/* ===== 고래영어 원생관리 · 스타일 ===== */
/* 색은 로고의 짙은 남색을 기준으로 채도를 낮춰 잡았습니다.
   강조는 밝은 파랑 대신 황동색(--brass)으로 주어 차분하게 보이도록 했습니다. */
:root{
  --navy:#0a2033;
  --navy-2:#102d45;
  --navy-3:#17405f;
  --blue:#215a86;
  --blue-2:#2b6f9f;
  --blue-soft:#eaf0f5;
  --brass:#a8894f;
  --brass-2:#c0a06a;
  --brass-soft:#f5efe3;
  --mint:#357f73;
  --mint-soft:#e9f1ef;
  --ink:#14212c;
  --muted:#6b7b8a;
  --line:#e3e7ec;
  --bg:#f5f6f8;
  --card:#ffffff;
  --ok:#2e7a57;
  --ok-soft:#eaf2ed;
  --warn:#a8792f;
  --warn-soft:#f7f1e4;
  --bad:#a8453f;
  --bad-soft:#f7ecec;
  --radius:12px;
  --shadow:0 1px 1px rgba(20,33,44,.04), 0 4px 14px rgba(20,33,44,.05);
  --shadow-lift:0 2px 4px rgba(20,33,44,.05), 0 12px 32px rgba(20,33,44,.08);
  --sidebar-w:236px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg); color:var(--ink);
  font-size:15px; line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}

/* ---------- Shell ---------- */
#app-shell{display:flex;min-height:100vh}

.sidebar{
  width:var(--sidebar-w); flex:0 0 var(--sidebar-w);
  background:linear-gradient(185deg,var(--navy-2),var(--navy) 62%);
  color:#c8d4de; display:flex; flex-direction:column;
  position:sticky; top:0; height:100vh;
  border-right:1px solid rgba(255,255,255,.06);
}
.brand{
  display:flex;align-items:center;gap:11px;padding:22px 18px 18px;
  border-bottom:1px solid rgba(255,255,255,.07);margin-bottom:8px;
}
.brand-mark{width:30px;height:30px;flex:0 0 30px;color:var(--brass-2);line-height:0}
.brand-mark svg{width:100%;height:100%;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.3}
.brand-text b{color:#fff;font-size:15.5px;letter-spacing:.01em;font-weight:600}
.brand-text small{color:#7f93a5;font-size:11px;letter-spacing:.06em}

.nav{display:flex;flex-direction:column;gap:1px;padding:4px 10px;flex:1;overflow-y:auto}
.nav a{
  position:relative;
  display:flex;align-items:center;gap:11px;
  padding:9px 12px;border-radius:8px;font-size:13.5px;color:#a9bccd;
  transition:background .14s,color .14s;
}
.nav a i{
  font-style:normal;width:17px;height:17px;flex:0 0 17px;
  display:inline-flex;align-items:center;justify-content:center;opacity:.72;
}
.nav a i svg{width:17px;height:17px;display:block}
.nav a:hover{background:rgba(255,255,255,.05);color:#e8eef4}
.nav a:hover i{opacity:1}
.nav a.active{background:rgba(255,255,255,.09);color:#fff;font-weight:600}
.nav a.active i{opacity:1;color:var(--brass-2)}
.nav a.active::before{
  content:"";position:absolute;left:-10px;top:8px;bottom:8px;width:2px;
  border-radius:0 2px 2px 0;background:var(--brass-2);
}

.sidebar-foot{padding:14px 18px 18px;border-top:1px solid rgba(255,255,255,.07);font-size:11px;color:#77899a}
.storage-note{margin-bottom:6px;letter-spacing:.01em}
.ext-link{color:#9db3c6}
.ext-link:hover{color:var(--brass-2)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}

