/* 语文大冒险 · 后台管理端样式（浅色主题，主色沿用小程序 #6d5cff） */
:root {
  --pri: #6d5cff;
  --pri-d: #5546e0;
  --pri-l: #efedff;
  --ok: #16a34a;
  --ok-l: #e8f8ee;
  --bad: #e5484d;
  --bad-l: #fdecec;
  --warn: #d97706;
  --warn-l: #fef4e6;
  --tx: #1f2333;
  --tx-2: #5b6178;
  --tx-3: #8b90a6;
  --bd: #e6e8f0;
  --bg: #f6f7fb;
  --card: #fff;
  --r: 12px;
  --sh: 0 2px 10px rgba(31, 35, 51, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--tx);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}

button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--pri); text-decoration: none; }
.hidden { display: none !important; }

/* ---------------- 登录页 ---------------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(150deg, #6d5cff 0%, #8f7bff 45%, #b9a9ff 100%);
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: #fff;
  border-radius: 18px;
  padding: 34px 30px 28px;
  box-shadow: 0 18px 50px rgba(40, 30, 90, 0.28);
}
.login-logo { font-size: 40px; text-align: center; line-height: 1; }
.login-title { text-align: center; font-size: 20px; font-weight: 700; margin: 10px 0 4px; }
.login-sub { text-align: center; color: var(--tx-3); font-size: 13px; margin-bottom: 22px; }
.login-card label { display: block; font-size: 13px; color: var(--tx-2); margin: 12px 0 6px; }
.login-card input {
  width: 100%; height: 44px; padding: 0 12px; border: 1px solid var(--bd);
  border-radius: 10px; background: #fbfbfe; outline: none;
}
.login-card input:focus { border-color: var(--pri); background: #fff; box-shadow: 0 0 0 3px rgba(109, 92, 255, 0.12); }
.login-card .btn { width: 100%; height: 46px; margin-top: 20px; }
.login-err { color: var(--bad); font-size: 13px; min-height: 20px; margin-top: 10px; text-align: center; }
.login-foot { text-align: center; color: var(--tx-3); font-size: 12px; margin-top: 18px; }

/* ---------------- 布局 ---------------- */
.layout { display: flex; min-height: 100vh; }
.side {
  width: 216px; flex-shrink: 0; background: #fff; border-right: 1px solid var(--bd);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.side-hd { padding: 20px 18px 14px; border-bottom: 1px solid var(--bd); }
.side-hd .logo { font-size: 22px; }
.side-hd .tt { font-weight: 700; font-size: 15px; }
.side-hd .st { font-size: 12px; color: var(--tx-3); }
.nav { padding: 10px; flex: 1; }
.nav a {
  display: flex; align-items: center; gap: 9px; padding: 10px 12px; border-radius: 10px;
  color: var(--tx-2); font-weight: 600; margin-bottom: 4px;
}
.nav a:hover { background: var(--bg); }
.nav a.on { background: var(--pri-l); color: var(--pri-d); }
.side-ft { padding: 12px; border-top: 1px solid var(--bd); font-size: 12px; color: var(--tx-3); }
.side-ft .who { color: var(--tx-2); font-weight: 600; margin-bottom: 6px; }
.side-ft button { width: 100%; }

.main { flex: 1; min-width: 0; padding: 20px 24px 60px; }
.page-hd { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.page-hd h1 { font-size: 20px; margin: 0; }
.page-hd .sub { color: var(--tx-3); font-size: 13px; font-weight: 400; margin-left: 8px; }

/* ---------------- 通用组件 ---------------- */
.btn {
  border: 0; background: var(--pri); color: #fff; height: 34px; padding: 0 14px;
  border-radius: 9px; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--pri-d); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.ghost { background: #fff; color: var(--tx-2); border: 1px solid var(--bd); }
.btn.ghost:hover { background: var(--bg); }
.btn.danger { background: var(--bad); }
.btn.danger:hover { background: #c93a3f; }
.btn.sm { height: 28px; padding: 0 10px; font-size: 13px; border-radius: 8px; }
.btn.xs { height: 24px; padding: 0 8px; font-size: 12px; border-radius: 7px; }

.card { background: var(--card); border: 1px solid var(--bd); border-radius: var(--r); box-shadow: var(--sh); }
.card + .card { margin-top: 14px; }
.card-hd { padding: 13px 16px; border-bottom: 1px solid var(--bd); font-weight: 700; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-bd { padding: 16px; }
.card-bd.nopad { padding: 0; }

