/* ============================================
   Focus Audio & Ambient Floating Bar Styles
   ============================================ */

.focus-bar {
  position: fixed;
  bottom: var(--sp-4);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(26, 26, 46, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
  z-index: var(--z-fixed);
  padding: var(--sp-2) var(--sp-4);
  color: #fff;
  transition: all var(--dur-normal) cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 95vw;
}

.focus-bar:hover {
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.45);
  border-color: rgba(232, 168, 56, 0.4);
}

.focus-bar__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: nowrap;
}

.focus-bar__timer {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.focus-bar__timer-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--clr-accent);
  color: #1a1a2e;
  border: none;
  font-weight: bold;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--dur-fast);
}

.focus-bar__timer-btn:hover {
  transform: scale(1.1);
  background: #f0b74a;
}

.focus-bar__time {
  font-family: var(--ff-mono, monospace);
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  letter-spacing: 0.5px;
  color: #fff;
}

.focus-bar__mode {
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: rgba(232, 168, 56, 0.2);
  color: var(--clr-accent);
}

.focus-bar__sounds {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  overflow-x: auto;
}

.focus-sound-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur-fast);
}

.focus-sound-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

.focus-sound-btn.is-active {
  background: rgba(232, 168, 56, 0.25);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  font-weight: var(--fw-semibold);
  animation: soundPulse 2s infinite alternate;
}

@keyframes soundPulse {
  0% { border-color: rgba(232, 168, 56, 0.4); }
  100% { border-color: rgba(232, 168, 56, 1); box-shadow: 0 0 10px rgba(232, 168, 56, 0.3); }
}

@media (max-width: 768px) {
  .focus-bar {
    bottom: var(--sp-2);
    padding: var(--sp-2) var(--sp-3);
  }
  .focus-bar__sounds {
    max-width: 220px;
  }
}