/* 지인학원 문제은행 웹 시험판 — 선생님용 데스크톱 화면 + A4 인쇄 시험지 */
:root {
  --bg: #f3f5f8;
  --panel: #ffffff;
  --panel-2: #f8f9fb;
  --ink: #18202e;
  --muted: #5d6779;
  --faint: #8a93a3;
  --line: #dde2ea;
  --line-strong: #c5ccd8;
  --pen: #2346a8;          /* 주 색: 파란 펜 */
  --pen-soft: #e8edfa;
  --pencil: #c43a2f;       /* 경고·D-day 가까움 */
  --amber: #b86e00;
  --ok: #2e7a4c;
  --easy: #2e7a4c;
  --mid: #2346a8;
  --hard: #c43a2f;
  --shadow: 0 1px 2px rgba(20, 30, 50, .06), 0 4px 14px rgba(20, 30, 50, .06);
  --radius: 10px;
  --font: 'Pretendard', 'Pretendard Variable', 'Apple SD Gothic Neo', 'Malgun Gothic', '맑은 고딕', system-ui, sans-serif;
  --mono: 'Cascadia Mono', Consolas, ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10151e; --panel: #171e2a; --panel-2: #1c2433; --ink: #e5e9f0; --muted: #a2acbd; --faint: #7d8798;
    --line: #2a3342; --line-strong: #3a4558; --pen: #86a3f2; --pen-soft: #22304f; --pencil: #ef7d72; --amber: #e0a23a;
    --ok: #63c18a; --easy: #63c18a; --mid: #86a3f2; --hard: #ef7d72; --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 18px rgba(0,0,0,.25);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #10151e; --panel: #171e2a; --panel-2: #1c2433; --ink: #e5e9f0; --muted: #a2acbd; --faint: #7d8798;
  --line: #2a3342; --line-strong: #3a4558; --pen: #86a3f2; --pen-soft: #22304f; --pencil: #ef7d72; --amber: #e0a23a;
  --ok: #63c18a; --easy: #63c18a; --mid: #86a3f2; --hard: #ef7d72; --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 18px rgba(0,0,0,.25);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 14px; line-height: 1.55; }
a { color: var(--pen); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--pen); outline-offset: 2px; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }

/* 머리띠 */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 22px; height: 56px; padding: 0 20px;
  background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none !important; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--pen); color: #fff; font-weight: 800; }
.brand-name { font-weight: 700; font-size: 16px; }
.brand-tag { font-size: 11.5px; color: var(--pen); background: var(--pen-soft); border-radius: 999px; padding: 1px 8px; font-weight: 600; }
.nav { display: flex; gap: 4px; min-width: 0; overflow-x: auto; }
.nav a { padding: 7px 12px; border-radius: 8px; color: var(--muted); font-weight: 600; white-space: nowrap; text-decoration: none; }
.nav a:hover { background: var(--panel-2); color: var(--ink); }
.nav a.on { background: var(--pen-soft); color: var(--pen); }
.nav-badge { display: inline-block; min-width: 20px; padding: 0 6px; margin-left: 4px; border-radius: 999px; background: var(--pen); color: #fff; font-size: 11.5px; text-align: center; }
.topbar-note { margin-left: auto; font-size: 12px; color: var(--faint); white-space: nowrap; }
@media (max-width: 980px) { .topbar-note { display: none; } }

.main { padding: 22px 24px 60px; max-width: 1560px; margin: 0 auto; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 22px; letter-spacing: -.01em; }
.page-head p { margin: 4px 0 0; color: var(--muted); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.card-h h2 { margin: 0; font-size: 15px; }
.card-b { padding: 14px 16px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.small { font-size: 12.5px; }

/* 버튼·칩 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 34px; padding: 0 14px; border-radius: 8px;
  border: 1px solid var(--line-strong); background: var(--panel); cursor: pointer; font-weight: 600; white-space: nowrap; }
.btn:hover { border-color: var(--pen); color: var(--pen); }
.btn.primary { background: var(--pen); border-color: var(--pen); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.small { height: 28px; padding: 0 10px; font-size: 12.5px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { height: 30px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--panel); cursor: pointer; font-weight: 600; font-size: 13px; }
.chip:hover { border-color: var(--pen); }
.chip.on { background: var(--pen); border-color: var(--pen); color: #fff; }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: var(--panel); padding: 6px 12px; cursor: pointer; font-weight: 600; font-size: 13px; }
.seg button + button { border-left: 1px solid var(--line-strong); }
.seg button.on { background: var(--pen); color: #fff; }
.input { height: 34px; padding: 0 10px; border-radius: 8px; border: 1px solid var(--line-strong); background: var(--panel); min-width: 0; }
.input:focus { border-color: var(--pen); outline: none; }
label.check { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }

.diff { display: inline-flex; align-items: center; justify-content: center; min-width: 30px; height: 20px; padding: 0 6px; border-radius: 5px;
  font-size: 11.5px; font-weight: 700; border: 1px solid currentColor; }
.diff.easy { color: var(--easy); } .diff.mid { color: var(--mid); } .diff.hard { color: var(--hard); } .diff.none { color: var(--faint); border-style: dashed; }
.tag { display: inline-block; font-size: 11.5px; padding: 1px 7px; border-radius: 5px; background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.tag.exam, .tag.mock { color: var(--pencil); border-color: color-mix(in srgb, var(--pencil) 35%, transparent); background: color-mix(in srgb, var(--pencil) 8%, transparent); }
.dday { display: inline-block; min-width: 46px; text-align: center; font-weight: 700; font-size: 12px; padding: 2px 6px; border-radius: 6px; background: var(--panel-2); color: var(--muted); }
.dday.hot { background: color-mix(in srgb, var(--pencil) 14%, transparent); color: var(--pencil); }
.dday.warm { background: color-mix(in srgb, var(--amber) 16%, transparent); color: var(--amber); }
.dday.now { background: var(--pencil); color: #fff; }
.empty { padding: 40px 16px; text-align: center; color: var(--faint); }
.loading { padding: 40px; text-align: center; color: var(--faint); }
.err { padding: 14px 16px; border-radius: 8px; background: color-mix(in srgb, var(--pencil) 10%, transparent); color: var(--pencil); }

/* 홈 */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.stat { padding: 16px 18px; }
.stat .k { color: var(--muted); font-size: 12.5px; font-weight: 600; }
.stat .v { font-size: 28px; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat .s { color: var(--faint); font-size: 12px; }
.home-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 18px; align-items: start; }
@media (max-width: 1000px) { .home-grid { grid-template-columns: minmax(0, 1fr); } }
.colrow { display: grid; grid-template-columns: 130px minmax(0, 1fr) 84px 80px; align-items: center; gap: 12px; padding: 9px 16px; cursor: pointer; border-bottom: 1px solid var(--line); }
.colrow:last-child { border-bottom: 0; }
.colrow:hover { background: var(--panel-2); }
.colrow .name { font-weight: 700; }
.bar { height: 10px; border-radius: 5px; background: var(--panel-2); overflow: hidden; display: flex; }
.bar i { display: block; height: 100%; }
.bar .b-exam { background: var(--pencil); opacity: .75; }
.bar .b-book { background: var(--pen); opacity: .75; }
.colrow .num { text-align: right; font-variant-numeric: tabular-nums; font-weight: 700; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.exam-row { display: grid; grid-template-columns: 54px minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 9px 16px; border-bottom: 1px solid var(--line); }
.exam-row:last-child { border-bottom: 0; }
.exam-row .t { font-weight: 700; }
.quick { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
@media (max-width: 900px) { .quick { grid-template-columns: minmax(0, 1fr); } }
.quick a { display: block; padding: 16px 18px; color: var(--ink); text-decoration: none; }
.quick a:hover { border-color: var(--pen); }
.quick b { display: block; font-size: 15px; margin-bottom: 2px; }

/* 목차 트리 */
.split { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 16px; align-items: start; }
.split.with-preview { grid-template-columns: 300px minmax(0, 1fr) 380px; }
@media (max-width: 1250px) { .split.with-preview { grid-template-columns: 280px minmax(0, 1fr); } .split.with-preview .preview { grid-column: 1 / -1; } }
.side { position: sticky; top: 72px; max-height: calc(100vh - 90px); display: flex; flex-direction: column; overflow: hidden; }
.side-top { padding: 12px; border-bottom: 1px solid var(--line); display: grid; gap: 8px; }
.tree { overflow-y: auto; padding: 6px 0 10px; }
.unit-h { display: flex; align-items: center; gap: 6px; width: 100%; padding: 7px 12px; border: 0; background: none; cursor: pointer; text-align: left; font-weight: 700; }
.unit-h:hover { background: var(--panel-2); }
.unit-h .caret { width: 14px; color: var(--faint); flex: none; transition: transform .15s; }
.unit-h.open .caret { transform: rotate(90deg); }
.unit-h .cnt { margin-left: auto; color: var(--faint); font-weight: 600; font-size: 12px; }
.type-r { display: grid; grid-template-columns: auto 46px minmax(0, 1fr) auto; align-items: center; gap: 6px; width: 100%; padding: 5px 12px 5px 30px;
  border: 0; background: none; cursor: pointer; text-align: left; font-size: 13px; }
.type-r:hover { background: var(--panel-2); }
.type-r.on { background: var(--pen-soft); }
.type-r .code { font-family: var(--mono); color: var(--muted); font-size: 12px; }
.type-r .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.type-r .cnt { color: var(--faint); font-size: 12px; white-space: nowrap; }
.type-r .star { color: var(--pencil); font-size: 11px; margin-left: 4px; }
.type-r.zero { opacity: .5; }
.tree input[type=checkbox] { margin: 0; accent-color: var(--pen); }
.unit-h input[type=checkbox] { margin-right: 2px; }

