/* 打卡计划表组卷工具 · 飞扬精准自学品牌风（用户定稿：方案F左右分栏布局 + 淡橙辅助色） */
/* 字号五档：20 / 16 / 14 / 12 / 10 px，样式一律引变量 */
:root{
  --fs-num:20px; --fs-h:16px; --fs-body:14px; --fs-aux:12px; --fs-tiny:10px;
  --ink:#1c2632;
  --ink-aux:#5d6b7a;
  --bg:#edf5fc;
  --panel:#ffffff;
  --line:#d8e6f2;
  --blue:#0062BA;
  --blue-2:#2e86dd;
  --blue-soft:#e8f2fc;
  --blue-deep:#004e94;
  --orange:#f5a83d;
  --orange-2:#ef8f1f;
  --orange-soft:#fdf4e7;
  --orange-deep:#8f5c0a;
  --amber:#f5b91e;
  --red:#e5544f;
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--ink);font:var(--fs-body)/1.7 -apple-system,"Segoe UI","Microsoft YaHei",sans-serif;}
.wrap{max-width:1240px;margin:0 auto;padding:0 20px 48px;}
.page{display:none;}
.page.show{display:block;}

/* 顶部导航：品牌蓝实底渐变 + 白字页签 + 白底圆角 Logo */
.topnav{background:linear-gradient(90deg,var(--blue-deep),var(--blue));position:sticky;top:0;z-index:20;box-shadow:0 2px 12px rgba(0,78,148,.25);}
.topnav .wrap{display:flex;align-items:center;gap:6px;height:60px;padding-top:0;padding-bottom:0;}
.brand{display:flex;align-items:center;margin-right:18px;background:#fff;border-radius:10px;padding:4px 10px;}
.brand img{height:26px;display:block;}
.tab{font-size:var(--fs-body);color:#eaf4ff;text-decoration:none;padding:6px 14px;border-radius:999px;cursor:pointer;border:none;background:none;font-family:inherit;}
.tab:hover{background:rgba(255,255,255,.14);}
.tab.on{background:#fff;color:var(--blue-deep);font-weight:600;}
.badge{margin-left:auto;font-size:var(--fs-aux);background:rgba(255,255,255,.92);color:var(--orange-deep);border:1px solid #f7ddb0;border-radius:999px;padding:3px 12px;cursor:pointer;white-space:nowrap;}
.badge.ok{background:var(--blue-soft);color:var(--blue-deep);border-color:#bcd9f2;}

/* 页面标题行 */
.pagehead{display:flex;align-items:flex-end;gap:12px;margin:22px 0 6px;}
.pagehead h1{font-size:var(--fs-h);font-weight:700;border-left:4px solid var(--orange);padding-left:10px;line-height:1.3;}
.pagehead .sub{font-size:var(--fs-aux);color:var(--ink-aux);margin-left:6px;}
.note{font-size:var(--fs-aux);color:var(--ink-aux);margin-bottom:14px;}
.aux{font-size:var(--fs-aux);color:var(--ink-aux);}
.hint{font-size:var(--fs-aux);color:var(--ink-aux);}

/* 左右分栏工作台：左目录栏 sticky，右详情栏随流 */
.duo{display:grid;grid-template-columns:380px 1fr;gap:16px;align-items:start;}
.duo .master{position:sticky;top:80px;}

/* 卡片 */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;}
.card>.hd{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line);}
.card>.hd h2{font-size:var(--fs-h);font-weight:700;}
.card>.hd .cnt{margin-left:auto;font-size:var(--fs-aux);color:var(--orange-deep);background:var(--orange-soft);border-radius:999px;padding:2px 10px;}
.card>.bd{padding:14px 16px;}