.grid { display: grid; gap: 14px; }
.grid.c5 { grid-template-columns: repeat(5, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }

.stat { background: #fff; border: 1px solid var(--bd); border-radius: var(--r); padding: 14px 16px; box-shadow: var(--sh); }
.stat .k { color: var(--tx-3); font-size: 12px; }
.stat .v { font-size: 26px; font-weight: 800; line-height: 1.25; margin-top: 2px; }
.stat .d { font-size: 12px; color: var(--tx-3); }
.stat .v small { font-size: 13px; font-weight: 600; color: var(--tx-3); margin-left: 4px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--bd); vertical-align: middle; }
th { background: #fafbff; color: var(--tx-2); font-size: 13px; font-weight: 700; white-space: nowrap; }
tbody tr:hover { background: #fbfcff; }
tbody tr.clickable { cursor: pointer; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.empty { padding: 40px; text-align: center; color: var(--tx-3); }

.badge {
  display: inline-block; padding: 1px 7px; border-radius: 6px; font-size: 12px;
  font-weight: 700; background: var(--bg); color: var(--tx-2); border: 1px solid var(--bd);
}
.badge.pri { background: var(--pri-l); color: var(--pri-d); border-color: #ddd8ff; }
.badge.ok { background: var(--ok-l); color: var(--ok); border-color: #c8ecdb; }
.badge.bad { background: var(--bad-l); color: var(--bad); border-color: #f8d3d4; }
.badge.warn { background: var(--warn-l); color: var(--warn); border-color: #f7e0bd; }
.badge.lg { font-size: 13px; padding: 3px 10px; }

.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar .sp { flex: 1; }
/* 核验页操作行：强制单行不换行——搜索框弹性收缩，按钮永不掉行，永远靠右 */
.toolbar.nowrap { flex-wrap: nowrap; }
.toolbar.nowrap input.ipt.wide { flex: 1 1 auto; min-width: 0; }
.toolbar.nowrap select.ipt { flex-shrink: 0; max-width: 220px; }
.toolbar.nowrap .btn { white-space: nowrap; flex-shrink: 0; }
input.ipt, select.ipt {
  height: 34px; padding: 0 10px; border: 1px solid var(--bd); border-radius: 9px;
  background: #fff; outline: none;
}
input.ipt:focus, select.ipt:focus { border-color: var(--pri); box-shadow: 0 0 0 3px rgba(109, 92, 255, .12); }
input.ipt.wide { min-width: 240px; }
textarea.ipt { width: 100%; padding: 9px 10px; border: 1px solid var(--bd); border-radius: 9px; background: #fff; outline: none; resize: vertical; line-height: 1.7; }
textarea.ipt:focus { border-color: var(--pri); box-shadow: 0 0 0 3px rgba(109, 92, 255, .12); }

.tabs { display: flex; gap: 6px; background: var(--pri-l); padding: 5px; border-radius: 11px; }
.tabs .tb {
  padding: 7px 16px; border-radius: 8px; font-weight: 700; color: var(--tx-2);
  cursor: pointer; border: 0; background: transparent;
}
.tabs .tb.on { background: #fff; color: var(--pri-d); box-shadow: 0 2px 8px rgba(109, 92, 255, .18); }

/* ---------------- 题库页 ---------------- */
.bank-wrap { display: grid; grid-template-columns: 300px 1fr; gap: 14px; align-items: start; }
.lv-list { max-height: calc(100vh - 210px); overflow: auto; }
.lv-item { padding: 10px 14px; border-bottom: 1px solid var(--bd); cursor: pointer; display: flex; gap: 8px; align-items: baseline; }
.lv-item:hover { background: #fbfcff; }
.lv-item.on { background: var(--pri-l); box-shadow: inset 3px 0 0 var(--pri); }
.lv-item .nm { flex: 1; min-width: 0; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lv-item .n { color: var(--tx-3); font-size: 12px; flex-shrink: 0; }
.lv-item .sub { color: var(--tx-3); font-size: 12px; }

