/* =====================================================================
   리틀키도스스튜디오 — 선생님 앱 + 학부모·학생 앱 공용 스타일
   ===================================================================== */
:root {
  --bg: #FBF5E9;
  --card: #ffffff;
  --ink: #3E3123;
  --muted: #8C7E6A;
  --line: #F0E5CF;
  --line-strong: #E5D4B2;
  --primary: #FFC93C;
  --primary-dark: #F3B21B;
  --primary-soft: #FFF3CC;
  --primary-ink: #A86F00;
  --on-primary: #3E3123;
  --accent: #FF8F6B;
  --accent-soft: #FFE9DF;

  --present: #2E9D6E;  --present-soft: #E2F5EA;
  --late: #D08A12;     --late-soft: #FFF0CF;
  --absent: #E0574A;   --absent-soft: #FDE6E2;
  --carry: #6A7FC0;    --carry-soft: #E8EDFA;

  --radius: 22px;
  --shadow: 0 2px 0 #F1E6CE, 0 8px 22px rgba(120, 90, 30, .07);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --cute: "Jua", "Pretendard Variable", Pretendard, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
body.no-scroll { overflow: hidden; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.02em; line-height: 1.3; }
h2 { font-size: 24px; font-family: var(--cute); font-weight: 400; letter-spacing: 0; }
h3 { font-size: 16px; }
h4 { font-size: 14px; }
h3 small, h2 small { font-weight: 500; font-size: 13px; margin-left: 4px; }
p { margin: 0 0 6px; }
a { color: var(--primary-ink); }
code { background: #efece4; padding: 1px 6px; border-radius: 6px; font-size: .9em; }
pre { margin: 0; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.warn { color: var(--absent); }
.ok { color: var(--present); font-weight: 600; }
.center { text-align: center; }
.pad { padding: 14px 4px; }
.pad-b { padding-bottom: 12px; }
.spacer { flex: 1; }
.loading { padding: 40px; text-align: center; color: var(--muted); }
.loading.small { padding: 16px; }
.loading.full { min-height: 60vh; display: grid; place-items: center; }
.empty { text-align: center; padding: 60px 20px; color: var(--muted); }

/* ---------- 입력 ---------- */
input, select, textarea {
  font: inherit; color: inherit; width: 100%;
  padding: 10px 12px; min-height: 44px;
  border: 1px solid var(--line-strong); border-radius: 11px; background: #fff;
}
textarea { resize: vertical; line-height: 1.6; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-dark); outline-offset: -1px; border-color: transparent; }
input[type="checkbox"] { width: 18px; height: 18px; min-height: 0; accent-color: var(--primary-dark); }
label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: #3c443f; }
.field-label { font-size: 14px; font-weight: 700; margin-bottom: 8px; display: block; }
.field-label small { font-weight: 500; }
.hint { font-size: 13px; color: var(--primary-ink); font-weight: 600; margin: 6px 0 0; }
.check-line { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 14px; color: var(--ink); }
.inline-check { display: inline-flex; align-items: center; gap: 4px; font-weight: 500; }
.stack { display: grid; gap: 16px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.grid2.cols { gap: 16px; }
.span2 { grid-column: 1 / -1; }
.search { margin-bottom: 12px; }
.sm-input { width: 150px; min-height: 34px; padding: 5px 10px; font-size: 13px; }

/* ---------- 버튼 ---------- */
.btn {
  font: inherit; font-weight: 650; cursor: pointer; text-decoration: none; white-space: nowrap;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 10px 16px; border-radius: 14px; border: 1px solid transparent;
  transition: background .15s, border-color .15s, transform .05s;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--primary); color: var(--on-primary); box-shadow: 0 3px 0 var(--primary-dark); }
.btn.primary:hover { background: #FFD25C; }
.btn.primary:active { box-shadow: 0 1px 0 var(--primary-dark); transform: translateY(2px); }
.btn.ghost { background: #fff; border-color: var(--line-strong); color: var(--ink); }
.btn.ghost:hover { background: #fbfaf6; border-color: #c2bba9; }
.btn.danger { background: #fff; border-color: #eccac5; color: var(--absent); }
.btn.danger:hover { background: var(--absent-soft); }
.btn.danger-fill { background: var(--absent); color: #fff; }
.btn.sm { min-height: 34px; padding: 6px 11px; font-size: 13px; border-radius: 9px; }
.btn.icon { width: 40px; padding: 0; font-size: 20px; background: #fff; border-color: var(--line-strong); }
.btn.icon.sm { width: 32px; min-height: 32px; font-size: 16px; }
.btn.block { width: 100%; }
.link { background: none; border: none; color: var(--primary-ink); font: inherit; font-weight: 600; font-size: 13px; cursor: pointer; padding: 0; }
.row-gap { display: flex; gap: 8px; align-items: center; }
.row-gap.wrap { flex-wrap: wrap; }

/* ---------- 카드 ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); margin-bottom: 14px; }
.card.flush { padding: 6px 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.card h3 + p, .card h3 + ul { margin-top: 10px; }
.card.tap { cursor: pointer; }
.card.tap:active { background: #FFFCF4; }
.chev { color: var(--muted); font-size: 20px; }
.notice { background: var(--primary-soft); color: var(--ink); border-radius: 12px; padding: 12px 14px; font-size: 14px; margin-bottom: 14px; line-height: 1.6; }
.form-error { color: var(--absent); font-size: 14px; font-weight: 600; margin: 0; }
.form-error:empty { display: none; }
.danger-zone { border-color: #f0d6d2; }
.alert-card { border-color: #efd6a3; background: #fffdf6; }