/* 按钮：淡橙渐变实心 + 描边空心 */
.btn{display:inline-flex;align-items:center;gap:6px;font:inherit;font-size:var(--fs-body);font-weight:600;border:none;border-radius:10px;padding:8px 18px;cursor:pointer;transition:transform .15s;white-space:nowrap;}
.btn.main{background:linear-gradient(135deg,var(--orange),var(--orange-2));color:#fff;box-shadow:0 4px 12px rgba(239,143,31,.3);}
.btn.main:hover{transform:translateY(-2px);}
.btn.main:disabled{opacity:.45;cursor:not-allowed;transform:none;}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink);}
.btn.ghost:hover{border-color:var(--orange);color:var(--orange-deep);}
.btn.ghost:disabled{opacity:.45;cursor:not-allowed;}
.btn.sm{padding:4px 12px;font-size:var(--fs-aux);border-radius:8px;}
.footbar{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-top:12px;flex-wrap:wrap;}
.footbar .hint{margin-right:auto;}

/* 表单 */
input[type=text],input[type=number],input[type=date],select,textarea{
  font:inherit;font-size:var(--fs-body);color:var(--ink);background:#fbfdff;
  border:1px solid var(--line);border-radius:8px;padding:8px 12px;outline:none;
}
input:focus,select:focus,textarea:focus{border-color:var(--orange);background:#fff;}
textarea{width:100%;resize:vertical;line-height:1.7;}
.formrow{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.formrow>label{width:150px;flex:none;font-weight:600;}
.formrow.col{flex-direction:column;align-items:flex-start;}
.formrow input[type=text],.formrow input[type=number],.formrow input[type=date],.formrow select{min-width:240px;}

/* 知识点勾选组与 chips：选中态用淡橙 */
.grp{margin-bottom:14px;}
.gname{font-size:var(--fs-body);font-weight:600;margin-bottom:6px;display:flex;align-items:center;gap:8px;}
.gname::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--blue);flex:none;}
.gname .push{margin-left:auto;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-aux);border:1px solid var(--line);border-radius:999px;padding:4px 12px;background:#fbfdff;cursor:pointer;user-select:none;}
.chip:hover{border-color:var(--orange);}
.chip.on{background:var(--orange-soft);border-color:var(--orange);color:var(--orange-deep);font-weight:600;}
.chip .n{font-size:var(--fs-tiny);color:var(--ink-aux);font-variant-numeric:tabular-nums;}
.chip i.rec{font-style:normal;font-size:var(--fs-tiny);color:var(--orange-deep);background:var(--orange-soft);border-radius:4px;padding:0 4px;}
.diff{display:flex;gap:8px;}
.diff .d{font-size:var(--fs-aux);border:1px solid var(--line);border-radius:8px;padding:4px 14px;background:#fbfdff;cursor:pointer;}
.diff .d.on{background:linear-gradient(135deg,var(--orange),var(--orange-2));color:#fff;border-color:transparent;font-weight:600;}

/* 批量组卷页 */
.bform{display:flex;flex-wrap:wrap;gap:14px 24px;margin:6px 0 10px;}
.bform label{display:flex;align-items:center;gap:8px;font-size:var(--fs-aux);color:var(--ink-aux);}
.bform select,.bform input[type="date"]{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:var(--fs-aux);background:#fff;color:var(--ink);font-family:inherit;}
.bcard{border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0;background:#fbfdff;}
.bcard.skip{background:var(--orange-soft);border-color:#f2d9ac;}
.bhead{display:flex;align-items:center;gap:12px;justify-content:space-between;}
.bhead b{font-size:var(--fs-body);}
.bhead span{font-size:var(--fs-aux);color:var(--ink-aux);}
.brow{font-size:var(--fs-aux);color:var(--ink-aux);padding:3px 0 3px 12px;border-left:2px solid var(--blue-soft);margin:4px 0;}
.gapwarn{font-style:normal;color:var(--orange-deep);font-size:var(--fs-tiny);}
.ksearch{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:8px;padding:7px 12px;font-size:var(--fs-aux);margin-bottom:8px;font-family:inherit;color:var(--ink);}
.kboard{font-size:var(--fs-tiny);color:var(--ink-aux);margin:8px 0 4px;}
.chip.big{padding:8px 16px;font-size:var(--fs-body);}
.brow.names{border-left:none;padding-left:0;line-height:1.9;}
.pv-hd{display:flex;align-items:center;gap:8px;}
.pv-hd img{height:30px;flex:none;}

