:root {
  /* Bootstrap-dark palette, matching the LRP look */
  --bg: #23272b;
  --panel: #333333;
  --card: #2c3136;
  --card-2: #3a4046;
  --border: #4a5157;
  --text: #e6edf3;
  --muted: #adb5bd;
  --accent: #1f7fd4;       /* SB Logistika blue */
  --accent-2: #1667c0;
  --rust: #bd3c09;         /* LRP burnt-orange detail accent */
  --danger: #dc3545;
  --ok: #28a745;
  --shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

/* LRP signature: sharp corners everywhere */
* { border-radius: 0 !important; }

html, body {
  margin: 0;
  height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

#app {
  display: grid;
  grid-template-columns: 340px 1fr 300px;
  height: 100vh;
}

/* ---------- Panel ---------- */
#panel {
  background: var(--panel);
  border-right: 1px solid #000;
  overflow-y: auto;
  padding: 16px;
}
/* LRP burnt-orange scrollbar */
#panel::-webkit-scrollbar { width: 4px; background: transparent; }
#panel::-webkit-scrollbar-thumb { background: var(--rust); }

.panel-head {
  border-bottom: 2px solid var(--rust);
  padding-bottom: 12px;
  margin-bottom: 16px;
}
.brand-logo { display: block; width: 100%; max-width: 250px; height: auto; }
.tagline { margin: 10px 0 0; color: var(--muted); font-size: 12px; }

/* ---------- Right panel (loaded items) ---------- */
#panel-right {
  background: var(--panel);
  border-left: 1px solid #000;
  overflow-y: auto;
  padding: 16px;
}
#panel-right::-webkit-scrollbar { width: 4px; background: transparent; }
#panel-right::-webkit-scrollbar-thumb { background: var(--rust); }
#panel-right .card { margin-bottom: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 14px;
}
.card h2 {
  margin: 0 0 12px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  display: flex; align-items: center; gap: 8px;
}
.count-badge {
  background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: 0;
  border-radius: 20px; padding: 1px 8px; min-width: 20px; text-align: center;
}

.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.field span { font-size: 11.5px; color: var(--muted); }
.field input, .field select {
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  padding: 8px 9px;
  font-size: 13px;
  width: 100%;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }

.dims { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.dims .field { margin-bottom: 10px; }

.check {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text);
  margin: 10px 0; cursor: pointer;
}
.check input { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }

/* ---------- Add-load rows ---------- */
.add-row { display: flex; align-items: flex-end; gap: 8px; }
.add-info { flex: 1; min-width: 0; }
.add-title { font-size: 14px; font-weight: 600; }
.add-sub { font-size: 11px; color: var(--muted); }

.mini { display: flex; flex-direction: column; gap: 3px; width: 54px; }
.mini.grow { width: auto; flex: 1; }
.mini span { font-size: 10.5px; color: var(--muted); }
.mini input {
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 7px 8px;
  font-size: 13px;
  width: 100%;
}
.mini input:focus { outline: none; border-color: var(--accent); }

.add-btn { width: auto; flex: none; white-space: nowrap; padding: 8px 14px; }
.btn.block { width: 100%; }

.add-divider {
  display: flex; align-items: center; text-align: center;
  color: var(--muted); font-size: 11px; margin: 14px 0 10px;
}
.add-divider::before, .add-divider::after {
  content: ""; flex: 1; height: 1px; background: var(--border);
}
.add-divider span { padding: 0 10px; }

/* ---------- Buttons ---------- */
.btn {
  border: 1px solid var(--border);
  background: var(--card-2);
  color: var(--text);
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { background: #454c53; }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
/* Bootstrap-outline style ghost button */
.btn.ghost {
  background: transparent;
  border-color: var(--accent);
  color: var(--accent);
  width: 100%;
}
.btn.ghost:hover { background: var(--accent); color: #fff; }

/* ---------- Loaded items list ---------- */
.type-list { list-style: none; margin: 0; padding: 0; }
.type-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
}
.type-list li.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.type-list .swatch {
  width: 16px; height: 16px; border-radius: 4px; flex: none;
  border: 1px solid rgba(255,255,255,0.2); cursor: pointer;
}
.type-list .meta { flex: 1 1 auto; min-width: 0; }
.type-list .meta .t-name {
  font-size: 13px; font-weight: 600;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.type-list .meta .t-dims { font-size: 11px; color: var(--muted); }

/* Actions sit on their own right-aligned line so they never crowd the name. */
.row-actions {
  flex: 1 0 100%;
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}
.row-actions button {
  border: none; cursor: pointer;
  width: 30px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; line-height: 1;
}
.type-list .place { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.type-list .place:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.type-list .del { background: var(--card); color: var(--muted); border: 1px solid var(--border); }
.type-list .del:hover { color: var(--danger); border-color: var(--danger); }
.empty-note { color: var(--muted); font-size: 12.5px; }

