body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f4f6f8;
  color: #1f2937;
}

.container {
  max-width: 1180px;
  margin: 24px auto;
  padding: 0 16px;
}

.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 16px;
}

.sidebar {
  position: sticky;
  top: 16px;
  height: fit-content;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.content-area {
  min-width: 0;
}

.narrow {
  max-width: 520px;
}

h1 {
  margin-bottom: 8px;
}

.desc {
  margin-top: 0;
  color: #4b5563;
}

.card {
  background: #fff;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0;
}

.wrap {
  flex-wrap: wrap;
}

button {
  padding: 8px 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}

button:hover {
  background: #f9fafb;
}

.menu-btn {
  text-align: left;
}

.menu-btn.active {
  background: #e8f0ff;
  border-color: #9db6f7;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tab-btn.active {
  background: #e8f0ff;
  border-color: #9db6f7;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
  gap: 10px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
}

.span-2 {
  grid-column: span 2;
}

.section-title {
  font-weight: 600;
  margin-top: 6px;
}

@media (max-width: 960px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .span-2 {
    grid-column: span 1;
  }
}

input[type="text"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

input[type="number"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

select {
  width: 100%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #fff;
}

input[type="password"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

textarea {
  width: 100%;
  min-height: 90px;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-family: inherit;
}

ul {
  padding-left: 18px;
}

li {
  margin: 6px 0;
}

li button {
  margin-left: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 14px;
}

th, td {
  border: 1px solid #e5e7eb;
  padding: 6px 8px;
  text-align: left;
}

th {
  background: #f3f4f6;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.grid2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 10px;
}

.layout2 {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hidden {
  display: none;
}

.search-results {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #fff;
  max-height: 220px;
  overflow: auto;
  margin-top: 8px;
}

.search-result-item {
  padding: 8px 10px;
  border-bottom: 1px solid #f1f5f9;
  cursor: pointer;
}

.search-result-item:last-child {
  border-bottom: 0;
}

.search-result-item:hover {
  background: #f8fafc;
}

.finance-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr auto;
  gap: 8px;
  margin-top: 8px;
}

.finance-row button {
  white-space: nowrap;
}

#companyDuplicateHint {
  font-size: 13px;
  margin-top: -4px;
}

.hint-warning {
  color: #b45309;
}

.hint-link {
  border: 0;
  background: transparent;
  color: #1d4ed8;
  padding: 0;
  text-decoration: underline;
}

.company-detail-btn {
  border: 0;
  background: transparent;
  color: #2563eb;
  padding: 0;
  text-decoration: underline;
}

.company-detail-btn:hover {
  background: transparent;
  color: #1d4ed8;
}

.recent-row {
  background: #ecfdf5;
}

.detail-edit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.detail-edit-grid label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
}

hr {
  border: 0;
  border-top: 1px solid #e5e7eb;
  margin: 14px 0;
}

@media (max-width: 960px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }
  .layout2 {
    grid-template-columns: 1fr;
  }
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}