/* SJOEFF — wheel page styles. Split layout: track list (left) + wheel (right). */

:root {
  --sidebar-width: 340px;
  --wheel-size: min(92vh, 1100px);
  --wheel-center-card-w: 280px;
  --wheel-center-card-h: 140px;
  --wheel-satellite-w: 200px;
  --wheel-satellite-h: 84px;
}

/* === LAYOUT ===
   The app itself is 100vh — no page scroll. Only the sidebar list scrolls. */
.wheel-page {
  height: 100vh;
  overflow: hidden;
}

.wheel-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  flex: 1;
  min-height: 0; /* belangrijk voor overflow */
  overflow: hidden;
}

/* === SIDEBAR — track list === */
.wheel-sidebar {
  background: var(--color-bg-elevated);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.wheel-sidebar__header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.wheel-sidebar__search {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: 6px;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.85rem;
  transition: border-color var(--transition-fast);
}

.wheel-sidebar__search::placeholder {
  color: var(--color-text-dim);
}

.wheel-sidebar__search:focus {
  outline: none;
  border-color: var(--color-accent);
}

.wheel-sidebar__list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xs) 0;
}

/* Scrollbar styling */
.wheel-sidebar__list::-webkit-scrollbar {
  width: 8px;
}

.wheel-sidebar__list::-webkit-scrollbar-track {
  background: transparent;
}

.wheel-sidebar__list::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: 4px;
}

.wheel-sidebar__list::-webkit-scrollbar-thumb:hover {
  background: var(--color-border-bright);
}

.wheel-sidebar__empty {
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.wheel-sidebar__empty p {
  margin: 0 0 var(--space-sm) 0;
}

.wheel-sidebar__empty a {
  color: var(--color-accent);
  text-decoration: none;
}

.wheel-sidebar__empty a:hover {
  text-decoration: underline;
}

/* === TRACK LIST ITEM === */
.track-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.track-item:hover {
  background: var(--color-surface);
}

.track-item--active {
  background: var(--color-accent-dim);
  border-left-color: var(--color-accent);
}

.track-item--connected {
  background: var(--color-surface);
  border-left-color: var(--connection-color, var(--color-accent));
}

.track-item--dimmed {
  opacity: 0.35;
}

.track-item--no-key {
  opacity: 0.55;
}

.track-item__info {
  min-width: 0;
}

.track-item__title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}

.track-item__artist {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}

.track-item__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.track-item__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 18px;
  padding: 0 4px;
  border-radius: 3px;
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  font-weight: 600;
}

.track-item__key--unknown {
  color: var(--color-text-dim);
}

.track-item__bpm {
  color: var(--color-text-dim);
}

/* === WHEEL CONTROLS (filter panel) === */
.wheel-controls {
  position: absolute;
  top: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: rgba(244, 244, 247, 0.92);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-strong);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  max-width: calc(100% - var(--space-xl));
}

.wheel-controls__group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.wheel-controls__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.wheel-controls__mix-types {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
}

.wheel-controls__mix-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 5px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0.78;
}

.wheel-controls__mix-btn:hover {
  opacity: 1;
  border-color: var(--color-border-bright);
}

.wheel-controls__mix-btn--active {
  opacity: 1;
  background: color-mix(in srgb, var(--mix-color) 18%, var(--color-surface));
  border-color: var(--mix-color);
  color: var(--color-text);
  font-weight: 600;
}

.wheel-controls__mix-symbol {
  font-size: 0.7rem;
  color: var(--mix-color);
}

.wheel-controls__slider {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.wheel-controls__slider input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 90px;
  height: 4px;
  background: var(--color-border-strong);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.wheel-controls__slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: 0 0 8px var(--color-accent-dim);
}

.wheel-controls__slider input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}

.wheel-controls__slider-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  min-width: 28px;
  text-align: right;
  font-weight: 500;
}

.wheel-controls__reset {
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: 5px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.wheel-controls__reset:hover {
  border-color: var(--mix-jaws);
  color: var(--mix-jaws);
}

/* === WHEEL STAGE === */
.wheel-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  overflow: hidden;
  background:
    radial-gradient(ellipse at center, rgba(90, 64, 230, 0.03) 0%, transparent 60%);
}

.wheel-stage__empty {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 400px;
}

.wheel-stage__empty p {
  margin: 0 0 var(--space-sm) 0;
  font-size: 1rem;
}

.wheel-stage__empty-hint {
  font-size: 0.85rem !important;
  color: var(--color-text-dim);
  line-height: 1.6;
}

/* === WHEEL === */
.wheel {
  position: relative;
  width: var(--wheel-size);
  height: var(--wheel-size);
}

.wheel__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.wheel__nodes {
  position: absolute;
  inset: 0;
}

/* Connection line in svg */
.wheel__line {
  stroke-width: 1.5;
  stroke-linecap: round;
  fill: none;
  opacity: 0.5;
  filter: drop-shadow(0 0 4px currentColor);
}

/* Subtle wheel guide rings (visual reference) */
.wheel__ring {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 1;
  stroke-dasharray: 2 4;
  opacity: 0.4;
}

/* === CENTER CARD === */
.wheel-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: var(--wheel-center-card-w);
  min-height: var(--wheel-center-card-h);
  background: var(--color-surface-raised);
  border: 2px solid var(--color-accent);
  border-radius: 14px;
  padding: var(--space-md);
  box-shadow: 0 0 40px rgba(90, 64, 230, 0.2);
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-xs);
}

.wheel-center__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin: 0;
}

.wheel-center__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.wheel-center__artist {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wheel-center__meta {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  margin-top: var(--space-xs);
  padding-top: var(--space-xs);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.wheel-center__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 22px;
  padding: 0 var(--space-xs);
  border-radius: 5px;
  background: var(--color-bg);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.75rem;
}

/* === SATELLITE NODES (matches) === */
.wheel-node {
  position: absolute;
  width: var(--wheel-satellite-w);
  min-height: var(--wheel-satellite-h);
  background: var(--color-surface);
  border: 1.5px solid var(--node-color, var(--color-border-strong));
  border-radius: 10px;
  padding: var(--space-sm) var(--space-md);
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 2px;
  box-shadow: 0 0 16px var(--node-color-dim, transparent);
}

.wheel-node:hover {
  transform: translate(-50%, -50%) scale(1.05);
  z-index: 8;
  background: var(--color-surface-raised);
  box-shadow: 0 0 24px var(--node-color, transparent);
}

.wheel-node__mix-type {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--node-color, var(--color-text-muted));
  font-weight: 600;
}

.wheel-node__title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}

.wheel-node__artist {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wheel-node__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--color-text-muted);
}

.wheel-node__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 16px;
  padding: 0 4px;
  border-radius: 3px;
  background: var(--color-bg);
  border: 1px solid var(--node-color, var(--color-border-strong));
  color: var(--node-color, var(--color-text));
  font-weight: 600;
  font-size: 0.65rem;
}

/* BPM warning */
.wheel-node--bpm-warn .wheel-node__bottom::after {
  content: '⚠';
  margin-left: 4px;
  color: var(--mix-jaws);
}

/* === RESPONSIVE === */
@media (max-width: 1000px) {
  .wheel-layout {
    grid-template-columns: 280px 1fr;
  }
  :root {
    --sidebar-width: 280px;
    --wheel-satellite-w: 140px;
    --wheel-center-card-w: 200px;
  }
}

@media (max-width: 768px) {
  .wheel-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 260px 1fr;
  }
  .wheel-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}