/* 문항 격자 */
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.toolbar .grow { flex: 1; }
.tb-label { font-size: 12px; color: var(--muted); font-weight: 700; margin-right: 2px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; padding: 14px; }
.qcard { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); cursor: pointer; overflow: hidden; text-align: left; padding: 0; }
.qcard:hover { border-color: var(--pen); }
.qcard.sel { outline: 2px solid var(--pen); outline-offset: -1px; }
.qcard.in-basket { border-color: var(--ok); }
.thumb { flex: none; height: 150px; background: #fff; display: flex; align-items: flex-start; justify-content: center; overflow: hidden; border-bottom: 1px solid var(--line); }
.thumb img { max-width: 100%; max-height: 100%; object-fit: contain; object-position: top; }
.qmeta { display: flex; align-items: center; gap: 6px; padding: 7px 9px 3px; }
.qmeta .code { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.qmeta .basket-mark { margin-left: auto; color: var(--ok); font-weight: 700; font-size: 12px; }
.qsrc { padding: 0 9px 8px; font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.more { display: flex; justify-content: center; padding: 4px 14px 18px; }

/* 미리보기 */
.preview { position: sticky; top: 72px; max-height: calc(100vh - 90px); overflow-y: auto; }
.pv-img { background: #fff; padding: 12px; border-bottom: 1px solid var(--line); }
.pv-img img { max-width: 100%; display: block; margin: 0 auto; }
.kv { display: grid; grid-template-columns: 74px minmax(0, 1fr); gap: 6px 10px; font-size: 13px; }
.kv dt { color: var(--muted); font-weight: 600; }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.ans { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; }
.ans .st { font-size: 11.5px; font-weight: 600; padding: 1px 7px; border-radius: 5px; }
.ans .st.ok { color: var(--ok); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.ans .st.ai { color: var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); }
.textbox { font-size: 12.5px; color: var(--muted); background: var(--panel-2); border-radius: 8px; padding: 8px 10px; white-space: pre-wrap; max-height: 140px; overflow-y: auto; }

/* 시험지 만들기 */
.stepper { display: flex; gap: 6px; }
.stepper button { display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: 6px 14px 6px 6px; cursor: pointer; font-weight: 700; color: var(--muted); }
.stepper .n { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--panel-2); font-size: 12px; }
.stepper button.on { border-color: var(--pen); color: var(--pen); }
.stepper button.on .n { background: var(--pen); color: #fff; }
.stepper button:disabled { opacity: .5; cursor: default; }
.cond { display: grid; gap: 18px; padding: 16px; }
.cond h3 { margin: 0 0 8px; font-size: 13px; color: var(--muted); }
.range { display: flex; align-items: center; gap: 12px; }
.range input[type=range] { flex: 1; accent-color: var(--pen); }
.range .v { min-width: 56px; text-align: right; font-weight: 800; font-size: 18px; font-variant-numeric: tabular-nums; }
.footer-bar { position: sticky; bottom: 0; display: flex; align-items: center; gap: 12px; padding: 12px 16px; margin-top: 16px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.footer-bar .grow { flex: 1; }
.footer-bar b { font-size: 16px; }
.exam-strip { display: flex; gap: 6px; flex-wrap: wrap; }
.exam-chip { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line-strong); background: var(--panel); border-radius: 999px; padding: 3px 10px 3px 4px; cursor: pointer; font-size: 12.5px; }
.exam-chip:hover { border-color: var(--pen); }
.exam-chip .dday { min-width: 0; padding: 1px 6px; border-radius: 999px; }

.compose { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 16px; align-items: start; }
.typelist { display: grid; }
.typelist button { display: grid; grid-template-columns: 52px minmax(0, 1fr) auto; gap: 6px; align-items: center; padding: 7px 12px; border: 0; border-bottom: 1px solid var(--line); background: none; text-align: left; cursor: pointer; font-size: 13px; }
.typelist button:hover { background: var(--panel-2); }
.typelist button.on { background: var(--pen-soft); }
.typelist .code { font-family: var(--mono); color: var(--muted); font-size: 12px; }
.typelist .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cands { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: max-content; align-content: start; gap: 8px; padding: 10px; flex: 1 1 auto; min-height: 220px; overflow-y: auto; border-top: 1px solid var(--line); }
.cands .qcard .thumb { height: 100px; }
.picked { display: grid; gap: 8px; padding: 12px; }
.pitem { display: grid; grid-template-columns: 34px 180px minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 8px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.pitem .no { font-size: 20px; font-weight: 800; color: var(--faint); text-align: center; font-variant-numeric: tabular-nums; }
.pitem .thumb { height: 86px; border: 1px solid var(--line); border-radius: 6px; }
.pitem .info { min-width: 0; display: grid; gap: 3px; }
.pitem .info .t { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pitem .ctl { display: flex; gap: 4px; }
.pitem.flash { animation: flash 1s; }
@keyframes flash { from { background: var(--pen-soft); } to { background: var(--panel); } }
.group-h { font-size: 12.5px; font-weight: 700; color: var(--pen); padding: 6px 2px 0; }
.summary { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
@media (max-width: 900px) { .summary { grid-template-columns: minmax(0, 1fr); } }
.dbar { display: flex; height: 26px; border-radius: 6px; overflow: hidden; border: 1px solid var(--line); }
.dbar i { display: grid; place-items: center; font-style: normal; font-size: 11.5px; font-weight: 700; color: #fff; min-width: 0; }
.dbar .easy { background: var(--easy); } .dbar .mid { background: var(--mid); } .dbar .hard { background: var(--hard); } .dbar .none { background: var(--faint); }
.form-row { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 10px; align-items: center; margin-bottom: 12px; }
.form-row > span { color: var(--muted); font-weight: 600; font-size: 13px; }