/* 题库管理页：单条 sticky 操作栏 */
.checkbar{display:flex;align-items:center;gap:12px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:10px 16px;margin-bottom:16px;flex-wrap:wrap;position:sticky;top:72px;z-index:15;}
.checkbar .prog{flex:1;min-width:200px;display:flex;align-items:center;gap:10px;}
.checkbar .bar{flex:1;height:6px;border-radius:4px;background:#eaf1f8;overflow:hidden;}
.checkbar .bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--blue),var(--orange));transition:width .3s;}
.checkbar .plab{font-size:var(--fs-aux);color:var(--ink-aux);white-space:nowrap;}
.checkbar .pos{font-size:var(--fs-tiny);color:var(--ink-aux);}
.batchline{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.batchline .arr{font-size:var(--fs-aux);color:var(--ink-aux);}
.batchline select{min-width:180px;}
.filters{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap;}
.filters select{flex:1;min-width:0;font-size:var(--fs-aux);padding:6px 8px;}
.qlist,.qtree{max-height:520px;overflow:auto;}

/* 题目目录分层树：板块 → 目录项 → 题目 */
.qboard{display:flex;align-items:center;gap:8px;padding:8px 12px;margin-top:8px;border-radius:8px;background:var(--blue-soft);cursor:pointer;font-weight:600;font-size:var(--fs-aux);user-select:none;}
.qboard:first-child{margin-top:0;}
.qboard .tri,.qgrp .tri{width:0;height:0;border-left:5px solid var(--blue);border-top:4px solid transparent;border-bottom:4px solid transparent;flex:none;transition:transform .15s;}
.qboard.open .tri,.qgrp.open .tri{transform:rotate(90deg);}
.qboard .qcnt{margin-left:auto;font-weight:400;color:var(--ink-aux);font-variant-numeric:tabular-nums;}
.qboard.unmapped{background:var(--orange-soft);}
.qboard.unmapped .tri{border-left-color:var(--orange);}
.qgrp{display:flex;align-items:center;gap:8px;padding:6px 12px 6px 28px;margin-top:2px;border-radius:8px;cursor:pointer;font-size:var(--fs-aux);user-select:none;}
.qgrp:hover{background:#f5faff;}
.qgrp.on{background:var(--orange-soft);}
.qgrp .tri{border-left-color:#8fb4d6;}
.qgrp .qcnt{margin-left:auto;color:var(--ink-aux);font-variant-numeric:tabular-nums;}
.qitems{margin:2px 0 6px 30px;}
.qitem{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:8px;cursor:pointer;font-size:var(--fs-aux);border:1px solid transparent;}
.qitem:hover{background:#f5faff;}
.qitem.on{background:var(--orange-soft);border-color:#f2d9ac;}
.qitem .st{width:8px;height:8px;border-radius:50%;background:#d5e2ee;flex:none;}
.qitem .st.done{background:var(--orange);}
.qitem .qid{font-family:Consolas,monospace;color:var(--ink-aux);flex:none;}
.qitem .ty,.qitem .df{flex:none;background:var(--blue-soft);border-radius:4px;padding:0 6px;color:var(--blue);}
