/* ═════════ 과제 제출 관리 — 디자인 기준 ═════════
   글꼴: Pretendard 하나 (숫자는 고정폭 tnum)
   크기: 12 보조 · 13 표·라벨 · 14 본문 · 16 카드 제목 · 22 페이지 제목 · 28 큰 숫자
   간격: 4의 배수 (4·8·12·16·20·24)
   수정·추가·삭제 확인은 모두 모달 (휴대폰은 아래에서 올라오는 시트) */
@import url("fonts/pretendard/pretendardvariable-dynamic-subset.css");

:root{
  --paper:#f3f5f8; --panel:#fff; --line:#e2e6ec; --line-2:#eef1f5;
  --ink:#17202c; --ink-2:#3d4757; --sub:#6a7487; --faint:#9aa3b2;
  --brand:#1d4a73; --brand-2:#153a5c; --brand-soft:#eaf1f8; --accent:#f2c879; --focus:#4b8fd1;
  --ok:#1b7f52; --ok-bg:#e2f4ea; --late:#9a6411; --late-bg:#fcf1d9;
  --none:#b42d2d; --none-bg:#fce7e7; --re:#245f9e; --re-bg:#e4eefa; --todo:#4f596a; --todo-bg:#edf0f4;
  --r:12px; --r-sm:8px;
  --fs-xs:12px; --fs-sm:13px; --fs:14px; --fs-md:16px; --fs-lg:22px; --fs-xl:28px;
  --shadow:0 1px 2px rgba(23,32,44,.04);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-size:var(--fs);line-height:1.55;
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  word-break:keep-all;overflow-wrap:anywhere;-webkit-font-smoothing:antialiased}
h1,h2,h3{letter-spacing:-.01em;line-height:1.3}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:2px}
button{font:inherit;cursor:pointer;color:inherit}
code{background:var(--line-2);border-radius:4px;padding:1px 5px;font-size:var(--fs-xs);font-family:inherit}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.num,.kpi .n,table,.tag,.cell,.sc{font-variant-numeric:tabular-nums}
.ic{width:16px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;vertical-align:-3px}
.ic.lg{width:22px;height:22px}
.ic.xl{width:34px;height:34px;stroke-width:1.5}
.show-sm{display:none}
[hidden]{display:none!important}
.hidden{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ───── 뼈대 ───── */
.app{display:flex;min-height:100vh}
.side{width:216px;background:var(--brand);color:#d7e3ef;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.logo{display:flex;align-items:center;gap:10px;padding:22px 20px 18px;font-weight:700;font-size:var(--fs-md);color:#fff;letter-spacing:-.02em}
.logo .ic{width:22px;height:22px;color:var(--accent)}
.nav a{display:flex;align-items:center;gap:10px;margin:2px 10px;padding:9px 12px;border-radius:var(--r-sm);color:#d7e3ef;font-size:var(--fs);text-decoration:none}
.nav a:hover{background:rgba(255,255,255,.08)}
.nav a.on{background:rgba(255,255,255,.14);color:#fff;font-weight:600;box-shadow:inset 3px 0 0 var(--accent)}
.side-foot{margin-top:auto;padding:16px 20px;font-size:var(--fs-xs);color:#a9bfd5;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.side-foot button{display:inline-flex;align-items:center;gap:4px;background:none;border:0;color:#d7e3ef;padding:0}
.side-foot button:hover{color:#fff}
.main{flex:1;min-width:0;padding:28px 32px 64px;max-width:1440px}
.top{display:flex;align-items:flex-end;gap:12px;margin-bottom:20px}
.top .t{min-width:0}
.top h1{font-size:var(--fs-lg);margin:0;font-weight:700}
.top .crumb{color:var(--sub);font-size:var(--fs-sm);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top .right{margin-left:auto;display:flex;gap:8px;flex-shrink:0}
.btn.menu-btn{display:none}
.drawer-bg{display:none}

/* ───── 카드·그리드 ───── */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;min-width:0;box-shadow:var(--shadow)}
.card h2{font-size:var(--fs-md);font-weight:700;margin:0 0 10px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card h2 .cnt{font-size:var(--fs-sm);font-weight:500;color:var(--sub)}
.card h2 .more{margin-left:auto;display:flex;gap:6px;font-weight:400}
.card .sub{margin:-4px 0 10px;font-size:var(--fs-sm);color:var(--sub)}
.grid{display:grid;gap:12px;align-items:start}
.grid>*{min-width:0}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g2{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}
.g2e{grid-template-columns:repeat(2,minmax(0,1fr))}
.mt{margin-top:12px}
.kpi{padding:12px 14px}
.kpi .l{color:var(--sub);font-size:var(--fs-sm)}
.kpi .n{font-size:var(--fs-xl);font-weight:700;line-height:1.2;margin-top:4px;letter-spacing:-.02em}
.kpi .n small{font-size:var(--fs);font-weight:500;color:var(--sub);letter-spacing:0}
.kpi .s{font-size:var(--fs-xs);color:var(--sub);margin-top:4px}
.empty{text-align:center;color:var(--sub);padding:24px 12px}
.empty .ic{display:block;margin:0 auto 10px;color:var(--faint)}
.anchor{scroll-margin-top:20px}
.divider{border:0;border-top:1px solid var(--line-2);margin:18px 0}

/* ───── 버튼·입력 ───── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:32px;padding:0 12px;border:1px solid var(--line);
  background:#fff;border-radius:var(--r-sm);color:var(--ink);font-size:var(--fs);font-weight:500;white-space:nowrap;text-decoration:none;cursor:pointer}
.btn:hover{background:#f6f8fb;text-decoration:none}
.btn.pri{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn.pri:hover{background:var(--brand-2)}
.btn.ghost{border-color:transparent;background:transparent;color:var(--ink-2)}
.btn.ghost:hover{background:var(--line-2)}
.btn.danger{color:var(--none);border-color:#f0caca}
.btn.danger:hover{background:var(--none-bg)}
.btn.danger.solid{background:var(--none);border-color:var(--none);color:#fff}
.btn.sm{height:28px;padding:0 9px;font-size:var(--fs-sm);gap:4px}
.btn.sm .ic{width:14px;height:14px}
.btn.full{width:100%}
.btn.lg{height:42px;font-size:var(--fs-md)}
.btn[disabled]{opacity:.55;cursor:default}
.icon-btn{width:28px;padding:0}
.sel,.inp{border:1px solid var(--line);border-radius:var(--r-sm);height:34px;padding:0 10px;background:#fff;font:inherit;color:var(--ink);max-width:100%}
.inp{width:100%}
.sel{padding-right:30px}
textarea.inp{height:auto;padding:8px 10px;display:block;resize:vertical;line-height:1.6}
.inp:focus,.sel:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 3px rgba(75,143,209,.18)}
.inp::placeholder,textarea::placeholder{color:var(--faint)}
label.f{display:block;font-size:var(--fs-sm);font-weight:500;color:var(--ink-2);margin:10px 0 4px}
label.f:first-child{margin-top:0}
.fields>div>label.f:first-child{margin-top:14px}
.help{font-size:var(--fs-xs);color:var(--sub);margin-top:4px;line-height:1.5}
.chk{display:flex;align-items:flex-start;gap:8px;margin:6px 0;font-size:var(--fs);cursor:pointer}
.chk input{margin:3px 0 0;width:16px;height:16px;accent-color:var(--brand)}
.muted{color:var(--sub)}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row>.grow{flex:1;min-width:0}
.fields{display:grid;gap:0 12px;grid-template-columns:repeat(2,minmax(0,1fr))}
/* 파일 선택 */
.file{display:flex;align-items:center;gap:10px;border:1px dashed #c8d2de;border-radius:var(--r-sm);padding:8px 10px;background:#fafbfd}
.file input{position:absolute;width:1px;height:1px;opacity:0}
.file .name{font-size:var(--fs-sm);color:var(--sub);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ───── 태그·표 ───── */
.tag{display:inline-flex;align-items:center;gap:4px;border-radius:6px;padding:2px 8px;font-size:var(--fs-xs);font-weight:600;white-space:nowrap;line-height:1.6}
.tag .ic{width:12px;height:12px;stroke-width:2.2}
.t-ok{background:var(--ok-bg);color:var(--ok)} .t-late{background:var(--late-bg);color:var(--late)}
.t-none{background:var(--none-bg);color:var(--none)} .t-re{background:var(--re-bg);color:var(--re)}
.t-ex,.c-ex{background:#e6edf7;color:#35588a}
.cell{position:relative}
.cell .pin{position:absolute;top:-3px;right:-3px;width:9px;height:9px;border-radius:50%;background:#35588a;border:2px solid #fff}
.t-paper{background:#eef0fb;color:#4a4f9a}
.t-todo,.t-future{background:var(--todo-bg);color:var(--todo)}
.t-brand{background:var(--brand-soft);color:var(--brand)}
table{border-collapse:collapse;width:100%;font-size:var(--fs)}
th,td{padding:7px 10px;border-bottom:1px solid var(--line-2);text-align:left;white-space:nowrap;vertical-align:middle}
th{font-size:var(--fs-xs);color:var(--sub);font-weight:600;background:#f8f9fb;border-bottom-color:var(--line)}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right}
td.wrap{white-space:normal;min-width:180px}
.tbl-wrap{overflow-x:auto;margin:0 -4px;padding:0 4px}
.tbl-wrap.scroll{max-height:460px;overflow-y:auto}
.tbl-wrap.scroll th{position:sticky;top:0;z-index:1}
.bar{height:8px;background:var(--line-2);border-radius:4px;overflow:hidden;min-width:80px}
.bar i{display:block;height:100%;background:var(--ok)}
.bar.mid i{background:#d39b33} .bar.low i{background:#d65a5a}
.legend{display:flex;gap:6px;flex-wrap:wrap;align-items:center;font-size:var(--fs-xs)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px;align-items:center}
.feed{list-style:none;margin:0;padding:0}
.feed li{display:flex;gap:10px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line-2)}
.feed li:last-child{border:0}
.feed .who{min-width:0;flex:1}
.feed .who .m{font-size:var(--fs-xs);color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.feed .time{color:var(--sub);font-size:var(--fs-xs);white-space:nowrap}
.demo-bar{display:flex;gap:8px;align-items:center;background:#fff5d9;border:1px solid #f0d78f;color:#6b5210;border-radius:10px;padding:8px 14px;margin-bottom:14px;font-size:var(--fs-sm)}
.demo-bar a{font-weight:700}
.demo-card{margin-bottom:16px;border-color:#f0d78f;background:#fffaf0}
.demo-card.soft{background:var(--panel);border-style:dashed}
.flash{display:flex;gap:8px;align-items:flex-start;border-radius:10px;padding:11px 14px;margin-bottom:16px;font-size:var(--fs-sm);line-height:1.5}
.flash.ok{background:var(--ok-bg);color:var(--ok)} .flash.err{background:var(--none-bg);color:var(--none)}
.flash.info{background:#fff8e6;color:#7a5410;border:1px solid #f3dfae}
.list-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line-2)}
.list-row:last-child{border-bottom:0}
.list-row .grow{flex:1;min-width:0}
.list-row .t1{font-weight:600}
.list-row .t2{font-size:var(--fs-xs);color:var(--sub);margin-top:2px}

/* 현황표 칸 */
.mx td,.mx th{text-align:center;padding:8px 6px}
.mx td:nth-child(-n+2),.mx th:nth-child(-n+2){text-align:left;padding-left:12px}
.mx th a{color:var(--ink-2)}
/* 학번·이름 열 고정 (가로로 밀어도 누구 줄인지 보이게) */
.mx td:nth-child(1),.mx th:nth-child(1){position:sticky;left:0;z-index:1;background:#fff;min-width:68px;width:68px}
.mx td:nth-child(2),.mx th:nth-child(2){position:sticky;left:68px;z-index:1;background:#fff;box-shadow:inset -1px 0 var(--line)}
.mx th:nth-child(-n+2){background:#f8f9fb}
td .d,th .d{font-weight:400;font-size:11px;color:var(--faint)}
.mx th.single{background:#f3eff9}
.cell{display:inline-flex;width:32px;height:28px;align-items:center;justify-content:center;border-radius:6px;font-size:var(--fs-sm);text-decoration:none!important}
.cell .ic{width:14px;height:14px;stroke-width:2.4}
.c-ok{background:var(--ok-bg);color:var(--ok)} .c-late{background:var(--late-bg);color:var(--late)}
.c-none{background:var(--none-bg);color:var(--none)} .c-re{background:var(--re-bg);color:var(--re)}
.c-todo{background:#f1f3f6;color:#8a94a6} .c-paper{background:#eef0fb;color:#6b70b8} .c-future{background:transparent;color:#c9cfd8}
a.cell:hover{box-shadow:0 0 0 2px var(--brand)}

.url{font-size:var(--fs-sm);background:var(--line-2);padding:8px 10px;border-radius:var(--r-sm);word-break:break-all;display:block;color:var(--ink-2)}
.qr{width:140px;height:140px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;padding:6px;flex-shrink:0}
.txt-prev{white-space:pre-wrap;font-size:var(--fs-sm);background:#fafbfd;border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;margin-top:6px;max-width:560px;line-height:1.65}
details.txt summary{cursor:pointer;color:var(--brand);list-style:none;display:inline-flex;align-items:center;gap:4px}
details.txt summary::-webkit-details-marker{display:none}

/* ───── 모달 ───── */
dialog.modal{border:0;padding:0;border-radius:16px;width:min(480px,calc(100vw - 32px));max-height:calc(100vh - 48px);
  box-shadow:0 24px 60px rgba(15,25,40,.28);color:var(--ink);overflow:hidden}
dialog.modal[open]{display:flex;flex-direction:column}
dialog.modal::backdrop{background:rgba(15,25,40,.42)}
dialog.modal.wide{width:min(640px,calc(100vw - 32px))}
.m-head{display:flex;align-items:center;gap:8px;padding:18px 20px 6px}
.m-head h3{font-size:var(--fs-md);margin:0;flex:1}
.m-x{border:0;background:none;width:32px;height:32px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:var(--sub)}
.m-x:hover{background:var(--line-2)}
.m-body{padding:8px 20px 4px;overflow-y:auto}
.m-desc{margin:0 0 6px;color:var(--ink-2);line-height:1.6}
.m-foot{display:flex;gap:8px;align-items:center;padding:16px 20px 20px;border-top:1px solid var(--line-2);margin:16px -20px 0;background:#fff;position:sticky;bottom:0}
.m-foot .left{margin-right:auto}
@media (prefers-reduced-motion:no-preference){dialog.modal[open]{animation:pop .16s ease-out}}
@keyframes pop{from{transform:translateY(8px);opacity:0}}