/* 시험지 은행 */
.pb { display: grid; grid-template-columns: 440px minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 1100px) { .pb { grid-template-columns: minmax(0, 1fr); } }
.pb-list { position: sticky; top: 72px; }
.plist { max-height: calc(100vh - 290px); overflow-y: auto; }
.prow { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); cursor: pointer; }
.prow:hover { background: var(--panel-2); }
.prow.on { background: var(--pen-soft); }
.prow .t { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.prow .m { font-size: 12px; color: var(--muted); }
.prow .n { grid-row: 1 / 3; grid-column: 2; align-self: center; text-align: right; font-size: 12px; color: var(--muted); }
.pitems { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; padding: 14px; }
.pitems .qcard .thumb { height: 120px; }
.pitems .qcard.untyped { opacity: .55; }
.lab { font-weight: 800; color: var(--muted); font-variant-numeric: tabular-nums; }

/* 시험 달력 */
.cal { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
@media (max-width: 1100px) { .cal { grid-template-columns: minmax(0, 1fr); } }
.month { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); }
.month .dow { padding: 8px; text-align: center; font-size: 12px; font-weight: 700; color: var(--muted); border-bottom: 1px solid var(--line); }
.month .dow.sun { color: var(--pencil); }
.day { min-height: 104px; padding: 6px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.day:nth-child(7n) { border-right: 0; }
.day .dn { font-size: 12px; font-weight: 700; color: var(--muted); }
.day.out { background: var(--panel-2); }
.day.out .dn { color: var(--faint); opacity: .6; }
.day.today .dn { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--pen); color: #fff; }
.ev { font-size: 11.5px; padding: 1px 6px; border-radius: 4px; background: var(--pen-soft); color: var(--pen); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; border: 0; text-align: left; }
.ev.hi { background: var(--pencil); color: #fff; }
.ev-more { font-size: 11px; color: var(--faint); }

/* 알림 */
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); background: var(--ink); color: var(--panel); padding: 10px 18px; border-radius: 10px; box-shadow: var(--shadow); z-index: 50; font-weight: 600; }

/* ───────────── 시험지(인쇄) ───────────── */
.sheet-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin: 0 auto 16px; max-width: 210mm; }
.sheet-tools .grow { flex: 1; }
.sheet { width: 210mm; min-height: 297mm; margin: 0 auto; padding: 14mm 12mm 16mm; background: #fff; color: #111; box-shadow: var(--shadow); font-family: var(--font); }
.sheet-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 10mm; padding-bottom: 4mm; border-bottom: 2.2pt solid #1f3b8f; margin-bottom: 1.2mm; }
.sheet-head .brand-l { font-size: 9pt; font-weight: 700; color: #1f3b8f; letter-spacing: .08em; }
.sheet-head h1 { margin: 1mm 0 0; font-size: 17pt; line-height: 1.25; letter-spacing: -.01em; }
.sheet-head .meta { font-size: 9pt; color: #555; margin-top: 1mm; }
.sheet-head .who { display: grid; gap: 2mm; font-size: 10pt; min-width: 52mm; }
.sheet-head .who span { display: flex; gap: 3mm; align-items: flex-end; }
.sheet-head .who span::after { content: ''; flex: 1; border-bottom: .6pt solid #888; height: 1em; }
.sheet-rule2 { border-bottom: .6pt solid #1f3b8f; margin-bottom: 6mm; }
.sheet-body { column-count: 2; column-gap: 9mm; column-rule: .5pt solid #c9cfda; }
.sheet.cols-1 .sheet-body { column-count: 1; }
.sq { break-inside: avoid; page-break-inside: avoid; margin-bottom: 10mm; }
.sheet.space-wide .sq { margin-bottom: 26mm; }
.sheet.space-tight .sq { margin-bottom: 5mm; }
.sq-h { display: flex; align-items: baseline; gap: 2.5mm; margin-bottom: 1.5mm; }
.sq-no { font-size: 17pt; font-weight: 800; color: #9aa1ad; line-height: 1; font-variant-numeric: tabular-nums; }
.sq-dots { font-size: 7pt; letter-spacing: .5pt; color: #1f3b8f; }
.sq-code { font-size: 7.5pt; color: #777; font-family: var(--mono); }
.sq img { display: block; max-width: 100%; height: auto; }
.sq-group { break-after: avoid; page-break-after: avoid; font-size: 9pt; font-weight: 700; color: #1f3b8f; border-left: 2pt solid #1f3b8f; padding-left: 2mm; margin: 0 0 3mm; }
.sheet.no-code .sq-code { display: none; }
.answers { break-before: page; page-break-before: always; padding-top: 2mm; }
.answers h2 { font-size: 13pt; margin: 0 0 4mm; padding-bottom: 2mm; border-bottom: 1.2pt solid #1f3b8f; }
.ans-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: .5pt solid #ccc; border-left: .5pt solid #ccc; }
.ans-grid div { display: flex; gap: 2mm; padding: 2mm 2.5mm; border-right: .5pt solid #ccc; border-bottom: .5pt solid #ccc; font-size: 10pt; min-width: 0; overflow-wrap: anywhere; }
.ans-grid b { color: #888; font-variant-numeric: tabular-nums; }
.ans-note { margin-top: 3mm; font-size: 8.5pt; color: #777; }

