:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #15202b;
  --muted: #667085;
  --border: #d9dee7;
  --accent: #146c5f;
  --accent-dark: #0f5249;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
}

a {
  color: var(--accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}

.brand {
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 16px;
}

.session {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
}

.shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px;
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.2;
}

h2 {
  font-size: 18px;
}

p,
small {
  color: var(--muted);
}

small {
  display: block;
  margin-top: 4px;
}

.login-panel,
.user-form,
.editor {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px;
}

.login-panel {
  max-width: 420px;
  margin: 12vh auto;
}

.password-login {
  margin-top: 20px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--muted);
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--border);
}

.search {
  display: flex;
  gap: 8px;
}

.filters-panel {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr 1.4fr auto;
  align-items: end;
  gap: 12px;
  margin-bottom: 22px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  font: inherit;
  background: #ffffff;
  color: var(--text);
}

textarea {
  line-height: 1.5;
}

textarea[name="body_markdown"] {
  min-height: 520px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

label {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  font-weight: 650;
}

button,
.button {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
}

.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

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

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

.badge {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--text);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

th,
td {
  text-align: left;
  padding: 13px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  background: #eef2f5;
  color: #344054;
  font-size: 13px;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: 0;
}

.empty,
.error {
  color: var(--danger);
}

.notice {
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid #9ad5c5;
  background: #e8f7f1;
  border-radius: 6px;
}

.split {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 20px;
}

fieldset {
  border: 1px solid var(--border);
  border-radius: 6px;
  margin: 0 0 16px;
  padding: 12px;
}

.check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.check input {
  width: auto;
}

.actions {
  display: flex;
  justify-content: flex-end;
}

.editor {
  display: grid;
  gap: 18px;
}

.editor + .editor {
  margin-top: 18px;
}

.editor-section {
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

.editor-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.editor-section h2 {
  margin-bottom: 14px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

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

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

.form-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.form-grid.compact {
  gap: 10px;
}

.admin-grid {
  display: grid;
  gap: 22px;
}

.popular-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  align-items: start;
}

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

.weight-input {
  width: 96px;
}

.match-picker {
  margin-bottom: 18px;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.match-list {
  display: grid;
  gap: 8px;
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
}

.match-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  margin: 0;
  padding: 10px;
  border-radius: 6px;
  font-weight: 500;
}

.match-option:hover {
  background: #f3f6f8;
}

.match-option input {
  width: auto;
  margin-top: 3px;
}

.markdown-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.markdown-toolbar button {
  min-width: 42px;
  padding: 7px 10px;
  font-weight: 700;
}

.markdown-preview {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  background: #fbfcfd;
}

.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview p {
  margin-bottom: 12px;
}

@media (max-width: 900px) {
  .page-head,
  .head-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .form-grid.two,
  .form-grid.three,
  .form-grid.four,
  .search-row,
  .filters-panel,
  .popular-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .topbar,
  .page-head,
  .session {
    align-items: flex-start;
    flex-direction: column;
  }

  .session {
    margin-left: 0;
  }

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

  .shell {
    padding: 18px;
  }
}