/* ───── 학생 페이지 ───── */
.stu{min-height:100vh;display:flex;justify-content:center;padding:32px 16px 64px;background:linear-gradient(180deg,#e6eef7,var(--paper) 260px)}
.stu .box{width:100%;max-width:520px}
.stu .hero{text-align:center;margin-bottom:20px}
.stu .hero .ic{color:var(--brand);width:40px;height:40px;stroke-width:1.5;display:block;margin:0 auto}
.stu h1{font-size:var(--fs-lg);margin:8px 0 4px}
.steps{display:flex;gap:6px;margin-bottom:18px}
.steps div{flex:1;height:5px;border-radius:3px;background:#dde4ed}
.steps div.on{background:var(--brand)}
.msg{border-radius:var(--r-sm);padding:9px 12px;font-size:var(--fs-sm);margin-top:10px;line-height:1.5}
.msg.ok{background:var(--ok-bg);color:var(--ok)} .msg.err{background:var(--none-bg);color:var(--none)}
.msg.late{background:var(--late-bg);color:var(--late)}
.drop{display:flex;flex-direction:column;align-items:center;gap:4px;border:2px dashed #c3cfdd;border-radius:var(--r);padding:22px;text-align:center;color:var(--sub);background:#fafcff;cursor:pointer}
.drop:hover{border-color:var(--brand);color:var(--brand)}
.flist{list-style:none;margin:8px 0 0;padding:0}
.flist li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line-2);font-size:var(--fs-sm)}
.flist li>div{flex:1;min-width:0;overflow-wrap:anywhere}
.summary{background:#f6f8fb;border-radius:10px;padding:14px 16px;display:grid;grid-template-columns:76px 1fr;gap:8px 12px;font-size:var(--fs)}
.summary>*{min-width:0;overflow-wrap:anywhere}
.summary .k{color:var(--sub)}
.receipt{text-align:center;margin-bottom:8px}
.receipt .ck{width:64px;height:64px;border-radius:50%;background:var(--ok-bg);color:var(--ok);display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.result li{display:flex;align-items:center;gap:10px}
.progress{height:8px;background:#e3e7ee;border-radius:4px;overflow:hidden;margin-top:12px;display:none}
.progress i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}

/* ───── 채점 ───── */
.gl{display:grid;grid-template-columns:200px minmax(0,1fr) 360px;gap:16px;align-items:start}
.slist-card{padding:8px;position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto}
.slist a{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:var(--r-sm);color:var(--ink);font-size:var(--fs-sm);text-decoration:none}
.slist a:hover{background:var(--line-2)}
.slist a.cur{background:var(--brand-soft);font-weight:700}
.slist a.dim{color:var(--faint)}
.slist .st{width:14px;text-align:center;flex-shrink:0}
.slist .st .ic{width:14px;height:14px}
.slist .sc{margin-left:auto;font-size:var(--fs-xs);color:var(--sub)}
.pv{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:14px;overflow:hidden}
.pv-head{display:flex;gap:8px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line-2);flex-wrap:wrap}
.pv-head .nm{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pv-img{display:block;max-width:100%;margin:0 auto}
.pv-pdf{display:block;width:100%;height:78vh;border:0}
.pv-none{text-align:center;color:var(--sub);padding:48px 16px;line-height:1.7}
.pv-none .ic{display:block;margin:0 auto 8px;color:var(--faint)}
.pv-text{padding:18px 20px;white-space:pre-wrap;line-height:1.8;font-size:15px;max-height:70vh;overflow-y:auto}
.panel{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto}
.panel h2 .tot{margin-left:auto;font-weight:500;font-size:var(--fs-sm);color:var(--sub)}
.panel h2 .tot b{font-size:20px;color:var(--ink)}
.lvrow{padding:10px 8px;border-bottom:1px solid var(--line-2);border-radius:var(--r-sm)}
.lvrow.act{background:#f5f9fd;box-shadow:inset 0 0 0 2px #cddcec}
.lvrow .h{display:flex;justify-content:space-between;gap:8px;font-size:var(--fs-sm);margin-bottom:8px}
.lv{display:flex;gap:6px;flex-wrap:wrap}
.lv button{flex:1;min-width:52px;border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);padding:6px 0;font-weight:700;font-size:var(--fs)}
.lv button small{display:block;font-weight:500;font-size:11px;color:var(--sub)}
.lv button:hover{border-color:var(--brand)}
.lv button.sel{background:var(--brand);border-color:var(--brand);color:#fff}
.lv button.sel small{color:#d7e3ef}
.qgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(34px,1fr));gap:4px;margin-top:8px}
.qgrid button{height:32px;border:1px solid var(--line);background:#fff;border-radius:6px;font-size:var(--fs-sm);font-variant-numeric:tabular-nums;color:var(--ink-2)}
.qgrid button.x{background:var(--none-bg);border-color:#f0b9b9;color:var(--none);font-weight:700;text-decoration:line-through}
.qgrid button.h{background:var(--late-bg);border-color:#ebd29a;color:var(--late);font-weight:700}
.qsc{font-size:18px}
.qgrid.pts button{height:40px;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1}
.qgrid button small{font-size:10px;font-weight:500;color:var(--faint);text-decoration:none;display:block}
.qgrid button.x small{color:var(--none)} .qgrid button.h small{color:var(--late)}
.qsum{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.qsum.bad{color:var(--late)} .qsum.bad .v{color:var(--late)}
.obs td{padding:4px}
.obs th .fill{margin-top:6px;height:24px;padding:0 8px;font-size:11px}
.ob{width:100%;min-width:52px;height:44px;border:1px solid var(--line);background:#fff;border-radius:8px;font-size:var(--fs-md);font-weight:700;color:var(--faint)}
.ob.on{background:var(--brand-soft);border-color:#bcd0e4;color:var(--brand)}
.ob:active{transform:scale(.96)}
.d.wrong{color:var(--none);font-size:11px;white-space:nowrap;max-width:140px;overflow:hidden;text-overflow:ellipsis;margin-left:auto}
.qbars{display:grid;grid-template-columns:repeat(auto-fill,minmax(30px,1fr));gap:4px;align-items:end}
.qb{display:flex;flex-direction:column;align-items:center;gap:2px}
.qb .bar-v{width:100%;height:90px;background:var(--line-2);border-radius:4px;display:flex;align-items:flex-end;overflow:hidden}
.qb .bar-v i{display:block;width:100%;background:#9fb4c9}
.qb.hot .bar-v i{background:var(--none)}
.qb .pct{font-size:11px;color:var(--sub);font-variant-numeric:tabular-nums}
.qb .k{font-size:var(--fs-xs);font-weight:600;color:var(--ink-2)}
.kbd{display:inline-block;min-width:16px;text-align:center;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:0 4px;font-size:11px;line-height:1.5;background:#fff;color:var(--ink-2);font-weight:500}
.sheet-handle{display:none}
.dist{display:flex;align-items:flex-end;gap:6px;height:64px;margin-top:8px}
.dist div{flex:1;background:var(--brand);opacity:.85;border-radius:4px 4px 0 0;position:relative;min-height:2px}
.dist span{position:absolute;bottom:-18px;left:0;right:0;text-align:center;font-size:11px;color:var(--sub)}

/* 루브릭 편집 */
.rrow{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px;background:#fcfdfe}
.rrow .row .inp[name=max]{width:72px}
.wdays{display:flex;gap:6px;flex-wrap:wrap}
.wdays label{cursor:pointer}
.wdays input{position:absolute;opacity:0;width:1px;height:1px}
.wdays span{display:inline-flex;align-items:center;justify-content:center;width:44px;height:36px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;font-weight:600;color:var(--sub)}
.wdays input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff}
.wdays input:focus-visible+span{outline:2px solid var(--focus);outline-offset:2px}
.reasons{display:flex;flex-wrap:wrap;gap:6px}
.reasons label{cursor:pointer}
.reasons input{position:absolute;opacity:0;width:1px;height:1px}
.reasons span{display:inline-flex;align-items:center;height:34px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:var(--fs-sm);font-weight:600;color:var(--ink-2)}
.reasons input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff}
.reasons input:focus-visible+span{outline:2px solid var(--focus);outline-offset:2px}
.opt{border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-top:8px}
.opt .help{margin:2px 0 0 24px}
.nlist{border-bottom:1px solid var(--line-2);padding:6px 0}
.nlist summary{cursor:pointer;padding:6px 0}
.memo{font-size:var(--fs-xs);color:var(--sub);margin-top:3px}
.memo b{color:#35588a}
.textcfg{margin-top:14px;padding:10px 12px;background:var(--line-2);border-radius:var(--r-sm)}
.textcfg .chk{margin-top:0}
.qset{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 10px}
.qset label.f{margin-top:8px}
.tpl{display:flex;flex-direction:column;align-items:flex-start;gap:2px;height:auto;padding:9px 12px;text-align:left;white-space:normal;width:100%}
.tpl small{font-size:var(--fs-xs);color:var(--sub);font-weight:400}

/* ───── 반응형 ───── */
/* 보조 (UI 점검 2차) */
.fline{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:2px 0}
.fline>a:first-child{display:inline-flex;align-items:center;gap:4px;min-width:0;overflow-wrap:anywhere}
.fline .muted{font-size:var(--fs-xs)}
.hist{margin-top:6px;padding:6px 8px;background:var(--line-2);border-radius:var(--r-sm);font-size:var(--fs-xs)}
td.clip{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.inp.sm{height:30px;padding:4px 8px}
.slist .nm{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.slist .st{color:var(--faint)} .slist .st-done{color:var(--ok)} .slist .st-partial{color:var(--late)} .slist .st-nosub{color:var(--none)}
.sl-legend{display:flex;flex-wrap:wrap;gap:4px 10px;padding:4px 8px 0;margin:6px 0 0}
.sl-legend span{display:inline-flex;align-items:center;gap:3px}
.sl-legend .ic{width:12px;height:12px}
.panel h2{flex-wrap:nowrap}
.panel h2 .nm{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.panel h2 .tot{white-space:nowrap}
.pv-head .ic{color:var(--sub)}
.drop .ic{color:var(--brand)}
.receipt .ck .ic{stroke-width:2.4}
.result .who b{display:block}
.btn .kbd{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.35);color:#fff}

