/* 管理后台增量样式 */
.admin-head {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.admin-head-inner {
  max-width: 1180px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.admin-title { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.admin-head-right { display: flex; align-items: center; gap: 10px; }
.admin-user { font-size: 13px; color: var(--text-3); }
.admin-tabs { max-width: 1180px; margin: 0 auto; padding: 0 20px; display: flex; gap: 4px; }
.tab-btn {
  border: 0; background: none; font: inherit; font-size: 14px; font-weight: 600;
  color: var(--text-3); padding: 10px 14px; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.on { color: var(--accent); border-bottom-color: var(--accent); }

.admin-main { max-width: 1180px; margin: 0 auto; padding: 20px; }
.tab-pane { display: none; }
.tab-pane.on { display: block; }

/* 登录 */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card {
  width: 100%; max-width: 380px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); padding: 28px;
}
.login-card h1 { font-size: 22px; }
.login-sub { font-size: 13px; color: var(--text-3); margin: 6px 0 20px; }
.block { width: 100%; justify-content: center; }

/* 工具栏 */
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar select, .toolbar input { padding: 8px 11px; font-size: 13.5px; }
.toolbar input[type="text"] { min-width: 180px; }
.toolbar .btn { padding: 8px 14px; font-size: 13.5px; }
.count-row { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--text-3); margin-bottom: 12px; }
.count-row b { color: var(--text); font-variant-numeric: tabular-nums; }

/* 列表 + 详情分栏 */
.split { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 16px; align-items: start; }
.list-pane, .detail-pane, .gen-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); box-shadow: var(--shadow);
}
.list-pane { padding: 8px; max-height: 68vh; overflow: auto; }
.detail-pane { padding: 18px; position: sticky; top: 92px; }
.detail-pane h2 {
  font-size: 17px; font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  margin-bottom: 12px;
}
.detail-pane h3 { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.detail-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0 0 16px; }
.detail-meta div { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; }
.detail-meta dt { font-size: 11.5px; color: var(--text-3); }
.detail-meta dd { margin: 2px 0 0; font-size: 13px; font-weight: 600; word-break: break-all; }
.readonly-box {
  font-size: 13px; color: var(--text-2); background: var(--surface-2);
  border: 1px solid var(--line); border-radius: 10px; padding: 9px 11px;
  min-height: 40px; white-space: pre-wrap; word-break: break-word;
}
.admin-file-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.admin-file-list li {
  display: flex; align-items: center; gap: 8px; font-size: 12.5px;
  padding: 7px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-2);
}
.admin-file-list a { margin-left: auto; color: var(--accent); text-decoration: none; font-weight: 600; white-space: nowrap; }
.admin-file-list a:hover { text-decoration: underline; }

.admin-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.admin-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 10px; border: 1px solid transparent;
}
.admin-row:hover { background: var(--surface-2); border-color: var(--line); }
.admin-row.is-current { background: var(--accent-weak); border-color: #cfe1ff; }
.row-main {
  flex: 1; min-width: 0; text-align: left; border: 0; background: none;
  font: inherit; color: inherit; cursor: pointer; padding: 2px 0; display: block;
}
.row-main.static { cursor: default; }
.row-title {
  display: block; font-size: 13.5px; font-weight: 600;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.row-sub { display: block; font-size: 11.5px; color: var(--text-3); }
.code-text { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .02em; }
.list-empty { padding: 22px; text-align: center; color: var(--text-3); font-size: 13px; }
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.small:disabled { opacity: .45; cursor: not-allowed; }

/* 卡密导入结果明细 */
.import-line {
  padding: 9px 12px; margin-bottom: 6px; border-radius: 6px;
  font-size: 12.5px; line-height: 1.7; word-break: break-all; text-align: left;
}
.import-line.ok   { background: var(--ok-weak); color: var(--ok); }
.import-line.warn { background: #fff7e6; color: #8a5300; }
.import-line.bad  { background: #fdecea; color: #b42318; }
.import-line:last-child { margin-bottom: 0; }

/* 卡密录入文本框 */
#import-codes {
  width: 100%; box-sizing: border-box; font-family: ui-monospace, Consolas, monospace;
  font-size: 13px; line-height: 1.7; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--surface);
  color: var(--text); resize: vertical;
}
#import-codes:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.gen-card { padding: 18px; margin-bottom: 16px; }
.gen-card h2 { font-size: 15px; margin-bottom: 12px; }
.gen-card .toolbar { margin-bottom: 0; }

@media (max-width: 900px) {
  .split { grid-template-columns: minmax(0, 1fr); }
  .detail-pane { position: static; }
  .list-pane { max-height: none; }
}