.qitem .kn{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink-aux);}
.qitem .no{flex:none;color:var(--ink-aux);font-variant-numeric:tabular-nums;}
.qdetail .qmeta{display:flex;gap:10px;align-items:center;font-size:var(--fs-aux);color:var(--ink-aux);margin-bottom:10px;}
.qdetail .qmeta .qid{font-family:Consolas,monospace;background:var(--blue-soft);border-radius:4px;padding:1px 8px;}
.qstem{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fbfdff;margin-bottom:10px;}
.qtext{margin:4px 0;}
/* 选择题选项行：渲染层拆分出的选项两栏排布，间距均匀、顶部对齐 */
.qopts{display:flex;flex-wrap:wrap;align-items:flex-start;margin:4px 0;}
.qopt{flex:0 0 calc(50% - 8px);box-sizing:border-box;padding:2px 4px 2px 0;}
.qopts .qformula[data-inline],.qopt .qformula[data-inline]{display:inline-block;margin:0 1px;overflow:visible;vertical-align:middle;}
/* 公式块（KaTeX 离线渲染）：左对齐，与题干文字同级缩进 */
.qformula{margin:4px 0 4px 1em;overflow-x:auto;}
.qtext .qformula[data-inline],.pdoc .qtext .qformula[data-inline],#print-preview .qtext .qformula[data-inline]{display:inline-block;margin:0 1px;overflow:visible;vertical-align:middle;}
.qformula .katex-display{margin:2px 0;text-align:left;}
.qformula .katex-display>.katex{text-align:left;}
.qimg{display:block;max-width:40%;max-height:240px;width:auto;margin:4px 0 8px auto;}
.qtable{border-collapse:collapse;margin:8px auto;font-size:var(--fs-aux);}
.qtable th,.qtable td{border:1px solid var(--line);padding:4px 10px;font-variant-numeric:tabular-nums;}
.qtable th{background:var(--blue-soft);font-weight:600;}
/* 打印卷面与 A4 预览（.pdoc）中的表格：单元格不换行、字号与内边距收紧。
   素材表格（坐标表、数值表、电价表等）均为短单元格，自然宽度略超版心时会被挤压换行，
   出现「(-y, x)」拆两行、右括号单独占行的错乱；收紧后整行放下。题库 16 处表格已核对无长文本单元格 */
.pdoc .qtable{width:100%;}
.pdoc .qtable th,.pdoc .qtable td{white-space:nowrap;padding:3px 5px;font-size:10.5px;}
.qanswer{font-size:var(--fs-body);margin:8px 0;}
.qanswer .lab{display:inline-block;font-size:var(--fs-aux);color:var(--blue-deep);background:var(--blue-soft);border-radius:4px;padding:1px 8px;margin-right:8px;font-weight:600;}
.qsolution{border-left:3px solid var(--blue-soft);padding:6px 12px;background:#fbfdff;border-radius:0 8px 8px 0;margin-bottom:12px;}
.checkops{border-top:1px dashed var(--line);padding-top:12px;}
.chipsearch{width:100%;margin-bottom:8px;}
.chips-wrap{max-height:260px;overflow:auto;border:1px solid var(--line);border-radius:10px;padding:10px;background:#fbfdff;}
.okline{display:flex;align-items:center;gap:8px;font-size:var(--fs-body);margin-top:12px;cursor:pointer;}
.okline input{width:16px;height:16px;accent-color:var(--orange);}