.list { display: grid; }
.litem { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); }
.list > .litem:first-child, .card > .litem:first-of-type { border-top: none; }

.badge { display: inline-block; font-size: 12px; font-weight: 700; padding: 2px 9px; border-radius: 99px; background: #efece4; color: var(--muted); vertical-align: 1px; white-space: nowrap; }
.st-present { background: var(--present-soft); color: var(--present); }
.st-late    { background: var(--late-soft); color: var(--late); }
.st-absent  { background: var(--absent-soft); color: var(--absent); }
.st-carry   { background: var(--carry-soft); color: var(--carry); }
.tag { background: var(--primary-soft); color: var(--primary-ink); font-weight: 700; font-size: 12px; padding: 3px 10px; border-radius: 99px; }
.warn-tag { background: var(--late-soft); color: var(--late); }
.star-pill { display: inline-flex; align-items: center; gap: 2px; background: var(--primary-soft); color: var(--primary-ink); font-weight: 800; font-size: 13px; padding: 3px 10px; border-radius: 99px; white-space: nowrap; }

/* 회차 점 */
.dots { display: flex; gap: 4px; flex-wrap: wrap; }
.dots i { width: 14px; height: 14px; border-radius: 50%; background: #ebe6da; display: block; }
.dots i.on { background: var(--primary); box-shadow: inset 0 -2px 0 var(--primary-dark); }
.bar { height: 8px; background: #ebe6da; border-radius: 99px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--primary); }

/* 세그먼트 */
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 11px; overflow: hidden; background: #fff; }
.seg.wrap { flex-wrap: wrap; }
.seg button { font: inherit; font-weight: 600; font-size: 14px; cursor: pointer; border: none; background: transparent; color: var(--muted); padding: 9px 14px; min-height: 42px; border-left: 1px solid var(--line); }
.seg button:first-child { border-left: none; }
.seg button.on { background: var(--primary); color: var(--on-primary); }
.seg.status button.st-present.on { background: var(--present); color: #fff; }
.seg.status button.st-late.on { background: var(--late); color: #fff; }
.seg.status button.st-absent.on { background: var(--absent); color: #fff; }
.seg.status button.st-carry.on { background: var(--carry); color: #fff; }
.seg.status button { background: #fff; color: var(--muted); }
.seg.mini button { min-height: 36px; padding: 5px 10px; font-size: 13px; }

/* 통계 */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px; display: grid; gap: 1px; }
.stat span { font-size: 12px; color: var(--muted); font-weight: 600; }
.stat b { font-family: var(--cute); font-weight: 400; font-size: 26px; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat b small { font-size: 13px; font-weight: 600; margin-left: 1px; color: var(--muted); }
.stats.compact { grid-template-columns: repeat(3, 1fr); }
.stats.compact .stat { padding: 8px 10px; text-align: center; }
.stats.compact .stat b { font-size: 20px; }
.c-present { color: var(--present); }
.c-absent { color: var(--absent); }

.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.datenav { display: flex; align-items: center; gap: 6px; }
.month-label { font-family: var(--cute); font-size: 21px; min-width: 120px; text-align: center; }

/* 랭킹 */
.lb-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.lb-col h4 { margin-bottom: 8px; color: var(--muted); font-size: 13px; }
.lb { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.lb li { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 10px; background: #faf8f2; }
.lb li.me { background: var(--primary-soft); outline: 1.5px solid var(--primary-dark); }
.lb .nm { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 800; background: #ebe6da; color: var(--muted); flex: 0 0 auto; }
.rank.r1 { background: #f6c945; color: #5c4300; }
.rank.r2 { background: #d5d9de; color: #3c4248; }
.rank.r3 { background: #e7b38a; color: #5a3014; }

/* ---------- 모달 ---------- */
.modal-wrap { position: fixed; inset: 0; background: rgba(20, 26, 23, .45); z-index: 50; display: grid; place-items: center; padding: 16px; overflow-y: auto; animation: fade .15s; }
.modal { position: relative; background: #fff; border-radius: 20px; padding: 22px; width: min(480px, 100%); max-height: calc(100vh - 32px); overflow-y: auto; box-shadow: 0 20px 60px rgba(0, 0, 0, .25); }
.modal.wide { width: min(720px, 100%); }
.modal h3 { font-size: 18px; margin-bottom: 14px; padding-right: 30px; }
.modal-x { position: absolute; top: 12px; right: 12px; width: 36px; height: 36px; border: none; background: var(--primary-soft); border-radius: 50%; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
.modal-foot { display: flex; justify-content: flex-end; align-items: center; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.confirm-msg { font-size: 16px; padding: 8px 30px 4px 0; }
@keyframes fade { from { opacity: 0; } }

/* 피드백 편집기 */
.fbe { display: grid; gap: 8px; }
.fbe-ai { display: flex; gap: 8px; }
.fbe-ai input { min-height: 40px; }
.ai-btn { background: linear-gradient(135deg, #FF9F7A, #FF7FA8); color: #fff; border: none; flex: 0 0 auto; box-shadow: 0 3px 0 #E8668C; }
.ai-btn:hover { filter: brightness(1.05); }
.fbe-sugs { display: grid; gap: 8px; }
.fbe-sugs:empty { display: none; }
.sug { border: 1px solid #FFD6C7; background: #FFF8F4; border-radius: 12px; padding: 10px 12px; }
.sug-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; font-size: 13px; color: #E0664A; }
.sug p { margin: 0; font-size: 14px; }
.sug-loading, .sug-err { font-size: 13px; padding: 10px 12px; border-radius: 10px; background: #FFF4EE; color: #E0664A; }
.sug-err { background: var(--late-soft); color: #7a5214; }

