#site-sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  display: flex !important;
  flex-direction: column !important;
  justify-content: flex-start !important;
  gap: 12px !important;
  width: var(--sidebar-width, 240px);
  height: 100vh;
  padding: 16px 0 !important;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--bg-surface, #1a1a1c);
  border-right: 1px solid var(--border-color, #2a2a2c);
  transform: translateX(0);
  transition: transform 0.25s ease;
  box-sizing: border-box;
}

#site-sidebar *,
#site-sidebar *::before,
#site-sidebar *::after {
  box-sizing: border-box;
}

#site-sidebar .logo-container {
  display: flex !important;
  flex-direction: row !important;
  width: 100% !important;
  min-height: auto !important;
  padding: 0 16px !important;
  margin: 0 !important;
  align-items: center !important;
  justify-content: space-between !important;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
}

#site-sidebar .logo-container img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 36px;
  object-fit: contain;
}

#site-sidebar .sidebar-download-btn,
#site-sidebar .sidebar-music-btn {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  width: calc(100% - 32px) !important;
  height: 38px !important;
  min-height: 38px !important;
  margin: 0 16px !important;
  padding: 0 12px !important;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
}

#site-sidebar .sidebar-download-btn {
  border: 2px solid var(--rr-blue, #0077b6);
  background: transparent;
  color: var(--rr-blue, #0077b6);
  text-decoration: none;
}

#site-sidebar .sidebar-music-btn {
  border: none;
  background: var(--rr-blue, #0077b6);
  color: #ffffff;
  cursor: pointer;
}

#site-sidebar .sidebar-download-btn:hover {
  background: var(--rr-blue, #0077b6);
  color: #ffffff;
}

#site-sidebar .sidebar-music-btn:hover,
#site-sidebar .sidebar-music-btn[aria-expanded="true"] {
  background: #0096c7;
}

#site-sidebar .sidebar-music-player {
  position: relative;
  width: calc(100% - 32px) !important;
  margin: 0 16px !important;
  padding: 10px !important;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
  background: #111113;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

#site-sidebar .sidebar-music-player[hidden] {
  display: none !important;
}

#site-sidebar .music-drag-handle {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 6px !important;
  color: #ffffff;
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
}

#site-sidebar .music-drag-handle button {
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: #888888;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s ease;
}

#site-sidebar .music-drag-handle button:hover {
  color: #ffffff;
}

#site-sidebar .music-track-name {
  margin-bottom: 6px !important;
  overflow: hidden;
  color: #dddddd;
  font-size: 11px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#site-sidebar .music-progress,
#site-sidebar .music-volume {
  display: block;
  width: 100%;
  height: 4px;
  margin: 4px 0 !important;
  accent-color: var(--rr-blue, #0077b6);
  cursor: pointer;
}

#site-sidebar .music-time {
  display: flex !important;
  flex-direction: row !important;
  justify-content: space-between !important;
  color: #777777;
  font-size: 10px;
  font-weight: 600;
}

#site-sidebar .music-controls {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  margin: 6px 0 !important;
}

#site-sidebar .music-controls button {
  display: inline-flex;
  width: 30px;
  height: 30px;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: #222225;
  color: #ffffff;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

#site-sidebar .music-controls button:hover {
  background: #333338;
}

#site-sidebar .music-controls button:active {
  transform: scale(0.95);
}

#site-sidebar #music-play {
  width: 36px;
  height: 36px;
  background: var(--rr-blue, #0077b6);
}

#site-sidebar #music-play:hover {
  background: #0096c7;
}

#site-sidebar .nav-links {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  flex-grow: 0 !important;
}

#site-sidebar .nav-links li {
  display: block !important;
  width: 100% !important;
  margin: 0 !important;
}

#site-sidebar .nav-links li a {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: flex-start !important;
  width: 100% !important;
  height: 36px !important;
  padding: 0 18px !important;
  color: #b0b0b8;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: background 0.15s ease, color 0.15s ease;
}

#site-sidebar .nav-links li a:hover,
#site-sidebar .nav-links li a.active {
  background: #252529;
  color: #ffffff;
}

#site-sidebar .nav-links li a .icon-img {
  display: block !important;
  width: 18px !important;
  height: 18px !important;
  margin-right: 12px !important;
  object-fit: contain;
  opacity: 0.8;
  flex-shrink: 0 !important;
  transition: opacity 0.15s ease;
}

#site-sidebar .nav-links li a:hover .icon-img,
#site-sidebar .nav-links li a.active .icon-img {
  opacity: 1;
}

.mobile-sidebar-toggle {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 200;
  display: none;
  width: 40px;
  height: 40px;
  padding: 8px;
  flex-direction: column;
  justify-content: space-around;
  background: var(--bg-surface, #1a1a1c);
  cursor: pointer;
  transition: left 0.25s ease, border-color 0.2s ease;
}

.mobile-sidebar-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: #ffffff;
}

.sidebar-backdrop {
  display: none;
}

@media (max-width: 768px) {
  #site-sidebar {
    width: min(280px, 85vw);
    padding-top: 14px !important;
    transform: translateX(-105%);
    box-shadow: 8px 0 25px rgba(0, 0, 0, 0.5);
  }

  #site-sidebar.mobile-sidebar-open {
    transform: translateX(0);
  }

  .mobile-sidebar-toggle {
    display: flex;
  }

  .mobile-sidebar-toggle[aria-expanded="true"] {
    left: calc(min(280px, 85vw) - 52px);
    border-color: var(--rr-blue, #0077b6);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: block;
    background: rgba(0, 0, 0, 0.6);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .sidebar-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
  }
}