/* 错题本第三批：复习提醒条 + 错题练习卷 */

/* ---------- 到期提醒条 ---------- */
.mb-due-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 14px; margin-bottom: 10px;
  border-radius: 10px; font-size: 14px; line-height: 1.5;
}
.mb-due-bar b { font-size: 16px; }
.mb-due-bar.ok { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.mb-due-bar.warn { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; }
.mb-due-bar .mb-due-soon { font-size: 13px; opacity: .8; }
.mb-due-bar .btn { margin-left: auto; }

/* ---------- 练习卷：设置页 ---------- */
.mq-setup { max-width: 680px; padding: 18px 20px; border: 1px solid #e5e7eb; border-radius: 12px; background: #fff; }
.mq-setup h3 { margin: 0 0 6px; font-size: 18px; }
.mq-tip { margin: 0 0 16px; font-size: 13px; color: #6b7280; line-height: 1.6; }
.mq-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.mq-label { min-width: 72px; font-size: 14px; color: #374151; }
.mq-scopes, .mq-sizes { display: flex; gap: 8px; flex-wrap: wrap; }
.mq-scope, .mq-size {
  padding: 6px 14px; border: 1px solid #d1d5db; border-radius: 999px;
  background: #fff; color: #374151; font-size: 13px; cursor: pointer;
  transition: all .15s;
}
.mq-scope:hover, .mq-size:hover { border-color: #2563eb; color: #2563eb; }
.mq-scope.on, .mq-size.on { background: #2563eb; border-color: #2563eb; color: #fff; }
.mq-avail { font-size: 13px; color: #6b7280; margin: 4px 0 16px; }
.mq-avail b { color: #2563eb; }
.mq-ops { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.mq-ops .btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- 练习卷：答题卡片 ---------- */
.mq-card { max-width: 680px; padding: 18px 20px; border: 1px solid #e5e7eb; border-radius: 12px; background: #fff; }
.mq-progress { height: 4px; background: #e5e7eb; border-radius: 999px; overflow: hidden; margin-bottom: 14px; }
.mq-progress-in { height: 100%; background: #2563eb; transition: width .25s; }
.mq-src { font-size: 12px; color: #6b7280; margin-bottom: 8px; }
.mq-q { font-size: 17px; line-height: 1.6; color: #111827; margin-bottom: 16px; white-space: pre-wrap; }
.mq-input {
  width: 100%; padding: 10px 12px; margin-bottom: 14px;
  border: 1px solid #d1d5db; border-radius: 8px; font-size: 15px;
  box-sizing: border-box; outline: none;
}
.mq-input:focus { border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.mq-yours { font-size: 14px; color: #b91c1c; margin-bottom: 8px; }
.mq-ans { font-size: 15px; color: #047857; background: #ecfdf5; border: 1px solid #a7f3d0; border-radius: 8px; padding: 10px 12px; margin-bottom: 12px; }
.mq-ask { font-size: 13px; color: #6b7280; margin-bottom: 12px; }

/* ---------- 练习卷：报告页 ---------- */
.mq-report { max-width: 680px; }
.mq-score {
  display: flex; align-items: baseline; gap: 14px;
  padding: 18px 20px; margin-bottom: 14px;
  background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 12px;
}
.mq-score-num { font-size: 30px; font-weight: 700; color: #1d4ed8; }
.mq-score-rate { font-size: 14px; color: #1e40af; }
.mq-r-list { list-style: none; margin: 0 0 18px; padding: 0; }
.mq-r-row { display: flex; gap: 10px; align-items: flex-start; padding: 9px 12px; border-bottom: 1px solid #f3f4f6; font-size: 14px; }
.mq-r-row.ok .mq-r-mark { color: #22c55e; }
.mq-r-row.no .mq-r-mark { color: #ef4444; }
.mq-r-mark { flex: 0 0 16px; font-weight: 700; }
.mq-r-q { flex: 1; color: #374151; }
.mq-r-a { flex: 0 0 auto; color: #047857; font-size: 13px; max-width: 40%; }

/* ---------- 深色模式 ---------- */
[data-theme="dark"] .mb-due-bar.ok, body.dark .mb-due-bar.ok { background: #052e22; color: #6ee7b7; border-color: #065f46; }
[data-theme="dark"] .mb-due-bar.warn, body.dark .mb-due-bar.warn { background: #3b1d05; color: #fdba74; border-color: #7c2d12; }
[data-theme="dark"] .mq-setup, body.dark .mq-setup,
[data-theme="dark"] .mq-card, body.dark .mq-card { background: #1f2937; border-color: #374151; }
[data-theme="dark"] .mq-setup h3, body.dark .mq-setup h3,
[data-theme="dark"] .mq-q, body.dark .mq-q { color: #f3f4f6; }
[data-theme="dark"] .mq-label, body.dark .mq-label,
[data-theme="dark"] .mq-r-q, body.dark .mq-r-q { color: #d1d5db; }
[data-theme="dark"] .mq-scope, body.dark .mq-scope,
[data-theme="dark"] .mq-size, body.dark .mq-size { background: #111827; border-color: #4b5563; color: #d1d5db; }
[data-theme="dark"] .mq-input, body.dark .mq-input { background: #111827; border-color: #4b5563; color: #f3f4f6; }
[data-theme="dark"] .mq-progress, body.dark .mq-progress { background: #374151; }
[data-theme="dark"] .mq-score, body.dark .mq-score { background: #1e293b; border-color: #334155; }
[data-theme="dark"] .mq-score-num, body.dark .mq-score-num { color: #93c5fd; }
[data-theme="dark"] .mq-score-rate, body.dark .mq-score-rate { color: #bfdbfe; }
[data-theme="dark"] .mq-r-row, body.dark .mq-r-row { border-color: #374151; }