/* ── 갤러리 (미술) ── */
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.gcard{display:flex;flex-direction:column;padding:0;border:1px solid var(--line);background:#fff;border-radius:var(--r);overflow:hidden;text-align:left;cursor:pointer;transition:box-shadow .15s}
.gcard:hover{box-shadow:0 4px 14px rgba(23,32,44,.10)}
.gimg{position:relative;aspect-ratio:4/5;background:#eceff3;display:flex;align-items:center;justify-content:center;overflow:hidden}
.gimg img{width:100%;height:100%;object-fit:cover;display:block}
.gimg .more{position:absolute;right:8px;bottom:8px;background:rgba(23,32,44,.72);color:#fff;font-size:11px;font-weight:700;border-radius:10px;padding:2px 7px}
.gtext{padding:14px 16px;font-size:var(--fs-sm);line-height:1.7;background:#fbfaf6;height:100%;color:var(--ink-2);align-self:stretch;overflow:hidden;white-space:pre-wrap}
.gnone{display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--faint);font-size:var(--fs-xs)}
.gnone.light{color:#c9d1db;font-size:var(--fs);text-align:center;line-height:1.7}
.gproc{display:flex;gap:3px;padding:4px 4px 0}
.gproc span{flex:1;aspect-ratio:1;background:#f1f3f6;border-radius:4px;overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--faint);outline:2px solid transparent;outline-offset:-2px}
.gproc span.cur{outline-color:var(--brand)}
.gproc img{width:100%;height:100%;object-fit:cover}
.gmeta{display:flex;align-items:center;gap:6px;padding:9px 11px;font-size:var(--fs-sm)}
.gmeta .nm{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gmeta .sc{margin-left:auto;font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums}
.gcard.empty .gimg{aspect-ratio:4/2.2}
dialog.lb{border:0;padding:0;width:100vw;height:100vh;max-width:100vw;max-height:100vh;margin:0;background:#11161d;color:#e7ecf2}
dialog.lb[open]{display:grid;grid-template-columns:minmax(0,1fr) 360px}
dialog.lb::backdrop{background:#11161d}
.lb-main{display:flex;flex-direction:column;min-height:0}
.lb-top{display:flex;align-items:center;gap:10px;padding:12px 16px}
.lb-top .muted{color:#97a3b3}
.lb-top .m-x{color:#cfd7e1}
.lb-stage{flex:1;min-height:0;display:flex;align-items:center;position:relative}
.lb-view{flex:1;height:100%;display:flex;align-items:center;justify-content:center;padding:0 8px;min-width:0}
.lb-view img{max-width:100%;max-height:100%;object-fit:contain;border-radius:4px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:44px;height:64px;border:0;border-radius:10px;background:rgba(255,255,255,.08);color:#fff}
.lb-nav:hover{background:rgba(255,255,255,.16)} .lb-nav.prev{left:10px} .lb-nav.next{right:10px}
.lb-strip{display:flex;gap:8px;padding:10px 16px 14px;overflow-x:auto}
.lb-strip button{flex:0 0 auto;width:72px;border:2px solid transparent;border-radius:8px;background:#1d242e;padding:0;overflow:hidden;color:#c9d1db;font-size:11px}
.lb-strip button.on{border-color:var(--accent)}
.lb-strip img{width:100%;height:56px;object-fit:cover;display:block}
.lb-strip span{display:flex;height:56px;align-items:center;justify-content:center}
.lb-strip small{display:block;padding:2px 0 3px;font-size:10px}
.lb-desc{background:#f7f5ef;border-radius:var(--r-sm);padding:12px 14px;margin-bottom:14px}
.lb-desc b{display:block;font-size:var(--fs-xs);color:var(--sub);margin-bottom:4px}
.lb-desc p{margin:0;white-space:pre-wrap;line-height:1.75;font-size:var(--fs)}
.lb-desc.empty p{color:var(--faint)}
.lb-desc.prev{background:var(--line-2);padding:8px 12px;margin-bottom:8px}
.lb-desc.prev summary{cursor:pointer;font-size:var(--fs-xs);color:var(--sub)}
.lb-desc.prev p{margin-top:6px;font-size:var(--fs-sm)}
.gtxt{color:var(--sub);display:inline-flex}
.lb-cmtbox{margin-top:14px}
.lb-cmtbox summary{cursor:pointer;font-size:var(--fs-sm);color:var(--sub)}
.lb-cmtbox textarea{margin-top:8px}
.lb-view .pv-text{max-height:100%;width:min(720px,100%);font-size:16px;line-height:1.9;padding:28px 32px;color:var(--ink)}
.lb-side{background:#fff;color:var(--ink);overflow-y:auto;padding:18px}
@media (max-width:900px){
  dialog.lb[open]{grid-template-columns:1fr;grid-template-rows:minmax(0,58vh) auto;overflow-y:auto}
  .lb-side{border-radius:16px 16px 0 0}
  .lb-nav{width:36px;height:52px}
  .gal{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
}
/* ── 포트폴리오 (인쇄용) ── */
.pf-bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 20px;background:#fff;border-bottom:1px solid var(--line)}
.pf-tip{max-width:820px;margin:14px auto 0;padding:0 16px;color:var(--sub);font-size:var(--fs-sm)}
.pf-page{max-width:820px;margin:20px auto;background:#fff;padding:44px 48px;border-radius:6px;box-shadow:0 1px 3px rgba(23,32,44,.08)}
.pf-head{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:2px solid var(--ink);padding-bottom:14px;margin-bottom:26px}
.pf-head h1{font-size:30px;margin:4px 0 0;letter-spacing:-.02em}
.pf-sub{font-size:var(--fs-sm);color:var(--sub)}
.pf-no{text-align:right;font-size:var(--fs-md);font-weight:700;font-variant-numeric:tabular-nums}
.pf-no span{font-size:var(--fs-xs);font-weight:400;color:var(--sub)}
.pf-work{break-inside:avoid;margin-bottom:30px}
.pf-work h2{font-size:18px;margin:0 0 10px;display:flex;align-items:baseline;gap:10px}
.pf-work h2 span{font-size:var(--fs-xs);font-weight:400;color:var(--sub)}
.pf-imgs{display:grid;gap:8px}
.pf-imgs.n1{grid-template-columns:1fr} .pf-imgs.n2{grid-template-columns:1fr 1fr} .pf-imgs.n3{grid-template-columns:1fr 1fr 1fr}
.pf-imgs img{width:100%;max-height:520px;object-fit:contain;background:#f4f5f7;border-radius:3px}
.pf-imgs.n1 img{max-height:600px}
.pf-proc{display:grid;grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:10px}
.pf-proc figure{margin:0}
.pf-proc img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:3px;background:#f4f5f7}
.pf-proc figure:last-child img{box-shadow:inset 0 0 0 2px var(--ink)}
.pf-proc figcaption{font-size:var(--fs-xs);color:var(--sub);margin-top:6px}
.pf-proc figcaption b{color:var(--ink)}
.pf-noimg{aspect-ratio:3/4;background:#f4f5f7;display:flex;align-items:center;justify-content:center;color:var(--faint);font-size:var(--fs-xs)}
.pf-tlgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px 10px}
.pf-tlgrid figure{margin:0;break-inside:avoid}
.pf-tlgrid img,.pf-tlgrid .pf-noimg{width:100%;aspect-ratio:1;object-fit:cover;border-radius:3px;background:#f4f5f7}
.pf-tlgrid figcaption{font-size:11px;color:var(--sub);margin-top:4px;line-height:1.5}
.pf-tlgrid figcaption b{color:var(--ink)}
.pf-tlgrid .tx{display:block;color:var(--ink-2);margin-top:2px;white-space:pre-wrap}
.pf-tlgrid .tx.cm{color:var(--late)}
.pf-tl{break-inside:auto}
@media (max-width:640px){.pf-tlgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.pf-text,.pf-cmt{margin-top:10px;font-size:var(--fs);line-height:1.8;white-space:pre-wrap}
.pf-text b,.pf-cmt b{display:block;font-size:var(--fs-xs);color:var(--sub);margin-bottom:2px}
.pf-cmt{border-left:3px solid var(--accent);padding-left:12px}
.pf-empty{color:var(--faint)}
/* 9단계: 세특 */
.sk{display:grid;grid-template-columns:200px minmax(0,1.05fr) minmax(0,1fr);grid-template-areas:"list edit mats";gap:16px;align-items:start}
.sk-list{grid-area:list;padding:8px;position:sticky;top:12px;max-height:calc(100vh - 24px);overflow-y:auto}
.sk-list a{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:var(--r-sm);color:var(--ink);font-size:var(--fs-sm)}
.sk-list a:hover{background:var(--line-2)} .sk-list a.cur{background:var(--brand-soft);font-weight:700}
.sk-list .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sk-dot{display:inline-block;flex:0 0 9px;width:9px;height:9px;border-radius:50%;border:1.5px solid var(--faint)}
.sk-dot.d{background:var(--accent);border-color:var(--accent)} .sk-dot.f{background:var(--ok);border-color:var(--ok)}
.sk-pick{display:none;grid-area:pick}
.sk-edit{grid-area:edit;position:sticky;top:12px}
.sk-mats{grid-area:mats}
.sk-who{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.sk-text{width:100%;min-height:220px;font-size:15px;line-height:1.85;resize:vertical}
.sk-meter{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:var(--fs-sm)}
.sk-meter .bar{flex:1;height:6px;border-radius:3px;background:var(--line-2);overflow:hidden}
.sk-meter .bar i{display:block;height:100%;background:var(--ok);transition:width .2s}
.sk-meter .bar.near i{background:var(--accent)} .sk-meter .bar.over i{background:var(--none)}
#sk-bytes.over,.over.num{color:var(--none);font-weight:700}
.sk-acts{margin-top:10px;gap:8px;justify-content:flex-end} .sk-acts .save-st{margin-right:auto}
.sk-warn{margin-top:10px;background:var(--late-bg);color:var(--late);border-radius:var(--r-sm);padding:8px 12px;font-size:var(--fs-sm)}
.sk-warn p{margin:4px 0 0;color:var(--ink-2)}
.sk-ai .sk-warn{margin:8px 0 4px}
.sk-drop{font-size:var(--fs-sm);color:var(--sub);margin:4px 0}
.sk-drop summary{cursor:pointer}
.sk-drop p{margin:3px 0 0;text-decoration:line-through}
.sk-ai{margin-top:14px}
.sk-sent{display:flex;flex-direction:column;gap:4px;padding:7px 0;border-top:1px dashed #eadfc4;font-size:var(--fs-sm);line-height:1.7}
.sk-sent .chip{border:0;cursor:pointer;font-family:inherit} .sk-sent .chip:hover{background:var(--brand-soft);color:var(--brand)}
.chip.warn{background:var(--none-bg);color:var(--none);cursor:default}
.sk-memo{margin-top:14px;border-top:1px solid var(--line-2);padding-top:10px}
.sk-past{margin-top:12px;font-size:var(--fs-sm)} .sk-past summary{cursor:pointer;color:var(--brand)}
.sk-mat{border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;margin-top:10px;scroll-margin-top:80px;transition:box-shadow .3s}
.sk-mat.memo{background:#fbfaf6}
.sk-mat.hl{box-shadow:0 0 0 3px var(--accent)}
.sk-mat .h{display:flex;align-items:baseline;gap:8px;margin-bottom:4px}
.sk-mat .mid{font-size:11px;font-weight:700;color:var(--sub);background:var(--line-2);border-radius:5px;padding:1px 6px;font-variant-numeric:tabular-nums}
.sk-mat .ln{display:grid;grid-template-columns:96px minmax(0,1fr);gap:8px;padding:3px 0;font-size:var(--fs-sm);line-height:1.65}
.sk-mat .ln .k{color:var(--sub);font-size:12px;padding-top:2px}
.sk-mat .ln .v{white-space:pre-wrap;overflow-wrap:anywhere}
.sk-mat .ln.by-stu .v,.mk-stu{background:#fff4d6;border-radius:4px;padding:0 5px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.sk-asgs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 12px;max-height:240px;overflow-y:auto;border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 10px}
@media (max-width:1200px){.sk{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"pick pick" "edit mats"}.sk-list{display:none}.sk-pick{display:block}}
@media (max-width:860px){.sk{grid-template-columns:1fr;grid-template-areas:"pick" "edit" "mats"}.sk-edit{position:static}.sk-asgs{grid-template-columns:1fr}.sk-mat .ln{grid-template-columns:1fr;gap:0}}
/* 나이스 복사 */
.cp{max-width:860px}
.cp-top{display:flex;align-items:center;gap:10px}.cp-who{font-size:20px}.cp-top .num{margin-left:auto}
.cp-text{margin:14px 0 8px;padding:16px 18px;background:var(--line-2);border-radius:var(--r-sm);font-size:16px;line-height:1.9;white-space:pre-wrap;min-height:160px;user-select:all}
.cp-meta{display:flex;gap:12px;font-size:var(--fs-sm)} .cp-meta .muted{color:var(--ok)}
.cp-acts{margin-top:14px;gap:8px}
.cp-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;max-width:860px}
.cp-list button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;font-size:13px;color:var(--ink-2)}
.cp-list button.done{background:var(--ok-bg);border-color:#bfe3cf;color:var(--ok)}
.cp-list button.on{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-soft);color:var(--brand);font-weight:700}
/* 관찰 메모 */
.mm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:8px}
.mm-stu{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:1px;border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);padding:10px 12px;text-align:left;font:inherit;cursor:pointer}
.mm-stu:hover{border-color:var(--brand)} .mm-stu.on{border-color:var(--brand);background:var(--brand-soft)}
.mm-stu .muted{font-size:12px}
.mm-n{position:absolute;top:8px;right:8px;font-size:11px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:none;align-items:center;justify-content:center;padding:0 5px}
.mm-n.has{display:inline-flex;background:var(--accent);color:#17202c}
.mm-box{position:sticky;bottom:12px;margin-top:14px;box-shadow:0 -4px 18px rgba(23,32,44,.08)}
.mm-list{margin-top:8px;max-height:200px;overflow-y:auto}
.mm-row{display:flex;gap:8px;align-items:center;padding:6px 0;border-top:1px dashed var(--line);font-size:var(--fs-sm)}
.mm-row span:first-child{flex:1;min-width:0}
.mm-c:empty{display:none}
/* 8단계: 메뉴·반/과제 탭 */
.side .newbtn{margin:2px 12px 8px;display:flex;align-items:center;justify-content:center;gap:6px;height:38px;border-radius:9px;background:var(--accent);color:#17202c;font-weight:700;font-size:14px}
.side .newbtn:hover{filter:brightness(1.05)}
.side .sec{padding:12px 20px 4px;font-size:11px;color:#9fb6cc;letter-spacing:.02em}
.side .cls{display:flex;flex-direction:column;overflow-y:auto;min-height:0}
.side .cls a{display:flex;align-items:center;gap:8px;padding:7px 20px;color:#d7e3ef;font-size:13.5px;line-height:1.35}
.side .cls a:hover{background:rgba(255,255,255,.06)}
.side .cls a small{margin-left:auto;font-size:11px;color:#9fb6cc;white-space:nowrap}
.side .cls a.on{background:rgba(255,255,255,.12);color:#fff;font-weight:700;box-shadow:inset 3px 0 0 var(--accent)}
.side .cls .dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%}
.side .cls .nm{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hubtop{margin-bottom:6px;flex-wrap:wrap;row-gap:10px}
.hubtop .t{flex:1 1 280px;min-width:0}
.hubtop .crumb a{color:var(--sub)} .hubtop .crumb a:hover{color:var(--brand);text-decoration:underline}
.hubtop h1 .h-sub{font-size:15px;font-weight:600;color:var(--sub);margin-left:10px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin:4px 0 18px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs a{display:flex;align-items:center;gap:6px;padding:10px 13px;font-size:14px;font-weight:600;color:var(--sub);border-bottom:3px solid transparent;white-space:nowrap;margin-bottom:-1px}
.tabs a:hover{color:var(--ink)}
.tabs a.on{color:var(--brand);border-bottom-color:var(--brand)}
.tabs a .n{font-size:11px;background:var(--line-2);border-radius:10px;padding:1px 7px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.tabs a.on .n{background:var(--brand-soft);color:var(--brand)}
.tabs a.off{color:var(--faint);font-weight:500}
.chips{display:flex;gap:4px;flex-wrap:wrap}
.chip{font-size:11px;font-weight:700;border-radius:6px;padding:2px 7px;background:var(--line-2);color:var(--ink-2);white-space:nowrap}
.chip.b{background:var(--ok-bg);color:var(--ok)} .chip.t{background:var(--re-bg);color:var(--re)} .chip.p{background:var(--late-bg);color:var(--late)} .chip.r{background:#f3e8fb;color:#6d3a8f}
.qa{display:flex;gap:6px;flex-wrap:wrap}
.hub-row.future td{color:var(--sub)}
.setgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.setcard{border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:16px 18px;scroll-margin-top:16px}
.setcard h3{margin:0 0 4px;font-size:15px;display:flex;align-items:center;gap:8px}
.setcard .q{font-size:13px;color:var(--sub);margin-bottom:6px}
.sw{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-top:1px dashed var(--line);cursor:pointer}
.sw input[type=checkbox]{position:absolute;opacity:0;width:1px;height:1px}
.sw .tg{flex:0 0 40px;height:22px;border-radius:11px;background:#cfd6df;position:relative;margin-top:2px;transition:background .15s}
.sw .tg:after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:left .15s}
.sw input:checked+.tg{background:var(--ok)} .sw input:checked+.tg:after{left:21px}
.sw input:focus-visible+.tg{outline:3px solid var(--focus);outline-offset:2px}
.sw input:disabled+.tg{opacity:.45}
.sw b{display:block;font-size:14px} .sw span.d{font-size:12.5px;color:var(--sub);line-height:1.5;display:block}
.sw.sub{padding-left:52px}
.sw .inp{margin-top:6px;max-width:260px}
.save-st{font-size:var(--fs-sm);color:var(--sub)} .save-st.ok{color:var(--ok)} .save-st.err{color:var(--none)}
.newgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.newgrid .opt2{border:1px solid var(--line);border-radius:var(--r);padding:14px;display:flex;gap:12px;align-items:flex-start;background:#fff;color:var(--ink)}
.newgrid .opt2:hover{border-color:var(--brand);box-shadow:0 2px 10px rgba(23,32,44,.06)}
.newgrid .opt2>.ic{width:26px;height:26px;color:var(--brand);flex:0 0 26px}
.newgrid b{display:block;font-size:14.5px} .newgrid span{font-size:12.5px;color:var(--sub);line-height:1.5}
.todo2{display:grid;gap:10px}
.todo2 .it{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:12px 14px}
.todo2 .it .grow{min-width:0}
.todo2 .it .grow b{display:block} .todo2 .it .grow span{font-size:13px;color:var(--sub)}
.todo2 .ico{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex:0 0 38px}
.stab{display:flex;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px;margin-bottom:14px}
.stab a{flex:1;text-align:center;padding:10px 0;border-radius:9px;font-size:14px;font-weight:700;color:var(--sub)}
.stab a.on{background:var(--brand);color:#fff}
@media (max-width:640px){
  .tabs{flex-wrap:wrap;gap:6px;border-bottom:0;overflow:visible;margin:6px 0 16px}
  .tabs a{border:1px solid var(--line);border-radius:999px;padding:6px 11px;margin:0;font-size:13px;background:#fff}
  .tabs a.on{background:var(--brand);border-color:var(--brand);color:#fff}
  .tabs a.on .n{background:rgba(255,255,255,.2);color:#fff}
  .tabs a.off{background:transparent;border-style:dashed}
}
@media (max-width:900px){.setgrid,.newgrid{grid-template-columns:1fr}.todo2 .it{flex-wrap:wrap}.todo2 .it .qa{width:100%;padding-left:50px}}
