/* planner.css — Plan den Raum · Editor-Oberfläche.
   Ruhiges Werkzeug-Grau, Petrol als Akzent, warme Flächen. */

:root {
  --accent: #0e7c86;
  --accent-d: #0a636b;
  --accent-l: #e6f3f4;
  --warn: #e4572e;
  --gold: #d99a00;
  --ink: #1f242b;
  --ink-2: #4b535d;
  --muted: #757e89;
  --line: #e3e7ea;
  --line-2: #eef1f3;
  --bg: #f1f3f4;
  --panel: #fff;
  --tool: #23282e;
  --shadow-s: 0 1px 3px rgba(20, 30, 40, .08);
  --shadow: 0 6px 22px rgba(20, 30, 40, .12);
  --shadow-l: 0 18px 50px rgba(20, 30, 40, .22);
  --r: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
/* Muss vor allen display-Regeln stehen: sonst überschreibt z. B.
   `.walk-hint{display:flex}` das hidden-Attribut. */
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; overflow: hidden; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
button { font-family: inherit; }
kbd {
  background: #eef1f3; border: 1px solid #d8dee3; border-bottom-width: 2px; border-radius: 4px;
  padding: 1px 5px; font: 11px ui-monospace, monospace; margin: 0 1px;
}

#app {
  display: grid;
  grid-template-columns: 78px 1fr 320px;
  grid-template-rows: 56px 1fr;
  grid-template-areas: "top top top" "tools stage side";
  height: 100vh;
}

/* ---------- Topbar ---------- */
.topbar {
  grid-area: top; display: flex; align-items: center; gap: 8px;
  padding: 0 12px; background: var(--panel); border-bottom: 1px solid var(--line); z-index: 30;
  overflow-x: auto; scrollbar-width: none;
}
.topbar::-webkit-scrollbar { display: none; }
.brand { display: flex; align-items: center; gap: 7px; color: var(--accent); flex-shrink: 0; }
.brand .logo { display: flex; }
.brand-txt { font-size: 16px; font-weight: 500; letter-spacing: -.01em; white-space: nowrap; }
.brand-txt b { font-weight: 800; }
.proj-name {
  border: 1px solid transparent; background: transparent; font: 600 13.5px var(--font);
  padding: 6px 9px; border-radius: 7px; width: 150px; color: var(--ink); min-width: 90px;
}
.proj-name:hover { background: var(--line-2); }
.proj-name:focus { outline: none; border-color: var(--accent); background: #fff; }
.spacer { flex: 1 1 auto; min-width: 4px; }
.tgroup {
  display: flex; gap: 4px; align-items: center; padding-left: 8px;
  border-left: 1px solid var(--line); flex-shrink: 0;
}
.tgroup:first-of-type { border-left: 0; padding-left: 0; }

.ico {
  width: 32px; height: 32px; border: 0; background: transparent; border-radius: 8px;
  font-size: 16px; cursor: pointer; color: var(--ink-2); display: grid; place-items: center;
  transition: background .12s, color .12s;
}
.ico:hover { background: var(--line-2); color: var(--ink); }
.ico:active { transform: translateY(.5px); }

.chip {
  border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 6px 11px; font: 600 12.5px var(--font); cursor: pointer; color: var(--muted);
  display: inline-flex; align-items: center; gap: 5px; white-space: nowrap;
  transition: all .13s;
}
.chip:hover { border-color: #c8d0d5; color: var(--ink); }
.chip.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.chip.locked::after { content: "🔒"; font-size: 10px; opacity: .75; }
.layers .chip { padding: 6px 9px; font-size: 15px; }
.lang-switch { gap: 2px; }
.lang-flag {
  border: 1px solid transparent; background: transparent; border-radius: 8px;
  padding: 3px 5px; font-size: 17px; line-height: 1; cursor: pointer;
  filter: grayscale(1) opacity(.55); transition: filter .13s, border-color .13s, background .13s;
}
.lang-flag:hover { filter: grayscale(0) opacity(1); background: var(--line-2); }
.lang-flag.on { filter: grayscale(0) opacity(1); border-color: var(--accent); background: var(--accent-l); }
.mini-select {
  border: 1px solid var(--line); border-radius: 7px; padding: 5px 4px;
  font: 12px var(--font); color: var(--ink-2); background: #fff; cursor: pointer;
}
.pkg-badge {
  background: linear-gradient(135deg, var(--accent), #13a2ae); color: #fff;
  font: 700 10.5px var(--font); padding: 4px 9px; border-radius: 999px;
  letter-spacing: .03em; text-transform: uppercase;
}

