/* ==========================================================================
   HUK53 — Intro mode: hidden settings bar + soundtrack mute button
   ========================================================================== */

/* ---- Floating mute button (visible to every visitor once audio plays) --- */

.intro-mute-btn {
  position: fixed;
  left: 1.25rem;
  bottom: 1.25rem;
  z-index: 200;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: rgba(11, 11, 20, 0.75);
  backdrop-filter: blur(10px);
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s var(--ease), border-color 0.2s;
  animation: intro-mute-in 0.4s var(--ease);
}
.intro-mute-btn:hover { transform: translateY(-2px); border-color: var(--pink); }

@keyframes intro-mute-in {
  from { opacity: 0; transform: translateY(10px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---- Hidden owner settings bar ------------------------------------------- */

.intro-settings-bar {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 300;
  width: min(300px, calc(100vw - 2.5rem));
  background: rgba(15, 13, 28, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem 1.3rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(14px);
  display: none;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.85rem;
}

.intro-settings-bar.is-visible { display: flex; }

.intro-settings-bar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.intro-settings-bar__head strong { font-size: 0.9rem; }

.intro-settings-bar__close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0.2rem;
}
.intro-settings-bar__close:hover { color: var(--pink); }

.intro-settings-bar__hint {
  color: var(--text-faint);
  font-size: 0.72rem;
  line-height: 1.5;
  margin: 0;
}

.intro-settings-bar__toggle {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  cursor: pointer;
  line-height: 1.4;
}

.intro-settings-bar__toggle input {
  appearance: none;
  width: 38px;
  height: 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  position: relative;
  flex: none;
  cursor: pointer;
  transition: background 0.2s;
}
.intro-settings-bar__toggle input::before {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s var(--ease);
}
.intro-settings-bar__toggle input:checked {
  background: var(--gradient-main, linear-gradient(135deg, var(--pink), var(--purple)));
}
.intro-settings-bar__toggle input:checked::before { transform: translateX(16px); }

.intro-settings-bar__status {
  color: var(--text-faint);
  font-size: 0.72rem;
}

.intro-settings-bar__reset {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--card-border);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.intro-settings-bar__reset:hover { border-color: var(--pink); color: var(--text); }