:root{
  --sb-edge-desktop: 8px;
  --sb-edge-mobile: 8px;

  --btn-bottom-desktop: 12.5vh;
  --btn-bottom-mobile: 12.5vh;

  /* 40% of original footprint (190x235) */
  --btn-w-desktop: 76px;
  --btn-h-desktop: 94px;

  --btn-w-mobile: 14.4vw;
  --btn-h-mobile: calc(var(--btn-w-mobile) * 1.2);

  --toggle-scale: .5;

  /* Menu sizes (+20%) */
  --menu-w-desktop: 384px;        /* 320 * 1.2 */
  --menu-maxh-desktop: 384px;     /* 320 * 1.2 */
  --menu-font: 16px;              /* up from 13px */

  --menu-w-mobile: 300px;         /* 250 * 1.2 */
  --menu-maxh-mobile: 300px;
  --menu-font-mobile: 14px;       /* up from 12px */

  --menu-scale: .6;

  --yellow: #FFEB3B;
  --blue0: #00152a;
  --blue1: #001f3f;
  --blue2: #003366;
}
@media (min-width: 901px){
  :root{ --menu-scale: .9; }      /* slightly bigger desktop */
}

/* ---------- Floating Create-Reading-List button (40% size) ---------- */
#story-queue-button{
  position: fixed !important;
  right: var(--sb-edge-desktop) !important;
  bottom: var(--btn-bottom-desktop) !important;
  width: var(--btn-w-desktop) !important;
  height: var(--btn-h-desktop) !important;
  z-index: 2147483647 !important;
  cursor: pointer !important;
  pointer-events: auto !important;
  background: transparent !important;
  touch-action: manipulation;
  transition: transform .18s ease;
}
#story-queue-button.sbq-press{
  transform: translateY(-1px) scale(1.01);
}
#story-queue-button .book-img{
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: contain !important;
  display: block !important;
  pointer-events: none !important;
  filter: drop-shadow(0 0 6px rgba(255,235,59,.35));
}
#story-queue-button:hover .book-img{
  filter:
    drop-shadow(0 0 10px rgba(255,235,59,.65))
    drop-shadow(0 0 22px rgba(255,235,59,.25));
}
body.sbq-open #story-queue-button .book-img{
  filter:
    drop-shadow(0 0 12px rgba(255,235,59,.85))
    drop-shadow(0 0 26px rgba(255,235,59,.35));
}

/* ---------- Queue toggle BELOW the button (unchanged visuals) ---------- */
#sbq-toggle-wrap{
  position: fixed;
  right: var(--sb-edge-desktop);
  bottom: calc(var(--btn-bottom-desktop) - 6px);
  transform: translateY(100%) scale(var(--toggle-scale));
  transform-origin: top right;
  z-index: 2147483647 !important;
  display: none;
  user-select: none;
}
#sbq-toggle-wrap .label{
  font-size: 12px;
  font-weight: 800;
  color: var(--yellow);
  margin-right: 8px;
  text-shadow: 0 2px 6px rgba(0,0,0,.35);
}
.sbq-toggle{
  position: relative;
  width: 58px;
  height: 28px;
  border-radius: 999px;
  background: #ef4444;
  border: 2px solid #fff3;
  box-shadow: 0 4px 14px rgba(0,0,0,.35);
  transition: background .18s ease;
  display: inline-block;
  vertical-align: middle;
}
.sbq-toggle input{
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.sbq-toggle .knob{
  position: absolute;
  top: 2px;
  left: 2px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
  transition: left .18s ease, background .18s ease;
}
.sbq-toggle[data-on="true"]{
  background: #22c55e;
}
.sbq-toggle[data-on="true"] .knob{
  left: 32px;
}

/* ---------- Menu above the button (20% bigger) ---------- */
#story-queue-menu{
  position: fixed !important;
  right: var(--sb-edge-desktop) !important;
  bottom: calc(var(--btn-bottom-desktop) + var(--btn-h-desktop) + 6px) !important;
  width: var(--menu-w-desktop);
  max-height: var(--menu-maxh-desktop);
  font-size: var(--menu-font);
  background: var(--blue1);
  border: 2px solid var(--yellow);
  border-radius: 14px; /* slightly bigger corners */
  display: none;
  z-index: 2147483646 !important;
  box-shadow: 0 14px 32px rgba(0,0,0,.55), 0 0 26px rgba(255,235,59,.30);
  overflow: hidden;
  flex-direction: column;
  transform: scale(var(--menu-scale));
  transform-origin: bottom right;
}
body.sbq-open #story-queue-menu{
  display: flex !important;
}

/* Header */
.queue-menu-header{
  background: linear-gradient(135deg,var(--blue2),var(--blue1));
  padding: 10px; /* up */
  border-bottom: 2px solid var(--yellow);
  position: relative;
  flex: 0 0 auto;
}
.queue-menu-title{
  color: var(--yellow);
  margin: 0;
  font-size: 17px;  /* up from 14 */
  text-align: center;
  font-weight: 800;
}
.queue-menu-close{
  position: absolute;
  top: 6px;
  right: 6px;
  width: 32px;      /* up */
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--yellow);
  background: #0b2f5a;
  color: var(--yellow);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 20px;  /* up */
  user-select: none;
}

