/* ============================================================
   JOER — хедер: селектор темы и интенсивности (T-05)
   ============================================================ */

.header-tools {
  flex: 0 0 auto;
  margin-left: var(--sp-3);
}

@media (max-width: 760px) {
  .header-tools {
    margin-left: auto;
  }
}

.theme-picker {
  position: relative;
}

.theme-picker-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: var(--touch);
  padding: 0 var(--sp-3);
  border-radius: var(--r-pill);
  border: 1px solid color-mix(in oklab, var(--border) 85%, transparent);
  background: color-mix(in oklab, var(--surface) 55%, transparent);
  color: var(--text-muted);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  transition:
    color var(--dur-2) var(--ease-soft),
    border-color var(--dur-2) var(--ease-soft),
    background-color var(--dur-2) var(--ease-soft);
}

.theme-picker-btn:hover {
  color: var(--text);
  border-color: color-mix(in oklab, var(--accent) 45%, var(--border));
}

.theme-picker[data-open="true"] .theme-picker-btn {
  color: var(--text);
  border-color: color-mix(in oklab, var(--accent) 60%, transparent);
}

.theme-picker-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px color-mix(in oklab, var(--accent) 60%, transparent);
}

.theme-picker-caret {
  width: 16px;
  height: 16px;
  color: var(--text-faint);
  transition: transform var(--dur-2) var(--ease-out);
}

.theme-picker[data-open="true"] .theme-picker-caret {
  transform: rotate(180deg);
}

/* --- Меню --- */
.theme-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: var(--z-overlay);
  display: grid;
  gap: 2px;
  width: min(290px, calc(100vw - 32px));
  padding: var(--sp-2);
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in oklab, var(--border-strong) 70%, transparent);
  background: color-mix(in oklab, var(--bg-1) 92%, transparent);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  box-shadow: var(--shadow-3);
}

@media (prefers-reduced-motion: no-preference) {
  .theme-menu {
    animation: menu-in var(--dur-2) var(--ease-out);
  }

  @keyframes menu-in {
    from {
      opacity: 0;
      transform: translateY(-6px) scale(0.98);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}

.theme-option {
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: var(--sp-3);
  min-height: var(--touch);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-md);
  text-align: left;
  color: var(--text-muted);
  transition: background-color var(--dur-2) var(--ease-soft), color var(--dur-2) var(--ease-soft);
}

.theme-option:hover {
  background: color-mix(in oklab, var(--surface-2) 80%, transparent);
  color: var(--text);
}

.theme-option[aria-checked="true"] {
  background: color-mix(in oklab, var(--accent) 16%, transparent);
  color: var(--text);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--accent) 40%, transparent);
}

.theme-option-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 0.14);
}

.theme-option-dot--auto {
  background: conic-gradient(#8b7cf6, #22d3ee, #fbbf24, #c9536b, #8b7cf6);
}

.theme-option-dot--lounge { background: linear-gradient(130deg, #8b7cf6, #5eead4); }
.theme-option-dot--club { background: linear-gradient(130deg, #ff2ec4, #22d3ee); }
.theme-option-dot--romantic { background: linear-gradient(130deg, #f472b6, #fbbf24); }
.theme-option-dot--space { background: linear-gradient(130deg, #60a5fa, #7dd3fc); }
.theme-option-dot--velvet { background: linear-gradient(130deg, #d4a24e, #c9536b); }

.theme-option-text {
  display: grid;
  gap: 1px;
  min-width: 0;
}

.theme-option-text strong {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

.theme-option-text small {
  color: var(--text-faint);
  font-size: var(--fs-2xs);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Интенсивность атмосферы --- */
.theme-intensity {
  margin-top: var(--sp-2);
  padding: var(--sp-3) var(--sp-3) var(--sp-2);
  border-top: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
}

.theme-intensity-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
  margin-bottom: var(--sp-1);
}

.theme-intensity-head label {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.02em;
}

.theme-intensity-head output {
  color: var(--accent-2);
  font-size: var(--fs-xs);
}

.theme-intensity input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 28px;
  background: transparent;
  cursor: pointer;
}

.theme-intensity input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--accent) var(--volume-fill, 75%), color-mix(in oklab, var(--border-strong) 90%, transparent) var(--volume-fill, 75%));
}

.theme-intensity input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  margin-top: -5px;
  border-radius: 50%;
  background: var(--text);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 25%, transparent);
}

.theme-intensity input[type="range"]::-moz-range-track {
  height: 4px;
  border-radius: var(--r-pill);
  background: color-mix(in oklab, var(--border-strong) 90%, transparent);
}

.theme-intensity input[type="range"]::-moz-range-progress {
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--accent);
}

.theme-intensity input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 0;
  border-radius: 50%;
  background: var(--text);
}

.theme-intensity-hint {
  margin-top: var(--sp-1);
  color: var(--text-faint);
  font-size: var(--fs-2xs);
  line-height: 1.45;
}

/* --- Качество сцены и спокойный режим --- */
.theme-settings {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
  padding: var(--sp-3);
  border-top: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
}

.theme-settings-row {
  display: grid;
  gap: var(--sp-2);
}

.theme-settings-label {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.02em;
}

.seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-1);
  padding: 3px;
  border-radius: var(--r-md);
  background: color-mix(in oklab, var(--surface-2) 80%, transparent);
}

.seg-btn {
  min-height: var(--touch);
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  transition: background-color var(--dur-2) var(--ease-soft), color var(--dur-2) var(--ease-soft);
}

.seg-btn:hover {
  color: var(--text);
  background: color-mix(in oklab, var(--surface-3) 70%, transparent);
}

.seg-btn[aria-checked="true"] {
  color: var(--accent-ink);
  background: linear-gradient(135deg, var(--accent), color-mix(in oklab, var(--accent) 55%, var(--accent-2)));
  box-shadow: var(--shadow-1);
}

.switch {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--sp-3);
  min-height: var(--touch);
  cursor: pointer;
}

.switch input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.switch-box {
  position: relative;
  width: 40px;
  height: 24px;
  border-radius: var(--r-pill);
  background: color-mix(in oklab, var(--border-strong) 90%, transparent);
  transition: background-color var(--dur-2) var(--ease-soft);
}

.switch-box::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text);
  transition: transform var(--dur-2) var(--ease-out);
}

.switch input:checked + .switch-box {
  background: var(--accent);
}

.switch input:checked + .switch-box::after {
  transform: translateX(16px);
}

.switch input:focus-visible + .switch-box {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.switch-text {
  display: grid;
  gap: 1px;
  min-width: 0;
}

.switch-text strong {
  color: var(--text);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

.switch-text small {
  color: var(--text-faint);
  font-size: var(--fs-2xs);
  line-height: 1.45;
}