/* 组卷页：左竖向步骤轨 + 右工作台 */
.layout{display:grid;grid-template-columns:200px 1fr;gap:16px;align-items:start;}
.rail{position:sticky;top:80px;}
.rail .card{padding:16px 14px;margin-bottom:0;}
.rail .rt{font-size:var(--fs-aux);color:var(--ink-aux);margin-bottom:10px;letter-spacing:1px;}
.vstep{display:flex;gap:10px;padding:9px 6px;border-radius:10px;cursor:pointer;}
.vstep .b{width:26px;height:26px;border-radius:50%;background:#dbe8f4;color:var(--ink);font-size:var(--fs-tiny);display:flex;align-items:center;justify-content:center;font-weight:700;flex:none;}
.vstep .t{font-size:var(--fs-aux);color:var(--ink-aux);align-self:center;}
.vstep.on{background:var(--blue-soft);}
.vstep.on .b{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;}
.vstep.on .t{color:var(--blue-deep);font-weight:600;}
.vstep.done .b{background:var(--blue-soft);color:var(--blue-deep);}
.rail .sum{margin-top:14px;padding:12px;border-radius:12px;background:var(--blue-soft);font-size:var(--fs-aux);color:var(--blue-deep);line-height:1.9;}
.wks{margin-bottom:8px;}
.wk{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:12px;background:#fbfdff;transition:transform .15s;}
.wk:hover{transform:translateY(-2px);}
.wk .top{display:flex;align-items:center;gap:10px;}
.wk .wkno{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:var(--fs-h);flex:none;}
.wk .wtopic{flex:0 1 260px;}
.wk .rng{font-size:var(--fs-aux);color:var(--ink-aux);margin-left:auto;font-variant-numeric:tabular-nums;white-space:nowrap;}
.wk .tips{width:100%;margin:8px 0 4px;font-size:var(--fs-aux);border-left:none;padding-left:10px;}
.qrow{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap;}
.qcell{flex:1;min-width:170px;font-size:var(--fs-aux);background:var(--blue-soft);border:1px dashed #bcd9f2;border-radius:10px;padding:8px 10px;color:var(--ink);}
.qcell .qn{display:inline-block;font-size:var(--fs-tiny);font-weight:700;color:var(--blue-deep);margin-right:6px;}
.qcell .tag{display:inline-block;font-size:var(--fs-tiny);color:var(--blue);margin-left:6px;}
.qcell .chg{float:right;font-size:var(--fs-tiny);color:var(--blue);cursor:pointer;font-weight:600;}
.qcell .chg:hover{color:var(--blue-deep);}
.qcell.miss{background:var(--orange-soft);border-color:#f2d9ac;color:var(--ink-aux);}
.qcell.miss .qn{color:var(--orange-deep);}
.gapline{font-size:var(--fs-aux);color:var(--orange-deep);background:var(--orange-soft);border:1px solid #f2d9ac;border-radius:8px;padding:6px 10px;margin-top:8px;}

/* 智能搜题 */
.searchbar{display:flex;gap:8px;margin:8px 0 4px;}
.searchbar input{flex:1;}
.slist{margin-top:8px;}
.sitem{display:flex;align-items:center;gap:10px;padding:7px 10px;border:1px solid var(--line);border-radius:10px;margin-bottom:6px;cursor:pointer;background:#fff;}
.sitem:hover{border-color:var(--blue-2);}
.sitem.on{border-color:var(--orange);background:var(--orange-soft);}
.sitem .tag{flex:none;font-size:var(--fs-aux);color:var(--ink-aux);}
.sitem .stext{flex:1;font-size:var(--fs-body);}
.sitem .k{flex:none;font-size:var(--fs-aux);color:var(--ink-aux);}
.pool{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);}
.pool .pt{font-size:var(--fs-body);font-weight:600;margin-bottom:8px;}
.printbar{display:flex;align-items:center;gap:10px;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);}
.printbar .pl{font-size:var(--fs-aux);color:var(--ink-aux);margin-right:auto;}
.tipslist{padding-left:20px;font-size:var(--fs-aux);color:var(--ink-aux);}
.tipslist b{color:var(--ink);}