.subnav{display:flex;gap:6px;flex-wrap:wrap;margin:-6px 0 16px}
.subnav a{display:inline-flex;align-items:center;gap:5px;height:32px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--ink-2)}
.subnav a:hover{border-color:var(--brand);color:var(--brand)}
.subnav a.dl{margin-left:auto;border-style:dashed}
.subnav a.on{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.stu-me{display:flex;align-items:center;gap:8px;justify-content:center;margin:-4px 0 12px;font-size:var(--fs-sm);color:var(--ink-2)}
.bd-stab{max-width:520px}
.qa-pick{display:block}
.qa-pick>summary{list-style:none;display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.qa-pick>summary::-webkit-details-marker{display:none}
.qa-pick>summary>.ic{width:26px;height:26px;color:var(--brand);flex:0 0 26px}
.qa-list{display:flex;flex-direction:column;gap:2px;margin:10px 0 0 38px}
.qa-list a{padding:6px 8px;border-radius:6px;font-size:13.5px}
.qa-list a:hover{background:var(--line-2)}
.sum-h{cursor:pointer;display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
@media (max-width:640px){.subnav{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.subnav a{flex:0 0 auto}}
/* 7단계: 작품 보드 (학생용) */
.bd{max-width:1180px;margin:0 auto;padding:20px 16px 64px;min-height:100vh}
.bd-head{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.bd-head h1{font-size:24px;margin:2px 0 0;letter-spacing:-.02em;word-break:keep-all}
.bd-who{display:flex;align-items:center;gap:8px;font-size:var(--fs-sm)}
.bd-login{max-width:420px;margin:24px auto}
.bd-list{display:grid;gap:10px;max-width:640px}
.bd-item{display:flex;align-items:center;gap:12px;color:var(--ink);padding:16px}
.bd-item:hover{border-color:var(--brand)}
.bd-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.bd-prog{display:flex;align-items:center;gap:8px;margin-left:auto;font-size:var(--fs-sm)}
.bd-prog i{display:block;width:120px;height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.bd-prog i b{display:block;height:100%;background:var(--ok);transition:width .3s}
.bd-mine{margin-bottom:16px;padding:14px 16px}
.bd-mine-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.bd-mine-h .btn{margin-left:auto}
.bd-got{margin-top:10px;font-size:var(--fs-sm)}
.bd-got p{margin:6px 0 0;padding:8px 12px;background:var(--line-2);border-radius:var(--r-sm);line-height:1.6;white-space:pre-wrap}
.bd-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.bd-card{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;background:#fff;padding:0;overflow:hidden;text-align:left;color:var(--ink);cursor:pointer;font:inherit}
.bd-card:hover{border-color:var(--brand);box-shadow:0 4px 14px rgba(23,32,44,.08)}
.bd-card:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.bd-card img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;background:#eef1f4}
.bd-txt{display:block;aspect-ratio:4/5;padding:16px;font-size:14px;line-height:1.7;color:var(--ink-2);overflow:hidden;white-space:pre-wrap;background:#faf8f3;mask-image:linear-gradient(180deg,#000 75%,transparent)}
.bd-file{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;aspect-ratio:4/5;color:var(--sub);font-size:var(--fs-xs);background:#f4f5f7}
.bd-n{position:absolute;top:8px;right:8px;background:rgba(17,22,29,.7);color:#fff;font-size:11px;border-radius:10px;padding:2px 8px}
.bd-cap{display:flex;align-items:center;gap:6px;padding:9px 12px;font-size:var(--fs-sm);font-weight:600;min-height:40px}
.bd-ok{margin-left:auto;display:inline-flex;align-items:center;gap:2px;font-size:11px;font-weight:600;color:var(--ok);white-space:nowrap}
.bd-ok .ic{width:13px;height:13px}
.bd-card.done{border-color:#bfe3cf}
.bd-rv{margin-top:14px;border-top:1px solid var(--line-2);padding-top:12px}
.bd-rv .row{margin-top:8px;gap:8px}
.bd-rv .err{color:var(--none);font-size:var(--fs-xs)}
@media (max-width:640px){.bd-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.bd-head h1{font-size:20px}.bd-prog{margin-left:0;width:100%}.bd-prog i{flex:1}}
/* 7단계: 선생님 화면 (모둠·감상평) */
.opt-sub{margin:4px 0 0 28px;display:grid;gap:4px}
.tm{border-top:1px solid var(--line-2);padding:12px 0}
.tm-h{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.tm-row{display:flex;gap:12px;padding:5px 0;font-size:var(--fs-sm);align-items:baseline}
.tm-who{flex:0 0 150px}
.tm-roles{flex:1;min-width:0;display:flex;flex-wrap:wrap;gap:6px 14px}
.tm-r a{margin-left:4px;font-size:var(--fs-xs)}
@media (max-width:640px){.tm-row{flex-direction:column;gap:2px}.tm-who{flex:none}}
.tm-roles-pv{padding:12px 16px;font-size:var(--fs-sm)}
.tm-r-pv{border-top:1px dashed var(--line);padding:10px 0}
.tm-r-pv p{margin:4px 0;white-space:pre-wrap;line-height:1.6}
.tm-files{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.tm-files img{width:120px;height:120px;object-fit:cover;border-radius:6px;background:#eef1f4}
.rv-mine{font-size:var(--fs-xs);background:var(--line-2);border-radius:var(--r-sm);padding:8px 10px;margin:0 0 8px;max-height:220px;overflow-y:auto}
.rv-mine p{margin:5px 0 0;line-height:1.55;font-size:var(--fs-sm)}
.rv-mine p.hid,.rv-row.hid .rv-t{text-decoration:line-through;color:var(--faint)}
.rv-list{display:grid;gap:10px}
.rv-stu{padding:14px 16px}
.rv-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.rv-row{display:flex;gap:10px;align-items:flex-start;padding:8px 0 0;margin-top:8px;border-top:1px dashed var(--line);font-size:var(--fs-sm)}
.rv-to{flex:0 0 90px;color:var(--sub)}
.rv-t{flex:1;min-width:0;line-height:1.6;white-space:pre-wrap}
@media (max-width:640px){.rv-row{flex-wrap:wrap}.rv-to{flex-basis:100%}}
/* 7단계: 학생 제출 화면 (모둠) */
.tmode{display:grid;gap:8px;margin:10px 0 4px}
.tmode label{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;cursor:pointer}
.tmode label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.tmode small{display:block;color:var(--sub);font-size:var(--fs-xs);margin-top:2px}
.tmode input{margin-top:3px}
.mem{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;max-height:260px;overflow-y:auto;padding:2px}
.mem label{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 10px;font-size:var(--fs-sm);cursor:pointer}
.mem label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.mem label.off{color:var(--faint);cursor:not-allowed;background:var(--line-2)}
.mem small{font-size:11px;margin-left:4px}
/* AI 보조 (6단계) */
.ai-box{border:1px solid #e3d6b4;background:#fffaf0;border-radius:var(--r-sm);padding:10px 12px;margin:0 0 14px}
.ai-box>summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ai-box>summary::-webkit-details-marker{display:none}
.ai-box>summary .ic{color:var(--late)}
.ai-box>summary .muted{font-size:var(--fs-xs);margin-left:auto}
.ai-box #ai-body{margin-top:8px;font-size:var(--fs-sm);line-height:1.6}
.ai-sum{margin:0 0 8px}
.ai-flags{margin:0 0 8px;padding:6px 10px 6px 26px;background:var(--none-bg);color:var(--none);border-radius:var(--r-sm)}
.ai-chk{display:flex;gap:8px;align-items:flex-start;padding:4px 0;border-top:1px dashed #eadfc4}
.ai-chk b{flex:0 0 22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px}
.ai-chk b.r-o{background:var(--ok-bg);color:var(--ok)} .ai-chk b.r-x{background:var(--none-bg);color:var(--none)} .ai-chk b.r-q{background:var(--todo-bg);color:var(--todo)}
.ai-chk small{display:block;color:var(--sub)}
.ai-fb{display:flex;gap:8px;align-items:flex-start;padding:6px 0 0;border-top:1px dashed #eadfc4;margin-top:4px}
.ai-fb span{flex:1;min-width:0}
.ai-fb .fb-l{display:block;flex:none;margin-top:2px}
.ai-acts{margin-top:8px;gap:6px}
.ai-note{margin:6px 0 0}
.help.err{color:var(--none)} .help.warn{color:var(--late)}
.ai-sug{display:flex;gap:6px;align-items:baseline;font-size:var(--fs-xs);color:var(--ink-2);background:#fffaf0;border-left:3px solid var(--accent);padding:4px 8px;margin:0 0 6px;line-height:1.5}
.ai-sug b{color:var(--late);white-space:nowrap}
.lv button.ai{box-shadow:inset 0 0 0 2px var(--accent)}
.lv button.ai.sel{box-shadow:inset 0 0 0 2px var(--accent),0 0 0 1px var(--brand)}
.sp .ai-sug{margin:0}
.sp.by-ai{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}
.pv-doc .pv-doc-h{padding:10px 20px 0;font-size:var(--fs-xs)}
.pv-doc>.muted{padding:24px 20px}
.ai-form .fields{grid-template-columns:repeat(3,minmax(0,1fr))}
ol.setup-steps{margin:10px 0 0;padding-left:20px;line-height:1.8;font-size:var(--fs-sm)}
ol.setup-steps code{word-break:break-all}
@media (max-width:900px){.ai-form .fields{grid-template-columns:1fr}}
/* 종이 스캔: 인쇄 양식 */
.sh-page{max-width:820px;margin:20px auto;background:#fff;padding:36px 44px;border-radius:6px;box-shadow:0 1px 3px rgba(23,32,44,.08);min-height:1060px;display:flex;flex-direction:column}
.sh-head{display:flex;align-items:flex-start;gap:20px;border-bottom:2px solid var(--ink);padding-bottom:14px}
.sh-head>.grow{flex:1;min-width:0}
.sh-head h1{font-size:24px;margin:4px 0 10px;letter-spacing:-.02em;word-break:keep-all}
.sh-sub{font-size:var(--fs-sm);color:var(--sub)}
.sh-who{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;font-size:18px}
.sh-who .lb{font-size:var(--fs-xs);color:var(--sub)}
.sh-who .lb+b{margin-right:14px;font-variant-numeric:tabular-nums}
.sh-qr{flex:0 0 auto;text-align:center}
.sh-boxes{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sh-boxes .lb{font-size:var(--fs-sm);color:var(--ink-2);font-weight:600}
.sh-boxes .box{display:inline-block;height:13mm;border:1.5px solid var(--ink);border-radius:3px;margin-right:10px}
.sh-boxes .box.no{width:40mm}.sh-boxes .box.nm{width:48mm}
.sh-qr svg{width:112px;height:112px;display:block}
.sh-qr small{display:block;font-size:10px;color:var(--sub);margin-top:2px}
.sh-body{flex:1;margin-top:18px;overflow:hidden}
.sh-body.lined i{display:block;height:9mm;border-bottom:1px solid #b9c1cc}
.lb-sheet{max-width:820px;margin:20px auto;background:#fff;padding:20px;border-radius:6px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0}
.lb-cell{display:flex;align-items:center;gap:10px;padding:12px;border:1px dashed #c8d2de;margin:-.5px;break-inside:avoid;min-height:120px}
.lb-qr svg{width:84px;height:84px;display:block}
.lb-txt{min-width:0;display:flex;flex-direction:column;gap:1px}
.lb-txt b{font-size:17px}
.lb-txt span{font-size:var(--fs-sm);font-variant-numeric:tabular-nums}
.lb-txt small{font-size:10px;color:var(--sub);line-height:1.4;margin-top:4px;word-break:keep-all}
/* 종이 스캔: 업로드·확인 */
.file.drop-lg{flex-direction:column;justify-content:center;text-align:center;padding:28px 16px;gap:10px;border-width:2px}
.file.drop-lg .name{max-width:100%}
.scan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:12px}
.sp{border:1px solid var(--line);border-radius:var(--r-sm);padding:8px;background:#fff;display:flex;flex-direction:column;gap:8px;min-width:0}
.sp.newstu{border-left:4px solid var(--brand)}
.sp.need{border-color:var(--none);background:var(--none-bg)}
.sp.changed{box-shadow:0 0 0 2px var(--accent)}
.sp-img{display:block;aspect-ratio:1/1.414;background:#f4f5f7;border-radius:3px;overflow:hidden}
.sp-img img{width:100%;height:100%;object-fit:contain;display:block}
.sp-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:var(--fs-xs)}
.sp-meta .num{font-weight:700;font-variant-numeric:tabular-nums}
.sp-meta .tag{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sp .sel{width:100%;min-width:0}
@media (max-width:640px){.scan-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .sh-page{padding:20px 16px;margin:12px 8px;min-height:0}.sh-body{min-height:400px}.sh-qr svg{width:84px;height:84px}
  .lb-sheet{grid-template-columns:repeat(2,minmax(0,1fr));margin:12px 8px}}
@media print{
  @page{size:A4;margin:14mm}
  body{background:#fff}
  .no-print{display:none!important}
  .pf-page{max-width:none;margin:0;padding:0;box-shadow:none;border-radius:0;break-before:page}
  .pf-page:first-of-type{break-before:auto}
  .pf-imgs img,.pf-proc img{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .sh-page{max-width:none;margin:0;padding:0;box-shadow:none;border-radius:0;min-height:0;height:268mm;overflow:hidden;break-before:page}
  .sh-page:first-of-type{break-before:auto}
  .lb-sheet{max-width:none;margin:0;padding:0;grid-template-columns:repeat(3,minmax(0,1fr))}
  .lb-cell{height:44mm;min-height:0}
}
@media (max-width:640px){.pf-page{padding:24px 18px;margin:12px 8px}.pf-head h1{font-size:24px}}
@media (max-width:1200px){.gl{grid-template-columns:minmax(0,1fr) 340px}.slist-card{display:none}}
@media (max-width:1024px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g2{grid-template-columns:1fr}}
@media (max-width:900px){
  .g2e{grid-template-columns:1fr}
  .side{position:fixed;left:-240px;z-index:30;transition:left .2s;width:232px}
  .side.open{left:0}
  .drawer-bg.open{display:block;position:fixed;inset:0;background:rgba(15,25,40,.35);z-index:25}
  .btn.menu-btn{display:inline-flex;width:38px;height:38px;padding:0;align-self:center}
  .main{padding:16px 16px 56px}
  .top{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
  .top .t{flex:1}
  .top h1{font-size:20px}
  .top .right{order:3;width:100%;margin-left:0;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
  .top .right::-webkit-scrollbar{display:none}
  .top .right .btn{height:34px;padding:0 12px}
  .card{padding:16px}
  .gl{grid-template-columns:1fr}
  .panel{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:12;max-height:60vh;border-radius:18px 18px 0 0;box-shadow:0 -8px 28px rgba(15,25,40,.18);padding-top:8px;overflow-x:hidden}
  .panel.min{max-height:92px;overflow:hidden}
  .preview{padding-bottom:62vh}
  .sheet-handle{display:block;width:44px;height:5px;border-radius:3px;background:#cbd2dc;margin:2px auto 10px;cursor:pointer}
  .pv-pdf{height:70vh}
}
@media (max-width:640px){
  .g4{gap:10px}
  .kpi{padding:14px}
  .kpi .n{font-size:24px}
  .fields{grid-template-columns:1fr}
  dialog.modal,dialog.modal.wide{width:100%;max-width:100%;margin:auto 0 0;border-radius:18px 18px 0 0;max-height:88vh}
  .m-foot .btn{flex:1}
  .m-foot .left{flex:0 0 auto}
  .hide-sm{display:none}
  .show-sm{display:block}
}
/* 10단계: 학생 카드 */
.stu-link{color:inherit;text-decoration:none;border-bottom:1px dashed var(--faint)}
.stu-link:hover{color:var(--brand);border-bottom-color:var(--brand)}
.cd-head{display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;margin-bottom:16px}
.cd-who{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.cd-who h2{margin:0;font-size:var(--fs-lg)}
.cd-no{color:var(--sub);font-size:var(--fs-md)}
.cd-nav{display:inline-flex;align-items:center;gap:4px}
.cd-nav .sel{width:auto;min-width:0;padding-top:4px;padding-bottom:4px}
.cd-stats{display:flex;flex-wrap:wrap;gap:6px 20px;margin:0}
.cd-stats div{min-width:52px}
.cd-stats dt{font-size:var(--fs-xs);color:var(--sub)}
.cd-stats dd{margin:0;font-size:var(--fs-md);font-weight:700}
.cd-stats dd.warn{color:var(--late)} .cd-stats dd.bad{color:var(--none)}
.cd-acts{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.cd{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:16px;align-items:start}
.cd-main,.cd-side{display:grid;gap:16px;min-width:0}
.cd-h3{font-size:var(--fs);margin:16px 0 8px}
.cd-h3:first-of-type{margin-top:0}
.cd-chart-wrap{overflow-x:auto}
.cd-chart{width:100%;min-width:560px;height:auto;display:block}
.cd-chart .g{stroke:var(--line-2);stroke-width:1}
.cd-chart text{font-size:11px;fill:var(--sub)}
.cd-chart .vl{fill:var(--brand);font-weight:700}
.cd-chart .me{fill:none;stroke:var(--brand);stroke-width:2.5;stroke-linejoin:round}
.cd-chart .avg{fill:none;stroke:var(--faint);stroke-width:1.5;stroke-dasharray:4 4}
.cd-chart .dot{fill:#fff;stroke:var(--brand);stroke-width:2.5}
.cd-chart .am{stroke:var(--faint);stroke-width:3;stroke-linecap:round}
.cd-chart a:hover .dot{fill:var(--accent)}
.cd-strip{display:flex;flex-wrap:wrap;gap:4px}
.cd-tl{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x proximity}
.cd-tl-i{flex:0 0 132px;scroll-snap-align:start;display:grid;gap:2px;text-decoration:none;color:var(--ink);font-size:var(--fs-sm)}
.cd-tl-i img{width:132px;height:132px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--paper)}
.cd-work{padding:12px 0;border-top:1px solid var(--line-2)}
.cd-work:first-of-type{border-top:0;padding-top:0}
.cd-work .h{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin-bottom:6px}
.cd-work .h a{color:var(--ink)}
.cd-work .cd-sc{margin-left:auto;font-size:var(--fs-sm);text-decoration:none}
.cd-work .ln{display:grid;grid-template-columns:108px minmax(0,1fr);gap:10px;font-size:var(--fs-sm);padding:3px 0}
.cd-work .ln .k{color:var(--sub)}
.cd-work .ln.by-stu .v{background:#fff4d6;border-radius:4px;padding:0 5px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.cd-note{margin:0 0 4px;font-size:var(--fs-sm);color:#35588a;display:flex;gap:6px;align-items:center}
.cd-rv{display:block}
.cd-files{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:var(--fs-sm);margin-top:4px}
.cd-files a{display:inline-flex;align-items:center;gap:4px}
.cd-cs-in{display:grid;gap:6px;margin-bottom:10px}
.cd-cs-in .btn{justify-self:end}
.cd-memos{list-style:none;margin:0;padding:0}
.cd-memos li{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:4px 10px;align-items:start;padding:8px 0;border-top:1px solid var(--line-2);font-size:var(--fs-sm)}
.cd-memos li:first-child{border-top:0}
.cd-memos .d{color:var(--sub);white-space:nowrap}
.cd-memos p{margin:0;white-space:pre-wrap}
.cd-sk{font-size:var(--fs-sm);margin:0 0 6px;white-space:pre-wrap}
@media (max-width:1100px){.cd{grid-template-columns:minmax(0,1fr)}.cd-side{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}}
@media (max-width:640px){.cd-acts{margin-left:0}.cd-work .ln{grid-template-columns:minmax(0,1fr);gap:0}.cd-work .cd-sc{margin-left:0}}