/* 숙제 편집 */
.hw-edit { display: grid; gap: 8px; }
.hw-row { display: grid; grid-template-columns: auto 1.4fr 1fr auto; gap: 8px; align-items: center; position: relative; }
.hw-row input { min-height: 38px; padding: 7px 10px; }
.done-tag { position: absolute; right: 44px; top: -8px; font-size: 11px; background: var(--present); color: #fff; padding: 1px 6px; border-radius: 6px; }
.hw-actions { margin-top: 4px; }

/* 공유 */
.share-list { display: grid; gap: 12px; margin-top: 10px; }
.share-item { border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.share-head { margin-bottom: 6px; }
.share-text { white-space: pre-wrap; font-family: inherit; font-size: 13px; background: #faf8f2; padding: 10px; border-radius: 8px; margin-bottom: 8px; max-height: 180px; overflow: auto; }
.sent-mark { color: var(--present); font-weight: 800; }

.pick-list, .pick-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; cursor: pointer; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip span { display: inline-block; padding: 8px 14px; border-radius: 99px; border: 1px solid var(--line-strong); background: #fff; font-weight: 600; font-size: 14px; }
.chip input:checked + span { background: var(--primary); border-color: var(--primary-dark); color: var(--on-primary); }
.chip.dim span { opacity: .6; }

/* 수업 요일 */
.sched { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.sched-day { display: grid; gap: 4px; justify-items: center; padding: 8px 4px; border: 1px solid var(--line-strong); border-radius: 12px; background: #fff; cursor: pointer; font-weight: 700; }
.sched-day.on { border-color: var(--primary-dark); background: var(--primary-soft); }
.sched-day input[type="time"] { min-height: 30px; padding: 2px; font-size: 12px; text-align: center; }
.sched-day input[type="time"]:disabled { opacity: .3; }

/* ---------- 로그인 ---------- */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.auth { width: min(400px, 100%); display: grid; gap: 14px; padding: 30px 26px; margin: 0; }
.auth h1 { font-size: 26px; text-align: center; font-family: var(--cute); font-weight: 400; }
.auth > p.muted { text-align: center; margin-top: -8px; }
.auth-mark { width: 48px; height: 48px; border-radius: 16px; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; font-size: 26px; font-weight: 800; margin: 0 auto; }
.auth-mark.big { width: 72px; height: 72px; border-radius: 24px; font-size: 38px; color: #fff; text-shadow: 0 2px 0 var(--primary-dark); }
.tabs2 { width: 100%; }
.tabs2 button { flex: 1; }
.welcome { text-align: center; font-size: 16px; margin: 4px 0 0; }
.pin-dots { display: flex; justify-content: center; gap: 16px; margin: 6px 0 4px; }
.pin-dots i { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--primary-dark); display: block; transition: background .1s; }
.pin-dots i.on { background: var(--primary); }
.pin-dots.shake { animation: shake .35s; }
@keyframes shake { 25% { transform: translateX(-8px); } 75% { transform: translateX(8px); } }
.pin-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.pin-pad button { font: inherit; font-family: var(--cute); font-size: 26px; height: 60px; border-radius: 18px; border: 1px solid var(--line); background: #FFFBF2; box-shadow: 0 2px 0 var(--line-strong); cursor: pointer; color: var(--ink); }
.pin-pad button:active { background: var(--primary-soft); }

/* =====================================================================
   선생님 앱
   ===================================================================== */
.topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px;
  padding: 10px 20px; background: rgba(251, 245, 233, .94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 9px; font-family: var(--cute); font-weight: 400; font-size: 19px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 32px; height: 32px; border-radius: 11px; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; font-size: 16px; }
.brand-sub { font-family: Pretendard, sans-serif; font-weight: 600; color: var(--muted); font-size: 12px; background: var(--primary-soft); padding: 2px 8px; border-radius: 99px; }
.topnav { display: flex; gap: 4px; margin-left: auto; }
.topnav a { text-decoration: none; color: var(--muted); font-weight: 650; padding: 8px 14px; border-radius: 10px; }
.topnav a:hover { background: var(--primary-soft); color: var(--ink); }
.topnav a.active { background: var(--primary); color: var(--on-primary); }
.bottomnav { display: none; }
.page { max-width: 1040px; margin: 0 auto; padding: 22px 20px 80px; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }

.lesson-cards { display: grid; gap: 8px; }
.lesson-card { display: grid; grid-template-columns: 56px 1fr auto; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.lesson-card.recorded { background: #FFFCF3; border-color: #F5DFA0; }
.lc-time { font-family: var(--cute); font-size: 20px; color: var(--primary-ink); font-variant-numeric: tabular-nums; }
.lc-name { font-weight: 800; font-size: 16px; color: var(--ink); text-decoration: none; }

.stu-row { display: grid; grid-template-columns: 1fr 180px auto; gap: 14px; align-items: center; padding: 13px 18px; border-top: 1px solid var(--line); text-decoration: none; color: inherit; }
.stu-row:first-child { border-top: none; }
.stu-row:hover { background: #fcfbf7; }
.stu-pkg { display: grid; gap: 4px; }
.off-list { padding: 10px 18px; border-top: 1px solid var(--line); }
.off-list summary { cursor: pointer; color: var(--muted); font-weight: 600; }