.q-card { border: 1px solid var(--bd); border-radius: var(--r); padding: 12px 14px; background: #fff; }
.q-card + .q-card { margin-top: 10px; }
/* 从「我要纠错」跳进来时，被上报的那道题打高亮（配合 loadLevel 的 scrollIntoView 定位） */
.q-card.focus { border-color: var(--bad); box-shadow: 0 0 0 3px var(--bad-l); }
/* 全库搜题结果：按年级分组（跨年级命中时一眼看得见「题在别的年级」） */
.sr-group + .sr-group { margin-top: 20px; }
.sr-gh { display: flex; align-items: center; gap: 8px; margin-bottom: 9px; font-weight: 800; color: var(--tx-2); font-size: 14px; }
.sr-gh:before { content: ''; width: 3px; height: 14px; border-radius: 2px; background: var(--pri); }
.sr-empty-t { font-size: 15px; font-weight: 700; color: var(--tx-2); word-break: break-word; }
.sr-empty-h { margin-top: 10px; line-height: 1.75; }
.q-hd { display: flex; align-items: center; gap: 8px; margin-bottom: 7px; flex-wrap: wrap; }
.q-hd .no { font-weight: 800; color: var(--tx-3); font-variant-numeric: tabular-nums; }
.q-hd .sp { flex: 1; }
.q-stem { font-weight: 600; margin-bottom: 8px; word-break: break-word; }
.q-opts { display: grid; gap: 5px; }
.q-opt { padding: 6px 10px; border-radius: 8px; background: #fafbff; border: 1px solid var(--bd); word-break: break-word; }
.q-opt.right { background: var(--ok-l); border-color: #b9e3cb; color: #10713a; font-weight: 700; }
.q-opt .mk { color: var(--tx-3); margin-right: 6px; font-weight: 700; }
.q-opt.right .mk { color: var(--ok); }
.q-tip { margin-top: 7px; color: var(--tx-2); font-size: 13px; background: #fafbff; border-left: 3px solid #ddd8ff; padding: 6px 10px; border-radius: 0 8px 8px 0; word-break: break-word; }
/* 书写题（ty=3）：语段里 [[拼音]] 标出的待写词用底色 highlight，一眼看出「要写的是哪几个词」 */
.q-write-pass { line-height: 2.1; background: #fafbff; border: 1px solid var(--bd); border-radius: 10px; padding: 10px 12px; margin-bottom: 8px; word-break: break-word; }
.q-write-pass .py-inline { display: inline-block; padding: 1px 7px; margin: 0 3px; border-radius: 6px; background: #fff3d6; border: 1px solid #f0d79a; color: #8a5a00; font-size: 13px; font-weight: 700; }
.q-act { margin-top: 9px; display: flex; gap: 6px; flex-wrap: wrap; }
.q-passage { white-space: pre-wrap; line-height: 1.9; background: #fafbff; border: 1px solid var(--bd); border-radius: 10px; padding: 12px 14px; max-height: 260px; overflow: auto; margin-bottom: 12px; }

.field { margin-bottom: 12px; }
.field > label { display: block; font-size: 13px; color: var(--tx-2); font-weight: 600; margin-bottom: 5px; }
.field .hint { font-size: 12px; color: var(--tx-3); font-weight: 400; margin-left: 6px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.opt-row { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.opt-row .rd { flex-shrink: 0; }
.opt-row .lt { width: 20px; color: var(--tx-3); font-weight: 700; flex-shrink: 0; }
.opt-row input[type=text] { flex: 1; height: 34px; padding: 0 10px; border: 1px solid var(--bd); border-radius: 9px; outline: none; }
.opt-row input[type=text]:focus { border-color: var(--pri); }
.opt-row.is-right input[type=text] { border-color: var(--ok); background: var(--ok-l); }

/* ---------------- 用户详情 ---------------- */
.ud-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.ud-item { background: #fafbff; border: 1px solid var(--bd); border-radius: 9px; padding: 9px 11px; }
.ud-item .k { font-size: 12px; color: var(--tx-3); }
.ud-item .v { font-weight: 700; word-break: break-all; }
.spark { display: flex; align-items: flex-end; gap: 3px; height: 70px; }
.spark i { flex: 1; background: linear-gradient(180deg, #9b8cff, #6d5cff); border-radius: 3px 3px 0 0; min-height: 2px; display: block; }
.spark-x { display: flex; gap: 3px; font-size: 10px; color: var(--tx-3); margin-top: 4px; }
.spark-x span { flex: 1; text-align: center; overflow: hidden; }