/* 11단계: 비슷한 글·사진 */
.sim-prep{margin-bottom:14px;display:grid;gap:8px}
.sim-prep b{display:flex;align-items:center;gap:6px}
.sim-rule{margin:0 0 12px}
.sim-kpis{margin-bottom:16px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.sim-kpis .n.bad{color:var(--none)}
.sim-tbl td{white-space:normal}
.sim-tbl td:nth-child(-n+3),.sim-tbl td:last-child{white-space:nowrap}
.sim-tbl tr.hi td:first-child{box-shadow:inset 3px 0 0 var(--none)}
.sim-tbl tr.mid td:first-child{box-shadow:inset 3px 0 0 #d39b33}
.sim-pct{display:inline-block;min-width:40px;font-weight:700}
.sim-bar{display:inline-block;vertical-align:middle;width:80px;height:6px;border-radius:3px;background:var(--line-2);overflow:hidden}
.sim-bar i{display:block;height:100%;background:var(--sub)}
tr.hi .sim-bar i{background:var(--none)} tr.mid .sim-bar i{background:#d39b33}
tr.hi .sim-pct{color:var(--none)} tr.mid .sim-pct{color:var(--late)}
.sim-pairs{list-style:none;margin:0;padding:0}
.sim-pairs li{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;padding:10px 0;border-top:1px solid var(--line-2)}
.sim-pairs li:first-child{border-top:0}
.sim-pairs .who{flex:1 1 260px}
.sim-pairs li.hi .num{color:var(--none);font-weight:700} .sim-pairs li.mid .num{color:var(--late);font-weight:700}
.sim-photos{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.sim-ph{margin:0;border:1px solid var(--line);border-radius:var(--r-sm);padding:8px;font-size:var(--fs-sm)}
.sim-ph .two{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:6px}
.sim-ph img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px;background:var(--paper)}
.sim-legend mark{padding:0 4px}
mark.m-hit{background:#ffd5cc;color:inherit;border-radius:3px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
mark.m-common{background:none;color:var(--faint);text-decoration:underline dotted}
mark.m-ex{background:var(--line-2);color:var(--sub);border-radius:3px}
.sim-text{white-space:pre-wrap;line-height:1.8;font-size:var(--fs);word-break:keep-all;overflow-wrap:anywhere}
.sim-two{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.sim-one{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:16px;align-items:start}
.sim-side{display:grid;gap:16px}
.sim-plist{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:var(--fs-sm)}
.sim-tr{margin:4px 0;font-size:var(--fs-sm)}
.sim-flag{padding:8px 0;border-top:1px solid var(--line-2);font-size:var(--fs-sm)}
.sim-flag p{margin:2px 0}
@media (max-width:900px){.sim-two,.sim-one{grid-template-columns:minmax(0,1fr)}}

