:root {
  color-scheme: light;
  --bg: #f5f7f5;
  --panel: #ffffff;
  --panel-alt: #f8fbfa;
  --line: #d8e2de;
  --text: #17211d;
  --muted: #5f6e69;
  --accent: #116466;
  --accent-weak: #d9efed;
  --danger: #b23a48;
  --warn: #9a6b13;
  --shadow: 0 8px 24px rgba(17, 33, 29, 0.08);
  font-family:
    Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
  border: 1px solid transparent;
  background: var(--accent);
  color: white;
  padding: 0.7rem 1rem;
}

button.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

button.ghost.danger {
  color: var(--danger);
  border-color: rgba(178, 58, 72, 0.32);
}

button.nav {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border-color: transparent;
  padding: 0.8rem 0.9rem;
}

button.nav.active {
  background: var(--accent-weak);
  color: var(--accent);
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  color: var(--text);
  padding: 0.75rem 0.85rem;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.app-shell {
  width: min(1440px, calc(100vw - 24px));
  margin: 0 auto;
  padding: 12px 0 20px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.brand h1,
.panel-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.eyebrow,
.subtle,
.panel-head p,
.helper {
  margin: 0;
  color: var(--muted);
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--panel-alt);
  color: var(--muted);
  font-size: 0.82rem;
}

.main-grid {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.panel,
.workspace,
.summary-strip,
.view {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
}

.workspace {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  min-height: calc(100vh - 120px);
}

.sidebar {
  background: var(--panel-alt);
  border-right: 1px solid var(--line);
  padding: 10px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.content {
  display: grid;
  gap: 12px;
  padding: 12px;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
}

.metric {
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--panel-alt);
}

.metric .label {
  color: var(--muted);
  font-size: 0.82rem;
}

.metric .value {
  margin-top: 8px;
  font-size: 1.25rem;
  font-weight: 700;
}

.view {
  padding: 14px;
}

.section {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
}

.section-head h3,
.section-head h2 {
  margin: 0;
  font-size: 1rem;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.form-grid label,
.stack label,
.inline-form label {
  display: grid;
  gap: 6px;
}

.wide {
  grid-column: 1 / -1;
}

.actions-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: white;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.75rem 0.8rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--panel-alt);
  color: var(--muted);
  font-size: 0.84rem;
}

.muted {
  color: var(--muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stack {
  display: grid;
  gap: 10px;
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr)) auto;
  gap: 8px;
  align-items: end;
}

.inline-form .compact {
  grid-column: span 1;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.5rem;
  border: 1px solid var(--line);
  background: var(--panel-alt);
  font-size: 0.78rem;
}

.tag.warn {
  color: var(--warn);
}

.tag.danger {
  color: var(--danger);
}

.code-block {
  margin: 0;
  padding: 12px;
  background: #0f1c1a;
  color: #d7ede8;
  overflow: auto;
  min-height: 260px;
}

.empty {
  padding: 18px;
  border: 1px dashed var(--line);
  color: var(--muted);
}

.danger-text {
  color: var(--danger);
  border-color: rgba(178, 58, 72, 0.32);
}

@media (max-width: 1100px) {
  .main-grid,
  .workspace,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .summary-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sidebar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .topbar {
    flex-direction: column;
  }

  .summary-strip,
  .form-grid,
  .sidebar,
  .inline-form {
    grid-template-columns: 1fr;
  }
}