.stu-head { display: grid; grid-template-columns: 1fr auto; gap: 12px 20px; align-items: center; }
.sh-pkg { grid-column: 1 / -1; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; order: 3; }
.sh-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.back { font-size: 13px; text-decoration: none; color: var(--muted); font-weight: 600; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); overflow-x: auto; margin-bottom: 16px; scrollbar-width: none; }
.tab { text-decoration: none; color: var(--muted); font-weight: 650; padding: 10px 14px; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tab.active { color: var(--ink); border-bottom: 3px solid var(--primary); }

.pkg-card.completed { opacity: .85; }
.pkg-progress { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.ltable { width: 100%; border-collapse: collapse; }
.ltable td { padding: 9px 6px; border-top: 1px solid var(--line); vertical-align: middle; }
.ltable tr { cursor: pointer; }
.ltable tr:hover td { background: #fcfbf7; }
.seqc { font-weight: 800; color: var(--primary-ink); width: 52px; }
.ltable .lc { color: var(--muted); font-size: 14px; }
.ltable .chev { width: 20px; text-align: right; }

.hw-list { display: grid; gap: 2px; }
.hw-item { display: grid; grid-template-columns: 32px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); }
.hw-item:first-child { border-top: none; }
.chk { width: 28px; height: 28px; border-radius: 8px; border: 2px solid var(--line-strong); background: #fff; cursor: pointer; font-weight: 900; color: #fff; }
.chk.on { background: var(--present); border-color: var(--present); }
.rec-line { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.rec-line audio, .rec-box audio, .rec-play audio, .rec-preview audio { height: 40px; max-width: 100%; }
.fb-quote { margin-top: 8px; padding: 10px 12px; border-left: 3px solid var(--primary); background: #FFFAEC; border-radius: 0 10px 10px 0; font-size: 14px; }
.hw-mini { list-style: none; padding: 0; margin: 0 0 14px; display: grid; gap: 4px; }
.rec-box { background: #faf8f2; border-radius: 12px; padding: 12px; margin-bottom: 14px; display: grid; gap: 8px; }
.rec-meta { font-size: 13px; color: var(--muted); }

.fb-card .kind { font-weight: 700; margin-right: 6px; }
.fb-body { margin: 0 0 6px; }

.book-form { display: grid; grid-template-columns: 2fr 1.2fr 1fr auto; gap: 8px; margin-bottom: 12px; }
.book-list { list-style: none; margin: 0; padding: 0; }
.book-list li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); }
.book-list li:first-child { border-top: none; }
.mini-lessons { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 6px; font-size: 14px; }

.fam-card .kids { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.chip-link { background: var(--primary-soft); color: var(--primary-ink); font-weight: 700; padding: 4px 12px; border-radius: 99px; text-decoration: none; font-size: 14px; }

/* =====================================================================
   학부모·학생 앱
   ===================================================================== */
body.is-family { background: var(--bg); }
.fam { max-width: 560px; margin: 0 auto; min-height: 100vh; }
.fam-top { position: sticky; top: 0; z-index: 20; padding: 12px 16px 10px; background: rgba(251, 245, 233, .94); backdrop-filter: blur(8px); display: grid; gap: 8px; }
.fam-brand { font-family: var(--cute); font-size: 18px; color: var(--primary-ink); }
.kid-switch { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; }
.kid-switch button { font: inherit; font-weight: 700; padding: 7px 16px; border-radius: 99px; border: 1px solid var(--line-strong); background: #fff; cursor: pointer; white-space: nowrap; }
.kid-switch button.on { background: var(--primary); color: var(--on-primary); border-color: var(--primary-dark); }
.fam-main { padding: 4px 14px calc(96px + var(--safe-b)); }
.fam-nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: grid; grid-template-columns: repeat(5, 1fr);
  background: rgba(255, 255, 255, .97); backdrop-filter: blur(8px); border-top: 1px solid var(--line);
  padding: 6px max(8px, calc((100vw - 560px) / 2)) calc(6px + var(--safe-b));
}
.fam-nav button { font: inherit; font-size: 12px; font-weight: 700; color: var(--muted); background: none; border: none; display: grid; justify-items: center; gap: 1px; padding: 6px 0; cursor: pointer; border-radius: 12px; }
.fam-nav button span { font-size: 21px; filter: grayscale(1); opacity: .6; }
.fam-nav button.on { color: var(--ink); }
.fam-nav button.on span { transform: translateY(-1px) scale(1.08); }
.fam-nav button.on span { filter: none; opacity: 1; }

.hello { display: flex; align-items: center; gap: 12px; padding: 14px 16px; margin: 4px 0 14px; border-radius: 26px;
  background: linear-gradient(135deg, #FFD95A, #FFC23A); color: var(--on-primary); box-shadow: 0 4px 0 #F0AE1A, 0 10px 24px rgba(240, 174, 26, .25); }
.hello-txt { flex: 1; min-width: 0; }
.hello-name { font-family: var(--cute); font-size: 24px; }
.hello-sub { font-size: 13.5px; opacity: .85; }
.hello-star { display: grid; justify-items: center; background: rgba(255, 255, 255, .6); border-radius: 18px; padding: 8px 10px; min-width: 74px; }
.hello-star span { font-size: 22px; line-height: 1; }
.hello-star b { font-family: var(--cute); font-size: 26px; line-height: 1.1; font-weight: 400; }
.hello-star small { font-size: 11px; opacity: .85; }

