:root {
  color-scheme: light;
  --primary: #4a68ff;
  --border: #e6e6e6;
  --text: #1f1f1f;
  --muted: #6c6c6c;
  --bg: #ffffff;
  --danger: #e45454;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 24px 0 60px;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: #f8f9ff;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

h1 {
  margin: 0;
  font-size: 28px;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

nav a {
  color: var(--text);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
}

nav a:hover {
  border-color: var(--border);
}

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

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.04);
  margin-bottom: 20px;
}

.narrow {
  max-width: 420px;
  margin: 0 auto;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.search-bar {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  align-items: end;
}

.search-bar button {
  width: fit-content;
}

.form-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 500;
}

input[type="text"],
input[type="password"],
select {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
}

textarea {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  resize: vertical;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
}

button.primary,
.button.primary {
  background: var(--primary);
  color: #fff;
  border-color: transparent;
}

.button.small {
  padding: 6px 10px;
  font-size: 12px;
}

.button.disabled {
  background: #f1f1f1;
  color: var(--muted);
  cursor: not-allowed;
}

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

.flash {
  margin: 16px 0;
}

.flash-item {
  background: #eef2ff;
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 8px;
  color: #2c3e8f;
}

.code-block {
  background: #f7f8ff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  font-size: 13px;
  overflow-x: auto;
  white-space: pre-wrap;
}

.map-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.map-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.map-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.map-card h3 {
  margin: 0;
}

.map-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: #2f44c9;
  font-size: 12px;
  white-space: nowrap;
}

.map-summary {
  margin: 0;
  color: #2c2c2c;
  font-size: 14px;
  line-height: 1.5;
}

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

.map-tags {
  margin-top: -4px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

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

.tag {
  padding: 4px 8px;
  border-radius: 999px;
  background: #f1f4ff;
  color: #3a4ddb;
  font-size: 12px;
}

.tag.muted {
  background: #f1f1f1;
  color: var(--muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.stat {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}

.stat-value {
  font-size: 22px;
  font-weight: 600;
}

.stat-label {
  color: var(--muted);
  font-size: 13px;
}

.admin-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid var(--border);
  padding: 12px 8px;
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--muted);
  font-weight: 500;
}

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

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

.checkbox input {
  width: auto;
}

.hint {
  color: var(--muted);
  font-size: 13px;
}

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}

.map-description {
  margin: 12px 0 6px;
}

.tag-form {
  display: grid;
  gap: 16px;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.default-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.iframe-card {
  position: relative;
}

.iframe-container {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  width: min(520px, 100%);
  background: #fff;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.iframe-container iframe {
  width: 100%;
  height: 320px;
  border: none;
}

.iframe-header {
  background: #eef1ff;
  padding: 8px 12px;
  cursor: move;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.iframe-tip {
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
}

@media (max-width: 720px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
  }
}