/* ---------- Werkzeugleiste ---------- */
.toolbar {
  grid-area: tools; background: var(--tool); display: flex; flex-direction: column;
  gap: 2px; padding: 8px 7px; z-index: 20; overflow-y: auto; scrollbar-width: none;
}
.toolbar::-webkit-scrollbar { display: none; }
.tool {
  border: 0; background: transparent; color: #b9c0c7; border-radius: 9px;
  padding: 9px 2px; cursor: pointer; display: flex; flex-direction: column;
  align-items: center; gap: 3px; transition: background .13s, color .13s;
}
.tool span { font-size: 19px; line-height: 1.1; }
.tool i { font-size: 9.5px; font-style: normal; letter-spacing: .01em; }
.tool:hover { background: rgba(255, 255, 255, .09); color: #fff; }
.tool.active { background: var(--accent); color: #fff; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12); }

/* ---------- Bühne ---------- */
.stage { grid-area: stage; position: relative; overflow: hidden; background: #fbfaf8; }
#canvas2d, #canvas3d { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
.hint {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%) translateY(-6px);
  background: rgba(31, 36, 43, .93); color: #fff; padding: 8px 15px; border-radius: 999px;
  font-size: 12.5px; pointer-events: none; opacity: 0; transition: opacity .22s, transform .22s;
  max-width: min(84%, 620px); text-align: center; z-index: 6; box-shadow: var(--shadow);
}
.hint.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.exit3d {
  position: absolute; top: 14px; left: 14px; z-index: 7; border: 1px solid var(--line);
  background: rgba(255, 255, 255, .95); color: var(--ink); border-radius: 999px;
  padding: 8px 15px; font: 600 13px var(--font); cursor: pointer; box-shadow: var(--shadow);
}
.exit3d:hover { background: #fff; border-color: var(--accent); color: var(--accent); }
.walk-hint {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: rgba(255, 255, 255, .96); border: 1px solid var(--line); box-shadow: var(--shadow);
  padding: 10px 16px; border-radius: 12px; font-size: 12.5px; z-index: 7;
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap; justify-content: center;
}
.walk-hint strong { font-size: 12.5px; }
.btn.small { padding: 5px 10px; font-size: 12px; }
.scalebar {
  position: absolute; bottom: 14px; left: 16px; font: 11px ui-monospace, monospace; color: var(--ink-2);
  background: rgba(255, 255, 255, .88); padding: 4px 9px; border-radius: 7px;
  display: flex; align-items: center; gap: 8px; z-index: 5; box-shadow: var(--shadow-s);
}
.scaleline { width: 60px; height: 5px; border: 1px solid var(--ink-2); border-top: 0; }
body.is3d .scalebar { display: none; }

/* ---------- Seitenleiste ---------- */
.side {
  grid-area: side; background: var(--panel); border-left: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden;
}
.tabs {
  display: flex; border-bottom: 1px solid var(--line); background: #fafbfc;
  overflow-x: auto; scrollbar-width: none; flex-shrink: 0;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  border: 0; background: transparent; padding: 11px 10px; font: 600 12px var(--font);
  color: var(--muted); cursor: pointer; white-space: nowrap; border-bottom: 2px solid transparent;
  transition: color .12s, border-color .12s;
}
.tab:hover { color: var(--ink); }
.tab.on { color: var(--accent); border-bottom-color: var(--accent); background: #fff; }
.tabpane { padding: 14px; overflow-y: auto; flex: 1; }
.tabpane h3 {
  margin: 0 0 12px; font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .06em; color: var(--muted); font-weight: 700;
}
.sub-h {
  margin: 18px 0 8px; font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); font-weight: 700;
}
.empty { color: var(--muted); font-size: 13px; line-height: 1.6; }
.tip { color: var(--muted); font-size: 11.5px; line-height: 1.5; margin: 8px 0 0; }
.pane-lead { font-size: 13px; color: var(--ink-2); margin: 0 0 12px; line-height: 1.5; }