.pay-card { display: flex; gap: 14px; align-items: flex-start; border: 1.5px solid #efc56b; background: #fffaf0; }
.pay-icon { font-size: 28px; }
.pay-card p { margin: 4px 0 0; }
.big-progress { display: flex; justify-content: center; margin: 4px 0 10px; }
.big-progress .dots i { width: 22px; height: 22px; }
.big-progress .dots { gap: 7px; justify-content: center; }
.big-num { font-family: var(--cute); font-size: 30px; color: var(--primary-ink); font-weight: 400; }
.hw-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.hw-chips span { font-size: 13px; padding: 4px 10px; border-radius: 99px; background: #f3efe5; }
.hw-chips span.done { background: var(--present-soft); color: var(--present); font-weight: 600; }

.fb-item { padding: 12px 0; border-top: 1px solid var(--line); }
.fb-item:first-of-type { border-top: none; padding-top: 0; }
.fb-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.fb-head .kind { font-weight: 700; font-size: 14px; }
.fb-item p { margin: 0; }

.page-title { padding: 8px 4px 12px; }
.page-title h2 { font-size: 26px; }
.sec-title { font-size: 15px; color: var(--muted); margin: 22px 4px 10px; }
.due { display: inline-block; background: var(--accent-soft); color: #C4562F; font-weight: 700; font-size: 13px; padding: 4px 10px; border-radius: 99px; margin-bottom: 10px; }
.hw-items { display: grid; gap: 10px; }
.hw-it { border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; background: #fff; }
.hw-it.done { background: #F6FCF8; border-color: #CDEBD9; }
.hw-it.check { display: flex; align-items: center; gap: 12px; cursor: pointer; font-weight: 500; font-size: 15px; color: var(--ink); }
.hw-it.check input { position: absolute; opacity: 0; width: 0; height: 0; }
.hw-it.check .box { width: 30px; height: 30px; flex: 0 0 auto; border-radius: 9px; border: 2px solid var(--line-strong); display: grid; place-items: center; background: #fff; transition: all .15s; }
.hw-it.check input:checked + .box { background: var(--present); border-color: var(--present); }
.hw-it.check input:checked + .box::after { content: '✓'; color: #fff; font-weight: 900; font-size: 18px; }
.hw-it.check input:focus-visible + .box { outline: 2px solid var(--primary); outline-offset: 2px; }
.hw-it.check input:disabled + .box { opacity: .6; }
.hw-it.done b { text-decoration: line-through; text-decoration-color: rgba(35, 128, 95, .4); }
.hw-line { display: flex; gap: 10px; align-items: flex-start; }
.hw-ico { font-size: 22px; }
.rec-done { margin: 10px 0 0; display: grid; gap: 6px; }
.recorder { margin-top: 10px; }
.rec-btn { background: var(--absent); color: #fff; width: 100%; min-height: 52px; font-size: 16px; border-radius: 14px; }
.rec-live { display: flex; align-items: center; gap: 10px; background: #fff5f4; border-radius: 14px; padding: 10px 12px; }
.rec-live .btn { margin-left: auto; }
.rec-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--absent); animation: blink 1s infinite; }
.rec-time { font-size: 20px; font-variant-numeric: tabular-nums; }
@keyframes blink { 50% { opacity: .2; } }
.rec-preview { display: grid; gap: 10px; }
.rec-preview audio, .rec-play audio { width: 100%; }
.rec-preview .row-gap .btn { flex: 1; }
.teacher-fb { margin-top: 12px; background: #FFF8E2; border-radius: 16px; padding: 12px 14px; border-left: 4px solid var(--primary); }
.teacher-fb.soft { background: #FFF3EE; border-left-color: var(--accent); }
.tf-head { font-size: 13px; font-weight: 800; color: var(--primary-ink); margin-bottom: 4px; }
.teacher-fb.soft .tf-head { color: #C4562F; }
.teacher-fb p { margin: 0; font-size: 15px; }
.wait-fb { margin: 8px 0 0; }

.celebrate { position: fixed; inset: 0; display: grid; place-content: center; justify-items: center; z-index: 90; pointer-events: none; animation: pop 1.6s forwards; }
.celebrate div { font-size: 80px; filter: drop-shadow(0 8px 20px rgba(242, 181, 68, .6)); }
.celebrate p { background: var(--ink); color: #fff; font-weight: 700; padding: 10px 18px; border-radius: 99px; }
@keyframes pop { 0% { opacity: 0; transform: scale(.6); } 15% { opacity: 1; transform: scale(1.08); } 25% { transform: scale(1); } 80% { opacity: 1; } 100% { opacity: 0; transform: translateY(-30px); } }

.rate { display: flex; gap: 4px; }
.rate button { font-size: 30px; background: none; border: none; color: #ddd6c6; cursor: pointer; padding: 0 2px; line-height: 1; }
.rate button.on { color: var(--primary-dark); }
.shelf { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.shelf li { display: flex; gap: 12px; align-items: flex-start; }
.spine { width: 40px; height: 52px; border-radius: 6px 10px 10px 6px; background: linear-gradient(90deg, #F3B21B 0 6px, #FFC93C 6px); color: var(--on-primary); display: grid; place-items: center; font-weight: 800; font-size: 18px; flex: 0 0 auto; }
.shelf li:nth-child(3n+2) .spine { background: linear-gradient(90deg, #F07A55 0 6px, #FF9A78 6px); }
.shelf li:nth-child(3n) .spine { background: linear-gradient(90deg, #6FA9D9 0 6px, #92C3EC 6px); }
.bk-info { flex: 1; min-width: 0; }
.stars-y { color: var(--primary-dark); letter-spacing: 1px; }