@page { size: A4; margin: 12mm 12mm 14mm; }
@media print {
  body { background: #fff; }
  .topbar, .sheet-tools, .toast { display: none !important; }
  .main { padding: 0; max-width: none; }
  .sheet { box-shadow: none; margin: 0; padding: 0; width: auto; min-height: 0; }
}

/* ───────────── 2026-10-04 매쓰홀릭 보고서 반영분 ───────────── */
.lvl-h { padding: 8px 16px 4px; font-size: 11.5px; font-weight: 800; letter-spacing: .08em; color: var(--faint); border-bottom: 1px solid var(--line); background: var(--panel-2); }
.tgroup { padding: 5px 12px 2px 30px; font-size: 11.5px; font-weight: 700; color: var(--faint); font-family: var(--mono); }
.type-r.sub { padding-left: 44px; }
.type-r.sub .code { font-size: 11.5px; }
.chip .cc { margin-left: 5px; font-size: 11px; font-weight: 600; opacity: .7; font-variant-numeric: tabular-nums; }
.chip.on .cc { opacity: .9; }
.cond-row { display: flex; flex-wrap: wrap; gap: 18px 36px; }
.save-st { font-size: 12px; font-weight: 700; color: var(--ok); }
.save-st.dirty { color: var(--amber); }
.group-h { display: flex; align-items: center; gap: 10px; }
.grp-orig { display: inline-flex; width: 150px; height: 56px; background: #fff; border: 1px dashed var(--line-strong); border-radius: 6px; overflow: hidden; flex: none; }
.grp-orig img { max-width: 100%; max-height: 100%; object-fit: contain; object-position: top left; }
.checks { display: flex; gap: 8px 16px; flex-wrap: wrap; }
.pfilters { gap: 8px 12px; padding-top: 8px; padding-bottom: 8px; }
.pf { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--muted); }
.pf .input { height: 30px; padding: 0 6px; }
.prow .star, .card-h .star { color: var(--amber); }
.qcard.untyped { opacity: .6; }
.qcard.untyped.in-basket { opacity: 1; }
.srow { display: grid; grid-template-columns: minmax(0, 1fr) 220px auto; gap: 8px 18px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.srow:last-child { border-bottom: 0; }
.srow .s-main { min-width: 0; }
.srow .s-main b { font-size: 14.5px; }
.srow .s-act { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.srow .dbar { height: 18px; }
.srow .dbar i { font-size: 10.5px; }
@media (max-width: 1000px) { .srow { grid-template-columns: minmax(0, 1fr); } .srow .s-act { justify-content: flex-start; } }
.sheet-tools .check { font-size: 12.5px; }
.sheet-hint { max-width: 210mm; margin: -8px auto 12px; }
.sq-pts { font-size: 8.5pt; color: #555; }
.sheet.print-q .answers { display: none; }
.sheet.print-a .sheet-head, .sheet.print-a .sheet-rule2, .sheet.print-a .sheet-body { display: none; }
.sheet.print-a .answers { break-before: auto; page-break-before: auto; }
@media print { .sheet-hint { display: none !important; } }

/* ───────────── 2026-10-04 2차: 전체 반영(왼쪽 메뉴·대단원/중단원·교재·학교 대비·학생·채점·수업 화면) ───────────── */
.layout { display: grid; grid-template-columns: 188px minmax(0, 1fr); align-items: start; }
.side-nav { position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto; padding: 14px 10px 30px; border-right: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; gap: 2px; }
.side-nav a { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 7px 10px; border-radius: 8px; color: var(--muted); font-weight: 600; text-decoration: none; }
.side-nav a:hover { background: var(--panel-2); color: var(--ink); }
.side-nav a.on { background: var(--pen-soft); color: var(--pen); }
.nav-g { margin: 12px 10px 4px; font-size: 11px; font-weight: 800; letter-spacing: .1em; color: var(--faint); }
.nav-badge.warn { background: var(--amber); }
.main { max-width: none; margin: 0; padding: 22px 24px 60px; min-width: 0; }
@media (max-width: 900px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .side-nav { position: static; height: auto; flex-direction: row; flex-wrap: nowrap; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 8px; }
  .nav-g { display: none; }
  .side-nav a { white-space: nowrap; }
}
a.stat.link { color: inherit; text-decoration: none; }
a.stat.link:hover { border-color: var(--pen); }
.note { padding: 10px 14px; margin-bottom: 14px; border-radius: 9px; background: color-mix(in srgb, var(--amber) 10%, transparent); border: 1px solid color-mix(in srgb, var(--amber) 30%, transparent); font-size: 13px; }
.tag.rep { color: #7a3fb0; border-color: color-mix(in srgb, #7a3fb0 35%, transparent); background: color-mix(in srgb, #7a3fb0 9%, transparent); }
.tag.new { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: color-mix(in srgb, var(--ok) 10%, transparent); }
.tag.warn { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 40%, transparent); background: color-mix(in srgb, var(--amber) 10%, transparent); }
.rep-dot { display: inline-grid; place-items: center; width: 15px; height: 15px; border-radius: 4px; font-size: 9.5px; font-weight: 800; color: #7a3fb0; background: color-mix(in srgb, #7a3fb0 12%, transparent); vertical-align: 1px; }
.chip.hard { border-style: dashed; }