.topbar{
  display:flex;align-items:center;gap:14px;
  padding:16px 26px; background:#fff; border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;
}
.topbar-title{flex:1;min-width:0}
.topbar-title h1{margin:0;font-size:18.5px;letter-spacing:-.2px;font-weight:600}
.topbar-title p{margin:3px 0 0;font-size:12.5px;color:var(--muted)}
.today-chip{
  background:#f1f3f6;color:#4a5b6b;border:1px solid var(--line);border-radius:999px;
  padding:5px 13px;font-size:12px;font-weight:600;white-space:nowrap;
  font-variant-numeric:tabular-nums;
}
.icon-btn{
  border:1px solid var(--line);background:#fff;border-radius:8px;
  width:36px;height:36px;font-size:16px;cursor:pointer;color:var(--ink);
}
.only-mobile{display:none}

.content{padding:24px 26px 40px;flex:1}
.app-foot{padding:16px 26px 24px;color:#93a0ac;font-size:11.5px;border-top:1px solid var(--line);background:#fff}

.backdrop{display:none;position:fixed;inset:0;background:rgba(10,22,33,.5);z-index:25}
.backdrop.on{display:block}

/* ---------- Blocks ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}
.card-h h2{margin:0;font-size:14.5px;letter-spacing:-.1px;font-weight:600}
.card-h .sp{flex:1}
.card-b{padding:16px 18px}
.card-b.tight{padding:8px 10px}

.grid{display:grid;gap:16px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-21{grid-template-columns:2fr 1fr}
.g-12{grid-template-columns:1fr 2fr}
.stack{display:flex;flex-direction:column;gap:16px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.end{justify-content:flex-end}
.sp{flex:1}

/* stat tiles */
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);
}
.stat .lbl{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;letter-spacing:.01em}
.stat .val{font-size:27px;font-weight:700;letter-spacing:-.7px;margin-top:7px;line-height:1.15;font-variant-numeric:tabular-nums}
.stat .val small{font-size:13.5px;font-weight:600;color:var(--muted);margin-left:3px;letter-spacing:0}
.stat .sub{font-size:11.5px;color:var(--muted);margin-top:5px}
.stat.accent{
  background:linear-gradient(155deg,var(--navy-3),var(--navy) 90%);
  border-color:transparent;color:#fff;box-shadow:var(--shadow-lift);
}
.stat.bad{
  background:linear-gradient(155deg,#8c3c37,#6f2f2b 90%);
  border-color:transparent;color:#fff;box-shadow:var(--shadow-lift);
}
.stat.bad .lbl,.stat.bad .sub{color:#e0c2c0}
.stat.bad .val small{color:#e0c2c0}
.stat .lbl svg{flex:0 0 auto;opacity:.75}
.stat.accent .lbl,.stat.accent .sub{color:#a3b6c7}
.stat.accent .val{color:#fff}
.stat.accent .val small{color:#a3b6c7}

/* ---------- Controls ---------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:9px;padding:8px 14px;font-size:13.5px;font-weight:600;cursor:pointer;
  transition:background .12s,border-color .12s,transform .06s;
}
.btn:hover{background:#f6f8fa;border-color:#d5dbe2}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--navy-3);border-color:var(--navy-3);color:#fff}
.btn.primary:hover{background:var(--blue-2);border-color:var(--blue-2)}
.btn.mint{background:var(--mint);border-color:var(--mint);color:#fff}
.btn.mint:hover{background:#2c6d63;border-color:#2c6d63}
.btn.ghost{background:transparent}
.btn.danger{color:var(--bad);border-color:#e4c9c7}
.btn.danger:hover{background:var(--bad-soft);border-color:#dbb8b6}
.btn.sm{padding:5px 10px;font-size:12.5px;border-radius:8px}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

input[type=text],input[type=tel],input[type=email],input[type=date],input[type=month],
input[type=datetime-local],input[type=search],input[type=number],select,textarea{
  border:1px solid var(--line);border-radius:9px;padding:8px 11px;font-size:13.5px;
  font-family:inherit;color:var(--ink);background:#fff;width:100%;
}
input:focus,select:focus,textarea:focus{outline:2px solid #cfdae4;outline-offset:-1px;border-color:var(--blue)}
textarea{resize:vertical;min-height:64px;line-height:1.5}
label.fld{display:flex;flex-direction:column;gap:5px;font-size:12.5px;color:var(--muted);font-weight:600}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form-grid .full{grid-column:1/-1}