.tabs3 { width: 100%; margin-bottom: 14px; }
.tabs3 button { flex: 1; padding: 9px 6px; font-size: 13px; }
.lesson-list { list-style: none; margin: 0; padding: 0; }
.lesson-list li { display: flex; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); align-items: flex-start; }
.lesson-list li:first-child { border-top: none; }
.seqb { flex: 0 0 auto; min-width: 46px; text-align: center; font-weight: 800; color: var(--primary-ink); background: var(--primary-soft); border-radius: 10px; padding: 4px 6px; font-size: 13px; }
.report details { margin-top: 10px; }
.report summary { cursor: pointer; color: var(--muted); }
.install-tip { margin-top: 14px; }

/* ---------- 토스트 ---------- */
#toast {
  position: fixed; left: 50%; bottom: calc(96px + var(--safe-b)); transform: translate(-50%, 20px);
  background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 12px; font-weight: 600; font-size: 14px;
  max-width: calc(100vw - 32px); text-align: center; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 100;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .2);
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#toast.error { background: var(--absent); }

/* ---------- 모바일 ---------- */
@media (max-width: 820px) {
  .topnav { display: none; }
  .topbar { padding: 9px 14px; }
  .topbar #logout { margin-left: auto; }
  .bottomnav {
    display: grid; grid-template-columns: repeat(4, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    background: rgba(255, 255, 255, .97); border-top: 1px solid var(--line); padding: 6px 8px calc(6px + var(--safe-b));
  }
  .bottomnav a { display: grid; justify-items: center; font-size: 12px; font-weight: 700; color: var(--muted); text-decoration: none; padding: 4px 0; }
  .bottomnav a span { font-size: 20px; filter: grayscale(1); opacity: .6; }
  .bottomnav a.active { color: var(--ink); }
  .bottomnav a.active span { filter: none; opacity: 1; }
  .page { padding: 14px 12px 100px; }
  .grid2.cols, .lb-grid { grid-template-columns: 1fr; }
  .stu-row { grid-template-columns: 1fr auto; }
  .stu-pkg { grid-column: 1 / -1; order: 3; }
  .stu-head { grid-template-columns: 1fr; }
  .sh-actions { justify-content: flex-start; }
  .hw-row { grid-template-columns: 1fr auto; }
  .hw-row .seg { grid-column: 1 / -1; justify-self: start; }
  .hw-row .hw-detail { grid-column: 1; }
  .hw-row .hw-title { grid-column: 1 / -1; }
  .book-form { grid-template-columns: 1fr 1fr; }
  .book-form input[name="title"] { grid-column: 1 / -1; }
  .litem { flex-wrap: wrap; }
  .litem.g .row-gap { width: 100%; }
}
@media (max-width: 520px) {
  .grid2 { grid-template-columns: 1fr; }
  .modal-wrap { padding: 0; place-items: end center; }
  .modal { border-radius: 20px 20px 0 0; max-height: 94vh; padding: 20px 16px calc(20px + var(--safe-b)); width: 100%; }
  .modal.wide { width: 100%; }
  .modal-foot .btn { flex: 1; }
  .fbe-ai { flex-direction: column; }
  .sched { grid-template-columns: repeat(4, 1fr); }
  .lesson-card { grid-template-columns: 48px 1fr; }
  .lesson-card .btn { grid-column: 1 / -1; }
  .card { padding: 15px; }
  .lb-grid { gap: 12px; }
  .ltable .lc { display: none; }
  .seg.status button { flex: 1 1 45%; }
}

.fam-auth { align-content: center; gap: 14px; }
.teacher-link { display: block; text-align: center; font-size: 13px; color: var(--muted); text-decoration: none; padding: 8px; }
.teacher-link:hover { color: var(--primary-ink); }

/* =====================================================================
   캐릭터 · 랭킹
   ===================================================================== */
.avatar { display: block; flex: 0 0 auto; }
.rank-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.rank-card { border-radius: 20px; padding: 14px 12px 12px; background: #FFFBF1; border: 1px solid var(--line); }
.rank-card.books { background: linear-gradient(180deg, #FFF3CC, #FFFBF1 60%); }
.rank-card.hw { background: linear-gradient(180deg, #FFE7DC, #FFFBF1 60%); }
.rank-card.stars { background: linear-gradient(180deg, #E8F1FF, #FFFBF1 60%); }
.rank-card h4 { font-family: var(--cute); font-weight: 400; font-size: 17px; text-align: center; margin-bottom: 8px; color: var(--ink); }
.champ { display: grid; justify-items: center; gap: 2px; padding: 4px 0 8px; }
.champ-av { position: relative; filter: drop-shadow(0 4px 0 rgba(200, 150, 40, .25)); }
.champ-av .avatar { border-radius: 50%; }
.champ-crown { position: absolute; top: -12px; left: -8px; font-size: 24px; transform: rotate(-18deg); }
.champ-name { font-family: var(--cute); font-size: 18px; margin-top: 4px; }
.champ-cnt { font-size: 13px; font-weight: 800; color: var(--primary-ink); background: #fff; padding: 1px 10px; border-radius: 99px; }
.champ.me .champ-name::after { content: ' (나)'; font-size: 13px; color: var(--muted); }
.rank-rest { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 4px; }
.rank-rest li { display: flex; align-items: center; gap: 6px; padding: 4px 8px; border-radius: 12px; background: rgba(255, 255, 255, .8); font-size: 14px; }
.rank-rest li .avatar { border-radius: 50%; }
.rank-rest li.me { outline: 1.5px solid var(--primary-dark); }
.rank-rest .rk { width: 18px; font-weight: 800; color: var(--muted); text-align: center; }
.rank-rest .nm { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }

.hello-av { position: relative; border: none; background: none; padding: 0; cursor: pointer; flex: 0 0 auto; }
.hello-av .avatar { border-radius: 50%; box-shadow: 0 0 0 3px rgba(255, 255, 255, .75); }
.edit-dot { position: absolute; right: -2px; bottom: -2px; width: 26px; height: 26px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-size: 14px; box-shadow: 0 2px 6px rgba(0, 0, 0, .12); }
.stu-row { grid-template-columns: auto 1fr 180px auto; }
.stu-av .avatar, .sh-av .avatar { border-radius: 50%; }
.sh-main { display: flex; gap: 14px; align-items: center; }

.av-stage { display: grid; justify-items: center; gap: 10px; background: linear-gradient(180deg, #FFF3CC, #fff 70%); }
.av-big .avatar { border-radius: 50%; box-shadow: 0 6px 0 #F3DFA6, 0 12px 30px rgba(240, 174, 26, .2); animation: bob 3s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-5px); } }
.wallet { display: flex; gap: 10px; }
.wallet > div { display: grid; justify-items: center; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 6px 16px; }
.wallet span { font-size: 12px; color: var(--muted); font-weight: 600; }
.wallet b { font-family: var(--cute); font-weight: 400; font-size: 22px; }
.av-tabs { display: flex; gap: 6px; overflow-x: auto; padding: 2px 2px 10px; scrollbar-width: none; }
.av-tabs button { font: inherit; font-weight: 700; font-size: 14px; padding: 8px 15px; border-radius: 99px; border: 1px solid var(--line-strong); background: #fff; cursor: pointer; white-space: nowrap; color: var(--ink); }
.av-tabs button.on { background: var(--primary); border-color: var(--primary-dark); }
.av-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.av-item { font: inherit; color: var(--ink); display: grid; justify-items: center; gap: 4px; padding: 12px 6px 10px; border-radius: 20px; border: 2px solid var(--line); background: #fff; cursor: pointer; }
.av-item .avatar { border-radius: 50%; }
.av-item:not(.has) .avatar { opacity: .75; }
.av-item.on { border-color: var(--primary-dark); background: var(--primary-soft); }
.av-name { font-weight: 700; font-size: 13px; }
.av-price { font-size: 12px; font-weight: 800; padding: 1px 9px; border-radius: 99px; background: var(--primary-soft); color: var(--primary-ink); }
.av-item.has .av-price { background: #EEF7F1; color: var(--present); }
.av-item.on .av-price { background: var(--primary); color: var(--on-primary); }

.card h3 { font-weight: 800; }
.fam-nav button { font-size: 11.5px; }
.celebrate p { background: var(--primary); color: var(--on-primary); box-shadow: 0 3px 0 var(--primary-dark); }
@media (max-width: 820px) {
  .rank-grid { gap: 8px; }
  .stu-row { grid-template-columns: auto 1fr auto; }
}
@media (max-width: 520px) {
  .rank-grid { grid-template-columns: 1fr; }
  .rank-card { display: grid; grid-template-columns: auto 1fr; gap: 0 12px; align-items: center; }
  .rank-card h4 { grid-column: 1 / -1; }
  .rank-card .champ { padding: 0 4px; }
  .rank-card .rank-rest { margin: 0; align-self: center; }
  .rank-card > p { grid-column: 1 / -1; }
}

.auth-av { display: grid; place-items: center; }
.auth-av .avatar { border-radius: 50%; box-shadow: 0 5px 0 #F3DFA6; animation: bob 3s ease-in-out infinite; }

