:root {
  --bg-top: #f4f1e6;
  --bg-bottom: #dce5d9;
  --paper: rgba(255, 253, 246, 0.9);
  --line: rgba(28, 61, 53, 0.16);
  --line-strong: rgba(28, 61, 53, 0.32);
  --ink: #17342d;
  --muted: #57726c;
  --accent: #be6833;
  --success: #2f7f5e;
  --danger: #a84d3d;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 38px rgba(31, 63, 56, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 38%),
    linear-gradient(140deg, var(--bg-top), var(--bg-bottom));
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Songti SC", "STZhongsong", "Noto Serif CJK SC", serif;
}

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

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  padding: 10px 12px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: 2px solid rgba(190, 104, 51, 0.38);
  outline-offset: 1px;
}

.admin-shell {
  width: min(1320px, calc(100% - 36px));
  margin: 0 auto;
  padding: 18px 0 26px;
}

.admin-hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}

.admin-hero > div {
  display: grid;
  gap: 4px;
}

.admin-brand-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  white-space: nowrap;
}

h1 {
  font-size: clamp(1.72rem, 3.2vw, 2.62rem);
  line-height: 1.1;
  white-space: nowrap;
}

.studio-name {
  margin: 0;
  color: var(--muted);
  line-height: 1.35;
  font-size: 0.82rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.admin-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 14px;
}

.left-column,
.right-column {
  display: grid;
  gap: 12px;
  align-content: start;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow);
  padding: 14px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.section-head span {
  color: var(--muted);
  font-size: 0.92rem;
}

.section-head-tight {
  margin-bottom: 8px;
}

.question-form {
  display: grid;
  gap: 10px;
}

.question-form label {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 0.88rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.grid-6 {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
}

.options-editor {
  display: grid;
  gap: 6px;
}

.option-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) auto;
  gap: 6px;
  align-items: center;
}

.option-fixed {
  color: var(--muted);
  font-size: 0.9rem;
  padding-left: 4px;
}

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

.ghost-button,
.primary-button,
.secondary-button,
.danger-button {
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 160ms ease;
}

.ghost-button:hover,
.primary-button:hover,
.secondary-button:hover,
.danger-button:hover {
  transform: translateY(-1px);
}

.ghost-button {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink);
}

.primary-button {
  background: linear-gradient(135deg, #1f5f52, #2f8669);
  color: #f8fbf8;
}

.secondary-button {
  border-color: var(--line-strong);
  background: #fffdf5;
  color: var(--ink);
}

.danger-button {
  border-color: rgba(168, 77, 61, 0.35);
  background: rgba(248, 221, 214, 0.65);
  color: var(--danger);
}

.import-panel {
  display: grid;
  gap: 10px;
}

.file-label {
  display: grid;
  place-items: center;
  min-height: 40px;
  border: 1px dashed var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  cursor: pointer;
}

.file-label input {
  display: none;
}

.hint {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.9rem;
}

.import-preview {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.66);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.preview-list {
  display: grid;
  gap: 6px;
  max-height: 220px;
  overflow: auto;
  padding-right: 4px;
}

.preview-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.78);
  padding: 8px;
  display: grid;
  gap: 4px;
}

.preview-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.preview-item strong {
  color: var(--ink);
  font-size: 0.9rem;
}

.result-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.result-text.success {
  color: var(--success);
}

.result-text.error {
  color: var(--danger);
}

.list-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  margin-bottom: 8px;
}

.question-list {
  display: grid;
  gap: 8px;
  max-height: calc(100vh - 220px);
  overflow: auto;
  padding-right: 4px;
}

.question-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  padding: 10px;
  display: grid;
  gap: 6px;
}

.question-item h3 {
  font-size: 0.95rem;
  line-height: 1.45;
}

.question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.84rem;
  color: var(--accent);
  background: rgba(190, 104, 51, 0.12);
}

.badge.status-approved {
  color: #1f6f52;
  background: rgba(47, 127, 94, 0.14);
}

.badge.status-pending {
  color: #98612a;
  background: rgba(190, 137, 72, 0.16);
}

.badge.status-deprecated {
  color: #8b3f31;
  background: rgba(168, 77, 61, 0.16);
}

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

.empty-list {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.hidden {
  display: none !important;
}

@media (max-width: 1080px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .question-list {
    max-height: none;
  }
}

@media (max-width: 980px) {
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-5 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-6 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .admin-shell {
    width: min(100% - 20px, 100%);
    padding-top: 10px;
  }

  .admin-hero {
    display: flex;
    flex-wrap: wrap;
    padding: 14px;
  }

  .admin-hero > div {
    flex-wrap: wrap;
    gap: 4px 8px;
  }

  .card {
    padding: 12px;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5,
  .grid-6,
  .list-tools,
  .option-row {
    grid-template-columns: 1fr;
  }

  .form-actions {
    flex-direction: column;
  }
}