/* 11-5: 자주 쓰는 피드백 · 요소별 분포 */
.cb{margin:0 0 6px}
.cb-h{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:var(--fs-sm)}
.cb-h b{white-space:nowrap}
.cb-h .inp{width:auto;flex:0 1 140px;margin-left:auto;padding-top:4px;padding-bottom:4px}
.cb-list{display:flex;flex-wrap:wrap;gap:6px;max-height:132px;overflow-y:auto}
.cb-chip{display:inline-flex;align-items:stretch;border:1px solid var(--line);border-radius:999px;background:var(--panel);max-width:100%;font-size:var(--fs-sm)}
.cb-chip button{border:0;background:none;padding:4px 10px;cursor:pointer;color:var(--ink);text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:320px}
.cb-chip button:hover{color:var(--brand)}
.cb-chip .x{padding:4px 8px 4px 2px;color:var(--faint)}
.cb-chip.rec{border-color:var(--brand);background:var(--brand-soft)}
.cb-chip.asg{border-style:dashed}
.cb-save{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:6px;font-size:var(--fs-sm)}
.cb-save .sel{width:auto;max-width:200px}
.rb-also{margin-top:14px}
.also-cls{margin-top:12px;font-size:var(--fs)}
.also-cls summary{cursor:pointer;color:var(--brand);font-weight:600}
.idist{display:grid;gap:10px}
.idist .r{display:grid;grid-template-columns:minmax(90px,160px) minmax(0,1fr) auto;gap:10px;align-items:center;font-size:var(--fs-sm)}
.idist .st{display:flex;height:22px;border-radius:6px;overflow:hidden;background:var(--line-2)}
.idist .st i{display:flex;align-items:center;justify-content:center;font-style:normal;font-size:11px;color:#fff;min-width:0;white-space:nowrap;overflow:hidden}
.idist .warn{color:var(--late);font-weight:600}

/* 11-6 선생님 자료 */
.mat-rows{list-style:none;margin:0 0 12px;padding:0}
.mat-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:start;padding:10px 0;border-top:1px solid var(--line-2)}
.mat-row:first-child{border-top:0}
.mat-row.hid .mat-main{opacity:.55}
.mat-ic{padding-top:6px;color:var(--sub)}
.mat-title{width:100%;font-weight:600}
.mat-meta{font-size:var(--fs-xs);margin:4px 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mat-opts{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:var(--fs-sm)}
.mat-opts .chk{margin:0}
.mat-opts .sel{width:auto}
.mat-acts{display:flex;gap:2px;align-items:center}
.mat-add{border-top:1px dashed var(--line);padding-top:12px}
.mat-add-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.mat-add-row .chk{margin:0;font-size:var(--fs-sm)}
.mat-add-row .sel{width:auto}
.mat-add-row .inp{flex:1 1 180px;width:auto}
.mat-link{margin-top:10px;font-size:var(--fs-sm)}
.mat-link summary{cursor:pointer;color:var(--brand);margin-bottom:8px}
.mat-guide-f{margin-bottom:14px}
.matbox{border:1px solid var(--line);background:var(--brand-soft);border-radius:var(--r-sm);padding:10px 12px;margin:10px 0}
.matbox>b{display:flex;align-items:center;gap:6px;font-size:var(--fs-sm);margin-bottom:4px}
.mat-guide{white-space:pre-wrap;font-size:var(--fs-sm);margin:4px 0 6px}
.mat-ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.mat-ul li{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.mat-ul a{display:inline-flex;align-items:center;gap:6px;text-decoration:none;min-height:36px}
.mats-s section{padding:10px 0;border-top:1px solid var(--line-2)}
.mats-s section:first-child{border-top:0}
.mats-s h3{font-size:var(--fs);margin:0 0 6px}
@media (max-width:640px){.mat-row{grid-template-columns:minmax(0,1fr)}.mat-ic{display:none}.mat-acts{justify-content:flex-end}}

/* 11-7 제출 고치기 */
.fix-m{display:inline-block;position:relative;vertical-align:middle}
.fix-m>summary{list-style:none;cursor:pointer}
.fix-m>summary::-webkit-details-marker{display:none}
.fix-pop{position:absolute;right:0;top:calc(100% + 4px);z-index:20;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:0 6px 20px rgba(23,32,44,.12);padding:6px;display:grid;gap:2px;min-width:220px;text-align:left}
.fix-pop .btn{justify-content:flex-start;width:100%}
.fix-pop form{margin:0}

/* 12단계 학사일정 */
.cal-src{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;align-items:start}
.cal-src h2{display:flex;align-items:center;gap:8px}
.cal-school{margin:0 0 10px}
.cal-find{margin-top:10px;gap:6px;flex-wrap:nowrap}
.cal-find .inp{flex:1;min-width:0}
.cal-results{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:2px}
.cal-results .btn{width:100%;justify-content:flex-start;text-align:left;white-space:normal;height:auto;padding:6px 8px}
.cal-key{margin-top:10px;font-size:var(--fs-sm)}
.cal-key summary{cursor:pointer;color:var(--brand)}
.cal-key form{gap:6px;flex-wrap:nowrap;margin-top:6px}
.cal-tbl td{white-space:normal;vertical-align:middle}
.cal-tbl tr.dim td{opacity:.6}
.cal-tbl .sel{width:auto}
.cal-tbl .cal-end{width:104px;margin-left:4px}
.cal-tbl .cal-gr{width:64px}
.cal-tbl .cal-end[hidden]{display:none}
#roster td form{display:inline-block;margin:0}
#roster td:last-child{white-space:nowrap}
.cal-k.off{background:var(--none-bg);color:var(--none)} .cal-k.short{background:var(--late-bg);color:var(--late)}
.cal-k.swap{background:var(--re-bg);color:var(--re)} .cal-k.info{background:var(--todo-bg);color:var(--todo)}
.cal-month h3{font-size:var(--fs);margin:14px 0 6px;color:var(--sub)}
.cal-month:first-child h3{margin-top:0}
.cal-list{list-style:none;margin:0;padding:0}
.cal-list li{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;padding:6px 0;border-top:1px solid var(--line-2);font-size:var(--fs-sm)}
.cal-list li:first-child{border-top:0}
.cal-list .d{min-width:74px}
.cal-list .nm{font-weight:600}
.cal-list .x{margin-left:auto}
.cal-cls{padding:8px 0;border-top:1px solid var(--line-2)}
.cal-cls:first-of-type{border-top:0;padding-top:0}
.cal-cls .h{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline;margin-bottom:4px}
.cal-nx{font-size:var(--fs-sm);display:flex;flex-wrap:wrap;gap:4px 8px;align-items:center;padding:2px 0}
.cal-ign{display:grid;gap:2px;font-size:var(--fs-sm);max-height:220px;overflow-y:auto}
.cal-ign .chk{margin:2px 0}
.cal-mv{gap:8px;font-size:var(--fs-sm);padding:4px 0}
.cal-mv-add{margin-top:8px}