/* ---------- Einstieg / Onboarding ---------- */
.onboard { display: flex; flex-direction: column; gap: 11px; }
.onboard-step {
  display: flex; gap: 11px; align-items: flex-start; font-size: 12.8px;
  line-height: 1.5; color: var(--ink-2);
}
.onboard-step b {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-l); color: var(--accent); display: grid; place-items: center;
  font-size: 12px; font-weight: 800;
}
.onboard-step strong { color: var(--ink); }

/* ---------- Formularfelder ---------- */
.props-body { display: flex; flex-direction: column; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 11px; color: var(--muted); font-weight: 700; letter-spacing: .01em; }
.field label b { color: var(--accent); font-weight: 800; }
.field input, .field select {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 9px;
  font: 13px var(--font); color: var(--ink); background: #fff; width: 100%;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-l); }
.field input[type="color"] { padding: 3px; height: 34px; cursor: pointer; }
.field input[type="range"] { padding: 0; accent-color: var(--accent); height: 22px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.mini-row { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; margin-top: 2px; }
.mini {
  border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 4px 7px;
  font: 600 11px var(--font); color: var(--ink-2); cursor: pointer; min-width: 30px;
}
.mini:hover { border-color: var(--accent); color: var(--accent); }
.mini.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.mini-unit { font-size: 10.5px; color: var(--muted); }
.swatches { display: flex; flex-wrap: wrap; gap: 6px; }
.swatch {
  width: 25px; height: 25px; border-radius: 50%; border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--line); cursor: pointer; transition: transform .1s;
}
.swatch:hover { transform: scale(1.12); }
.swatch.on { box-shadow: 0 0 0 2.5px var(--accent); }
.seg { display: flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button {
  flex: 1; border: 0; background: #fff; padding: 8px 4px; font: 600 12px var(--font);
  cursor: pointer; color: var(--muted); border-right: 1px solid var(--line);
}
.seg button:last-child { border-right: 0; }
.seg button:hover { background: var(--line-2); color: var(--ink); }
.seg button.on { background: var(--accent); color: #fff; }
.stat-row {
  display: flex; justify-content: space-between; font-size: 12.5px;
  padding: 7px 10px; background: #f8fafb; border-radius: 7px; color: var(--ink-2);
}
.stat-row b { color: var(--ink); }

.btn {
  border: 0; border-radius: 8px; padding: 9px 13px; font: 600 13px var(--font); cursor: pointer;
  transition: background .13s, transform .08s;
}
.btn:active { transform: translateY(.5px); }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-d); }
.btn.ghost { background: #eef1f3; color: var(--ink); }
.btn.ghost:hover { background: #e3e8ec; }
.btn.danger { background: #fdeceb; color: #c0392b; }
.btn.danger:hover { background: #f9dad8; }
.btn.wide { width: 100%; }
.btn[disabled] { opacity: .55; cursor: default; }
.btn-row { display: flex; gap: 7px; margin-top: 4px; }
.btn-row .btn { flex: 1; }

/* Wandliste im Raum-Formular */
.walls { display: flex; flex-direction: column; gap: 6px; }
.wall-row {
  display: grid; grid-template-columns: 22px 1fr 1fr; gap: 6px; align-items: center;
  background: #f8fafb; padding: 6px 7px; border-radius: 8px;
}
.wall-idx {
  width: 20px; height: 20px; border-radius: 5px; background: var(--accent-l); color: var(--accent);
  font: 700 10.5px var(--font); display: grid; place-items: center;
}
.wall-row label { display: flex; align-items: center; gap: 3px; font-size: 10px; color: var(--muted); font-weight: 700; }
.wall-row input { width: 100%; padding: 5px 6px; font-size: 12px; border: 1px solid var(--line); border-radius: 6px; }
.wall-row input:focus { outline: none; border-color: var(--accent); }
.wall-row i { font-style: normal; font-size: 10px; color: var(--muted); }