/* 대단원 → 중단원 목차 */
.big-h, .mid-h { display: flex; align-items: center; gap: 6px; width: 100%; border: 0; background: none; cursor: pointer; text-align: left; }
.big-h { padding: 8px 12px; font-weight: 800; font-size: 13.5px; }
.big-h:hover, .mid-h:hover { background: var(--panel-2); }
.big-h .caret, .mid-h .caret { width: 14px; color: var(--faint); flex: none; transition: transform .15s; }
.big-h.open .caret, .mid-h.open .caret { transform: rotate(90deg); }
.big-h .cnt, .mid-h .cnt { margin-left: auto; color: var(--faint); font-weight: 600; font-size: 12px; }
.mid-h { padding: 6px 12px 6px 22px; font-weight: 700; font-size: 13px; }
.mid-h.empty { opacity: .5; }
.mid-nm { min-width: 0; display: flex; flex-direction: column; }
.mno { font-family: var(--mono); color: var(--muted); font-weight: 600; font-size: 12px; }
.utag { font-size: 11px; font-weight: 600; color: var(--faint); }
.sub-h { padding: 5px 12px 2px 40px; font-size: 11.5px; font-weight: 700; color: var(--muted); }
.mid .type-r { padding-left: 40px; }
.mid .type-r.sub { padding-left: 54px; }
.mid .tgroup { padding-left: 40px; }
.big-h input, .mid-h input { margin: 0 2px 0 0; accent-color: var(--pen); }
.minibar { display: inline-flex; width: 34px; height: 6px; border-radius: 3px; overflow: hidden; background: var(--panel-2); margin-right: 6px; vertical-align: 1px; }
.minibar i { display: block; height: 100%; }
.minibar .easy { background: var(--easy); } .minibar .mid { background: var(--mid); } .minibar .hard { background: var(--hard); } .minibar .none { background: var(--line-strong); }
.type-r .cnt { display: inline-flex; align-items: center; }

/* 열람의 대표문제 줄 */
.rep-strip { padding: 10px 14px 0; }
.rep-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; margin-top: 6px; }
.qcard.rep { border-color: color-mix(in srgb, #7a3fb0 40%, var(--line)); }

/* 시험지 만들기 보탬 */
.quota { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.quota label { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 13px; }
.quota .input { width: 64px; }
.diffdot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.diffdot.easy { background: var(--easy); } .diffdot.mid { background: var(--mid); } .diffdot.hard { background: var(--hard); } .diffdot.none { background: var(--faint); }
.exam-chip { text-decoration: none !important; color: inherit; }
.mini-sheet { column-count: 2; column-gap: 18px; background: #fff; color: #111; padding: 16px; border-radius: 8px; border: 1px solid var(--line); }
.mini-sheet.cols-1 { column-count: 1; }
.ms-q { break-inside: avoid; margin-bottom: 18px; }
.ms-h { display: flex; align-items: center; gap: 6px; margin-bottom: 4px; flex-wrap: wrap; }
.ms-h b { font-size: 16px; color: #9aa1ad; }
.ms-h .ctl { margin-left: auto; }
.ms-h .btn { background: #fff; color: #333; }
.ms-q img { max-width: 100%; display: block; }
.ms-q.flash { animation: flash 1s; }

/* 교재·교과서 */
.page-h { padding: 12px 14px 0; font-weight: 800; }

/* 학교 대비 */
.prow.match { background: color-mix(in srgb, var(--ok) 6%, transparent); }
.prow .n .btn { margin-top: 2px; }
.prep-c { padding: 10px 0; border-bottom: 1px solid var(--line); }
.prep-c:last-of-type { border-bottom: 0; }
.analysis { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 16px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
@media (max-width: 1100px) { .analysis { grid-template-columns: minmax(0, 1fr); } }
.newtypes { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }

/* 만든 시험지 */
.pin { border: 0; background: none; cursor: pointer; font-size: 15px; color: var(--line-strong); padding: 0 2px; }
.pin.on { color: var(--amber); }
.srow { grid-template-columns: minmax(0, 1fr) 200px auto; }

