/* ── Page hero ───────────────────────────────────────────────── */
/* Base .page-hero rules live in styles.css */
.preise-hero { padding-bottom: var(--space-10); }

/* ── Tab panels: show/hide ───────────────────────────────────── */
.configurator-panel,
.preise-panel { display: none; }
.configurator-panel[data-active],
.preise-panel[data-active] { display: block; }

/* ── Tab strip ───────────────────────────────────────────────── */
.tabs-section { padding-bottom: var(--space-20); }
.tabs-header {
  display: inline-flex;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  gap: var(--space-1);
  margin-bottom: var(--space-8);
}

/* ── Configurator layout ─────────────────────────────────────── */
.configurator-panel { padding-bottom: var(--space-20); }
.configurator-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-6);
  align-items: start;
}

/* ── Canvas column ───────────────────────────────────────────── */
.canvas-col { display: flex; flex-direction: column; gap: var(--space-3); }

.canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.canvas-toolbar-left, .canvas-toolbar-right { display: flex; align-items: center; gap: var(--space-2); }

.zoom-controls { gap: var(--space-1); }
.zoom-btn { padding: var(--space-2); border-radius: var(--radius-md); }
.zoom-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--clr-text-muted);
  min-width: 38px;
  text-align: center;
}

/* ── Plan stage: the viewport (clips everything) ─────────────── */
.plan-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: grab;
  /* subtle grid when no plan */
  background-image:
    linear-gradient(var(--clr-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--clr-border) 1px, transparent 1px);
  background-size: 40px 40px;
  touch-action: none; /* prevent browser pan/zoom interfering */
}
.plan-stage:active { cursor: grabbing; }

/* ── Plan world: this element is translated + scaled ─────────── */
.plan-world {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  transform-origin: 0 0;
  will-change: transform;
  /* no transition here – pan must be immediate */
}

/* ── Plan image ──────────────────────────────────────────────── */
.plan-image {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  pointer-events: none; /* image never captures pointer – stage/markers do */
  user-select: none;
}
.plan-image[hidden] { display: none; }

/* ── Marker layer: full-size, sits on top of image ───────────── */
.marker-layer {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none; /* layer itself is transparent; markers opt-in below */
}

/* ── Empty state overlay (outside world, won't scale) ────────── */
.canvas-empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  text-align: center;
  color: var(--clr-text-muted);
  pointer-events: none; /* let clicks fall through to stage… */
  z-index: 10;
}
/* …except the label/button inside */
.canvas-empty-state label,
.canvas-empty-state a { pointer-events: auto; }
.canvas-empty-state p { font-size: var(--text-sm); max-width: 28ch; }
.canvas-empty-state[hidden] { display: none; }

/* PDF notice */
.canvas-pdf-notice {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  text-align: center;
  background: rgba(13,15,20,.85);
  backdrop-filter: blur(4px);
  padding: var(--space-8);
}
.canvas-pdf-notice p {
  font-size: var(--text-sm);
  color: var(--clr-warn);
  max-width: 32ch;
  line-height: 1.6;
}
.canvas-pdf-notice[hidden] { display: none; }

/* ── FOV layer (SVG, scales with plan-world) ─────────────────── */
.fov-layer {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  overflow: visible;
}

/* ── Markers ─────────────────────────────────────────────────── */
/*
  Markers are positioned at (x%,y%) within .marker-layer (world coords).
  JS applies:  translateX(-50%) translateY(-50%) scale(1/zoom)
  so the icon stays screen-size-constant regardless of zoom.
*/
.plan-marker {
  position: absolute;
  width: 36px; height: 36px;
  /* transform set entirely by JS – do not add transform here */
  transform-origin: center center;
  cursor: grab;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(13,15,20,.85);
  border: 2px solid var(--accent);
  box-shadow: 0 0 10px rgba(61,133,255,.4);
  transition: box-shadow 120ms, border-color 120ms;
  pointer-events: auto; /* opt into events (layer has none) */
  touch-action: none;
  user-select: none;
  z-index: 5;
  z-index: 10;
  touch-action: none;
  user-select: none;
}
.plan-marker:hover,
.plan-marker.is-active {
  box-shadow: 0 0 18px rgba(61,133,255,.7);
  border-color: var(--accent-light);
}
.plan-marker:active { cursor: grabbing; }
.plan-marker svg { pointer-events: none; }

/* Rotation ring (visible only when marker is active + has FOV) */
.rotation-ring {
  position: absolute;
  top: 50%; left: 50%;
  width: 56px; height: 56px;
  transform: translate(-50%, -50%);
  border: 1.5px dashed rgba(61,133,255,0.55);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

/* Drag handle on the rotation ring */
.rotation-handle {
  position: absolute;
  top: 50%; left: 50%;
  /* transform set by JS to orbit the ring */
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 0 6px rgba(61,133,255,.6);
  cursor: grab;
  pointer-events: auto;
  touch-action: none;
  transition: transform 0ms; /* no transition – must follow pointer exactly */
}
.rotation-handle:active { cursor: grabbing; }