/* 学生档案页：左名单 + 右详情 */
.mtools{display:flex;flex-direction:column;gap:10px;margin-bottom:12px;}
.mtools input{width:100%;}
.madd{display:flex;gap:8px;flex-wrap:wrap;}
.madd .btn{flex:1 1 auto;justify-content:center;}
.mlist{max-height:460px;overflow:auto;}
.srow{display:flex;align-items:center;gap:10px;padding:9px 6px;border-bottom:1px solid #eef4fa;cursor:pointer;border-radius:10px;}
.srow:last-child{border-bottom:none;}
.srow:hover{background:#f5faff;}
.srow.on{background:var(--orange-soft);}
.srow .avatar{width:34px;height:34px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:var(--fs-body);background:linear-gradient(135deg,var(--blue),var(--blue-2));}
.srow.on .avatar{background:linear-gradient(135deg,var(--orange),var(--orange-2));}
.srow .nm{flex:1;min-width:0;}
.srow .nm b{display:block;font-size:var(--fs-body);line-height:1.4;}
.srow .nm .meta{font-size:var(--fs-tiny);color:var(--ink-aux);}
.srow .go{margin-left:auto;font-size:var(--fs-tiny);color:var(--ink-aux);flex:none;}
.dhead{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.dhead .avatar{width:42px;height:42px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;background:linear-gradient(135deg,var(--orange),var(--orange-2));}
.dhead .who b{font-size:var(--fs-h);}
.dhead .who .meta{font-size:var(--fs-aux);color:var(--ink-aux);}
.dhead .ops{margin-left:auto;display:flex;gap:6px;}
.kv{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.kv .k{width:90px;flex:none;font-size:var(--fs-aux);color:var(--ink-aux);}
.kbtn{width:100%;justify-content:center;border-style:dashed;}
/* 学生档案页脚回收站条 */
.trashbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:var(--fs-aux);color:var(--ink-aux);background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px 16px;}
.trashbar b{color:var(--ink);}
.trashbar .tchip{display:inline-flex;align-items:center;gap:6px;background:#f5faff;border:1px solid var(--line);border-radius:999px;padding:2px 6px 2px 12px;}
.stu-empty{display:flex;flex-direction:column;align-items:center;gap:10px;}
.stu-empty img{height:64px;}

/* 批量添加学生 */
.batcherr{border:1px solid #f2c4c1;background:#fdf1f0;border-radius:10px;padding:10px 14px;margin-bottom:10px;font-size:var(--fs-aux);}
.batcherr ul{padding-left:18px;margin-top:4px;}
.batcherr li{margin:2px 0;}

/* 知识点抽屉：右侧滑出 */
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(28,38,50,.32);z-index:40;}
.drawer{display:none;position:fixed;top:0;right:0;bottom:0;width:460px;max-width:92vw;background:var(--panel);z-index:41;box-shadow:-12px 0 32px rgba(28,38,50,.18);flex-direction:column;}
.drawer.show,.drawer-mask.show{display:flex;}
.drawer>.dhd{display:flex;align-items:center;gap:10px;padding:14px 18px;background:linear-gradient(90deg,var(--blue-deep),var(--blue));color:#fff;flex:none;}
.drawer>.dhd h2{font-size:var(--fs-h);}
.drawer>.dhd .x{margin-left:auto;cursor:pointer;font-size:var(--fs-h);color:#fff;opacity:.85;background:none;border:none;font-family:inherit;}
.drawer>.dbody{flex:1;overflow:auto;padding:14px 18px;}
.drawer>.dft{border-top:1px solid var(--line);padding:12px 18px;display:flex;align-items:center;gap:10px;flex:none;}
.dfoot{display:flex;align-items:center;gap:10px;width:100%;}
.dfoot img{height:40px;flex:none;}
.dfoot .hint{flex:1;}
.drawer .kboard{font-size:var(--fs-aux);color:var(--ink-aux);margin:10px 0 4px;font-weight:600;}

/* 设置页 */
.itemrow{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;border:1px solid transparent;}
.itemrow:hover{background:#f5faff;}
.itemrow .iname{font-size:var(--fs-body);}
.itemrow .imeta{font-size:var(--fs-aux);color:var(--ink-aux);flex:1;}
.itemrow .iops{display:flex;gap:8px;align-items:center;}
.itemrow .aux{white-space:nowrap;}
.editform{border:1px solid #bcd9f2;background:#fbfdff;border-radius:10px;padding:12px 14px;margin:8px 0 12px;}
.rowline{display:flex;align-items:center;gap:10px;}
.rowline .lab{font-size:var(--fs-body);font-weight:600;}