/* ---------- Möbel-Bibliothek ---------- */
.cats { margin-bottom: 10px; }
.lib-search {
  width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px;
  font: 13px var(--font); margin-bottom: 8px;
}
.lib-search:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-l); }
.cat-row { display: flex; flex-wrap: wrap; gap: 5px; }
.cat {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 5px 10px;
  font: 600 11.5px var(--font); cursor: pointer; color: var(--muted);
}
.cat:hover { border-color: var(--accent); color: var(--accent); }
.cat.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.items { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.libitem {
  border: 1px solid var(--line); border-radius: 10px; padding: 8px 6px; cursor: pointer;
  background: #fff; display: flex; flex-direction: column; align-items: center; gap: 2px;
  transition: border-color .12s, transform .1s, box-shadow .12s;
}
.libitem:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-s); }
.libitem .glyph { height: 76px; display: grid; place-items: center; }
.libitem .nm { font-size: 11.5px; color: var(--ink); line-height: 1.25; text-align: center; }
.libitem .dim { font-size: 10px; color: var(--muted); }

/* ---------- Design-Stile ---------- */
.style-card {
  border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 12px;
  background: #fff; box-shadow: var(--shadow-s);
}
.style-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.style-head b { font-size: 14px; display: block; }
.style-head small { color: var(--muted); font-size: 11.5px; }
.pal { display: flex; gap: 3px; flex-shrink: 0; }
.pal span { width: 15px; height: 24px; border-radius: 3px; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .08); }
.style-desc { font-size: 12.5px; color: var(--ink-2); line-height: 1.55; margin: 9px 0 6px; }
.style-why {
  font-size: 12px; color: var(--accent); background: var(--accent-l); padding: 7px 9px;
  border-radius: 7px; margin: 0 0 8px; line-height: 1.45;
}
.style-meta { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 7px; }
.style-meta span {
  font-size: 10.5px; background: #f2f4f6; color: var(--ink-2);
  padding: 3px 7px; border-radius: 999px;
}
.style-light { font-size: 11.5px; color: var(--muted); margin: 0 0 8px; }
.style-tips { margin: 0 0 10px; padding-left: 17px; font-size: 12px; color: var(--ink-2); line-height: 1.5; }
.style-tips li { margin-bottom: 3px; }
.rule { border-left: 3px solid var(--accent-l); padding: 2px 0 2px 10px; margin-bottom: 10px; }
.rule b { font-size: 12.5px; }
.rule p { font-size: 12px; color: var(--ink-2); margin: 2px 0 0; line-height: 1.5; }

/* ---------- Licht & Strom ---------- */
.big-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.act-card {
  border: 1px solid var(--line); background: #fff; border-radius: 11px; padding: 12px 10px;
  cursor: pointer; text-align: left; display: flex; flex-direction: column; gap: 3px;
  transition: border-color .12s, transform .1s, box-shadow .12s;
}
.act-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-s); }
.act-card.wide-card { grid-column: 1 / -1; background: linear-gradient(135deg, #fff, var(--accent-l)); }
.act-ico { font-size: 20px; }
.act-card b { font-size: 12.8px; }
.act-card small { font-size: 11px; color: var(--muted); line-height: 1.4; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-bottom: 12px; }
.stat-grid div {
  background: #f8fafb; border-radius: 9px; padding: 9px 6px; text-align: center;
}
.stat-grid b { display: block; font-size: 18px; color: var(--accent); }
.stat-grid span { font-size: 10.5px; color: var(--muted); }
.cost-box { border: 1px solid var(--line); border-radius: 10px; padding: 11px; margin-bottom: 12px; }
.cost-head { display: flex; justify-content: space-between; align-items: baseline; }
.cost-head span { font-size: 16px; font-weight: 800; color: var(--accent); }
.report { display: flex; flex-direction: column; gap: 12px; }
.report-block { border-top: 1px solid var(--line); padding-top: 11px; }
.report-block h4 { margin: 0 0 7px; font-size: 12.8px; }
.report-kpis { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 8px; }
.report-kpis span {
  font: 600 10.5px ui-monospace, monospace; background: var(--accent-l); color: var(--accent-d);
  padding: 3px 7px; border-radius: 5px;
}
.report-block p { font-size: 12px; color: var(--ink-2); line-height: 1.55; margin: 0 0 7px; }
.prod-card { border: 1px solid var(--line); border-radius: 9px; padding: 10px; background: #fafbfc; }
.prod-name { font-size: 12.8px; font-weight: 700; }
.prod-meta { font-size: 11px; color: var(--muted); margin-top: 2px; }
.prod-price { font-size: 14px; font-weight: 800; color: var(--accent); margin-top: 5px; }
.prod-price span { font-size: 10px; font-weight: 500; color: var(--muted); }
.shops { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 6px; }
.shops a { font-size: 11px; color: var(--accent); text-decoration: none; border-bottom: 1px dotted var(--accent); }
.shops a:hover { border-bottom-style: solid; }

