.biupro-idapu-front-player__host[data-biupro-idapu-front-player] {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 12px;
  margin: 16px 0;
  background: #fff;
}

/* Inline code-block rendered player: independent visual shell. */
.biupro-idapu-front-player__host[data-biupro-idapu-variant="inline"] {
  border: 0;
  border-radius: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
}

.biupro-idapu-front-player__toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

/* When we render via iframe (front-module.html), the iframe has its own controls. */
.biupro-idapu-front-player__iframe ~ .biupro-idapu-front-player__toolbar {
  display: none;
}

.biupro-idapu-front-player__toolbar {
  /* Hide by default for iframe-based renderer */
  display: none;
}

.biupro-idapu-front-player__btn {
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #0f172a;
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
}

.biupro-idapu-front-player__btn:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}

.biupro-idapu-front-player__speed {
  margin-left: auto;
  font-size: 13px;
  color: #475569;
}

.biupro-idapu-front-player__speed select {
  margin-left: 6px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 4px 6px;
}

.biupro-idapu-front-player__host {
  min-height: 180px;
  overflow: auto;
  border: 1px dashed #d1d5db;
  border-radius: 8px;
  padding: 8px;
  background: #fcfcfd;
}

.biupro-idapu-front-player__host[data-biupro-idapu-variant="article"] .biupro-idapu-front-player__iframe {
  width: 100%;
  height: 520px;
  border: 0;
  background: #fff;
  display: block;
}

.biupro-idapu-front-player__host[data-biupro-idapu-variant="inline"] .biupro-idapu-front-player__iframe {
  width: 100%;
  min-height: 173px;
  height: auto;
  border-radius: 0;
  background: #fff;
  display: block;
}

.biupro-idapu-front-player__host[data-biupro-idapu-variant="inline"] {
  min-height: 173px;
  height: auto;
  background: #fff;
}

.biupro-idapu-front-player__host[data-biupro-idapu-front-player].is-error::before {
  content: "曲谱播放器初始化失败";
  display: block;
  color: #b91c1c;
  font-size: 13px;
  margin-bottom: 8px;
}

.biupro-idapu-front-player__message {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #475569;
  font-size: 13px;
}

.biupro-idapu-front-player__message.is-error {
  color: #b91c1c;
}

.biupro-idapu-page-preview-overlay {
  --idapu-space-1: 4px;
  --idapu-space-4: 16px;
  --idapu-radius-md: 10px;
  --idapu-radius-lg: 12px;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  z-index: 10020;
  background: #fff;
  border-top: 2px solid #cdcdcd;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity .12s ease;
}

.biupro-idapu-page-preview-overlay.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.biupro-idapu-page-preview-main {
  position: absolute;
  inset: 0;
  background: transparent;
  overflow: hidden;
}

.biupro-idapu-page-preview-close {
  position: absolute;
  top: 10px;
  right: 12px;
  z-index: 3;
  width: 32px;
  height: 32px;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  background: #fff;
  color: #0f172a;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.biupro-idapu-page-preview-side {
  display: none;
}

.biupro-idapu-page-preview-btn {
  display: none;
}

.biupro-idapu-page-preview-btn:hover {
  display: none;
}

.biupro-idapu-page-preview-btn:active {
  display: none;
}

.biupro-idapu-page-preview-btn:focus-visible {
  display: none;
}

.biupro-idapu-page-preview-btn.is-a4 {
  display: none;
}

.biupro-idapu-page-preview-btn.is-a4 .biupro-idapu-page-preview-btn-icon {
  display: block;
}

.biupro-idapu-page-preview-btn .biupro-idapu-page-preview-btn-icon.is-contract {
  display: block;
}

.biupro-idapu-page-preview-btn.is-a4 .biupro-idapu-page-preview-btn-icon.is-contract {
  display: block;
}

.biupro-idapu-page-preview-btn-icon {
  display: none;
}

.biupro-idapu-page-preview-btn-text {
  display: none;
}

.biupro-idapu-page-preview-body {
  width: 100%;
  height: 100%;
  padding: 0;
  overflow: hidden;
  background: #fff;
  box-sizing: border-box;
}

.biupro-idapu-page-preview-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 0;
  background: #fff;
  display: block;
  min-height: 0;
}

.biupro-idapu-page-preview-overlay.is-a4 .biupro-idapu-page-preview-body {
  overflow: hidden;
  padding: 0;
  background: #fff;
}

.biupro-idapu-page-preview-overlay.is-a4 .biupro-idapu-page-preview-iframe {
  width: 100%;
  max-width: none;
  min-height: 0;
  margin: 0;
  background: #fff;
  border-radius: 0;
  box-shadow: none;
}

body.biupro-idapu-page-preview-lock {
  overflow: hidden;
}

/* AlphaTab page layout (shortcode layout=page / variant detail) */
.biupro-idapu-front-player__host[data-biupro-idapu-variant="detail"] {
  margin: 12px 0;
}