/* Marker tooltip */
.marker-tooltip {
  position: absolute;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
  pointer-events: auto;
}
.marker-tooltip[hidden] { display: none; }
.marker-tooltip-name { color: var(--clr-text); }
.marker-tooltip-rot {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  min-width: 30px;
  text-align: right;
}
.marker-tooltip-rot[hidden] { display: none; }
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: var(--radius-sm);
  background: rgba(239,68,68,.15);
  color: var(--clr-danger);
  border: 1px solid rgba(239,68,68,.3);
  cursor: pointer;
  transition: background var(--duration);
}
.btn-icon:hover { background: rgba(239,68,68,.3); }
.btn-icon:focus-visible { outline: 2px solid var(--clr-danger); outline-offset: 2px; }

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar-col { display: flex; flex-direction: column; gap: var(--space-5); }

/* Catalog */
.catalog { padding: var(--space-5); }
.catalog-heading {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.catalog-list { display: flex; flex-direction: column; gap: var(--space-2); }

.catalog-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration);
}
.catalog-item:hover { border-color: rgba(61,133,255,.3); }

.catalog-icon {
  width: 32px; height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(61,133,255,.1);
  color: var(--accent-light);
}
.catalog-info { flex: 1; min-width: 0; }
.catalog-name { font-size: var(--text-sm); font-weight: 600; color: var(--clr-text); }
.catalog-price { font-size: var(--text-xs); color: var(--clr-text-muted); }

.catalog-add {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: var(--radius-sm);
  background: rgba(61,133,255,.12);
  color: var(--accent-light);
  border: 1px solid rgba(61,133,255,.25);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  transition: background var(--duration), color var(--duration);
  flex-shrink: 0;
}
.catalog-add:hover { background: var(--accent); color: #fff; }
.catalog-add:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Cart */
.cart { padding: var(--space-5); }
.cart-heading {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}
.cart-empty { font-size: var(--text-sm); color: var(--clr-text-muted); padding-block: var(--space-3); }
.cart-list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }

.cart-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--clr-border);
}
.cart-item-name { flex: 1; font-size: var(--text-sm); font-weight: 600; }
.cart-item-price { font-size: var(--text-xs); color: var(--clr-text-muted); min-width: 60px; text-align: right; }

.qty-control {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.qty-btn {
  width: 22px; height: 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  background: var(--clr-surface-2);
  color: var(--clr-text);
  font-size: var(--text-sm);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--duration), border-color var(--duration);
}
.qty-btn:hover { background: var(--clr-surface); border-color: rgba(255,255,255,.2); }
.qty-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.qty-value { font-size: var(--text-sm); font-weight: 700; min-width: 18px; text-align: center; }

/* Total */
.cart-total { margin-block: var(--space-4); }
.cart-total-base, .cart-total-devices, .cart-total-final {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  padding-block: var(--space-2);
}
.cart-total-base { color: var(--clr-text-muted); }
.cart-total-devices { color: var(--clr-text-muted); }
.cart-total-devices[hidden] { display: none; }
.cart-total-final { font-weight: 700; font-size: var(--text-base); }
.cart-total-price { font-size: var(--text-xl); color: var(--accent-light); }
.cart-total-hint { margin-top: var(--space-2); display: block; }

.cart-actions { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-4); }
.cart-actions .btn-ghost { align-self: center; font-size: var(--text-xs); }

/* ── Preise panel ────────────────────────────────────────────── */
.preise-panel { padding-block: var(--space-8) var(--space-20); }
.preise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}
.preise-card { display: flex; flex-direction: column; gap: var(--space-4); position: relative; }
.preise-card--featured {
  border-color: rgba(61,133,255,.5);
  box-shadow: var(--shadow-lg), var(--shadow-accent);
}
.preise-card-badge { align-self: flex-start; }
.preise-card h3 { font-size: var(--text-2xl); margin: 0; }
.preise-card-sub { font-size: var(--text-sm); color: var(--clr-text-muted); margin: 0; }
.preise-card-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-3);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.price-amount { font-size: var(--text-4xl); font-weight: 800; letter-spacing: -0.03em; }
.price-unit   { font-size: var(--text-sm); color: var(--clr-text-muted); }

.preise-features { display: flex; flex-direction: column; gap: var(--space-2); flex: 1; }
.preise-features li {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.5;
}
.preise-features li span { color: var(--clr-success); font-weight: 700; flex-shrink: 0; }
.preise-features li.muted span { color: var(--clr-text-muted); }
.preise-features li.muted { opacity: 0.5; }
.preise-cta { margin-top: auto; }
.preise-note { margin-top: var(--space-4); }
.preise-note a { color: var(--accent-light); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .configurator-layout { grid-template-columns: 1fr 300px; }
}
@media (max-width: 900px) {
  .configurator-layout { grid-template-columns: 1fr; }
  .plan-stage { aspect-ratio: 3 / 2; }
  .preise-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
}
@media (max-width: 600px) {
  .plan-stage { aspect-ratio: 1; }
  .canvas-toolbar { flex-direction: column; align-items: flex-start; }
}