/* 关于页 */
.loglist{max-height:320px;overflow:auto;border:1px solid var(--line);border-radius:10px;padding:10px;margin-bottom:12px;background:#fbfdff;}
.logrow{display:flex;gap:8px;font-size:var(--fs-tiny);padding:3px 0;border-bottom:1px dashed #eaf1f8;}
.logrow:last-child{border-bottom:none;}
.logrow .lt{color:var(--ink-aux);flex:none;font-variant-numeric:tabular-nums;}
.logrow .ly{flex:none;font-weight:600;color:var(--blue);}
.logrow .ly.error{color:var(--red);}
.logrow .ld{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.dropzone{margin-top:10px;border:2px dashed var(--line);border-radius:10px;padding:18px;text-align:center;font-size:var(--fs-aux);color:var(--ink-aux);}
.dropzone:hover{border-color:var(--orange);}
.manual{padding-left:20px;font-size:var(--fs-aux);color:var(--ink-aux);}
.manual li{margin-bottom:6px;}

/* 空状态与提示 */
.empty{text-align:center;padding:36px 16px;color:var(--ink-aux);font-size:var(--fs-aux);line-height:2;}
#toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;font-size:var(--fs-aux);padding:9px 18px;border-radius:999px;opacity:0;pointer-events:none;transition:all .25s;z-index:99;box-shadow:0 6px 20px rgba(0,0,0,.18);}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* 打印样式：屏幕隐藏打印容器，打印时仅保留计划表正文 */
#print-root{display:none;}
@media print{  @page{size:A4 portrait;margin:15mm;}
  body>*:not(#print-root){display:none !important;}
  body{background:#fff;}
  #print-root{display:block;}
  .pdoc{font-size:12px;line-height:1.9;color:#000;}
  .ptitle{text-align:center;font-size:18px;font-weight:700;margin-bottom:4px;}
  .psub{text-align:center;font-size:12px;color:#333;margin-bottom:12px;}
  .pindex{border:1px solid #999;border-radius:6px;padding:8px 14px;margin-bottom:14px;}
  .pindex p{margin:2px 0;}
  .phead{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #ddd;padding-bottom:3mm;margin-bottom:5mm;}
  .phead .plogo-main{height:13mm;}
  .phead .pcombo{height:9mm;}
  .phead .plogo-bird{height:11mm;}
  .popen{display:flex;align-items:stretch;gap:6mm;margin-bottom:10px;break-inside:avoid;}
  .popen .pindex{flex:1;margin-bottom:0;}
  .popen .pfull{height:40mm;flex:none;align-self:center;}
  .pfoot{display:flex;align-items:center;gap:6mm;border-top:1px solid #ddd;padding-top:5mm;margin-top:10mm;break-inside:avoid;}
  .pfoot .pcheer{height:30mm;flex:none;}
  .pfoot .proo{height:24mm;flex:none;margin-left:auto;}
  .pfoot .pfootmsg{flex:1;text-align:center;font-size:13px;font-weight:700;color:#0062BA;}
  .pweek{margin-bottom:14px;}
  .pweektitle{break-after:avoid-page;font-size:14px;font-weight:700;border-left:4px solid #0062BA;padding-left:8px;margin-bottom:4px;}
  .pweektitle .prange{font-size:12px;font-weight:400;color:#333;}
  .ptips{font-size:12px;color:#333;padding-left:12px;border-left:3px solid #d8e6f2;margin:2px 0 6px;}
  .pq{break-inside:avoid;margin-bottom:10px;}
  /* 超过一页高的大题（如多小题计算题）无法整题放下一页，浏览器会把它整体推到新页再强拆，前页留下大片空白；
     打上 .pq-flow 放开整题不拆限制，让它按作答区边界（.pwork 各自 avoid）自然跨页 */
  .pq.pq-flow{break-inside:auto;}
  .pqn{font-size:12px;font-weight:700;margin:6px 0 2px;}
  .pwork{margin:3mm 0 5mm;break-inside:avoid;}
  .pwork i{display:block;height:9mm;}
  .pdoc .qopts{margin:2px 0;}
  .pdoc .qopt{padding:1mm 4px 1mm 0;}
  .pdoc .qformula{margin:2px 0 2px 1em;overflow:visible;}
  .pdoc .qformula .katex{font-size:1.05em;}
  .pmiss{color:#8f5c0a;}
  .qtable{break-inside:avoid;}
  .qimg{max-width:30%;max-height:35mm;}
}