/* 12단계 달력 화면 (왼쪽 달력 · 오른쪽 고른 날·다가오는 일정) */
.cal-main{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:16px;align-items:start}
.cal-head{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;margin-bottom:10px}
.cal-head h2{margin:0;min-width:120px;text-align:center}
.cal-legend{margin-left:auto;display:flex;flex-wrap:wrap;gap:4px 10px;font-size:var(--fs-xs);color:var(--sub)}
.cal-legend .lg::before{content:"";display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.cal-legend .off::before{background:var(--none)} .cal-legend .short::before{background:var(--late)}
.cal-legend .swap::before{background:var(--re)} .cal-legend .info::before{background:var(--faint)} .cal-legend .cls::before{display:none}
.cal-wk,.cal-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr)) repeat(2,minmax(0,.62fr));gap:4px}
.cal-wk span{font-size:var(--fs-xs);color:var(--sub);text-align:center;padding:2px 0}
.cal-wk span:nth-child(n+6){color:var(--faint)}
.cal-grid .cd{position:relative;display:flex;flex-direction:column;align-items:stretch;gap:2px;min-height:86px;padding:5px;border:1px solid var(--line-2);
  border-radius:8px;background:var(--panel);text-align:left;cursor:pointer;font:inherit;color:inherit;overflow:hidden}
.cal-grid .cd:hover{border-color:var(--brand)}
.cal-grid .cd.out{opacity:.4}
.cal-grid .cd.we{background:var(--paper)}
.cal-grid .cd.off{background:#fdf1f1}
.cal-grid .cd.today .n{background:var(--brand);color:#fff;border-radius:999px;padding:0 6px}
.cal-grid .cd.sel{box-shadow:0 0 0 2px var(--accent);border-color:var(--accent)}
.cal-grid .n{font-size:var(--fs-sm);font-weight:700;align-self:flex-start}
.cal-grid .ch{font-size:11px;line-height:1.35;border-radius:4px;padding:0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-grid .ch.off{background:var(--none-bg);color:var(--none)} .cal-grid .ch.short{background:var(--late-bg);color:var(--late)}
.cal-grid .ch.swap{background:var(--re-bg);color:var(--re)} .cal-grid .ch.info{background:var(--todo-bg);color:var(--todo)}
.cal-grid .more{font-size:11px;color:var(--sub)}
.cal-grid .dots{display:flex;gap:3px;margin-top:auto}
.cal-grid .dots i,.cal-dc i{display:inline-block;width:7px;height:7px;border-radius:50%}
.cal-grid .mdots{display:none}
.cal-side{display:grid;gap:16px;min-width:0}
.cal-day h2{margin-bottom:8px}
.cal-evs{list-style:none;margin:0;padding:0}
.cal-evs li{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;padding:5px 0;border-top:1px solid var(--line-2);font-size:var(--fs-sm)}
.cal-evs li:first-child{border-top:0}
.cal-evs .d{min-width:62px;text-decoration:none;color:var(--sub)}
.cal-evs .nm{font-weight:600}
.cal-evs .x{margin:0}
.cal-evs .x .btn{width:26px;height:26px;padding:0}
.cal-dc{margin:10px 0;font-size:var(--fs-sm);display:grid;gap:4px}
.cal-dc i{margin-right:6px}
.cal-quick{border-top:1px dashed var(--line);padding-top:10px;margin-top:6px}
.cal-quick summary{cursor:pointer;color:var(--brand);font-weight:600;font-size:var(--fs-sm);display:flex;align-items:center;gap:6px}
.cal-quick form{display:grid;gap:8px;margin-top:10px}
.cal-quick .fields{margin:0}
.wdays.sm{display:flex;gap:6px;flex-wrap:wrap}
.cal-classes summary{cursor:pointer}
.cal-classes[open] summary{margin-bottom:10px}
.cal-all summary{cursor:pointer}
.cal-all[open] summary{margin-bottom:10px}
.cal-all .cal-evs .d{min-width:74px}
@media (max-width:1100px){.cal-main{grid-template-columns:minmax(0,1fr)}.cal-side{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}}
@media (max-width:640px){
  .cal-grid .cd{min-height:52px;padding:4px 3px;align-items:center}
  .cal-grid .ch,.cal-grid .more{display:none}
  .cal-grid .n{align-self:center}
  .cal-grid .mdots{display:flex;gap:2px;justify-content:center}
  .cal-grid .mdots i{width:6px;height:6px;border-radius:50%;background:var(--faint)}
  .cal-grid .mdots i.off{background:var(--none)} .cal-grid .mdots i.short{background:var(--late)} .cal-grid .mdots i.swap{background:var(--re)}
  .cal-grid .dots{justify-content:center}
  .cal-legend{margin-left:0;width:100%}
}

.cal-evs li.g3{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center}
.cal-evs li.g2{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center}
.cal-evs .mid{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;min-width:0}
.cal-import>summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px;padding:12px 16px;border:1px dashed var(--line);border-radius:var(--r);background:var(--panel);font-size:var(--fs-sm)}
.cal-import>summary::-webkit-details-marker{display:none}
.cal-import>summary b{display:flex;align-items:center;gap:6px}
.cal-import[open]>summary{margin-bottom:12px}

/* 12-5 올리기 전 확인 */
.warn-c{color:var(--late)}

.pv-card{border:2px solid var(--accent);margin-bottom:16px}
.pv-sum{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.pv-sum .pv{border-radius:999px;padding:4px 12px;font-size:var(--fs-sm);background:var(--todo-bg)}
.pv-sum .pv.new{background:var(--ok-bg);color:var(--ok)} .pv-sum .pv.rename{background:var(--late-bg);color:var(--late)}
.pv-sum .pv.bad{background:var(--none-bg);color:var(--none)}
.pv-tbl td{white-space:normal}
.pv-more{margin-top:8px;font-size:var(--fs-sm)} .pv-more summary{cursor:pointer;color:var(--sub)}
.pv-warn{margin-top:10px;background:var(--none-bg);color:var(--none);border-radius:var(--r-sm);padding:8px 12px;font-size:var(--fs-sm)}
.pv-warn div{color:var(--ink-2);margin-top:2px}
.pv-dlg ul{list-style:none;margin:8px 0;padding:0;display:grid;gap:6px;font-size:var(--fs-sm)}
.pv-dlg li{display:flex;flex-wrap:wrap;gap:4px 8px;align-items:center;padding:6px 8px;border:1px solid var(--line-2);border-radius:var(--r-sm)}
.pv-dlg .arrow{color:var(--sub)}

/* 13 학기 마감 보관 */
.arc-intro ul{margin:6px 0 0;padding-left:20px;line-height:1.8}
.path{font-family:inherit;background:var(--line-2);border-radius:4px;padding:1px 6px;font-size:var(--fs-sm);word-break:break-all}
.arc-ck{padding:12px 0;border-bottom:1px solid var(--line-2)}.arc-ck:last-child{border-bottom:0}
.arc-ck .t1{font-weight:600}.arc-ck .t1 .muted{font-weight:400;font-size:var(--fs-sm);margin-left:4px}
.arc-ok{display:flex;align-items:center;gap:6px;color:var(--ok);font-size:var(--fs-sm);margin-top:4px}
.arc-warn{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:6px}
.arc-warn li{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:var(--fs-sm)}
.arc-tree{list-style:none;margin:0;padding:0;font-size:var(--fs-sm);line-height:1.5}
.arc-tree li{display:flex;align-items:center;gap:6px;padding:3px 0;flex-wrap:wrap}
.arc-tree .ic{width:15px;height:15px;color:var(--sub);flex:none}
.arc-tree .dir{font-weight:700}.arc-tree .f1,.arc-tree .d1{padding-left:18px}.arc-tree .d1{font-weight:600;margin-top:6px}
.arc-tree .f2{padding-left:36px}.arc-tree .muted{font-size:var(--fs-xs)}
.arc-go{display:block}.arc-go .sel{min-width:240px}
.arc-files{list-style:none;margin:0 0 10px;padding:0}
.arc-files li{display:flex;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid var(--line-2);flex-wrap:wrap}
.arc-files a{display:inline-flex;align-items:center;gap:6px;font-weight:600}
.arc-files .muted{font-size:var(--fs-xs)}
.arc-links{display:flex;gap:6px;flex-wrap:wrap}
.past-note{display:flex;align-items:center;gap:8px;flex-wrap:wrap;background:var(--todo-bg);color:var(--todo);border-radius:var(--r);padding:8px 12px;margin:0 0 12px;font-size:var(--fs-sm)}
.past-note a{font-weight:600;margin-left:auto}
.cp-src{border:1px solid var(--line);border-radius:var(--r);padding:8px 12px;margin-top:8px;max-height:260px;overflow:auto}
.cp-co{padding:5px 0;border-bottom:1px solid var(--line-2)}.cp-co:last-of-type{border-bottom:0}
.cp-cl{display:flex;flex-wrap:wrap;gap:4px 14px;padding-left:24px}
@media (max-width:640px){.arc-cls{flex-wrap:wrap}.arc-links{width:100%}.past-note a{margin-left:0}}
/* 14 결과 돌려주기 · 다시 봐 주세요 · 다시 해 오기 */
.result li{flex-wrap:wrap}
.res-box,.res-redo{flex-basis:100%;border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;background:#fff}
.res-redo{background:var(--late-bg);border-color:transparent;color:var(--ink)}
.res-redo b{display:flex;align-items:center;gap:6px;color:var(--late)}
.res-redo p{margin:6px 0;white-space:pre-wrap}
.res-redo .row{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-top:6px}
.res-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.res-score{font-size:var(--fs-sm);color:var(--sub)}.res-score b{font-size:var(--fs-xl);color:var(--ink);letter-spacing:-.02em}
.res-items{list-style:none;margin:10px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:6px}
.res-items li,.result .res-items li{display:flex;align-items:baseline;gap:4px;padding:6px 10px;border:0;background:var(--line-2);border-radius:6px}
.res-items li span{flex:1;font-size:var(--fs-sm);min-width:0;overflow-wrap:anywhere}.res-items small{color:var(--sub)}
.res-cmt,.res-ask{margin-top:10px;font-size:var(--fs-sm);line-height:1.6;overflow-wrap:anywhere}.res-cmt,.res-ask .pw{white-space:pre-wrap}
.res-reply b{display:block;font-size:var(--fs-xs);color:var(--sub)}
.res-cmt b,.res-ask>b{display:block;font-size:var(--fs-xs);color:var(--sub);margin-bottom:2px}
.res-ask{background:var(--line-2);border-radius:6px;padding:8px 10px}
.res-reply{margin-top:6px;padding-top:6px;border-top:1px solid var(--line)}
.res-act{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.res-done{display:flex;align-items:center;gap:6px;margin-top:10px;color:var(--ok);font-size:var(--fs-sm)}
.res-askf{margin-top:8px}.res-askf .row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.rs-opts{display:flex;gap:6px 16px;flex-wrap:wrap}
.rs-prev{pointer-events:none}
.rs-ask{padding:12px 0;border-bottom:1px solid var(--line-2)}.rs-ask:last-child{border-bottom:0}
.rs-ask.done{opacity:.75}
.rs-ask-h{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.rs-ask-h .btn{margin-left:auto}
.rs-msg{margin:6px 0;white-space:pre-wrap;overflow-wrap:anywhere}
.rs-reply{margin:6px 0 0;font-size:var(--fs-sm);color:var(--sub)}
.rs-rf{display:flex;gap:6px;margin-top:6px}.rs-rf .inp{flex:1;min-width:0}
.rs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:4px 16px}
.rs-st{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid var(--line-2);font-size:var(--fs-sm)}
@media (max-width:640px){.rs-rf{flex-direction:column}.rs-ask-h .btn{margin-left:0}}
/* 15 루브릭 AI 초안 */
.rdesc{resize:vertical;min-height:38px;line-height:1.5}
.rai-opts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:10px}
.rai-opts label{display:grid;gap:4px;font-size:var(--fs-sm);color:var(--sub)}.rai-opts .inp,.rai-opts .sel{width:100%;min-width:0}
.rai .row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:6px}
.rai-prev{margin-top:12px;border:1px solid var(--line);border-radius:var(--r);padding:4px 12px}
.rai-it{padding:10px 0;border-bottom:1px solid var(--line-2)}
.rai-h{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}.rai-h .muted{font-size:var(--fs-xs)}
.rai-d{white-space:pre-line;font-size:var(--fs-sm);line-height:1.6;margin-top:4px}
.rai-sum{padding:8px 0;font-size:var(--fs-sm)}
.rai-ck{font-size:var(--fs-sm);padding:8px 0;border-top:1px solid var(--line-2)}.rai-ck b{display:block;font-size:var(--fs-xs);color:var(--sub)}
@media (max-width:640px){.rai-opts{grid-template-columns:1fr 1fr}}

