .floating-range span {
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.55);
}

/* =========================================================================
   识调器（调式识别 + 升降调）工具条样式
   ========================================================================= */
.key-tool {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--teal) 40%, transparent);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
}

.key-tool-label {
  font-size: 12px;
  font-weight: 900;
  color: var(--muted);
}

.key-tool-detected {
  min-width: 34px;
  text-align: center;
  font-size: 13px;
  font-weight: 900;
  color: var(--teal-dark);
}

.key-tool-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--teal) 45%, transparent);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  color: var(--teal-dark);
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}

.key-tool-btn:hover {
  background: color-mix(in srgb, var(--teal) 22%, var(--panel));
}

.key-tool-btn:active {
  transform: scale(0.94);
}

.key-tool-offset {
  min-width: 26px;
  text-align: center;
  font-size: 13px;
  font-weight: 900;
  color: var(--ink);
}

.key-tool.is-shifted .key-tool-offset {
  color: var(--teal);
}

/* OCR 验证模块 */
.ocr-result {
  width: 100%;
  margin-top: 8px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
  padding: 8px;
  resize: vertical;
  box-sizing: border-box;
}

.ocr-progress {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--teal-dark);
}

/* 版本号显示 */
.app-version {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  opacity: 0.85;
  letter-spacing: 0.04em;
}

/* 识调器升级：基准调/目标调下拉、当前调、采纳按钮 */
.key-tool .key-tool-mini,
.key-tool .key-tool-btn {
  height: 26px !important;
  font-size: 13px !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}
.key-tool .key-tool-mini {
  height: 24px !important;
  padding: 0 8px !important;
  font-size: 11px !important;
  width: auto !important;
}
.key-tool-select {
  height: 26px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--teal) 45%, transparent);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 800;
  padding: 0 4px;
  max-width: 120px;
}

.key-tool-current {
  min-width: 92px;
  text-align: center;
  font-size: 13px;
  font-weight: 900;
  color: var(--teal);
}

.key-tool-mini {
  height: 24px;
  padding: 0 8px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--teal) 40%, transparent);
  background: color-mix(in srgb, var(--panel) 78%, transparent);
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
}

.key-tool-mini:hover {
  background: color-mix(in srgb, var(--teal) 20%, var(--panel));
}

/* 方案A：全屏控制面板「迷你条 + 点⚙展开」 */
.floating-gear {
  font-size: 18px !important;
  line-height: 1;
  flex: 0 0 auto;
  width: 40px;
  order: 5;
}
body.score-fullscreen .floating-player-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  padding: 6px 9px;
}
/* 迷你条一行：停止 + 暂停（紧凑） + 进度（占满剩余） + ⚙ */
body.score-fullscreen .floating-player-controls .floating-primary {
  flex: 0 0 auto;
  min-width: 64px;
  padding: 0 12px;
  order: 1;
}
body.score-fullscreen .floating-player-controls #floatingAudioPlayPause {
  flex: 0 0 auto;
  min-width: 64px;
  padding: 0 12px;
  order: 2;
}
body.score-fullscreen .floating-player-controls .floating-range.full {
  flex: 1 1 120px;
  order: 3;
  display: flex;
  align-items: center;
  gap: 6px;
}
/* 迷你条上进度的“进度”二字省掉、时间缩小，省空间 */
body.score-fullscreen .floating-range.full > span {
  display: none;
}
body.score-fullscreen .floating-range.full > output {
  font-size: 10px;
  order: 2;
}
body.score-fullscreen .floating-range.full > input {
  order: 1;
  flex: 1 1 auto;
  width: auto;
}
/* 展开区：默认隐藏，仅 .expanded 时显示，整行铺开 */
.floating-secondary {
  flex: 1 1 100%;
  order: 9;
  display: none;
  flex-direction: column;
  gap: 8px;
}
.floating-performance-panel.expanded .floating-secondary {
  display: flex;
}

/* 竖屏提示：仅触摸设备 + 竖屏显示；横屏自动隐藏 */
.portrait-hint {
  display: none;
}
body.is-touch .portrait-hint {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1200;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--teal) 88%, #000 12%);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}
@media (orientation: landscape) {
  body.is-touch .portrait-hint { display: none !important; }
}
@media (orientation: portrait) {
  body.is-touch .portrait-hint { display: flex; }
}
body.portrait-hint-dismissed .portrait-hint { display: none !important; }
.portrait-hint button {
  flex: 0 0 auto;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

/* 加载内容后的“开始”提示窗（仅触摸竖屏弹出） */
.start-prompt[hidden] { display: none !important; }
.start-prompt {
  position: fixed;
  inset: 0;
  z-index: 1300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.start-prompt-card {
  width: min(420px, 92vw);
  border-radius: 16px;
  padding: 22px 20px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--teal) 40%, transparent);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
  text-align: center;
  color: var(--ink);
}
.start-prompt-card p { margin: 0 0 8px; font-size: 16px; font-weight: 800; }
.start-prompt-card .start-prompt-sub { font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 16px; }
.start-prompt-actions { display: flex; gap: 10px; justify-content: center; }
.start-prompt-go {
  flex: 1 1 auto;
  height: 46px;
  border-radius: 12px;
  border: none;
  background: var(--teal);
  color: #fff;
  font-size: 17px;
  font-weight: 900;
  cursor: pointer;
}
.start-prompt-dismiss {
  flex: 0 0 auto;
  height: 46px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

