:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e2e5ea;
  --border-strong: #cfd4dc;
  --text: #1c2129;
  --text-2: #4b5563;
  --text-3: #6b7280;
  --accent: #3b5bdb;
  --accent-hover: #3249b8;
  --accent-soft: #e8edff;
  --danger: #d6336c;
  --danger-soft: #ffe8ef;
  --warn: #b7791f;
  --warn-soft: #fff4dc;
  --ok: #2b8a3e;
  --ok-soft: #e3f6e8;
  --muted-soft: #eef0f3;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, .18);
  --sidebar: 224px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418;
    --surface: #1a1e24;
    --surface-2: #222730;
    --border: #2c323c;
    --border-strong: #3a4250;
    --text: #e8eaed;
    --text-2: #b4bac4;
    --text-3: #8b929e;
    --accent: #7c93ff;
    --accent-hover: #95a8ff;
    --accent-soft: #252d4d;
    --danger: #ff6b9a;
    --danger-soft: #3d1f2b;
    --warn: #f0b94a;
    --warn-soft: #3a2f17;
    --ok: #63c77a;
    --ok-soft: #1c3423;
    --muted-soft: #262b33;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}

* { 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;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.3; }
h1 { font-size: 22px; font-weight: 700; }
h2 { font-size: 16px; font-weight: 650; }
h3 { font-size: 14px; font-weight: 650; }
.boot { padding: 48px; text-align: center; color: var(--text-3); }

/* ---------- 레이아웃 ---------- */
.shell { display: grid; grid-template-columns: var(--sidebar) 1fr; min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh;
  background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 18px 12px;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 8px; background: var(--accent); color: #fff;
  display: grid; place-items: center; font-weight: 800;
}
.brand-name { font-weight: 750; letter-spacing: .02em; }
.brand-sub { font-size: 11px; color: var(--text-3); }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--text-2); font-weight: 500;
}
.nav a:hover { background: var(--surface-2); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.nav .nav-sep { margin: 12px 10px 4px; font-size: 11px; color: var(--text-3); font-weight: 600; }
.nav svg { width: 17px; height: 17px; flex: none; }
.sidebar-foot { margin-top: auto; border-top: 1px solid var(--border); padding: 12px 8px 0; }
.me-name { font-weight: 650; }
.me-roles { font-size: 12px; color: var(--text-3); margin: 2px 0 8px; }
.env-badge { display: inline-block; font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--warn-soft); color: var(--warn); margin-bottom: 8px; }

.main { min-width: 0; }
.topbar { display: none; }
.content { max-width: 1240px; margin: 0 auto; padding: 28px 32px 64px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .sub { color: var(--text-3); margin-top: 4px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.crumb { font-size: 13px; color: var(--text-3); margin-bottom: 6px; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; width: 260px; z-index: 40;
    transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow-lg);
  }
  .shell.nav-open .sidebar { transform: none; }
  .topbar {
    display: flex; align-items: center; gap: 10px; padding: 10px 16px;
    background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 30;
  }
  .content { padding: 20px 16px 48px; }
}

/* ---------- 카드·그리드 ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.card-head .hint { font-size: 12px; color: var(--text-3); font-weight: 400; }
.card-body { padding: 16px 18px; }
.card-body.flush { padding: 0; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 720px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.stack { display: flex; flex-direction: column; gap: 16px; }
.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.spacer { flex: 1; }

.stat { padding: 16px 18px; }
.stat-label { color: var(--text-3); font-size: 13px; }
.stat-value { font-size: 28px; font-weight: 750; margin-top: 2px; font-variant-numeric: tabular-nums; }
.stat-value small { font-size: 14px; font-weight: 500; color: var(--text-3); margin-left: 4px; }
.stat-detail { font-size: 12px; color: var(--text-3); margin-top: 2px; }

.bars { display: flex; flex-direction: column; gap: 10px; }
.bar-row { display: grid; grid-template-columns: 96px 1fr 36px; align-items: center; gap: 10px; font-size: 13px; }
.bar-track { height: 8px; background: var(--surface-2); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent); border-radius: 99px; }
.bar-num { text-align: right; font-variant-numeric: tabular-nums; color: var(--text-2); }

/* ---------- 표 ---------- */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; white-space: nowrap; }
.table td.wrap { white-space: normal; }
.table th { font-size: 12px; font-weight: 600; color: var(--text-3); background: var(--surface-2); position: sticky; top: 0; }
.table tbody tr:last-child td { border-bottom: 0; }
.table tr.clickable { cursor: pointer; }
.table tr.group-row td { background: var(--surface-2); font-size: 12px; font-weight: 650; color: var(--text-2); padding-top: 6px; padding-bottom: 6px; }
.table tr.clickable:hover td { background: var(--surface-2); }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .muted { color: var(--text-3); }
.empty { padding: 28px; text-align: center; color: var(--text-3); }

dl.kv { display: grid; grid-template-columns: 120px 1fr; gap: 8px 16px; margin: 0; }
dl.kv dt { color: var(--text-3); }
dl.kv dd { margin: 0; word-break: break-all; }

