:root {
  --bg: #f4f7f6;
  --surface: #ffffff;
  --surface-soft: #eef3f1;
  --text: #18201f;
  --muted: #667370;
  --line: #d7dfdc;
  --accent: #167c80;
  --accent-strong: #0e5e61;
  --warn: #9b5b16;
  --danger: #ad3434;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input,
textarea {
  font: inherit;
}

.shell {
  width: min(1160px, 100%);
  margin: 0 auto;
  padding: 18px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0 16px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.15;
}

.topbar p,
.label,
.section-head span,
dt {
  color: var(--muted);
}

.icon-button {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--accent-strong);
  cursor: pointer;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.summary > div,
.panel,
.case-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.summary > div {
  padding: 12px;
}

.summary strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
}

.workspace {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 14px;
  align-items: start;
}

.panel {
  padding: 14px;
  position: sticky;
  top: 12px;
}

.stack {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfc;
  color: var(--text);
  padding: 10px;
}

textarea {
  resize: vertical;
}

button {
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 10px 12px;
  cursor: pointer;
}

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

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

button.danger:hover {
  background: #fff1f1;
}

.cases {
  min-width: 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: 20px;
}

.case-list {
  display: grid;
  gap: 10px;
}

.case-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 14px;
}

.case-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

h3 {
  font-size: 17px;
  line-height: 1.25;
}

.badge {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  background: var(--surface-soft);
  color: var(--accent-strong);
  font-size: 12px;
}

.movement {
  margin-top: 8px;
  color: var(--text);
}

dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0;
}

dt {
  font-size: 12px;
}

dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
}

details {
  margin-top: 4px;
}

summary {
  cursor: pointer;
  color: var(--accent-strong);
}

.participants {
  margin: 8px 0 0;
  padding-left: 18px;
}

.case-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent-strong);
}

.case-actions {
  display: grid;
  align-content: start;
  gap: 8px;
  min-width: 120px;
}

.empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 24px;
  color: var(--muted);
  text-align: center;
  background: var(--surface);
}

@media (max-width: 820px) {
  .summary,
  .workspace,
  .case-card,
  dl {
    grid-template-columns: 1fr;
  }

  .panel {
    position: static;
  }

  .case-actions {
    grid-template-columns: 1fr 1fr;
  }
}