/* “查看完整谱面”按钮：默认隐藏，仅触摸作者模式竖屏折叠预览下显示 */
.open-full-score { display: none; }
@media (orientation: portrait) and (pointer: coarse) {
  body.is-touch.workspace-author:not(.score-fullscreen) .open-full-score {
    display: block;
    width: calc(100% - 24px);
    margin: 10px 12px 12px;
    height: 44px;
    border-radius: 10px;
    border: 1px solid color-mix(in srgb, var(--teal) 50%, transparent);
    background: color-mix(in srgb, var(--teal) 22%, var(--panel));
    color: var(--teal-dark);
    font-size: 15px;
    font-weight: 900;
    cursor: pointer;
  }
}

/* 触摸设备：隐藏播放控制里的“准备/计时”状态框，省空间（全屏播放时浮动面板已显示时间） */
body.is-touch #performanceTime { display: none; }

/* 触摸端醒目“打开已有 .gscore 项目”按钮（电脑端隐藏，不影响其布局） */
.open-project-touch { display: none; }
body.is-touch .open-project-touch {
  display: block;
  width: 100%;
  margin: 0 0 10px;
  height: 48px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--teal) 55%, transparent);
  background: color-mix(in srgb, var(--teal) 28%, var(--panel));
  color: var(--teal-dark);
  font-size: 16px;
  font-weight: 900;
  cursor: pointer;
}

/* iPad/手机端隐藏次要模块，界面更简洁（仅触摸端，电脑端不受影响） */
body.is-touch .metronome-tool,
body.is-touch [data-module="current-lyrics"],
body.is-touch [data-module="display-settings"],
body.is-touch [data-module="page-navigation"],
body.is-touch [data-module="project-files"] {
  display: none !important;
}

/* 触摸端：演奏控制整合——滚动设置与播放进度左右两列排布（仅竖屏简化界面用） */
@media (pointer: coarse) and (orientation: landscape) {
  /* 横屏恢复完整界面：中和竖屏的整合包裹，卡片按原样流动 */
  body.is-touch .play-settings-row { display: contents; }
}
/* 识调器并入播放卡：横竖屏都换行排布、撑满、不溢出 */
@media (pointer: coarse) {
  body.is-touch .key-tool-touch-holder {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed color-mix(in srgb, var(--line) 70%, transparent);
  }
  body.is-touch .key-tool-touch-holder .key-tool {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 8px;
    width: 100%;
  }
  body.is-touch .key-tool-touch-holder .key-tool-select {
    max-width: 130px;
  }
}
@media (pointer: coarse) and (orientation: portrait) {
  body.is-touch .play-settings-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
    width: 100%;
  }
  body.is-touch .play-settings-row > [data-module="performance-mode"],
  body.is-touch .play-settings-row > [data-module="playback-progress"] {
    flex: 1 1 0;
    width: auto;
    min-width: 0;
    margin: 0;
    box-sizing: border-box;
  }
}
/* 极窄屏（小手机）滚动速度/进度自动堆叠，避免滑块太挤 */
@media (pointer: coarse) and (max-width: 540px) {
  body.is-touch .play-settings-row {
    flex-direction: column;
  }
}

/* 隐藏4格文件状态（含“未上传”占位），改用只显示已上传文件的摘要 */
.upload-status-grid { display: none; }
.uploaded-summary[hidden] { display: none; }
.uploaded-summary { display: none; }
.uploaded-summary:not([hidden]) {
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--teal) 12%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--teal) 30%, transparent);
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 11px;
  line-height: 1.3;
}
.uploaded-summary strong { color: var(--teal); font-size: 11px; }
.uploaded-summary span { color: var(--ink); word-break: break-all; }

/* 需求1：触摸端右栏卡片统一占满宽度，宽窄一致、对齐 */
@media (pointer: coarse) {
  body.is-touch .utility-panel > .control-block,
  body.is-touch .production-panel > .control-block {
    width: 100%;
    box-sizing: border-box;
  }
}

/* 触摸端：让“打开/导入文件”入口最醒目（比开始按钮更抢眼的暖色渐变） */
@media (pointer: coarse) {
  body.is-touch .unified-drop {
    background: linear-gradient(135deg, #ff7a18, #ff2d75 55%, #b026ff) !important;
    border: none !important;
    color: #fff !important;
    box-shadow: 0 10px 28px rgba(255, 45, 117, 0.4), 0 0 0 2px rgba(255,255,255,0.12) inset;
    animation: pulse-open 2.2s ease-in-out infinite;
  }
  body.is-touch .unified-drop strong,
  body.is-touch .unified-drop small,
  body.is-touch .unified-drop .file-icon { color: #fff !important; }
  body.is-touch .unified-drop .file-icon {
    background: rgba(255,255,255,0.22) !important;
    border-color: rgba(255,255,255,0.5) !important;
  }
  @keyframes pulse-open {
    0%, 100% { box-shadow: 0 10px 28px rgba(255,45,117,0.4), 0 0 0 2px rgba(255,255,255,0.12) inset; }
    50% { box-shadow: 0 12px 34px rgba(255,45,117,0.6), 0 0 0 2px rgba(255,255,255,0.2) inset; }
  }
}