/* =====================================================================
   본문 읽기 · 발음 체크
   ===================================================================== */
.read-box { margin-top: 10px; display: grid; gap: 8px; }
.script-head { display: flex; align-items: center; gap: 8px; }
.script-box { background: #FFFDF6; border: 1px dashed var(--line-strong); border-radius: 16px; padding: 12px 14px; font-size: 17px; line-height: 2.1; word-break: normal; }
.w { display: inline-block; padding: 0 3px; border-radius: 7px; cursor: pointer; position: relative; line-height: 1.5; }
.w:hover { background: var(--primary-soft); }
.w.speaking { background: var(--primary); }
.w small { display: block; font-size: 10.5px; line-height: 1.1; margin-top: -1px; color: inherit; opacity: .85; text-align: center; }
.w.ok { color: var(--present); }
.w.close { background: #FFF2C9; color: #9A6A00; }
.w.wrong { background: var(--absent-soft); color: var(--absent); font-weight: 700; text-decoration: underline wavy rgba(224, 87, 74, .5); }
.w.miss { color: #B9AE9C; text-decoration: line-through; }
.w.heard { color: var(--ink); }
.w.unsure { background: #FFE3D6; color: #C4562F; font-weight: 700; }
.w.low { color: #A99D8A; }
.legend { color: var(--muted); line-height: 2; }
.legend .w { cursor: default; font-size: 12px; }
.read-score { display: flex; align-items: center; gap: 12px; background: #fff; border-radius: 16px; padding: 10px 12px; border: 1px solid var(--line); }
.score-num { font-family: var(--cute); font-weight: 400; font-size: 34px; min-width: 64px; text-align: center; border-radius: 16px; padding: 2px 8px; background: var(--primary-soft); }
.score-num small { font-size: 15px; margin-left: 1px; }
.score-num.s3, .score-num.s4 { background: #DDF3E6; color: var(--present); }
.score-num.s2 { background: var(--primary-soft); color: var(--primary-ink); }
.score-num.s1, .score-num.s0 { background: var(--accent-soft); color: #C4562F; }
.score-badge { display: inline-block; font-size: 12px; font-weight: 800; padding: 2px 9px; border-radius: 99px; margin-left: 6px; background: var(--primary-soft); color: var(--primary-ink); }
.score-badge.s3, .score-badge.s4 { background: #DDF3E6; color: var(--present); }
.score-badge.s0, .score-badge.s1 { background: var(--accent-soft); color: #C4562F; }
.fix-list { display: grid; gap: 6px; }
.fix-list > div { display: flex; flex-wrap: wrap; gap: 6px; }
.fix-word { font: inherit; font-weight: 700; font-size: 14px; border: 1px solid #F6C9B8; background: #FFF4EF; color: #B5482B; border-radius: 12px; padding: 5px 10px; cursor: pointer; display: grid; text-align: left; }
.fix-word small { font-weight: 500; font-size: 11px; color: var(--muted); }
.heard-box { display: grid; gap: 4px; }
.tip { background: var(--primary-soft); border-radius: 12px; padding: 8px 12px; margin: 0; }
.say-input { display: flex; gap: 6px; }
.say-input input { min-height: 38px; font-size: 14px; }
.no-script { background: #FFFDF6; border: 1px dashed var(--line-strong); border-radius: 16px; padding: 12px; display: grid; gap: 8px; justify-items: start; }
.no-script textarea { font-size: 15px; }
.photo-btn { cursor: pointer; }
.rec-actions { display: flex; gap: 8px; }
.rec-actions .btn { flex: 1; min-height: 50px; }
.rec-live.practice { background: var(--primary-soft); }
.live-text { min-height: 40px; padding: 10px 12px; font-size: 16px; line-height: 1.6; }
.hw-script-row { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: start; }
.hw-script-row textarea { font-size: 14px; min-height: 70px; }
.hw-script-row select { width: auto; min-height: 38px; }

.coach { display: flex; gap: 10px; align-items: flex-start; background: linear-gradient(135deg, #FFF6D6, #FFEFE6); border-radius: 18px; padding: 12px; border: 1px solid #F6E0B0; }
.coach-av .avatar { border-radius: 50%; box-shadow: 0 2px 0 #F3DFA6; }
.coach-head { font-family: var(--cute); font-size: 15px; color: var(--primary-ink); }
.coach p { margin: 2px 0 0; font-size: 14.5px; line-height: 1.6; }
.fb-label { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }

/* =====================================================================
   독후감 · 문법 도우미
   ===================================================================== */
.rep-btn { margin-top: 6px; }
.rq { border: 1px solid var(--line); border-radius: 18px; padding: 12px; margin-bottom: 12px; background: #FFFDF7; display: grid; gap: 6px; }
.rq-head { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.rq textarea { font-size: 15px; }
.rq-check { display: grid; gap: 8px; }
.rq-check:empty { display: none; }
.gc-ok { background: #E7F6EE; color: var(--present); border-radius: 12px; padding: 8px 12px; font-weight: 600; font-size: 14px; }
.gc-text { background: #fff; border-radius: 12px; padding: 10px 12px; line-height: 1.9; border: 1px dashed var(--line-strong); }
.gc-text mark { background: none; border-bottom: 3px solid var(--absent); padding: 0 1px; color: inherit; }
.gc-text mark.soft { border-bottom-color: var(--primary-dark); }
.gc-text sup { font-size: 10px; color: var(--absent); font-weight: 800; margin-left: 1px; }
.gc-list { margin: 0; padding-left: 22px; display: grid; gap: 6px; font-size: 14px; }
.gc-list li::marker { color: var(--absent); font-weight: 800; }
.gc-list li.soft::marker { color: var(--primary-dark); }
.gc-list s { color: var(--absent); }
.gc-list b { color: var(--present); }
.gc-k { display: inline-block; font-size: 11px; font-weight: 800; background: var(--absent-soft); color: var(--absent); border-radius: 99px; padding: 1px 7px; }
.gc-list li.soft .gc-k { background: var(--primary-soft); color: var(--primary-ink); }
.tiny { font-size: 11px; }
.gc-fix { background: #EEF8F2; border-radius: 12px; padding: 10px 12px; }
.gc-fix p { margin: 4px 0; font-size: 15px; color: #1F6E4C; font-weight: 600; }
.gc-up { background: var(--primary-soft); border-radius: 12px; padding: 8px 12px; display: grid; gap: 2px; }
.gc-up s { color: var(--muted); }
.rep-view { margin-top: 6px; font-size: 14px; }
.rep-view summary { cursor: pointer; color: var(--primary-ink); font-weight: 700; }
.rep-a { margin-top: 6px; padding: 8px 10px; background: #FFFDF7; border-radius: 10px; }
.rep-a p { margin: 2px 0; }
.book-list li > div:first-child { flex: 1; min-width: 0; }