/* ═══════════════════════════════════════════════════════════════════
   AURALIS · CategoryView (Task N3)
   ───────────────────────────────────────────────────────────────────
   Per-use-case sounds list: header + InfoPanel + 2-col grid.
   ═══════════════════════════════════════════════════════════════════ */

.cv-screen {
  padding: 8px 0 40px;
  animation: cvFadeIn 0.3s ease;
}

.cv-loading {
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ═══ HEADER ═══ */
.cv-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding: 0 4px;
}

.cv-back {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: var(--radius-icon);
  display: grid;
  place-items: center;
  color: var(--text);
  cursor: pointer;
}
[data-theme="light"] .cv-back,
:root:not([data-theme]) .cv-back {
  background: var(--surface);
  box-shadow: var(--shadow-card-sm);
}
[data-theme="dark"] .cv-back {
  background: hsl(220 25% 8% / 0.7);
  backdrop-filter: blur(8px);
}
.cv-back:active { transform: scale(0.96); }
.cv-back svg { width: 20px; height: 20px; }

.cv-header-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cv-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.2;
}
.cv-icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--accent);
}
[data-theme="dark"] .cv-icon { color: hsl(var(--hue3) 70% 70%); }
.cv-icon svg { width: 22px; height: 22px; }
.cv-title-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.cv-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ═══ INFO SLOT (InfoPanel injected тук) ═══ */
.cv-info-slot {
  margin-bottom: 20px;
}
.cv-info-fallback {
  padding: 14px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-size: 13.5px;
  line-height: 1.5;
}
.cv-info-fallback ul {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ═══ SOUNDS SECTION ═══ */
.cv-sounds-section {
  margin-top: 8px;
}

.cv-section-title {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.005em;
  color: var(--text);
  margin: 4px 4px 12px;
  padding: 0 4px;
}

.cv-sound-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.cv-sound-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 12px;
  min-height: 124px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  color: var(--text);
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease);
}
.cv-sound-card > * { position: relative; z-index: 5; }
.cv-sound-card:active { transform: scale(0.98); }
@media (hover: hover) and (pointer: fine) {
  .cv-sound-card:hover {
    box-shadow: var(--shadow-card), 0 0 0 2px hsl(var(--hue1) 60% 55% / 0.4);
  }
}
.cv-sound-card:focus { outline: none; }
.cv-sound-card:focus-visible {
  outline: 2px solid hsl(var(--hue1) 70% 55%);
  outline-offset: 3px;
}

.cv-sound-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.cv-sound-title {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.25;
  letter-spacing: -0.005em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cv-sound-subtitle {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cv-sound-duration {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.cv-sound-play {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-icon);
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, hsl(var(--hue1) 70% 55%), hsl(var(--hue2) 65% 55%));
  color: white;
  box-shadow:
    0 4px 12px hsl(var(--hue1) 60% 45% / 0.4),
    inset 0 1px 0 hsl(0 0% 100% / 0.2);
  z-index: 6;
}
.cv-sound-play svg { width: 14px; height: 14px; margin-left: 1px; }

/* ═══ EMPTY STATE ═══ */
.cv-empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
  border-radius: var(--radius-sm);
}
[data-theme="light"] .cv-empty,
:root:not([data-theme]) .cv-empty {
  background: var(--surface);
  box-shadow: var(--shadow-card-sm);
}
[data-theme="dark"] .cv-empty {
  background: hsl(220 25% 6% / 0.5);
}

@keyframes cvFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .cv-screen { animation: none; }
}