/* 开始与暂停左右并列，释放空间 */
.playback-actions-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
.playback-actions-row .big-play { flex: 2 1 0; }
.playback-actions-row .big-secondary { flex: 1 1 0; }

/* 谱库商城（即将上线）：紧凑横向小条 */
.store-entry-block { padding: 8px !important; }
.store-coming-soon {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, #2dd4bf, #6366f1 60%, #a855f7);
  color: #fff;
  font-weight: 900;
  cursor: not-allowed;
  opacity: 0.92;
}
.store-coming-soon span { font-size: 14px; }
.store-coming-soon small { font-size: 11px; font-weight: 700; opacity: 0.85; }
/* 大块样式（右侧面板顶部） */
.store-coming-soon-big {
  flex-direction: column;
  gap: 2px;
  padding: 14px 12px;
  border-radius: 12px;
}
.store-coming-soon-big span { font-size: 16px; }
.store-coming-soon-big small { font-size: 11px; opacity: 0.9; }

/* 彻底隐藏“准备”状态框（电脑端+触摸端都不需要） */
#performanceTime { display: none !important; }

/* 三大入口统一最醒目样式：打开项目 / 打开导入文件 / 谱库商城 —— 比开始更抢眼 */
#openProjectTop {
  background: linear-gradient(135deg, #ff7a18, #ff2d75 55%, #b026ff) !important;
  color: #fff !important;
  border: none !important;
  font-weight: 900 !important;
  box-shadow: 0 6px 18px rgba(255,45,117,0.45), 0 0 0 2px rgba(255,255,255,0.14) inset !important;
  animation: pulse-open 2.2s ease-in-out infinite;
}
.store-coming-soon {
  background: linear-gradient(135deg, #ff7a18, #ff2d75 55%, #b026ff) !important;
  box-shadow: 0 10px 26px rgba(255,45,117,0.5), 0 0 0 2px rgba(255,255,255,0.16) inset !important;
  opacity: 1 !important;
  animation: pulse-open 2.2s ease-in-out infinite;
}
.store-coming-soon span { font-size: 18px !important; letter-spacing: 1px; }
.store-coming-soon small { opacity: 0.95 !important; }
/* 打开/导入文件入口在所有设备都醒目（之前仅触摸端），并加大字号 */
.unified-drop {
  background: linear-gradient(135deg, #ff7a18, #ff2d75 55%, #b026ff) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 10px 28px rgba(255,45,117,0.45), 0 0 0 2px rgba(255,255,255,0.14) inset;
  animation: pulse-open 2.2s ease-in-out infinite;
}
.unified-drop strong { font-size: 20px !important; white-space: nowrap; }
.unified-drop strong, .unified-drop small, .unified-drop .file-icon { color: #fff !important; }
.unified-drop .file-icon { background: rgba(255,255,255,0.22) !important; border-color: rgba(255,255,255,0.5) !important; }

@keyframes pulse-open {
  0%, 100% { box-shadow: 0 8px 22px rgba(255,45,117,0.42), 0 0 0 2px rgba(255,255,255,0.14) inset; }
  50% { box-shadow: 0 12px 32px rgba(255,45,117,0.62), 0 0 0 2px rgba(255,255,255,0.22) inset; }
}

/* Demo 按钮：与“开始”同款主色、占满整行 */
.demo-primary {
  width: 100%;
  min-height: 52px;
  font-size: 20px;
}

/* 我的收藏 */
.add-favorite-btn { width: 100%; margin-bottom: 8px; }
.favorites-list { display: flex; flex-direction: column; gap: 6px; }
.fav-row {
  display: flex; align-items: center; gap: 6px;
  background: color-mix(in srgb, var(--teal) 10%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--teal) 28%, transparent);
  border-radius: 10px; padding: 4px 6px 4px 10px;
}
.fav-open {
  flex: 1; text-align: left; background: none; border: none;
  color: var(--ink); font-size: 14px; font-weight: 700; cursor: pointer;
  padding: 8px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.fav-del {
  flex: 0 0 auto; width: 28px; height: 28px; border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
  background: transparent; color: var(--muted); font-size: 18px; line-height: 1; cursor: pointer;
}
.fav-del:hover { color: #fff; background: #c2413b; border-color: #c2413b; }
.fav-lock { flex: 0 0 auto; width: 28px; text-align: center; opacity: 0.7; }
.fav-empty { color: var(--muted); font-size: 13px; padding: 6px 2px; }