.seg{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.seg button{
  border:0;background:#fff;padding:7px 13px;font-size:13px;cursor:pointer;color:var(--muted);font-weight:600;
  border-right:1px solid var(--line);
}
.seg button:last-child{border-right:0}
.seg button.on{background:var(--navy-3);color:#fff}

.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{
  border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;
  font-size:12.5px;cursor:pointer;color:var(--muted);font-weight:600;white-space:nowrap;
}
.chip.on{background:var(--navy-2);border-color:var(--navy-2);color:#fff}
.chip.on.blue{background:var(--blue);border-color:var(--blue)}
.chip.on.mint{background:var(--mint);border-color:var(--mint)}
.chip.on.warn{background:var(--warn);border-color:var(--warn)}
.chip.on.bad{background:var(--bad);border-color:var(--bad)}
.chip.static{cursor:default}

.tag{display:inline-block;border-radius:999px;padding:2px 9px;font-size:11.5px;font-weight:700;white-space:nowrap}
.tag.ok{background:var(--ok-soft);color:#296b4d}
.tag.bad{background:var(--bad-soft);color:#963934}
.tag.warn{background:var(--warn-soft);color:#8a6226}
.tag.blue{background:var(--blue-soft);color:#2b5a80}
.tag.mint{background:var(--mint-soft);color:#2d6d63}
.tag.gray{background:#f0f2f5;color:#5f6d7a}

/* ---------- Table ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px}
table.tbl th{
  text-align:left;font-size:12px;color:var(--muted);font-weight:700;
  padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap;background:#fafbfc;letter-spacing:.02em;
}
table.tbl td{padding:10px 12px;border-bottom:1px solid #edf0f3;vertical-align:middle}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:#f8f9fb}
table.tbl td.num{text-align:right;font-variant-numeric:tabular-nums}
table.tbl .nm{font-weight:700}
.clickable{cursor:pointer}

.empty{padding:40px 20px;text-align:center;color:var(--muted);font-size:13.5px}
.empty .big{font-size:30px;display:block;margin-bottom:10px;line-height:1}
.empty .big svg{display:inline-block;color:#b6c0ca;stroke-width:1.3}

/* ---------- Attendance rows ---------- */
.att-row{
  display:grid;grid-template-columns:150px 128px 1fr;gap:12px;align-items:center;
  padding:11px 12px;border-bottom:1px solid #edf0f3;
}
.att-row:last-child{border-bottom:0}
.att-who{display:flex;align-items:center;gap:9px;min-width:0}
.klass-dot{
  width:9px;height:9px;border-radius:50%;flex:0 0 auto;display:inline-block;
  margin-right:5px;vertical-align:middle;
}
.att-who .klass-dot{margin-right:0}
.att-who .nm{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.att-who .gr{font-size:11.5px;color:var(--muted)}
.att-checks{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.mini-note{border:1px solid var(--line);border-radius:8px;padding:6px 9px;font-size:12.5px;width:100%}

.check{
  display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);background:#fff;
  border-radius:8px;padding:5px 9px;font-size:12.5px;cursor:pointer;font-weight:600;color:var(--muted);
}
.check.on{background:var(--mint-soft);border-color:#bcd5d0;color:#2d6d63}
.check input{display:none}

/* ---------- Timetable ---------- */
.tt{display:grid;grid-template-columns:70px repeat(5,1fr);gap:8px}
.tt .hd{font-size:12px;color:var(--muted);font-weight:700;text-align:center;padding:6px 0}
.tt .tm{font-size:12.5px;color:var(--muted);font-weight:700;display:flex;align-items:center;justify-content:center}
.tt .cell{border:1px solid var(--line);border-radius:11px;background:#fff;padding:8px;min-height:74px}
.tt .pill{
  background:var(--blue-soft);color:#2b5a80;border-radius:6px;padding:3px 7px;
  font-size:11.5px;font-weight:700;margin-bottom:4px;display:block;
}