/* ---------- Inline load editor ---------- */
.type-list li.editing { display: block; border-color: var(--accent); }
.edit-form { display: flex; flex-direction: column; gap: 8px; }
.e-field { display: flex; flex-direction: column; gap: 3px; }
.e-field span { font-size: 10.5px; color: var(--muted); }
.e-field input {
  background: var(--card); border: 1px solid var(--border);
  color: var(--text); padding: 6px 7px; font-size: 12.5px; width: 100%;
}
.e-field input:focus { outline: none; border-color: var(--accent); }
.edit-dims { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.edit-actions { display: flex; gap: 8px; margin-top: 2px; }
.edit-actions .btn { flex: 1; padding: 7px 8px; }

/* ---------- Viewport ---------- */
#viewport { display: flex; flex-direction: column; overflow: hidden; }
#stage { position: relative; flex: 1; overflow: hidden; }
#canvas-host { position: absolute; inset: 0; }
#canvas-host canvas { display: block; }

/* ---------- Plan tabs ---------- */
#tabbar {
  display: flex; align-items: stretch; gap: 6px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 6px 8px;
  overflow-x: auto;
}
#tab-strip { display: flex; align-items: stretch; gap: 6px; }
.tab {
  display: flex; align-items: center; gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  white-space: nowrap;
  color: var(--muted);
  font-size: 13px;
  max-width: 220px;
}
.tab:hover { background: var(--card-2); }
.tab.active { color: var(--text); border-color: var(--accent); background: var(--card-2); }
.tab .tab-name { overflow: hidden; text-overflow: ellipsis; }
.tab .tab-veh { font-size: 10.5px; color: var(--muted); }
.tab .tab-close {
  border: none; background: transparent; color: var(--muted);
  cursor: pointer; font-size: 14px; line-height: 1; padding: 0 2px; border-radius: 4px;
}
.tab .tab-close:hover { color: var(--danger); }
.tab-add {
  border: 1px dashed var(--border);
  background: transparent; color: var(--muted);
  border-radius: 8px; padding: 6px 12px; cursor: pointer; font-size: 13px;
  white-space: nowrap; flex: none;
}
.tab-add:hover { color: var(--text); border-color: var(--accent); }

#toolbar {
  position: absolute; top: 14px; left: 14px;
  display: flex; align-items: center; gap: 8px;
  background: rgba(44, 49, 54, 0.92);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
  box-shadow: var(--shadow);
  z-index: 5;
}
#toolbar .btn { width: auto; }
#toolbar .snap { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 5px; cursor: pointer; }

#hint {
  position: absolute; bottom: 14px; left: 14px; right: 14px;
  margin: 0 auto; max-width: 660px;
  text-align: center;
  background: rgba(44, 49, 54, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 12.5px;
  color: var(--muted);
  z-index: 5;
}
#hint b { color: var(--text); }

/* ---------- AI import modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6, 10, 15, 0.6);
  backdrop-filter: blur(3px);
  padding: 20px;
}
.modal-overlay[hidden] { display: none; }
.modal {
  width: 560px; max-width: 100%; max-height: 90vh;
  display: flex; flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 18px;
}
.modal-head { display: flex; align-items: center; justify-content: space-between; }
.modal-head h2 { margin: 0; font-size: 17px; }
.modal-x {
  border: none; background: transparent; color: var(--muted);
  font-size: 18px; cursor: pointer; padding: 4px 8px; border-radius: 6px;
}
.modal-x:hover { color: var(--danger); }
.modal-sub { margin: 6px 0 12px; color: var(--muted); font-size: 12.5px; }
#llm-input {
  width: 100%; min-height: 220px; resize: vertical;
  background: var(--card-2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text);
  padding: 10px; font-size: 13px; font-family: "Consolas", ui-monospace, monospace;
  line-height: 1.5;
}
#llm-input:focus { outline: none; border-color: var(--accent); }
.llm-key { margin: 10px 0 4px; font-size: 12px; color: var(--muted); }
.llm-key summary { cursor: pointer; }
.llm-key input {
  width: 100%; margin-top: 8px;
  background: var(--card-2); border: 1px solid var(--border);
  border-radius: 7px; color: var(--text); padding: 8px; font-size: 13px;
}
.llm-status { min-height: 18px; margin: 10px 0; font-size: 13px; color: var(--muted); }
.llm-status.ok { color: var(--ok); }
.llm-status.warn { color: var(--danger); }
.modal-actions { display: flex; gap: 10px; margin-top: 6px; }
.modal-actions .btn { flex: 1; }