/* ---------- Pakete ---------- */
.pkg-card { border: 1px solid var(--line); border-radius: 12px; padding: 13px; margin-bottom: 11px; }
.pkg-card.on { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-l); }
.pkg-head { display: flex; justify-content: space-between; align-items: baseline; }
.pkg-head b { font-size: 15px; }
.pkg-head span { font-size: 12.5px; font-weight: 700; color: var(--accent); }
.pkg-claim { font-size: 12px; color: var(--muted); margin: 3px 0 8px; line-height: 1.45; }
.pkg-card ul { margin: 0 0 11px; padding-left: 17px; font-size: 12px; color: var(--ink-2); line-height: 1.55; }
.gate { text-align: center; padding: 26px 14px; }
.gate-ico { font-size: 30px; display: block; margin-bottom: 9px; }
.gate b { font-size: 14px; display: block; margin-bottom: 6px; }
.gate p { font-size: 12.5px; color: var(--muted); line-height: 1.55; margin: 0 0 14px; }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; background: rgba(24, 30, 38, .5); z-index: 90;
  display: grid; place-items: center; padding: 20px; backdrop-filter: blur(3px);
}
.modal-box {
  background: #fff; border-radius: 15px; box-shadow: var(--shadow-l); width: min(430px, 94vw);
  max-height: 88vh; overflow-y: auto; padding: 0 18px 18px;
}
.modal-box.wide-box { width: min(680px, 95vw); }
.modal-box header {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 15px 0 12px; position: sticky; top: 0; background: #fff;
  border-bottom: 1px solid var(--line); margin-bottom: 14px; z-index: 2;
}
.modal-box h3 { margin: 0; font-size: 16px; }
.modal-x, .modal-x2 { border: 0; background: transparent; font-size: 24px; cursor: pointer; color: var(--muted); line-height: 1; }
.modal-x:hover { color: var(--ink); }
.up-body { font-size: 13px; color: var(--ink-2); line-height: 1.6; margin: 0 0 11px; }
.up-list { margin: 0 0 15px; padding-left: 18px; font-size: 12.5px; color: var(--ink-2); line-height: 1.6; }
.menu-list { display: flex; flex-direction: column; gap: 5px; }
.menu-list button {
  border: 1px solid var(--line); background: #fff; border-radius: 9px; padding: 11px 13px;
  font: 600 13px var(--font); cursor: pointer; text-align: left; color: var(--ink);
}
.menu-list button:hover { border-color: var(--accent); background: var(--accent-l); }
.modal-filters { display: flex; gap: 10px; align-items: center; margin-bottom: 11px; flex-wrap: wrap; }
.modal-filters input[type="search"] {
  flex: 1; min-width: 150px; border: 1px solid var(--line); border-radius: 8px;
  padding: 8px 10px; font: 13px var(--font);
}
.modal-filters label { font-size: 12px; color: var(--ink-2); display: flex; align-items: center; gap: 5px; }
.lamp-list { display: flex; flex-direction: column; gap: 5px; max-height: 52vh; overflow-y: auto; }
.lamp-row {
  display: flex; align-items: center; gap: 10px; border: 1px solid var(--line);
  border-radius: 9px; padding: 9px 11px; background: #fff; cursor: pointer; text-align: left; width: 100%;
}
.lamp-row:hover { border-color: var(--accent); background: #fbfdfd; }
.lamp-row.on { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-l); }
.lamp-dot { width: 13px; height: 13px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .12); flex-shrink: 0; }
.lamp-main { flex: 1; font-size: 12.8px; line-height: 1.35; }
.lamp-main small { display: block; color: var(--muted); font-size: 10.5px; margin-top: 1px; }
.lamp-price { font: 700 12.5px var(--font); color: var(--accent); white-space: nowrap; }
.shop-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.shop-table th, .shop-table td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; vertical-align: top; }
.shop-table th { font-size: 10.5px; text-transform: uppercase; color: var(--muted); letter-spacing: .04em; }
.shop-table small { color: var(--muted); font-size: 10.5px; }
.shop-table tfoot td { border-bottom: 0; padding-top: 11px; font-size: 13px; }

