/* ---- Full-viewport shell ---- */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ---- Top header ---- */
.app-header {
  flex-shrink: 0;
  height: 48px;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0 1rem;
  background: #1f2937;
  border-bottom: 1px solid #374151;
  z-index: 10;
}

.app-brand {
  font-size: 1.05rem;
  font-weight: 700;
  color: #f9fafb;
  letter-spacing: 0.08em;
  white-space: nowrap;
  margin-right: 0.5rem;
}

.app-brand span {
  color: #818cf8;
}

.app-map-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
}

.map-select {
  background: #111827;
  border: 1px solid #4b5563;
  border-radius: 6px;
  color: #e5e7eb;
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
  min-width: 160px;
  max-width: 280px;
  outline: none;
  cursor: pointer;
}

.map-select:focus {
  border-color: #6366f1;
}

.map-select option {
  background: #1f2937;
}

.header-btn {
  background: #374151;
  border: 1px solid #4b5563;
  border-radius: 6px;
  color: #e5e7eb;
  cursor: pointer;
  font-size: 0.82rem;
  padding: 0.3rem 0.65rem;
  line-height: 1.4;
  white-space: nowrap;
  transition: background 0.12s;
}

.header-btn:hover {
  background: #4b5563;
}

.header-btn.danger:hover {
  background: #7f1d1d;
  border-color: #ef4444;
  color: #fca5a5;
}

.new-map-form {
  display: flex;
  gap: 0.3rem;
  align-items: center;
}

.new-map-form input {
  background: #111827;
  border: 1px solid #6366f1;
  border-radius: 6px;
  color: #e5e7eb;
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
  width: 160px;
  outline: none;
}

.new-map-form button {
  background: #6366f1;
  border: none;
  border-radius: 6px;
  color: white;
  cursor: pointer;
  font-size: 0.82rem;
  padding: 0.3rem 0.65rem;
  transition: background 0.12s;
}

.new-map-form button:hover {
  background: #4f46e5;
}

.new-map-form .cancel-btn {
  background: #374151;
  border: 1px solid #4b5563;
}

.new-map-form .cancel-btn:hover {
  background: #4b5563;
}

/* ---- Grid area (fills remainder) ---- */
.app-grid-area {
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* ── Floating panel stack – bottom-left corner ── */
.floating-panels-container {
  position: absolute;
  bottom: 14px;
  left: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 20;
}

/* ---- No-map placeholder ---- */
.empty-state {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: #4b5563;
}

.empty-state p {
  font-size: 1.1rem;
}

.empty-state .empty-hint {
  font-size: 0.85rem;
  color: #374151;
}

/* ---- Auth area (right side of header) ---- */
.app-auth {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  flex-shrink: 0;
}

.app-username {
  font-size: 0.82rem;
  color: #9ca3af;
  white-space: nowrap;
}

/* ---- Public checkbox in new-map form ---- */
.new-map-public {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  color: #9ca3af;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}

.new-map-public input[type='checkbox'] {
  accent-color: #6366f1;
  cursor: pointer;
}