/* ═════════ 16 화면 개편 1단계: 바탕 (한 화면에 더 많이) ═════════
   머리 한 줄(위에 붙음) · 간격 한 단계 촘촘 · 알림은 오른쪽 위 · 긴 설명은 한 줄(눌러서 펼침) · ⓘ 도움말 · 오른쪽 편집 창 */
:root{--fs:13.5px;--fs-md:15px;--fs-lg:19px;--fs-xl:24px}
.main{padding:16px 24px 40px}
/* 머리 */
.hdr{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);margin:-16px -24px 14px;padding:0 24px;box-shadow:0 1px 0 rgba(23,32,44,.02)}
.top{display:flex;align-items:center;gap:12px;margin:0;min-height:54px}
.top .t{display:flex;align-items:baseline;gap:10px;min-width:0;flex:1 1 auto;flex-wrap:nowrap}
.top h1{font-size:var(--fs-lg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:0 1 auto}
.top .crumb{margin:0;font-size:12.5px;flex:0 1 auto;min-width:0}
.top .crumb.lead{flex:0 0 auto}
.top .right{gap:6px}
.top .right .btn{height:32px;padding:0 12px}
.hubtop{margin:0;flex-wrap:nowrap}
.hubtop .t{flex:1 1 auto}
.hubtop h1 .h-sub{font-size:14px;margin-left:8px}
.hdr .tabs{margin:0 -4px;border-bottom:0}
.hdr .tabs a{padding:8px 11px 9px;font-size:13.5px;border-bottom-width:2px}
.hdr .tabs a .ic{width:15px;height:15px}
.past-note{margin:0 0 12px}
/* 작은 탭: 한 덩어리 버튼 묶음 */
.subnav{margin:0 0 12px;gap:2px;background:var(--line-2);border-radius:9px;padding:3px;width:max-content;max-width:100%;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.subnav::-webkit-scrollbar{display:none}
.subnav a{height:28px;padding:0 11px;border:0;border-radius:7px;background:transparent;font-size:12.5px;color:var(--sub);flex:0 0 auto}
.subnav a:hover{color:var(--ink);background:rgba(255,255,255,.6)}
.subnav a.on{background:#fff;color:var(--brand);box-shadow:0 1px 2px rgba(23,32,44,.08)}
.subnav a.dl{margin-left:8px;border:1px dashed #c8d2de;background:#fff}
.subnav a .n{font-size:11px;background:var(--late-bg);color:var(--late);border-radius:9px;padding:0 6px;margin-left:2px}
/* 카드·표·입력 간격 */
/* (버튼·입력·표·카드 간격은 위쪽 원래 규칙에서 바로 줄임 — 나중 규칙이 그대로 이기도록) */
/* 알림: 오른쪽 위 */
.toasts{position:fixed;top:12px;right:16px;z-index:70;width:min(440px,calc(100vw - 32px));display:grid;gap:8px}
.toasts .flash{margin:0;box-shadow:0 8px 24px rgba(23,32,44,.16);border:1px solid rgba(23,32,44,.06);padding:10px 12px;transition:opacity .3s,transform .3s}
.toasts .flash.ok{background:#effaf4}
.toasts .flash.err{background:#fff1f1}
.toasts .flash span{flex:1}
.toasts .flash.bye{opacity:0;transform:translateY(-6px)}
.t-x{border:0;background:none;padding:0;color:inherit;opacity:.6;cursor:pointer;display:flex}
.t-x:hover{opacity:1}
/* 왼쪽 메뉴: 조금 촘촘 + 데모 안내 */
.logo{padding:18px 18px 14px}
.nav a{padding:7px 12px}
.side-demo{display:flex;gap:6px;align-items:flex-start;margin:8px 10px 0;padding:7px 10px;border-radius:8px;background:rgba(242,200,121,.16);color:#f6dca8;font-size:11.5px;line-height:1.45;text-decoration:none}
.side-demo:hover{background:rgba(242,200,121,.26);text-decoration:none;color:#fff}
.side-demo b{color:#fff}
.side-demo .ic{width:14px;height:14px;margin-top:1px}
/* 긴 설명: 한 줄 + 펼치기 */
.help.clamp{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;cursor:pointer;position:relative;padding-right:46px}
.help.clamp::after{content:"펼치기";position:absolute;right:0;bottom:0;padding-left:8px;background:linear-gradient(90deg,transparent,var(--panel) 30%);color:var(--brand);font-size:11.5px}
.help.clamp.open{display:block;-webkit-line-clamp:unset;padding-right:0}
.help.clamp.open::after{content:"접기";position:static;padding-left:6px;background:none}
/* ⓘ 도움말 */
.tip{display:inline-grid;place-items:center;width:16px;height:16px;border-radius:50%;border:1px solid var(--faint);color:var(--sub);font-size:10px;font-weight:700;cursor:help;position:relative;vertical-align:1px;margin-left:4px;font-style:normal;line-height:1}
.tip:hover,.tip:focus{border-color:var(--brand);color:var(--brand);outline:none}
.tip:hover::after,.tip:focus::after{content:attr(data-tip);position:absolute;left:50%;top:calc(100% + 6px);transform:translateX(-50%);width:max-content;max-width:280px;white-space:normal;background:#17202c;color:#fff;font-weight:400;font-size:12px;line-height:1.5;padding:7px 10px;border-radius:8px;z-index:80;text-align:left;letter-spacing:0}
/* 오른쪽 편집 창 */
dialog.modal.sheet{margin:0 0 0 auto;height:100vh;max-height:100vh;width:min(440px,100vw);border-radius:0;box-shadow:-12px 0 32px rgba(23,32,44,.16)}
dialog.modal.sheet .m-body{flex:1;overflow:auto}
@media (prefers-reduced-motion:no-preference){dialog.modal.sheet[open]{animation:sheet-in .18s ease-out}}
@keyframes sheet-in{from{transform:translateX(24px);opacity:.6}to{transform:none;opacity:1}}
/* 카드 안에서 넘기는 목록 */
.scroll-in{overflow:auto;min-height:0}
.scroll-in th{position:sticky;top:0;z-index:1}
@media (max-width:900px){
  .main{padding:12px 14px 48px}
  .hdr{position:static;margin:-12px -14px 12px;padding:0 14px}
  .top{min-height:50px;flex-wrap:wrap;gap:8px;padding:6px 0}
  .top .t{flex:1 1 calc(100% - 60px);flex-wrap:wrap;row-gap:0}
  .top .crumb{flex-basis:100%;order:3}
  .top .crumb.lead{flex-basis:auto;order:0}
  .top .right{order:4;width:100%;padding-bottom:6px}
  .top .right .btn{height:32px}
  .hubtop{flex-wrap:wrap}
  dialog.modal.sheet{width:100vw}
}
@media (max-width:640px){
  .hdr .tabs{flex-wrap:nowrap;overflow-x:auto;gap:4px;margin:0 -14px;padding:0 14px 8px;scrollbar-width:none}
  .hdr .tabs a{flex:0 0 auto;padding:5px 10px;font-size:12.5px;border-width:1px}
  .toasts{top:auto;bottom:12px;right:12px;width:calc(100vw - 24px)}
}
/* ── 16-2 홈: 한 화면 ── */
.hstats{display:flex;gap:0;font-size:12.5px;color:var(--sub);margin-right:6px;align-items:center;white-space:nowrap}
.hstats span{padding:0 12px;border-left:1px solid var(--line)}.hstats span:first-child{border-left:0}
.hstats b{color:var(--ink)}
.hmenu{position:relative}
.hmenu>summary{list-style:none}.hmenu>summary::-webkit-details-marker{display:none}
.hmenu-pop{position:absolute;right:0;top:calc(100% + 6px);z-index:40;width:300px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 32px rgba(23,32,44,.16);padding:8px;display:grid;gap:2px}
.hmenu-pop b{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--sub);padding:8px 8px 4px}
.hmenu-pop a{padding:7px 10px;border-radius:7px;font-size:13px;color:var(--ink)}
.hmenu-pop a:hover{background:var(--line-2);text-decoration:none}
.hmenu-pop .help{padding:0 10px 4px;margin:0}
.seg{display:inline-flex;background:var(--line-2);border-radius:8px;padding:2px;gap:2px;max-width:100%;overflow-x:auto;scrollbar-width:none}
.seg button,.seg a{border:0;background:transparent;padding:3px 10px;border-radius:6px;font-size:12px;color:var(--sub);white-space:nowrap;cursor:pointer}
.seg .on{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 1px 2px rgba(23,32,44,.08)}
table.tight td,table.tight th{padding:6px 8px}
.card h2.h2-2{margin-top:12px}
.home{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);grid-template-rows:minmax(0,1.25fr) minmax(0,1fr);gap:12px;height:calc(100vh - 85px);min-height:560px}
.main:has(> .home){padding-bottom:16px}
.home>.card{display:flex;flex-direction:column;min-height:0}
.home .scroll-in{flex:1 1 auto}
.h-todo{grid-row:1}.h-side{grid-row:1 / span 1}.h-recent{grid-column:1 / -1}
.h-side .tbl-wrap{flex:0 0 auto}
.home .todo2{gap:0}
.home .todo2 .it{border:0;border-bottom:1px solid var(--line-2);border-radius:0;padding:8px 2px;gap:10px}
.home .todo2 .it:last-child{border-bottom:0}
.home .todo2 .ico{width:30px;height:30px;flex:0 0 30px;border-radius:8px}
.home .todo2 .ico .ic{width:15px;height:15px}
.home .todo2 .it .grow b{font-size:13.5px}.home .todo2 .it .grow span{font-size:12px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home .todo2 .qa{display:flex;gap:4px;flex-shrink:0;margin-left:auto}
.home .todo2 .it .grow{flex:1}
.feed.cols{columns:2;column-gap:28px}
.feed.cols li{break-inside:avoid;padding:6px 0}
.feed.cols li[hidden]{display:none}
@media (max-width:1100px){.home{height:auto;grid-template-columns:1fr;grid-template-rows:none}.h-todo,.h-side,.h-recent{grid-row:auto;grid-column:auto}.home .scroll-in{max-height:420px}.feed.cols{columns:1}}
@media (max-width:640px){table.tight td{white-space:normal}.home .todo2 .it .qa{padding-left:40px;margin-left:0}.hmenu-pop{position:fixed;left:12px;right:12px;width:auto;top:auto;bottom:12px}}
/* ── 16-2 반 '학생·일정': 요약 + 오른쪽 편집 창 ── */
.cs{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr) minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);gap:12px;align-items:stretch;height:calc(100vh - 124px);min-height:600px}
.main:has(> .cs){padding-bottom:16px}
.cs>.card{min-width:0;display:flex;flex-direction:column;min-height:0}
.cs-side{display:grid;gap:12px;align-content:start;min-width:0}
.cs-roster{grid-column:1;grid-row:2}
.cs-asgs{grid-column:2 / 4;grid-row:2}
.cs .scroll-in{flex:1 1 auto}
.cs-roster .tbl-wrap{flex:1 1 auto}
.kv{display:grid;grid-template-columns:62px minmax(0,1fr);gap:5px 10px;margin:0;font-size:13px}
.kv dt{color:var(--sub)}.kv dd{margin:0;overflow-wrap:anywhere}
.cs-qr{display:flex;gap:14px;align-items:flex-start}
.cs-qr .qr{width:96px;height:96px;flex:0 0 96px}
.cs-qr .grow{flex:1;min-width:0}
.cs-qr .url{display:block}
.cs-qr .pinmode .chk{margin:8px 0 0}
.cs-more{margin-top:6px;font-size:13px}.cs-more summary{cursor:pointer;color:var(--brand);font-size:12.5px}
.cs-more[open]{padding-bottom:4px}
.cs-cal{font-size:13px;line-height:1.7}
.cs-mv{font-size:12.5px;display:flex;gap:6px;align-items:center;color:var(--ink-2)}
.cs-mats .help{display:none}
.cs-asgs h2 .seg{margin-left:4px}
.cs-calf{display:grid;gap:14px}
dialog.modal.sheet .m-body form>.btn.pri:last-child{position:sticky;bottom:0}
@media (max-width:1200px){.cs{grid-template-columns:minmax(0,1fr) minmax(0,1fr);height:auto;min-height:0}.cs .scroll-in{max-height:520px}.cs-side{grid-column:1 / -1;grid-template-columns:1fr 1fr}.cs-roster{grid-column:1;grid-row:auto}.cs-asgs{grid-column:2;grid-row:auto}}
@media (max-width:900px){.cs{grid-template-columns:1fr}.cs-side{grid-template-columns:1fr}.cs-roster,.cs-asgs{grid-column:auto;max-height:none}.cs .scroll-in{max-height:480px}}
.cs table td{padding:5px 10px}
/* ── 16-2 채점하기: 한 화면 작업대 (세 칸이 각자 넘김, 저장 버튼은 늘 아래) ── */
.filters{margin-bottom:8px}
.lvrow{padding:7px 6px}
.lvrow .h{align-items:center;margin-bottom:5px}
.lvrow .h b{flex:1;min-width:0}
.lvrow .h .sv-h{width:58px;height:28px;padding:0 6px;text-align:center;flex:0 0 58px}
.lvrow .help{margin:-2px 0 5px!important}
.lv{gap:4px}
.lv button{padding:4px 2px;font-size:13px;min-width:44px;line-height:1.3}
.lv button small{display:inline;margin-left:4px;font-size:10.5px}
.lv button small .kbd{display:none}
.panel h2{margin-bottom:6px}
.cb-list{max-height:120px;overflow:auto}
.save-row{margin-top:10px}
@media (min-width:1201px){
  .gl{height:calc(100vh - 124px - 46px);min-height:560px;align-items:stretch;gap:12px;grid-template-columns:190px minmax(0,1fr) 360px}
  .main:has(> .gl){padding-bottom:12px}
  .gl>*{min-height:0}
  .slist-card{position:static;max-height:none;height:100%}
  .preview{overflow:auto;min-height:0;padding-right:2px}
  .pv-pdf{height:calc(100vh - 124px - 46px - 90px);min-height:420px}
  .panel{position:static;max-height:none;height:100%;display:flex;flex-direction:column;overflow-y:auto;padding-bottom:0}
  .save-row{position:sticky;bottom:0;background:#fff;margin:auto -16px 0;padding:10px 16px 12px;border-top:1px solid var(--line-2);z-index:2}
  .panel>.help:last-child{display:none}
}
.cb-h{display:flex;gap:8px;align-items:center}.cb-h b{flex:0 0 auto}.cb-h .inp{flex:1 1 auto;min-width:0;width:auto}
.rs-quiet{margin:0 0 10px;font-size:12.5px;background:var(--line-2);border-radius:8px;padding:8px 10px;color:var(--ink-2)}
/* ── 16-3 루브릭: 오른쪽 '시작하기' 한 장 ── */
.rk-box h2{flex-wrap:wrap;row-gap:8px}
.rk-seg{margin-left:auto}
.rk-lead{margin:0 0 6px;font-size:12.5px;color:var(--sub);display:flex;gap:6px;align-items:center}
.tpl-grid{display:grid;gap:6px;grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}
.tpl-grid .tpl{padding:7px 10px}
.rk ul{margin:0;padding-left:18px;line-height:1.75;font-size:var(--fs-sm)}
@media (min-width:1201px){.rk-box{position:sticky;top:110px;max-height:calc(100vh - 124px);overflow:auto}}
/* ── 16-3 채점표 ── */
.kstrip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px}
.kstrip>.card.kpi{border:0;border-radius:0;box-shadow:none;border-left:1px solid var(--line-2);padding:10px 14px}
.kstrip>.card.kpi:first-child{border-left:0}
.kstrip .kpi .n{font-size:20px}.kstrip .kpi .s{margin-top:2px}
.kstrip .dist{height:34px}
.gb-tbl{max-height:calc(100vh - 124px - 46px - 110px);overflow:auto}
.gb-tbl th{position:sticky;top:0;z-index:1}
.gb-tabs{margin:12px 0 10px}
.gb-k>.card+.card{margin-top:12px}
@media (max-width:900px){.kstrip{grid-template-columns:repeat(2,minmax(0,1fr))}.gb-tbl{max-height:none}}
/* ── 16-4 학생 카드: 한 화면 (기록은 카드 안에서 넘김) ── */
.cd-head{margin-bottom:12px;padding:10px 16px}
.main>.cd{gap:12px}.cd-main,.cd-side{gap:12px}
.cd-h3{margin:10px 0 6px}
.cd-chart{max-height:170px}
.cd-tl-i{flex-basis:96px}.cd-tl-i img{width:96px;height:96px}
.cd-work{padding:8px 0}
.cd-work .h{margin-bottom:3px}
.cd-work .ln{padding:1px 0;grid-template-columns:90px minmax(0,1fr)}
@media (min-width:1101px){
  .main>.cd{height:calc(100vh - 124px - 70px);min-height:560px;align-items:stretch}
  .main:has(> .cd){padding-bottom:12px}
  .cd-main{grid-template-rows:auto minmax(0,1fr);min-height:0}
  .cd-recs{display:flex;flex-direction:column;min-height:220px}
  .cd-recs-in{flex:1 1 auto}
  .cd-side{overflow:auto;align-content:start;min-height:0}
}
/* 비슷한 글: 긴 목록은 카드 안에서, 사진 쌍은 6건만 먼저 */
.sim-pairs{max-height:420px;overflow:auto}
.sim-morebtn{margin:8px 0 4px}
/* ── 16-4 과제 설정: 네 칸 한 줄 + 자료·이름날짜 나란히 ── */
.setgrid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.setcard{padding:12px 14px}
.sw{padding:7px 0;gap:10px}
.sw b{font-size:13.5px}.sw span.d{font-size:12px}
.sw.sub{padding-left:50px}
.set-low{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:12px;margin-top:12px;align-items:start}
@media (max-width:900px){.set-low{grid-template-columns:1fr}}
.dp-bar{height:8px;background:var(--line-2);border-radius:4px;overflow:hidden;margin-top:8px}.dp-bar i{display:block;height:100%;background:var(--brand);transition:width .4s}
/* 비슷한 글: 학생별·겹치는 글을 나란히, 각자 카드 안에서 넘김 (한 화면) */
.sim-kpis{margin-bottom:10px}
.sim-kpis .card{padding:8px 14px}
.sim-kpis .n{font-size:var(--fs-lg)}
.sim-main{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:14px;height:calc(100vh - 262px);min-height:380px;margin-bottom:14px}
.sim-main.one{grid-template-columns:minmax(0,1fr)}
.sim-main>.card{display:flex;flex-direction:column;min-height:0;margin:0}
.sim-main .scroll-in{flex:1 1 auto}
.sim-main .sim-pairs{max-height:none}
.sim-main .sim-pairs li{padding:7px 0;flex-wrap:nowrap}
.sim-main .sim-pairs .who{flex:1 1 auto;min-width:0}
.sim-main .sim-pairs .muted.num{white-space:nowrap;font-size:var(--fs-sm)}
.sim-main .sim-pairs .btn{flex:none}
@media (max-width:1100px){.sim-main{grid-template-columns:minmax(0,1fr);height:auto}.sim-main .scroll-in,.sim-main .sim-pairs{max-height:60vh}.sim-main .sim-pairs li{flex-wrap:wrap}}
@media (max-width:600px){.sim-kpis{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.sim-kpis .card{padding:6px 8px}.sim-kpis .l{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .sim-tbl th:nth-child(3),.sim-tbl td:nth-child(3),.sim-tbl .sim-bar{display:none}.sim-main .sim-pairs li{gap:4px 10px}}
@media (max-width:640px){.hstats.hide-sm{display:none}}
.msg.info{background:#e9f1fb;color:#1f4f86}
/* 16-6 휴대폰: 넓은 표는 학생·과제 한 명(개)씩 카드 줄로 — 버튼이 화면 밖으로 밀리지 않게 */
@media (max-width:640px){
  table.stack,table.stack tbody{display:block;width:100%}
  table.stack tr:has(>th){display:none}
  table.stack tr{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:10px 2px;border-bottom:1px solid var(--line-2)}
  table.stack tr:last-child{border-bottom:0}
  table.stack td{display:block;border:0!important;padding:0!important;white-space:normal!important;min-width:0!important;background:none!important}
  table.stack td.num{text-align:left}
  table.stack td.stk-full{flex:1 1 100%}
  table.stack td.stk-end{margin-left:auto}
  table.stack td.stk-full .row,table.stack td.stk-full .qa{justify-content:flex-start!important;flex-wrap:wrap!important}
  .akpi{grid-template-columns:none!important;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:6px!important;margin-bottom:10px!important}
  .akpi .kpi{padding:7px 8px}.akpi .kpi .n{font-size:19px}.akpi .kpi .l{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.akpi .kpi .s{display:none}
}
/* 16-6 휴대폰 채점: 처음엔 점수판을 접어 학생 글·작품을 먼저 보고, 손잡이·이름 줄을 누르면 펼침. 접혀도 합계·저장 버튼은 보임 */
@media (max-width:900px){
  .panel.min{max-height:none;overflow:visible;padding-bottom:0}
  .panel.min>*:not(.sheet-handle):not(h2):not(.save-row){display:none}
  .panel.min>h2{margin-bottom:0;cursor:pointer}
  .panel.min .save-row{position:static;margin:8px 0 10px;padding:0;border:0}
  .panel h2{cursor:pointer}
  .panel .save-row{position:sticky;bottom:0;background:#fff;margin:auto -16px 0;padding:10px 16px 12px;border-top:1px solid var(--line-2);z-index:2}
  .preview:has(~ .panel.min){padding-bottom:150px}
}
.ob-pick{display:none}
@media (max-width:640px){
  .ob-pick{display:flex;gap:6px;overflow-x:auto;margin:0 0 10px;padding-bottom:2px;scrollbar-width:none}
  .ob-pick .chip{flex:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px}
  .ob-pick .chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
  table.obs.one [data-c]:not(.cur){display:none}
  table.obs.one tr>:first-child{display:none}
  table.obs.one td .ob{min-width:64px;min-height:40px}
}
@media (max-width:640px){table.obs.one th,table.obs.one td{position:static!important;left:auto!important}
  table.obs.one td[data-c].cur{width:45%}table.obs.one td .ob{width:100%}}
@media (max-width:640px){.top .right{flex-wrap:wrap;overflow:visible;gap:6px}}
/* 17 같은 등급 준 작품 (채점 일관성) */
.same{margin-top:8px;padding:8px;border:1px dashed var(--line);border-radius:var(--r-sm);background:#fafbfd}
.same-h{display:flex;align-items:center;gap:6px 8px;flex-wrap:wrap;font-size:var(--fs-sm)}
.same-dist{display:inline-flex;gap:4px;margin-left:auto}
.same-dist span{padding:1px 6px;border-radius:999px;background:var(--line-2);color:var(--sub);font-size:11.5px}
.same-dist span.on{background:var(--brand);color:#fff}
.same-pin{height:24px;padding:0 8px;font-size:12px}
.same-x{border:0;background:none;font-size:18px;line-height:1;color:var(--sub);cursor:pointer;padding:0 2px}
.same-strip{display:flex;gap:6px;overflow-x:auto;margin-top:6px;padding-bottom:2px}
.same-c{flex:none;width:88px;display:flex;flex-direction:column;gap:3px;color:var(--ink);text-decoration:none}
.same-c img,.same-t{width:88px;height:88px;object-fit:cover;border-radius:6px;background:var(--paper);border:1px solid var(--line)}
.same-t{display:block;padding:6px;font-size:11px;line-height:1.35;overflow:hidden;color:var(--sub)}
.same-c.anc img,.same-c.anc .same-t{outline:2px solid #e3a008;outline-offset:1px}
.same-c small{font-size:11px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.same-none{margin:6px 0 0;font-size:var(--fs-sm)}
@media (max-width:900px){.panel:not(.min) .save-row{bottom:-16px;padding-bottom:16px}}
/* 18 주간 정리 */
.wk{display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:14px;align-items:start}
.wk-c{display:flex;flex-direction:column;max-height:calc(100vh - 150px)}
.wk-c .scroll-in{flex:1 1 auto}
.wk-asg{list-style:none;margin:0 0 10px;padding:0;display:grid;gap:6px}
.wk-asg li{display:flex;flex-wrap:wrap;gap:2px 10px;align-items:baseline;font-size:var(--fs-sm)}
.wk-n{margin-left:auto}.wk-n .bad{color:var(--none)}
.wk-tbl td:nth-child(3){white-space:normal}
.wk-sub{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center;margin-top:10px;font-size:var(--fs-sm)}
.wk-sub b{display:inline-flex;align-items:center;gap:4px}
@media (max-width:640px){.wk{grid-template-columns:1fr}.wk-c{max-height:none}}
@media print{.side,.hdr .right,.menu-btn,.wk-c .more,.help{display:none!important}.wk{grid-template-columns:1fr}.wk-c{max-height:none;break-inside:avoid;box-shadow:none}.wk-c .scroll-in{overflow:visible}}
/* 19 감상평 모아 보기 · 자동 거르기 */
#rv-m.late{color:var(--late)}
.rv-k{display:flex;flex-wrap:wrap;gap:4px 18px;margin:0 0 12px;font-size:var(--fs-sm);color:var(--sub)}
.rv-k b{color:var(--ink);font-size:var(--fs-md)}.rv-k .bad,.rv-k .bad b{color:var(--none)}
.rv-flag{margin-bottom:14px;border-color:#f1c4c4}
.rv-fl{padding:10px 0;border-top:1px solid var(--line-2)}.rv-fl:first-of-type{border-top:0}
.rv-fl-h{display:flex;flex-wrap:wrap;gap:4px 8px;align-items:center;font-size:var(--fs-sm)}
.rv-fl-t{margin:6px 0 8px;line-height:1.6}.rv-fl-t mark{background:#fde2e2;color:var(--none);border-radius:3px;padding:0 2px}
.rv-fl.worry .rv-fl-t mark{background:var(--late-bg);color:var(--late)}
.rv-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:14px;align-items:start}
.rv-main{display:flex;flex-direction:column;max-height:calc(100vh - 200px)}.rv-main .scroll-in{flex:1 1 auto}
.rv-main .rv-stu{padding:8px 0;border-top:1px solid var(--line-2);box-shadow:none;border-radius:0}.rv-main .rv-stu:first-child{border-top:0}
.rv-side{display:grid;gap:14px}
.rv-none{display:flex;flex-wrap:wrap;gap:4px 10px;margin:0;font-size:var(--fs-sm)}
@media (max-width:900px){.rv-grid{grid-template-columns:1fr}.rv-main{max-height:none}}
/* 21 살펴볼 학생 */
.wt-rule{margin:-4px 0 12px}
.wt-row{display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:center;padding:8px 0;border-top:1px solid var(--line-2)}
.wt-row .wt-facts{grid-column:1/-1;grid-row:2}
.wt-row:first-child{border-top:0}.wt-row.seen{opacity:.55}
.wt-who{display:flex;flex-wrap:wrap;gap:2px 8px;align-items:baseline;font-size:var(--fs-sm)}
.wt-facts{display:flex;flex-wrap:wrap;gap:4px 6px}
.wt-f{font-size:12.5px;border-radius:6px;padding:2px 8px;background:var(--line-2)}
.wt-miss{background:var(--none-bg)}.wt-miss b{color:var(--none)}
.wt-late{background:var(--late-bg)}.wt-late b{color:var(--late)}
.wt-drop{background:var(--re-bg)}.wt-drop b{color:var(--re)}
.wt-memo{border-top:1px dashed var(--line);padding-top:8px}
/* 21 학생 카드: 살펴볼 점 · 날짜순 기록 */
.cd-look{display:flex;flex-wrap:wrap;gap:4px 6px;align-items:center;margin-top:8px;font-size:var(--fs-sm)}
.cd-look>b{display:inline-flex;align-items:center;gap:4px;margin-right:4px}
.cd-view{vertical-align:middle}.cd-view .cnt{font-size:11px;margin-left:2px}
.cd-ev{list-style:none;margin:0;padding:0}
.cd-ev li{display:grid;grid-template-columns:62px 66px minmax(0,1fr);gap:2px 10px;align-items:baseline;padding:6px 0;border-top:1px solid var(--line-2);font-size:var(--fs-sm)}
.cd-ev li:first-child{border-top:0}
.cd-ev .d{color:var(--sub);white-space:nowrap}
.cd-ev .k{font-size:12px;font-weight:700;color:var(--sub)}
.cd-ev .v{white-space:pre-wrap;overflow-wrap:anywhere}
.cd-ev .ev-sub .k{color:var(--ok)}.cd-ev .ev-re .k{color:var(--re)}.cd-ev .ev-grade .k{color:var(--brand,#1f4f86)}
.cd-ev .ev-note .k,.cd-ev .ev-redo .k{color:var(--late)}.cd-ev .ev-obs .k,.cd-ev .ev-counsel .k{color:#6d3a8f}
@media (max-width:640px){.cd-ev li{grid-template-columns:54px minmax(0,1fr)}.cd-ev .v{grid-column:1/-1}}
.wt-mass{flex-direction:column;align-items:flex-start;background:var(--late-bg);border-radius:8px;padding:8px 10px;margin:0 0 8px}
.au-tbl{min-width:760px}.au-tbl td{vertical-align:top}.au-tbl .au-d{white-space:normal;min-width:260px;font-size:var(--fs-sm)}
/* 21-6 NAS 폴더에서 가져오기 */
.im-lead{margin:-4px 0 12px}
.im{display:grid;grid-template-columns:260px minmax(0,1fr);gap:14px;align-items:start}
.im-side{display:flex;flex-direction:column;max-height:calc(100vh - 190px)}
.im-crumb{font-size:var(--fs-sm);margin-bottom:8px;word-break:break-all}
.im-dirs{list-style:none;margin:0;padding:0;flex:1 1 auto}
.im-dirs li a{display:flex;gap:6px;align-items:center;padding:6px 4px;border-radius:6px;font-size:var(--fs-sm)}
.im-dirs li a:hover{background:var(--line-2)}
.im-main .tbl-wrap{max-height:calc(100vh - 380px)}
.im-tbl td{vertical-align:middle}.im-f{white-space:normal;word-break:break-all;min-width:200px}
.im-need td{background:#fff8e6}
.im-opts{display:grid;gap:6px;margin:12px 0;font-size:var(--fs-sm)}
.im-opts label{display:flex;gap:6px;align-items:baseline;flex-wrap:wrap}
.im-main .bad{color:var(--none)}
@media (max-width:900px){.im{grid-template-columns:1fr}.im-side{max-height:40vh}.im-main .tbl-wrap{max-height:none}}
.im-foot{display:flex;gap:8px;justify-content:flex-end}