/* A4 打印预览弹层：屏幕呈现打印正文，打印输出仍走 print-root */
#print-preview{position:fixed;inset:0;z-index:60;background:rgba(28,38,50,.55);display:none;flex-direction:column;}
#print-preview.show{display:flex;}
.ppv-bar{flex:none;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;background:#0f172a;color:#fff;font-size:13px;}
.ppv-bar button{border:0;border-radius:8px;padding:7px 14px;font-size:13px;cursor:pointer;font-family:inherit;}
.ppv-bar [data-act="ppv-pdf"]{background:#ef8f1f;color:#fff;}
.ppv-bar [data-act="ppv-pdf"]:hover{background:#d97f12;}
.ppv-bar [data-act="ppv-print"]{background:#334155;color:#fff;}
.ppv-bar [data-act="ppv-print"]:hover{background:#42536b;}
.ppv-scroll{flex:1;overflow:auto;padding:20px 12px;}
.a4sheet{width:210mm;min-height:297mm;margin:0 auto;padding:15mm;background:#fff;box-shadow:0 8px 30px rgba(0,0,0,.35);box-sizing:border-box;}
#print-preview .pdoc{font-size:12px;line-height:1.9;color:#000;}
#print-preview .ptitle{text-align:center;font-size:18px;font-weight:700;margin-bottom:4px;}
#print-preview .psub{text-align:center;font-size:12px;color:#333;margin-bottom:12px;}
#print-preview .pindex{border:1px solid #999;border-radius:6px;padding:8px 14px;margin-bottom:14px;}
#print-preview .pindex p{margin:2px 0;}
#print-preview .phead{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #ddd;padding-bottom:3mm;margin-bottom:5mm;}
#print-preview .phead .plogo-main{height:13mm;}
#print-preview .phead .pcombo{height:9mm;}
#print-preview .phead .plogo-bird{height:11mm;}
#print-preview .popen{display:flex;align-items:stretch;gap:6mm;margin-bottom:10px;}
#print-preview .popen .pindex{flex:1;margin-bottom:0;}
#print-preview .popen .pfull{height:40mm;flex:none;align-self:center;}
#print-preview .pfoot{display:flex;align-items:center;gap:6mm;border-top:1px solid #ddd;padding-top:5mm;margin-top:10mm;}
#print-preview .pfoot .pcheer{height:30mm;flex:none;}
#print-preview .pfoot .proo{height:24mm;flex:none;margin-left:auto;}
#print-preview .pfoot .pfootmsg{flex:1;text-align:center;font-size:13px;font-weight:700;color:#0062BA;}
#print-preview .pweek{margin-bottom:14px;}
#print-preview .pweektitle{font-size:14px;font-weight:700;border-left:4px solid #0062BA;padding-left:8px;margin-bottom:4px;}
#print-preview .pweektitle .prange{font-size:12px;font-weight:400;color:#333;}
#print-preview .ptips{font-size:12px;color:#333;padding-left:12px;border-left:3px solid #d8e6f2;margin:2px 0 6px;}
#print-preview .pq{margin-bottom:10px;}
#print-preview .pqn{font-size:12px;font-weight:700;margin:6px 0 2px;}
#print-preview .pwork{margin:3mm 0 5mm;break-inside:avoid;}
#print-preview .pwork i{display:block;height:9mm;}
#print-preview .qopts{margin:2px 0;}
#print-preview .qopt{padding:1mm 4px 1mm 0;}
#print-preview .qformula{margin:2px 0 2px 1em;}
#print-preview .pmiss{color:#8f5c0a;}
#print-preview .qtable{margin:4px 0;}
#print-preview .qimg{max-width:30%;max-height:35mm;}

/* 窄屏适配：分栏转单列，抽屉全宽 */
@media (max-width:900px){
  .duo,.layout{grid-template-columns:1fr;}
  .duo .master,.rail{position:static;}
  .formrow{flex-wrap:wrap;}
  .drawer{width:100vw;max-width:100vw;}
}