/* ---------- Bella ---------- */
.bella { position: fixed; right: 20px; bottom: 20px; z-index: 70; }
.bella-fab {
  border: 0; background: linear-gradient(135deg, var(--accent), #14a5b1); color: #fff;
  border-radius: 999px; padding: 12px 18px; font: 700 14px var(--font); cursor: pointer;
  box-shadow: var(--shadow); display: flex; align-items: center; gap: 8px;
  transition: transform .12s, box-shadow .12s;
}
.bella-fab:hover { transform: translateY(-2px); box-shadow: var(--shadow-l); }
.bella-panel {
  position: absolute; right: 0; bottom: 58px; width: 360px; max-width: 90vw;
  height: 520px; max-height: 74vh; background: #fff; border-radius: 16px;
  box-shadow: var(--shadow-l); display: flex; flex-direction: column; overflow: hidden;
  border: 1px solid var(--line);
}
.bella-panel header {
  display: flex; align-items: center; gap: 10px; padding: 13px 15px;
  background: linear-gradient(120deg, var(--accent), #14a5b1); color: #fff;
}
.bella-ava {
  width: 34px; height: 34px; border-radius: 50%; background: rgba(255, 255, 255, .25);
  display: grid; place-items: center; font-weight: 800;
}
.bella-panel header strong { display: block; font-size: 14px; }
.bella-panel header small { font-size: 11px; opacity: .92; }
.bella-close { margin-left: auto; border: 0; background: transparent; color: #fff; font-size: 23px; cursor: pointer; line-height: 1; }
.bella-quick { display: flex; flex-wrap: wrap; gap: 5px; padding: 10px; border-bottom: 1px solid var(--line); }
.bella-quick button {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 10px;
  font: 600 11.5px var(--font); cursor: pointer; color: var(--ink);
}
.bella-quick button:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-l); }
.bella-log { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; background: #f8fafb; }
.bella-msg { padding: 9px 12px; border-radius: 14px; font-size: 13px; line-height: 1.5; max-width: 90%; white-space: pre-wrap; }
.bella-msg.is-bella { background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; align-self: flex-start; }
.bella-msg.is-me { background: var(--accent); color: #fff; border-bottom-right-radius: 4px; align-self: flex-end; }
.bella-form { display: flex; gap: 6px; padding: 10px; border-top: 1px solid var(--line); }
.bella-form input { flex: 1; border: 1px solid var(--line); border-radius: 999px; padding: 9px 14px; font: 13px var(--font); }
.bella-form input:focus { outline: none; border-color: var(--accent); }
.bella-form button { border: 0; background: var(--accent); color: #fff; width: 38px; border-radius: 50%; cursor: pointer; font-size: 15px; }

/* ---------- Druck ---------- */
@media print {
  #app, .bella { display: none !important; }
}

/* ---------- Mobil / Tablet ---------- */
@media (max-width: 1080px) {
  #app { grid-template-columns: 70px 1fr 280px; }
}
@media (max-width: 860px) {
  #app {
    grid-template-columns: 62px 1fr;
    grid-template-rows: 54px 1fr 44vh;
    grid-template-areas: "top top" "tools stage" "side side";
  }
  .side { border-left: 0; border-top: 1px solid var(--line); }
  .proj-name, .brand-txt { display: none; }
  .tool i { display: none; }
  .tool span { font-size: 21px; }
  .items { grid-template-columns: 1fr 1fr 1fr; }
  .bella-panel { height: 60vh; }
  .bella { right: 12px; bottom: 12px; }
}