:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #17202a;
  --muted: #64748b;
  --line: #d7dee8;
  --accent: #0f766e;
  --accent-dark: #0b5f59;
  --accent-soft: #e5f4f2;
  --danger: #b42318;
  --danger-bg: #fff1f0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, "Microsoft YaHei", sans-serif;
}

button,
textarea,
input {
  font: inherit;
}

button {
  min-height: 40px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 0 16px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  white-space: nowrap;
}

button:hover {
  background: var(--accent-dark);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

textarea {
  width: 100%;
  min-height: 360px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 14px;
  background: #fbfcfd;
  color: var(--text);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

textarea:focus,
input:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

h1,
h2,
p {
  margin: 0;
}

code {
  font-family: Consolas, "Courier New", monospace;
  background: var(--accent-soft);
  color: var(--accent-dark);
  padding: 1px 5px;
  border-radius: 4px;
}

.formatter-shell {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  padding: 24px 0 36px;
}

.hero,
.panel,
.error-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 20px;
}

.hero h1 {
  font-size: 26px;
  line-height: 1.25;
}

.hero p {
  margin-top: 8px;
  color: var(--muted);
}

.source-manager-panel {
  margin-top: 16px;
  padding: 16px;
}

.help-text {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.source-form-grid {
  display: grid;
  grid-template-columns: minmax(140px, 0.8fr) minmax(220px, 1.6fr) minmax(140px, 0.9fr) auto auto;
  gap: 10px 12px;
  align-items: end;
  margin-bottom: 4px;
}

.source-form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  color: var(--muted);
  font-size: 13px;
}

.source-form-grid label.span-2 {
  grid-column: span 1;
}

.source-form-grid input[type="text"],
.source-form-grid input[type="url"] {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  background: #fbfcfd;
  color: var(--text);
}

.check-label {
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
  min-height: 38px;
  padding-top: 18px;
}

.table-wrap {
  margin-top: 14px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.source-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.source-table th,
.source-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.source-table th {
  background: #f8fafc;
  color: var(--muted);
  font-weight: 600;
}

.source-table tr:last-child td {
  border-bottom: none;
}

.source-table .url-cell {
  max-width: 360px;
  overflow-wrap: anywhere;
  color: var(--muted);
}

.source-table .empty-row {
  text-align: center;
  color: var(--muted);
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.4;
}

.tag-yes {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.tag-no {
  background: #f1f5f9;
  color: var(--muted);
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.row-actions button {
  min-height: 32px;
  padding: 0 10px;
  font-size: 12px;
}

.danger-button {
  background: #fff;
  color: var(--danger);
  border-color: #f3b4ae;
}

.danger-button:hover {
  background: var(--danger-bg);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.panel {
  min-width: 0;
  padding: 16px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.panel-head h2,
.error-panel h2 {
  font-size: 16px;
}

.panel-head span,
.status-text {
  color: var(--muted);
  font-size: 13px;
}

.button-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
  min-height: 40px;
  flex-wrap: wrap;
}

.config-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 13px;
}

.config-row input[type="number"] {
  width: 80px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fbfcfd;
  color: var(--text);
  font: inherit;
}

.config-row input[type="number"]:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

.config-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
}

.secondary-button,
.ghost-button {
  background: #fff;
  color: var(--accent);
}

.secondary-button:hover,
.ghost-button:hover {
  background: var(--accent-soft);
}

.error-panel {
  margin-top: 16px;
  padding: 16px;
  background: var(--danger-bg);
  border-color: #ffcdc7;
  color: var(--danger);
}

.error-panel h2 {
  margin-bottom: 10px;
}

.error-panel p {
  margin-top: 6px;
  color: var(--danger);
  line-height: 1.5;
}

@media (max-width: 980px) {
  .source-form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .source-form-grid label.span-2 {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .hero,
  .panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .source-form-grid {
    grid-template-columns: 1fr;
  }

  textarea {
    min-height: 260px;
  }
}