/* ---------- Bars ---------- */
.bar-row{display:grid;grid-template-columns:96px 1fr 62px;gap:10px;align-items:center;padding:6px 0}
.bar-track{background:#edf0f3;border-radius:999px;height:8px;overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--navy-3),var(--blue-2))}
.bar-fill.low{background:linear-gradient(90deg,var(--brass),#a8654f)}
.bar-val{font-size:12.5px;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.bar-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- Memo / tasks ---------- */
.memo-item{display:flex;gap:9px;align-items:flex-start;padding:8px 0;border-bottom:1px solid #edf0f3;font-size:13.5px}
.memo-item:last-child{border-bottom:0}
.memo-item .txt{flex:1;min-width:0;word-break:break-word}
.memo-item.done .txt{text-decoration:line-through;color:#a4afb9}
.memo-item .dt{font-size:11.5px;color:var(--muted);white-space:nowrap}
.cbx{width:16px;height:16px;accent-color:var(--navy-3);margin-top:2px;flex:0 0 auto;cursor:pointer}
.x-btn{border:0;background:transparent;color:#b3bcc5;cursor:pointer;font-size:15px;line-height:1;padding:0 2px}
.x-btn:hover{color:var(--bad)}

/* ---------- Modal ---------- */
.modal-wrap{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-bg{position:absolute;inset:0;background:rgba(10,22,33,.52)}
.modal{
  position:relative;background:#fff;border-radius:14px;width:100%;max-width:620px;
  max-height:88vh;display:flex;flex-direction:column;box-shadow:0 28px 64px rgba(10,22,33,.24);
}
.modal.wide{max-width:860px}
.modal-h{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h h3{margin:0;font-size:16px}
.modal-b{padding:18px 20px;overflow-y:auto}
.modal-f{padding:14px 20px;border-top:1px solid var(--line);display:flex;gap:9px;justify-content:flex-end;background:#fafbfc;border-radius:0 0 14px 14px}

/* ---------- Toast ---------- */
.toast-root{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:120;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{
  background:var(--navy);color:#fff;padding:10px 18px;border-radius:999px;font-size:13.5px;font-weight:600;
  box-shadow:0 10px 28px rgba(10,22,33,.3);animation:pop .2s ease-out;
}
.toast.bad{background:var(--bad)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- Detail panel ---------- */
.kv{display:grid;grid-template-columns:88px 1fr;gap:7px 12px;font-size:13.5px}
.kv dt{color:var(--muted);font-size:12.5px;font-weight:600}
.kv dd{margin:0}

.section-title{
  font-size:12px;font-weight:700;color:var(--muted);margin:16px 0 8px;letter-spacing:.03em;
  display:flex;align-items:center;gap:6px;
}
.section-title svg{flex:0 0 auto;color:var(--brass)}
.hint{font-size:12.5px;color:var(--muted);line-height:1.6}
.hint code{background:#f0f2f5;padding:1px 5px;border-radius:5px;font-size:12px;display:inline-block}

/* ---------- Parent report ---------- */
.report{background:#fff;border-radius:16px;border:1px solid var(--line);overflow:hidden}
.report-hd{background:linear-gradient(150deg,var(--navy-3),var(--navy) 88%);color:#fff;padding:24px 26px}
.report-hd .who{font-size:21px;font-weight:700;letter-spacing:-.3px}
.report-hd .sub{font-size:12.5px;color:#a3b6c7;margin-top:5px}
.report-bd{padding:20px 24px}
.report-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:18px}
.report-stat{background:#f6f7f9;border:1px solid var(--line);border-radius:10px;padding:12px;text-align:center}
.report-stat .v{font-size:20px;font-weight:700}
.report-stat .l{font-size:11.5px;color:var(--muted);margin-top:2px}
.share-view{max-width:760px;margin:0 auto;padding:26px 16px 60px}
body.share-mode .sidebar,body.share-mode .topbar,body.share-mode .app-foot{display:none}
body.share-mode .content{padding:0}

/* ---------- Responsive ---------- */
@media(max-width:1080px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .g-21,.g-12{grid-template-columns:1fr}
}
@media(max-width:760px){
  .only-mobile{display:grid;place-items:center}
  .sidebar{position:fixed;left:0;top:0;z-index:30;transform:translateX(-100%);transition:transform .2s}
  .sidebar.open{transform:none}
  .content{padding:16px 14px 32px}
  .topbar{padding:12px 14px}
  .g-4,.g-3,.g-2,.form-grid{grid-template-columns:1fr}
  .att-row{grid-template-columns:1fr;gap:8px}
  .report-stats{grid-template-columns:repeat(2,1fr)}
  .tt{grid-template-columns:56px repeat(5,1fr);gap:5px;font-size:11px}
}

/* ---------- Print ---------- */
@media print{
  .sidebar,.topbar,.app-foot,.no-print{display:none !important}
  body{background:#fff}
  .content{padding:0}
  .card,.report{box-shadow:none;border-color:#ddd}
  .report-hd{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

/* ---------- 로그인 게이트 ---------- */
.gate{
  position:fixed;inset:0;z-index:80;
  background:linear-gradient(165deg,var(--navy),var(--navy-2) 55%,var(--navy-3));
  display:flex;align-items:center;justify-content:center;padding:20px;overflow-y:auto;
}
.gate-card{
  background:#fff;border-radius:16px;padding:34px 30px;width:100%;max-width:400px;
  box-shadow:0 28px 70px rgba(5,14,24,.4);
}
.gate-brand{
  display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;
  color:var(--navy);margin-bottom:22px;
}
.gate-brand svg{color:var(--brass);flex:0 0 auto}
.gate-brand .gate-brand-nm{color:var(--navy);font-weight:700}
.gate-brand span{color:var(--muted);font-weight:500}
.gate-card h1{margin:0 0 6px;font-size:21px;letter-spacing:-.4px}
.gate-sub{margin:0 0 20px;font-size:13px;color:var(--muted);line-height:1.6}
.gate-msg{
  background:var(--blue-soft);color:#2b5a80;border-radius:8px;
  padding:9px 12px;font-size:12.5px;margin-bottom:16px;
}
.gate-err{
  background:var(--bad-soft);color:#963934;border-radius:8px;
  padding:9px 12px;font-size:12.5px;margin-top:12px;font-weight:600;
}

/* ---------- 동기화 상태 칩 ---------- */
.sync-chip{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--line);background:#fff;border-radius:999px;
  padding:5px 12px;font-size:12px;font-weight:700;cursor:pointer;white-space:nowrap;
  color:var(--muted);transition:background .12s;
}
.sync-chip:hover{background:#f6f8fa}
.sync-chip.ok{background:var(--ok-soft);border-color:#bcd7c8;color:#296b4d}
.sync-chip.blue{background:var(--blue-soft);border-color:#ccd8e2;color:#2b5a80}
.sync-chip.warn{background:var(--warn-soft);border-color:#e3d3b4;color:#8a6226}
.sync-chip.bad{background:var(--bad-soft);border-color:#e4c9c7;color:#963934}
.sync-chip.gray{background:#f0f2f5;border-color:var(--line);color:#5f6d7a}

.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-logo{color:var(--brass);line-height:0;opacity:.85;flex:0 0 auto}
.topbar-logo svg{display:block}
@media(max-width:760px){
  .today-chip{display:none}
  .gate-card{padding:26px 22px}
}

/* ---------- 반(클래스) ---------- */
.class-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.class-card{
  border:1px solid var(--line);border-radius:13px;padding:14px 15px;background:#fff;
  border-left:4px solid var(--klass);display:flex;flex-direction:column;gap:10px;
}
.class-top{display:flex;align-items:flex-start;gap:10px}
.class-top>div{flex:1;min-width:0}
.class-name{font-weight:700;font-size:14.5px;letter-spacing:-.2px}
.class-meta{font-size:12px;color:var(--muted);margin-top:3px}
.class-note{font-size:12px;color:var(--muted);background:#f6f7f9;border-radius:8px;padding:7px 10px}
.class-members{display:flex;flex-wrap:wrap;gap:5px;min-height:24px}
.class-actions{display:flex;gap:7px;margin-top:auto;padding-top:2px}

.pill{
  background:var(--blue-soft);color:#2b5a80;border-radius:6px;padding:3px 8px;
  font-size:11.5px;font-weight:700;cursor:pointer;white-space:nowrap;border:0;
}
.pill:hover{background:#dde5ec}

.swatch{
  width:26px;height:26px;border-radius:8px;border:2px solid transparent;cursor:pointer;padding:0;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.08);
}
.swatch.on{border-color:var(--ink);box-shadow:inset 0 0 0 2px #fff}

/* 시간표 블록 */
.tt-block{
  display:block;width:100%;text-align:left;border:0;cursor:pointer;
  background:color-mix(in srgb, var(--klass) 12%, #fff);
  border-left:3px solid var(--klass);border-radius:8px;
  padding:6px 8px;margin-bottom:5px;font-family:inherit;
}
.tt-block:hover{background:color-mix(in srgb, var(--klass) 20%, #fff)}
.tt-block b{display:block;font-size:12px;color:var(--ink);letter-spacing:-.2px}
.tt-block span{display:block;font-size:11px;color:var(--muted);margin-top:1px}

/* 학생 배정 목록 */
.member-list{max-height:52vh;overflow-y:auto;border:1px solid var(--line);border-radius:11px}
.member-row{
  display:flex;align-items:center;gap:10px;padding:9px 13px;
  border-bottom:1px solid #edf0f3;cursor:pointer;font-size:13.5px;
}
.member-row:last-child{border-bottom:0}
.member-row:hover{background:#f8f9fb}
.member-name{font-weight:700}

/* 출결 행의 수업 태도 줄 */
.att-attitude{margin-bottom:6px;align-items:center}
.att-label{
  font-size:11.5px;font-weight:700;color:var(--muted);
  margin-right:2px;white-space:nowrap;
}
@media(max-width:760px){
  .class-grid{grid-template-columns:1fr}
}

/* ---------- 숙제 카드 ---------- */
.hw-card{
  border:1px solid var(--line);border-radius:13px;padding:14px 15px;background:#fff;
  border-left:4px solid var(--klass);display:flex;flex-direction:column;gap:10px;
}
.hw-top{display:flex;align-items:flex-start;gap:12px}
.hw-top>div:first-child{flex:1;min-width:0}
.hw-title{font-weight:700;font-size:14.5px;letter-spacing:-.2px}
.hw-meta{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.6}
.hw-rate{text-align:right;flex:0 0 auto}
.hw-rate b{display:block;font-size:18px;font-variant-numeric:tabular-nums;letter-spacing:-.4px}
.hw-rate span{font-size:11.5px;color:var(--muted)}
.hw-pending{display:flex;flex-wrap:wrap;gap:5px;align-items:center}

.sub-row{
  display:flex;align-items:center;gap:12px;padding:9px 4px;
  border-bottom:1px solid #edf0f3;flex-wrap:wrap;
}
.sub-row:last-child{border-bottom:0}
.sub-row .member-name{min-width:70px}

/* ---------- 코드 칩 (학생 코드 · 청구기호) ---------- */
.code-chip{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  background:#f0f2f5;color:#4a5b6b;border-radius:5px;
  padding:2px 7px;font-size:11.5px;font-weight:700;letter-spacing:.04em;
}

/* ---------- 워크시트 미리보기 (iframe) ---------- */
.ws-frame{
  border:1px solid var(--line);border-radius:11px;overflow:hidden;
  background:#e8ecef;height:62vh;min-height:360px;
}
.ws-frame iframe{width:100%;height:100%;border:0;display:block}


/* ---------- 캘린더 ----------
   대시보드의 '업무 상세 계획' 카드. 왼쪽에 달력, 오른쪽에 그날 일정을 놓습니다. */
.cal-month{margin:0;font-size:13.5px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.cal-nav-btns{display:flex;gap:6px}
.cal-nav-btns .btn{width:28px;padding:5px 0;font-size:15px;line-height:1}

.cal-split{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.cal-side{
  border-left:1px solid var(--line);padding-left:22px;
  display:flex;flex-direction:column;gap:18px;min-width:0;
}
.cal-side .section-title:first-child{margin-top:0}
.cal-upcoming-side{border-top:1px solid var(--line);padding-top:14px}
.cal-upcoming-h{
  display:flex;align-items:center;gap:6px;
  font-size:11.5px;font-weight:700;color:var(--muted);
  letter-spacing:.03em;margin-bottom:8px;
}
.cal-upcoming-h svg{color:var(--brass)}
.cal-task{padding:5px 0;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.cal-task:last-child{border-bottom:0}
.cal-task.empty{color:#9aa5b0;border-bottom:0}
.cal-side .empty-day{font-size:12.5px;color:#9aa5b0;padding:4px 0}

/* 오른쪽 칸의 일정 한 줄 */
.cal-item{display:flex;gap:9px;align-items:flex-start;padding:8px 0;border-bottom:1px solid var(--line)}
.cal-item:last-child{border-bottom:0}
.cal-item .dot{width:6px;height:6px;border-radius:50%;flex:0 0 6px;margin-top:6px}
.cal-item b{display:block;font-size:12.5px;font-weight:600;line-height:1.45}
.cal-item span{display:block;font-size:11.5px;color:var(--muted);margin-top:2px}
.cal-legend .dot{width:6px;height:6px;border-radius:50%;display:inline-block}
.cal-legend .dot.hw{background:var(--brass)}
.cal-legend .dot.lib{background:var(--mint)}
.cal-legend .dot.cls{background:var(--blue-2)}
.cal-task b{color:var(--ink);font-variant-numeric:tabular-nums;margin-right:3px}

.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}

.calendar-day-label{
  text-align:center;font-size:11px;font-weight:700;color:var(--muted);
  padding:5px 0;letter-spacing:.04em;
}

.calendar-day{
  position:relative;min-height:46px;border-radius:8px;padding:6px 0 4px;
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:12.5px;cursor:pointer;color:var(--ink);
  border:1px solid transparent;transition:background .12s,border-color .12s;
  font-variant-numeric:tabular-nums;
}
.calendar-day:hover{background:#f1f3f6}
.calendar-day.other-month{color:#b6bfc8}
.calendar-day.today{border-color:var(--brass);font-weight:700}
.calendar-day.today .d{color:var(--brass)}
.calendar-day.selected{background:var(--navy-3);color:#fff;border-color:var(--navy-3)}
.calendar-day.selected .d{color:#fff}
.calendar-day .d{line-height:1.3}

/* 일정 표시 점 — 숙제 마감 / 도서 반납 / 수업 예정 */
.calendar-day .dots{display:flex;gap:3px;height:5px;align-items:center}
.calendar-day .dot{width:5px;height:5px;border-radius:50%;display:inline-block}
.calendar-day .dot.hw{background:var(--brass)}
.calendar-day .dot.lib{background:var(--mint)}
.calendar-day .dot.cls{background:var(--blue-2)}
.calendar-day.selected .dot{box-shadow:0 0 0 1px rgba(255,255,255,.5)}

.cal-legend{
  display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;
  font-size:11px;color:var(--muted);
}
.cal-legend span{display:inline-flex;align-items:center;gap:5px}

@media(max-width:1080px){
  .cal-split{grid-template-columns:1fr;gap:18px}
  .cal-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px}
}
@media(max-width:760px){
  .calendar-day{min-height:38px;font-size:12px}
}


/* ---------- 학원자료실 ---------- */
.res-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
.res-card{
  border:1px solid var(--line);border-radius:12px;padding:15px 16px;background:#fff;
  display:flex;flex-direction:column;gap:9px;
}
.res-top{display:flex;align-items:center;gap:8px}
.res-date{margin-left:auto;font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.res-title{font-weight:700;font-size:14.5px;letter-spacing:-.2px;line-height:1.4}
.res-desc{font-size:12.5px;color:var(--muted);line-height:1.6}
.res-actions{display:flex;gap:7px;align-items:center;margin-top:auto;padding-top:4px}
@media(max-width:760px){ .res-grid{grid-template-columns:1fr} }