/* 표 */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { padding: 8px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.tbl th { font-size: 12px; color: var(--muted); font-weight: 700; background: var(--panel-2); }
.tbl td .btn { margin-right: 4px; }
.rate.good, .pc.good { color: var(--ok); } .rate.mid, .pc.mid { color: var(--amber); } .rate.bad, .pc.bad { color: var(--pencil); }
.rate { font-weight: 700; font-variant-numeric: tabular-nums; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.form-grid label { display: grid; gap: 4px; font-size: 12.5px; font-weight: 700; color: var(--muted); }
.prog th.today { color: var(--pen); }
.prog td.pc { text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; }

/* 채점 */
.grade-wrap { overflow-x: auto; }
table.grade { border-collapse: collapse; font-size: 13px; min-width: 100%; }
.grade th, .grade td { border-bottom: 1px solid var(--line); padding: 5px 4px; text-align: center; white-space: nowrap; }
.grade th { font-size: 12px; color: var(--muted); background: var(--panel-2); }
.grade .g-name { text-align: left; padding: 6px 12px; position: sticky; left: 0; background: var(--panel); z-index: 1; min-width: 120px; }
.grade thead .g-name { background: var(--panel-2); }
.grade .g-ans th { font-weight: 500; }
.mk { width: 30px; height: 28px; border-radius: 6px; border: 1px solid var(--line-strong); background: var(--panel); cursor: pointer; font-weight: 800; }
.mk.o { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); border-color: var(--ok); }
.mk.x { background: color-mix(in srgb, var(--pencil) 14%, transparent); color: var(--pencil); border-color: var(--pencil); }
.g-in { text-align: left !important; }
.g-in .btn { margin-left: 4px; }
.g-act { text-align: left !important; }
.g-act .btn { margin-right: 3px; }
.grade tfoot td { font-size: 12px; }
.pick-list { display: grid; gap: 6px; max-height: 50vh; overflow-y: auto; padding: 4px 2px; }

/* 결과지 · 유형 상태판 */
.sheet.result h3 { font-size: 11pt; margin: 6mm 0 2mm; color: #1f3b8f; }
.res-score { text-align: right; font-size: 11pt; color: #333; }
.res-score b { font-size: 26pt; color: #1f3b8f; }
.res-t { width: 100%; border-collapse: collapse; font-size: 9.5pt; }
.res-t td, .res-t th { border-bottom: .5pt solid #ddd; padding: 1.5mm 2mm; text-align: left; }
.res-items { display: flex; flex-wrap: wrap; gap: 1.5mm; }
.ri { display: inline-flex; gap: 1.5mm; align-items: baseline; padding: 1mm 2mm; border: .5pt solid #ccc; border-radius: 1.5mm; font-size: 9pt; }
.ri b { color: #888; }
.ri.o { color: #2e7a4c; border-color: #2e7a4c; } .ri.x { color: #c43a2f; border-color: #c43a2f; }
.res-weak { margin: 0; padding-left: 5mm; font-size: 10pt; }
.res-wrong { column-count: 2; column-gap: 8mm; }
.rw { break-inside: avoid; margin-bottom: 5mm; }
.rw img { max-width: 100%; display: block; margin-top: 1mm; }
.tiles { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px; }
.tile { display: grid; grid-template-columns: auto auto; gap: 0 8px; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line); font-size: 12px; max-width: 240px; }
.tile b { font-family: var(--mono); }
.tile span { grid-column: 1 / -1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); }
.tile i { font-style: normal; font-weight: 700; justify-self: end; grid-row: 1; grid-column: 2; }
.tile.good { background: color-mix(in srgb, var(--ok) 12%, transparent); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.tile.mid { background: color-mix(in srgb, var(--amber) 12%, transparent); border-color: color-mix(in srgb, var(--amber) 40%, transparent); }
.tile.bad { background: color-mix(in srgb, var(--pencil) 12%, transparent); border-color: color-mix(in srgb, var(--pencil) 40%, transparent); }
.legend i.good { background: var(--ok); } .legend i.mid { background: var(--amber); } .legend i.bad { background: var(--pencil); }

/* 수업 화면 */
.lec { display: grid; gap: 12px; }
.lec-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.lec-pos { font-size: 18px; font-weight: 800; font-variant-numeric: tabular-nums; }
.lec-img { background: #fff; border-radius: 10px; border: 1px solid var(--line); padding: 24px; display: flex; justify-content: center; }
.lec-img img { max-width: 100%; max-height: 68vh; object-fit: contain; }
.lec-ans { font-size: 20px; padding: 10px 16px; border-radius: 10px; background: var(--pen-soft); }
.lec-strip { display: flex; flex-wrap: wrap; gap: 4px; }
.lec-strip button { min-width: 34px; height: 30px; border-radius: 6px; border: 1px solid var(--line-strong); background: var(--panel); cursor: pointer; font-weight: 700; }
.lec-strip button.on { background: var(--pen); color: #fff; border-color: var(--pen); }

