osaet/backend/internal/admin/web/assets/admin.css

:root {
  color: #232428;
  background: #f7f6f2;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans CJK SC",
    "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #f7f6f2;
}

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

button {
  border: 0;
  border-radius: 0.65em;
  padding: 0.72em 1.15em;
  background: #243b53;
  color: #fff;
  cursor: pointer;
}

button:hover {
  background: #1c3147;
}

button.ghost {
  background: #fff;
  color: #243b53;
  box-shadow: 0 0 0.2em rgb(29 53 87 / 13%);
}

button.publish {
  background: #7b4f27;
}

button.publish:hover {
  background: #643f1f;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #e1ded7;
  border-radius: 0.7em;
  background: #fff;
  color: #232428;
  padding: 0.8em 0.95em;
  outline: 0;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #9aa9b6;
  box-shadow: 0 0 0 0.2em rgb(36 59 83 / 10%);
}

label {
  display: grid;
  gap: 0.5em;
  color: #55575d;
  font-size: 0.9em;
}

textarea {
  resize: vertical;
  line-height: 1.7;
}

.shell {
  width: min(92vw, 1180px);
  margin: 0 auto;
  padding: 5vh 0;
}

.login-view {
  min-height: 90vh;
  display: grid;
  place-items: center;
}

.login-panel {
  width: min(92vw, 28em);
  display: grid;
  gap: 1.2em;
  padding: 2em;
  border-radius: 1em;
  background: #fff;
  box-shadow: 0 1em 3em rgb(29 53 87 / 10%);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2em;
  margin-bottom: 1.8em;
}

.topbar h1,
.editor-head h2,
.panel-heading h2,
.login-panel h1 {
  margin: 0;
  line-height: 1.2;
}

.eyebrow {
  margin: 0 0 0.35em;
  color: #8b8175;
  font-size: 0.78em;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.topbar-actions,
.editor-actions {
  display: flex;
  align-items: center;
  gap: 0.7em;
}

.user-badge {
  color: #6d7179;
  font-size: 0.9em;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(18em, 0.9fr) minmax(0, 2.1fr);
  gap: 1.4em;
  align-items: start;
}

.post-list-panel,
.editor-panel {
  min-width: 0;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1em;
  margin-bottom: 1em;
}

.panel-heading select {
  max-width: 9em;
}

.post-list {
  display: grid;
  gap: 0.75em;
}

.post-item {
  width: 100%;
  display: grid;
  gap: 0.45em;
  text-align: left;
  border-radius: 0.8em;
  padding: 1em;
  background: #fff;
  color: #232428;
  box-shadow: 0 0 0.2em rgb(29 53 87 / 10%);
}

.post-item:hover,
.post-item.active {
  background: #fbfaf7;
  box-shadow: 0 0.45em 1.4em rgb(29 53 87 / 11%);
}

.post-item-title {
  font-weight: 700;
  line-height: 1.35;
}

.post-item-meta {
  color: #777b82;
  font-size: 0.82em;
}

.editor-panel {
  border-radius: 1em;
  background: #fff;
  box-shadow: 0 0 0.2em rgb(29 53 87 / 10%);
}

.editor-form {
  display: grid;
  gap: 1.2em;
  padding: 1.4em;
}

.editor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1em;
}

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

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

.body-field textarea {
  min-height: 42vh;
  font-family:
    "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.95em;
}

.message {
  min-height: 1.4em;
  margin: 0;
  color: #7b4f27;
  font-size: 0.9em;
}

@media (max-width: 860px) {
  .topbar,
  .editor-head {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .topbar-actions,
  .editor-actions {
    width: 100%;
    flex-wrap: wrap;
  }
}