/* List area */
.queue-menu-list{
  flex: 1 1 auto;
  max-height: calc(var(--menu-maxh-desktop) - 110px);
  overflow-y: auto;
  padding: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,235,59,.55) var(--blue0);
}
.queue-menu-list::-webkit-scrollbar{ width: 10px; }
.queue-menu-list::-webkit-scrollbar-track{
  background: var(--blue0);
  border-radius: 10px;
}
.queue-menu-list::-webkit-scrollbar-thumb{
  background: rgba(255,235,59,.60);
  border-radius: 10px;
  border: 2px solid var(--blue0);
}
.queue-empty-message{
  color: var(--yellow);
  opacity: .95;
  text-align: center;
  padding: 8px;
  font-size: 14px;  /* up */
}

/* Queue items (20% bigger) */
.queue-item{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  margin-bottom: 8px;
  border-radius: 12px;
  background: rgba(0,51,102,.40);
  cursor: grab;
  user-select: none;
}
.queue-item.dragging{ opacity: .6; }
.queue-item-number{
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--yellow);
  color: #00366;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
}
.queue-item-title{
  color: #fff;
  font-size: 14px;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.queue-item-remove{
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid #ff6b6b;
  background: #173a6b;
  color: #fff;
  cursor: pointer;
  font-size: 18px;
  line-height: 24px;
  text-align: center;
}

/* Controls row (20% bigger controls) */
.queue-menu-controls{
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  justify-content: space-between;
  align-items: center;
  padding: 9px 8px;
  border-top: 2px solid var(--yellow);
  background: linear-gradient(135deg,var(--blue1),var(--blue2));
}

/* Shuffle button: SHUFFLE ONLY, matches round outline buttons, transparent bg */
#queue-shuffle{
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--yellow);
  background: transparent;
  color: var(--yellow);
  font-size: 22px;
  cursor: pointer;
  display: grid;
  place-items: center;
}

/* Generic control buttons (+20%) */
.queue-control-btn{
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--yellow);
  color: var(--yellow);
  background: transparent;
  font-size: 22px;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-family: system-ui, "Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji", emoji, sans-serif;
}
.queue-control-btn:disabled{
  opacity: .35;
  cursor: not-allowed;
}

/* Highlights */
.sbq-queued{
  box-shadow:
    0 0 0 3px var(--yellow),
    0 0 18px rgba(255,235,59,.35) !important;
  outline: 3px solid var(--yellow);
  outline-offset: 0;
  position: relative !important;
}
.sbq-badge{
  position: absolute;
  top: 6px;
  right: 6px;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--blue1);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 11px;
  border: 2px solid #fff;
  z-index: 10;
}

/* Countdown overlay (+20% text) */
#sbq-next-overlay{
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 25vh !important;
  z-index: 2147483647 !important;
  display: none;
  align-items: center;
  gap: 14px;
  background: rgba(0,0,0,.6);
  padding: 12px 16px;
  border: 2px solid var(--yellow);
  border-radius: 14px;
}
#sbq-next-overlay .sbq-next-title{
  color: var(--yellow);
  font-weight: 900;
  font-size: 26px;
  line-height: 1.1;
  white-space: nowrap;
}
#sbq-next-overlay .sbq-next-count{
  color: var(--yellow);
  font-weight: 900;
  font-size: 24px;
  white-space: nowrap;
}
#sbq-next-overlay .sbq-next-btn{
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--yellow);
  background: transparent;
  color: var(--yellow);
  display: grid;
  place-items: center;
  font-size: 22px;
  cursor: pointer;
}

@media (max-width: 900px){
  #story-queue-button{
    width: var(--btn-w-mobile) !important;
    height: var(--btn-h-mobile) !important;
    right: var(--sb-edge-mobile) !important;
    bottom: var(--btn-bottom-mobile) !important;
  }
  #sbq-toggle-wrap{
    right: var(--sb-edge-mobile);
    bottom: calc(var(--btn-bottom-mobile) - 6px);
    transform: translateY(100%) scale(var(--toggle-scale));
    transform-origin: top right;
  }
  #story-queue-menu{
    right: var(--sb-edge-mobile) !important;
    bottom: calc(var(--btn-bottom-mobile) + var(--btn-h-mobile) + 6px) !important;
    width: var(--menu-w-mobile) !important;
    max-height: var(--menu-maxh-mobile) !important;
    font-size: var(--menu-font-mobile);
    transform: scale(var(--menu-scale));
    transform-origin: bottom right;
  }
}

/* Click-only menu behavior */
#story-queue-menu{ display: none !important; }
body.sbq-open #story-queue-menu{ display: flex !important; }
body:not(.sbq-open) #story-queue-button:hover + #story-queue-menu{ display: none !important; }
body.sbq-open     #story-queue-button:hover + #story-queue-menu{ display: flex !important; }