/* ---------------- 模态 / 吐司 ---------------- */
.mask { position: fixed; inset: 0; background: rgba(24, 26, 38, .5); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 20px; }
.modal { background: #fff; border-radius: 14px; width: 100%; max-width: 680px; max-height: 92vh; display: flex; flex-direction: column; box-shadow: 0 24px 60px rgba(20, 16, 50, .35); }
.modal.wide { max-width: 900px; }
.modal-hd { padding: 15px 18px; border-bottom: 1px solid var(--bd); font-weight: 700; display: flex; justify-content: space-between; align-items: center; }
.modal-hd .x { border: 0; background: transparent; font-size: 24px; line-height: 1; cursor: pointer; color: var(--tx-3); }
.modal-bd { padding: 18px; overflow: auto; }
.modal-ft { padding: 13px 18px; border-top: 1px solid var(--bd); display: flex; justify-content: flex-end; gap: 8px; }

.toast {
  position: fixed; left: 50%; bottom: 36px; transform: translateX(-50%);
  background: rgba(28, 30, 44, .93); color: #fff; padding: 10px 18px; border-radius: 10px;
  font-weight: 600; z-index: 99; box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
}
.toast.err { background: var(--bad); }

.loading { padding: 30px; text-align: center; color: var(--tx-3); }
.pager { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 14px; color: var(--tx-2); }
.chip { display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 999px; background: var(--bg); border: 1px solid var(--bd); font-size: 13px; cursor: pointer; }
.chip.on { background: var(--pri-l); border-color: #d5ceff; color: var(--pri-d); font-weight: 700; }
.chip .n { font-variant-numeric: tabular-nums; font-weight: 700; }
.chip .n.hot { color: var(--warn); }

/* ---------------- 题目核验 ---------------- */
.nav a .dot {
  margin-left: auto; background: var(--warn-l); color: var(--warn); border: 1px solid #f7e0bd;
  border-radius: 999px; padding: 0 6px; font-size: 11px; font-weight: 700; line-height: 16px;
}
.rv-bar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  background: var(--pri-l); border: 1px solid #ddd8ff; border-radius: var(--r);
  padding: 9px 12px; margin-bottom: 12px; position: sticky; top: 0; z-index: 5;
}
.rv-bar .cnt { font-weight: 700; color: var(--pri-d); }
.rv-bar .sp { flex: 1; }
.q-pick { width: 15px; height: 15px; flex-shrink: 0; cursor: pointer; accent-color: var(--pri); }
.q-card.picked { border-color: #b7adff; background: #fbfaff; box-shadow: 0 0 0 2px rgba(109, 92, 255, .10); }
.q-card.pending { border-left: 3px solid var(--warn); }
.q-card.passed { border-left: 3px solid var(--ok); }
.q-card.rejected { border-left: 3px solid var(--bad); }
.rev-note { margin-top: 6px; font-size: 12px; color: var(--tx-3); }

/* ---------------- 账号管理（2026-09-29） ---------------- */
.hd-acts { display: flex; align-items: center; gap: 8px; }
.hint { font-size: 12px; color: var(--tx-3); }
.ops { white-space: nowrap; }
.ops .btn { margin-right: 4px; }
label.ck {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 6px;
  font-size: 13px; font-weight: 400; color: var(--tx-2); cursor: pointer;
}
label.ck input[type=checkbox] { width: 14px; height: 14px; accent-color: var(--pri); }
.side-ft .who .badge { font-size: 11px; padding: 0 5px; }

@media (max-width: 1100px) {
  .grid.c5 { grid-template-columns: repeat(3, 1fr); }
  .grid.c4 { grid-template-columns: repeat(2, 1fr); }
  .bank-wrap { grid-template-columns: 1fr; }
  .lv-list { max-height: 300px; }
}
@media (max-width: 720px) {
  .layout { flex-direction: column; }
  .side { width: 100%; height: auto; position: static; flex-direction: row; align-items: center; flex-wrap: wrap; }
  .side-hd { border: 0; }
  .nav { display: flex; gap: 4px; padding: 8px; }
  .nav a { margin: 0; }
  .side-ft { border: 0; display: flex; align-items: center; gap: 10px; }
  .side-ft button { width: auto; }
  .grid.c5, .grid.c4, .grid.c3, .grid.c2 { grid-template-columns: 1fr; }
  .main { padding: 14px; }
}

/* ═══ 我要纠错（纠错上报列表） ═══ */
.rp-q {
  max-width: 360px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}
td .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }