/* 커리어 클라우드 — 통합 대시보드 스타일 */
:root{
  --bg:#f3f5fa;
  --card:#ffffff;
  --ink:#0f172a;
  --muted:#64748b;
  --faint:#94a3b8;
  --line:#e8edf5;
  --accent:#6366f1;
  --accent-soft:#eef0ff;
  --accent-ink:#4338ca;
  --sidebar:#0d1526;
  --sidebar-2:#141d33;
  --radius:16px;
  --shadow:0 1px 2px rgba(16,24,40,.05),0 10px 28px -14px rgba(16,24,40,.18);
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
}
body,h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
img{max-width:100%}

/* ---------- layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:268px;flex:0 0 268px;position:fixed;top:0;bottom:0;left:0;z-index:60;
  background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
  color:#c3cbdd;display:flex;flex-direction:column;
  transition:transform .28s ease;
}
.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}
.logo{
  width:44px;height:44px;border-radius:13px;flex:0 0 44px;
  background:linear-gradient(135deg,var(--accent),#8b5cf6);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:19px;color:#fff;
  box-shadow:0 6px 16px -4px rgba(99,102,241,.55);
}
.brand strong{display:block;color:#fff;font-size:16.5px;letter-spacing:-.01em}
.brand span{display:block;font-size:10.5px;letter-spacing:.22em;color:#7d88a3;font-weight:600}
.nav{flex:1;overflow-y:auto;padding:6px 12px 20px}
.nav-label{font-size:11px;font-weight:700;letter-spacing:.14em;color:#5b6a8c;padding:16px 10px 8px}
.nav-item{
  display:flex;align-items:center;gap:11px;width:100%;
  padding:10px 12px;border-radius:11px;margin-bottom:2px;
  color:#aeb8d0;font-size:14px;font-weight:500;text-align:left;
  transition:background .15s,color .15s;
}
.nav-item svg{width:19px;height:19px;flex:0 0 19px;opacity:.75}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.active{background:rgba(99,102,241,.16);color:#fff;font-weight:700}
.nav-item.active svg{opacity:1;color:var(--accent)}
.nav-num{
  margin-left:auto;font-size:10.5px;font-weight:700;color:#7d88a3;
  background:rgba(255,255,255,.07);border-radius:20px;padding:1px 8px;
}
.nav-item.active .nav-num{background:var(--accent);color:#fff}
.nav-foot{padding:16px 20px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#5b6a8c}

.main{flex:1;min-width:0;margin-left:268px;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  padding:12px 28px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.hamburger{display:none;font-size:20px;padding:6px 10px;border-radius:10px;background:#eef1f7}
.breadcrumb{font-size:13.5px;color:var(--muted)}
.breadcrumb .sep{margin:0 8px;color:var(--faint)}
.breadcrumb strong{color:var(--ink);font-weight:700}
.top-controls{margin-left:auto;display:flex;gap:10px;align-items:center}
.top-controls select,.top-controls input[type=date]{
  border:1px solid var(--line);border-radius:10px;background:#fff;
  padding:8px 12px;font-size:13.5px;font-weight:600;color:var(--ink);
}
.top-controls label{font-size:12.5px;color:var(--muted);font-weight:600}
.tabs{display:flex;gap:6px;width:100%;margin-top:2px}
.tab{
  padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--muted);
  transition:all .15s;
}
.tab:hover{background:#eef1f7;color:var(--ink)}
.tab.active{background:var(--ink);color:#fff}
.tab-accent{background:var(--accent);color:#fff;font-weight:700}
.tab-accent:hover{background:var(--accent-ink);color:#fff}

.content{padding:28px;max-width:1280px;width:100%;margin:0 auto}
.page{display:none}
.page.active{display:block;animation:fadeUp .35s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- hero ---------- */
.hero{
  border-radius:20px;padding:30px 32px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(120deg,#1e1b4b 0%,#312e81 55%,#4c1d95 100%);
  margin-bottom:22px;
}
.hero::after{
  content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(129,140,248,.5),transparent 70%);
}
.hero .eyebrow{font-size:11.5px;font-weight:800;letter-spacing:.24em;color:#a5b4fc;margin-bottom:8px}
.hero h2{font-size:25px;font-weight:800;letter-spacing:-.02em;margin-bottom:6px}
.hero p{color:#c7d2fe;font-size:14px;max-width:640px}
.hero .meta{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:12.5px;font-weight:600;border-radius:999px;padding:5px 13px;
}

/* ---------- cards & grids ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-bottom:22px}
.card{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:20px 22px;position:relative;
}
.card h3{font-size:15px;font-weight:800;letter-spacing:-.01em;margin-bottom:4px}
.card .sub{font-size:12.5px;color:var(--muted);margin-bottom:12px}
.kpi-card{overflow:hidden}
.kpi-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--c,var(--accent))}
.kpi-card .k-label{font-size:13px;font-weight:600;color:var(--muted)}
.kpi-card .k-value{font-size:30px;font-weight:800;letter-spacing:-.03em;margin:6px 0 2px;font-variant-numeric:tabular-nums}
.kpi-card .k-value small{font-size:14px;font-weight:600;color:var(--faint);margin-left:2px}
.kpi-card .k-delta{font-size:12.5px;font-weight:700}
.k-delta.up{color:#059669}.k-delta.down{color:#e11d48}.k-delta.flat{color:var(--faint)}
.grid-2{display:grid;grid-template-columns:1.35fr 1fr;gap:14px;margin-bottom:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:14px}
.grid-even{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.chart-box{position:relative;height:300px}
.chart-box.sm{height:250px}

/* ---------- tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
thead th{
  background:#f8fafc;text-align:left;font-size:12px;font-weight:700;color:var(--muted);
  padding:11px 14px;white-space:nowrap;letter-spacing:.02em;
}
tbody td{padding:11px 14px;border-top:1px solid var(--line);vertical-align:middle}
tbody tr:hover{background:#f8faff}
.tbl-note{font-size:12.5px;color:var(--faint);margin-top:10px;text-align:right}
.badge{
  display:inline-block;font-size:11.5px;font-weight:700;border-radius:999px;padding:3px 10px;
  background:var(--accent-soft);color:var(--accent-ink);white-space:nowrap;
}
.badge.green{background:#ecfdf5;color:#047857}
.badge.amber{background:#fffbeb;color:#b45309}
.badge.rose{background:#fff1f2;color:#be123c}
.badge.sky{background:#f0f9ff;color:#0369a1}
.badge.slate{background:#f1f5f9;color:#475569}
.badge.violet{background:#f5f3ff;color:#6d28d9}

/* ---------- schedule / recent ---------- */
.sched-item{display:flex;gap:14px;padding:13px 4px;border-bottom:1px solid var(--line);align-items:center}
.sched-item:last-child{border-bottom:0}
.sched-date{
  flex:0 0 56px;width:56px;height:60px;border-radius:12px;background:var(--accent-soft);
  display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--accent-ink);
}
.sched-date b{font-size:19px;line-height:1.1}
.sched-date span{font-size:10.5px;font-weight:700}
.sched-item .t{font-weight:700;font-size:14px}
.sched-item .d{font-size:12.5px;color:var(--muted)}
.recent-item{display:flex;gap:12px;padding:12px 4px;border-bottom:1px solid var(--line);align-items:flex-start}
.recent-item:last-child{border-bottom:0}
.recent-dot{flex:0 0 10px;width:10px;height:10px;border-radius:50%;margin-top:7px;background:var(--c,var(--accent))}
.recent-item .t{font-weight:600;font-size:13.5px}
.recent-item .d{font-size:12.5px;color:var(--muted)}
.empty{padding:34px 10px;text-align:center;color:var(--faint);font-size:13.5px}

/* ---------- awards / projects ---------- */
.award-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.medal{
  width:46px;height:46px;border-radius:14px;flex:0 0 46px;display:flex;align-items:center;justify-content:center;
  font-size:22px;background:#fffbeb;
}
.award-card{display:flex;gap:14px;align-items:flex-start}
.award-card .t{font-weight:700;font-size:14px}
.award-card .d{font-size:12.5px;color:var(--muted);margin-top:2px}
.proj{border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:12px}
.proj:last-child{margin-bottom:0}
.proj-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.proj-head .t{font-weight:800;font-size:14.5px}
.proj .d{font-size:13px;color:var(--muted)}
.progress{height:8px;border-radius:99px;background:#eef1f7;margin-top:12px;overflow:hidden}
.progress i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),#8b5cf6)}

/* ---------- forms / modal ---------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;background:#fff;
}
.field textarea{resize:vertical;min-height:80px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:#fff;font-weight:700;font-size:14px;
  border-radius:12px;padding:11px 22px;transition:background .15s;
}
.btn:hover{background:var(--accent-ink)}
.btn.ghost{background:#eef1f7;color:var(--ink)}
.btn.ghost:hover{background:#e2e8f0}
.btn.sm{padding:8px 14px;font-size:13px;border-radius:10px}
.modal-backdrop{
  position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(3px);
  display:none;align-items:center;justify-content:center;z-index:100;padding:18px;
}
.modal-backdrop.open{display:flex;animation:fadeUp .2s ease}
.modal{background:#fff;border-radius:20px;width:100%;max-width:560px;max-height:92vh;overflow-y:auto;padding:26px 28px;box-shadow:0 24px 64px -16px rgba(15,23,42,.4)}
.modal.wide{max-width:700px}
.modal h3{font-size:18px;font-weight:800;margin-bottom:4px}
.modal .sub{font-size:13px;color:var(--muted);margin-bottom:18px}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
/* 입력 권한 체크박스 그리드 (회원 승인 팝업·회원 목록) */
.perm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px 12px;margin-top:10px}
.perm-grid label{display:flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--ink);
  background:#f8fafc;border:1px solid var(--line);border-radius:9px;padding:8px 10px;cursor:pointer;white-space:nowrap}
.perm-grid label:has(input:checked){background:#eef0ff;border-color:var(--accent);color:var(--accent-ink)}
.perm-grid input{width:auto;margin:0;accent-color:var(--accent);cursor:pointer}
.perm-grid input:disabled{cursor:not-allowed}

/* ---------- misc ---------- */
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:4px 0 16px;flex-wrap:wrap}
.section-head h2{font-size:20px;font-weight:800;letter-spacing:-.02em}
.section-head p{font-size:13px;color:var(--muted)}
.search{border:1px solid var(--line);border-radius:10px;padding:9px 14px;font-size:14px;min-width:240px;background:#fff}
.report-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.report-card{display:flex;gap:16px;align-items:center}
.report-icon{width:52px;height:52px;flex:0 0 52px;border-radius:14px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:24px}
.report-card .t{font-weight:800;font-size:14.5px}
.report-card .d{font-size:12.5px;color:var(--muted);margin:2px 0 10px}
.foot{margin:26px 0 8px;text-align:center;font-size:12px;color:var(--faint)}
.sidebar-backdrop{display:none}
.stat-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.stat-pill{background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 18px;box-shadow:var(--shadow-sm)}
.stat-pill b{font-size:18px;font-variant-numeric:tabular-nums}
.stat-pill span{display:block;font-size:11.5px;color:var(--muted);font-weight:600}

/* ---------- Refero 리서치 반영: 모던 대시보드 패턴 ---------- */
/* 숫자 모노스페이스 (Fingerprint식 자리수 정렬) */
.k-value,.stat-pill b,.sched-date b{font-family:'JetBrains Mono','Pretendard Variable',Pretendard,monospace;letter-spacing:-.02em}

/* 카드 헤어라인 보더 (Mercury/Navan식) */
.card{border:1px solid var(--line)}

/* KPI 카드 v2: 아이콘 칩 + 대문자 라벨 + 델타 필 */
.kpi-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:2px}
.k-label{font-size:11.5px;font-weight:800;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.k-icon{width:38px;height:38px;border-radius:12px;flex:0 0 38px;display:flex;align-items:center;justify-content:center;
  font-size:19px;background:var(--ic,var(--accent-soft))}
.kpi-card .k-value{font-size:32px;font-weight:700;margin:8px 0 8px}
.k-delta{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;border-radius:999px;padding:3px 10px;white-space:nowrap}
.k-delta.up{background:#ecfdf5;color:#047857}
.k-delta.down{background:#fff1f2;color:#be123c}
.k-delta.flat{background:#f1f5f9;color:#64748b}
.kpi-card{transition:transform .15s ease,box-shadow .15s ease}
.kpi-card:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(16,24,40,.06),0 16px 36px -14px rgba(16,24,40,.22)}

/* 카드 헤더 + 뷰 토글 (Fingerprint/Teachable식) */
.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px}
.card-head h3{margin-bottom:2px}
.card-head .sub{margin-bottom:0}
.view-toggle{display:inline-flex;background:#f1f5f9;border-radius:10px;padding:3px;gap:2px;flex-shrink:0}
.view-toggle button{font-size:12.5px;font-weight:700;color:var(--muted);padding:6px 12px;border-radius:8px;transition:all .15s}
.view-toggle button.active{background:#fff;color:var(--ink);box-shadow:var(--shadow-sm)}

/* 필터 칩 행 (Zendesk/Navan식) */
.chip-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.fchip{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--muted);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;transition:all .15s}
.fchip:hover{border-color:#c7d2fe;color:var(--ink)}
.fchip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.fchip .n{font-size:11px;font-weight:800;background:#f1f5f9;border-radius:20px;padding:1px 7px;color:var(--muted)}
.fchip.active .n{background:rgba(255,255,255,.18);color:#fff}

/* 알림 배너 (Teachable식) */
.notice-banner{display:flex;gap:10px;align-items:center;background:#fffbeb;border:1px solid #fde68a;color:#92400e;
  border-radius:12px;padding:10px 14px;font-size:13px;margin-bottom:0;font-weight:600}

/* 활동 피드 (Teachable 라이브 피드식) */
.recent-item{gap:12px;padding:13px 4px}
.recent-dot{flex:0 0 34px;width:34px;height:34px;border-radius:11px;margin-top:0;display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb,var(--c,var(--accent)) 12%,#fff);font-size:15px}
.recent-item .t{font-weight:700;font-size:13.5px}
.recent-item .d{font-size:12px;color:var(--muted);margin-top:2px}
.recent-item time{margin-left:auto;flex-shrink:0;font-size:11.5px;color:var(--faint);font-weight:600}

/* 빈 상태 (Monarch Money식) */
.empty{padding:40px 10px}
.empty .e-ico{font-size:30px;display:block;margin-bottom:10px;opacity:.55}
.empty b{display:block;color:var(--muted);font-size:14px;margin-bottom:4px}

/* 테이블 행 호버 + 상태 필 (Shopify식 헤어라인) */
tbody tr{transition:background .12s}
.badge{font-size:11px;padding:4px 11px;letter-spacing:.01em}

/* 대시보드 히어로 리파인 */
.hero{border:1px solid rgba(255,255,255,.12)}
.hero .meta{margin-top:12px}

/* 숫자 전용 셀: 줄바꿈 방지 + 가운데 정렬 */
td.num{white-space:nowrap;text-align:center;font-variant-numeric:tabular-nums}

/* 학과 선택 박스 (클릭 → 학과별 상세 통계) */
.dept-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0 4px}
.dept-box{background:#f8fafc;border:2px solid var(--line);border-radius:14px;padding:16px 12px;
  cursor:pointer;transition:all .15s;text-align:center}
.dept-box:hover{border-color:#c7d2fe;transform:translateY(-2px)}
.dept-box.active{border-color:var(--accent);background:#eef0ff;box-shadow:var(--shadow-sm)}
.dept-box .d-name{font-size:13.5px;font-weight:800;margin-bottom:6px}
.dept-box.active .d-name{color:var(--accent-ink)}
.dept-box .d-num{font-size:26px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.dept-box .d-num small{font-size:12px;color:var(--muted);font-weight:600;margin-left:2px}
.dept-box .d-sub{font-size:12px;color:var(--muted);font-weight:600;margin-top:2px}
#deptDetail{margin:14px 0 18px}
#deptDetail:empty{margin:0}
.dept-detail-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.dept-detail-head h4{font-size:16px;font-weight:800;margin:0}
@media (max-width:860px){.dept-grid{grid-template-columns:repeat(2,1fr)}}

/* 학급별 표: 학과명은 한 줄 표시, 좁은 열(학년·반·담임·부담임) 여백 축소 */
.class-table th.col-dept, .class-table td.col-dept{white-space:nowrap;font-weight:600;
  padding-left:18px;padding-right:18px}
.class-table th.narrow, .class-table td.narrow{padding-left:6px;padding-right:6px}

/* 드롭다운 체크박스 (대상 다중 선택) */
.dd-check{position:relative}
.dd-check-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:13.5px;color:var(--ink);cursor:pointer;text-align:left}
.dd-check-btn:hover{border-color:#c7d2fe}
.dd-check-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.dd-check-caret{color:var(--faint);font-size:12px;flex:none}
.dd-check-panel{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:60;background:#fff;
  border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px rgba(15,23,42,.13);
  padding:8px;display:flex;flex-direction:column;gap:4px}
.dd-check-panel .chk{display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--ink);
  padding:8px 10px;border-radius:8px;cursor:pointer;margin:0}
.dd-check-panel .chk:hover{background:#f8fafc}
.dd-check-panel .chk:has(input:checked){background:#eef0ff;color:var(--accent-ink)}
.dd-check-panel .chk input{width:auto;margin:0;accent-color:var(--accent);cursor:pointer}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .kpi-grid{grid-template-columns:repeat(3,1fr)}
  .award-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .grid-2,.grid-even{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .sidebar{transform:translateX(-105%);width:270px}
  .sidebar.open{transform:none;box-shadow:24px 0 60px rgba(0,0,0,.35)}
  .sidebar-backdrop{display:block;position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:55;opacity:0;pointer-events:none;transition:opacity .25s}
  .sidebar-backdrop.show{opacity:1;pointer-events:auto}
  .main{margin-left:0}
  .hamburger{display:block}
  .content{padding:18px 14px}
  .topbar{padding:10px 14px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3,.report-grid{grid-template-columns:1fr}
  .award-grid{grid-template-columns:1fr}
  .hero{padding:22px}
  .hero h2{font-size:21px}
  .form-grid{grid-template-columns:1fr}
  .top-controls{width:100%;margin-left:0}
}