/* 받은 시험지 · 신고 */
.flow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 14px 16px; font-size: 13px; font-weight: 600; }
.flow span { padding: 6px 10px; border-radius: 8px; background: var(--panel-2); border: 1px solid var(--line); }
.flow i { font-style: normal; color: var(--faint); }
.inbox-p { display: grid; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.inbox-thumbs { display: flex; gap: 6px; overflow-x: auto; }
.inbox-thumbs img { height: 80px; background: #fff; border: 1px solid var(--line); border-radius: 6px; }
.rp-row { display: grid; grid-template-columns: 180px minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 10px 16px; border-bottom: 1px solid var(--line); }
.rp-row .thumb { height: 80px; border: 1px solid var(--line); border-radius: 6px; }
.rp-row.done { opacity: .55; }

/* 작은 창 */
.modal { position: fixed; inset: 0; background: rgba(10, 15, 25, .45); display: grid; place-items: center; z-index: 60; padding: 16px; }
.modal-box { width: min(520px, 100%); padding: 18px 20px; max-height: 86vh; overflow-y: auto; }
.modal-ft { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }

@media print {
  .side-nav, .topbar, .modal { display: none !important; }
  .layout { display: block; }
  body.print-grade .page-head .btn, body.print-grade .g-in, body.print-grade .g-act { display: none !important; }
  body.print-grade .grade-card { border: 0; box-shadow: none; }
  body.print-grade .grade-wrap { overflow: visible; }
}

/* ───────────── 목표(홈 맨 위 요약 · 목표 화면) ───────────── */
.goal-card, .goal-hero { position: relative; overflow: hidden; padding: 18px 20px; margin-bottom: 20px; border-color: color-mix(in srgb, var(--pen) 30%, var(--line)); }
.goal-card::before, .goal-hero::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 5px; background: var(--pen); }
.gc-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.gh-k { font-size: 12px; font-weight: 800; letter-spacing: .06em; color: var(--pen); }
.gh-k b { color: var(--pencil); margin-left: 4px; }
.goal-card h2, .goal-hero h2 { margin: 4px 0 6px; font-size: 21px; letter-spacing: -.01em; }
.goal-card p, .goal-hero p { margin: 0; color: var(--muted); max-width: 80ch; }
.goal-hero .btn { margin-top: 10px; }
.gc-road { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 14px; }
.gc-road > i { font-style: normal; color: var(--faint); }
.gc-step { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel-2); font-size: 13px; }
.gst-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--faint); }
.gc-step.done .gst-dot { background: var(--ok); } .gc-step.doing .gst-dot { background: var(--pen); } .gc-step.hold .gst-dot { background: var(--amber); }
.gc-step.done { border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.gc-step.doing { border-color: color-mix(in srgb, var(--pen) 40%, transparent); }
.gc-metrics { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px 22px; margin-top: 14px; }
.gc-m .small { font-weight: 700; color: var(--muted); margin-bottom: 3px; }
.mbar { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.mbar-track { flex: 1; height: 8px; border-radius: 4px; background: var(--panel-2); border: 1px solid var(--line); overflow: hidden; min-width: 60px; }
.mbar-track i { display: block; height: 100%; background: var(--pen); border-radius: 4px; }
.mbar-track i.full { background: var(--ok); }
.mbar-t { font-size: 12px; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.mbar-t b { color: var(--ink); }
.goal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(460px, 100%), 1fr)); gap: 16px; align-items: start; }
.goal { display: grid; grid-template-columns: 70px minmax(0, 1fr) auto; gap: 12px; align-items: start; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.goal:last-child { border-bottom: 0; }
.g-t { font-weight: 700; }
.g-b { color: var(--muted); font-size: 13px; margin-top: 2px; }
.g-ctl { display: flex; gap: 2px; }
.gst { width: 70px; height: 26px; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--panel-2); font-size: 12px; font-weight: 700; cursor: pointer; color: var(--muted); }
.gst.done { background: color-mix(in srgb, var(--ok) 14%, transparent); border-color: var(--ok); color: var(--ok); }
.gst.doing { background: var(--pen-soft); border-color: var(--pen); color: var(--pen); }
.gst.hold { background: color-mix(in srgb, var(--amber) 14%, transparent); border-color: var(--amber); color: var(--amber); }
.gst.rule { background: var(--panel); border-style: dashed; cursor: default; }
.form-grid.one { grid-template-columns: minmax(0, 1fr); }
@media (max-width: 700px) { .goal { grid-template-columns: minmax(0, 1fr); } .gc-head { flex-direction: column; } }

/* 시간표 메뉴(다른 화면으로 넘어감) · 우리 학생 시험(임시시간표 자료) */
.nav-ext { color: var(--faint); font-size: 11px; margin-left: 2px; }
.ev.ours { background: #fde8e8; color: #b51d1d; border-color: #f2b5b5; font-weight: 700; }
.ours-row .math { display: inline-block; min-width: 46px; text-align: center; font-weight: 700; color: #b51d1d; }
.topbar-note a { color: var(--muted); }