/* ---------- 배지·칩 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border-radius: 99px;
  font-size: 12px; font-weight: 600; line-height: 20px; background: var(--muted-soft); color: var(--text-2); white-space: nowrap;
}
.badge.full, .badge.ok, .badge.present { background: var(--ok-soft); color: var(--ok); }
.badge.provisional, .badge.info { background: var(--accent-soft); color: var(--accent); }
.badge.pending, .badge.warn, .badge.caution, .badge.excused, .badge.proxy { background: var(--warn-soft); color: var(--warn); }
.badge.inactive, .badge.muted { background: var(--muted-soft); color: var(--text-3); }
.badge.danger, .badge.warning, .badge.expulsion, .badge.absent, .badge.delete, .badge.purge { background: var(--danger-soft); color: var(--danger); }
.badge.insert { background: var(--ok-soft); color: var(--ok); }
.badge.update { background: var(--accent-soft); color: var(--accent); }
.badge.export { background: var(--warn-soft); color: var(--warn); }
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip { font-size: 12px; padding: 1px 8px; border-radius: 4px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); white-space: nowrap; }
.chip.admin { border-color: transparent; background: var(--accent-soft); color: var(--accent); }

/* ---------- 버튼·입력 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 34px; padding: 0 14px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.danger { color: var(--danger); border-color: var(--danger); background: transparent; }
.btn.danger.solid { background: var(--danger); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--text-2); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { height: 28px; padding: 0 10px; font-size: 13px; }
.btn.xs { height: 24px; padding: 0 8px; font-size: 12px; }
.icon-btn { width: 34px; padding: 0; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm); padding: 7px 10px; min-height: 34px;
}
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
textarea { resize: vertical; min-height: 72px; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.toolbar input[type=search] { min-width: 220px; flex: 1; max-width: 340px; }
.segmented { display: inline-flex; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); overflow: hidden; }
.segmented button { border: 0; background: var(--surface); padding: 0 12px; height: 32px; font: inherit; color: var(--text-2); cursor: pointer; border-left: 1px solid var(--border); }
.segmented button:first-child { border-left: 0; }
.segmented button.on { background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.segmented .n { font-size: 11px; color: var(--text-3); margin-left: 3px; }

/* ---------- 폼 대화상자 ---------- */
dialog.modal {
  border: 0; padding: 0; border-radius: 14px; width: min(560px, calc(100vw - 32px));
  background: var(--surface); color: var(--text); box-shadow: var(--shadow-lg);
}
dialog.modal::backdrop { background: rgba(10, 14, 20, .45); }
.modal-head { padding: 18px 22px 0; }
.modal-head p { margin: 6px 0 0; color: var(--text-3); }
.modal-body { padding: 16px 22px; display: flex; flex-direction: column; gap: 14px; max-height: 65vh; overflow-y: auto; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 14px 22px 18px; border-top: 1px solid var(--border); }
.field { display: flex; flex-direction: column; gap: 5px; }
.field > label { font-size: 13px; font-weight: 600; color: var(--text-2); }
.field .req { color: var(--danger); margin-left: 2px; }
.field .help { font-size: 12px; color: var(--text-3); }
.field.check { flex-direction: row; align-items: flex-start; gap: 8px; }
.field.check input { min-height: auto; margin-top: 3px; }
.field.check label { font-weight: 500; }
.field select[size] { min-height: 150px; }
.rows-editor { display: flex; flex-direction: column; gap: 6px; }
.rows-head, .rows-row { display: grid; grid-template-columns: repeat(var(--cols), minmax(0, 1fr)) 28px; gap: 6px; align-items: center; }
.rows-head span { font-size: 12px; color: var(--text-3); }
.rows-row input { min-width: 0; width: 100%; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-error { background: var(--danger-soft); color: var(--danger); padding: 8px 12px; border-radius: var(--radius-sm); font-size: 13px; }

/* ---------- 토스트 ---------- */
#toasts { position: fixed; right: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 100; }
.toast {
  background: var(--text); color: var(--surface); padding: 10px 16px; border-radius: 8px; box-shadow: var(--shadow-lg);
  font-size: 13px; max-width: 360px; animation: toast-in .18s ease-out;
}
.toast.error { background: var(--danger); color: #fff; }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } }

/* ---------- 로그인 ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.login-card { width: min(440px, 100%); padding: 28px; }
.login-card .brand { padding: 0 0 18px; }
.login-card form { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.login-notice { margin-top: 20px; padding: 12px 14px; background: var(--surface-2); border-radius: var(--radius-sm); font-size: 12px; color: var(--text-2); line-height: 1.6; }
.login-notice strong { color: var(--text); }
.divider { display: flex; align-items: center; gap: 10px; color: var(--text-3); font-size: 12px; margin: 6px 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.dev-users { display: flex; flex-direction: column; gap: 6px; margin-top: 12px; max-height: 300px; overflow-y: auto; }
.dev-user { display: flex; justify-content: space-between; align-items: center; gap: 12px; text-align: left; height: auto; padding: 10px 12px; }
.dev-user .r { font-size: 12px; color: var(--text-3); font-weight: 400; }

/* ---------- 조직도 ---------- */
.org-top { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.person-card { padding: 12px 16px; min-width: 180px; text-align: center; }
.person-card .role { font-size: 12px; color: var(--accent); font-weight: 650; }
.person-card .name { font-weight: 650; font-size: 15px; }
.person-card .club { font-size: 12px; color: var(--text-3); }
.org-connector { width: 2px; height: 20px; background: var(--border-strong); margin: 0 auto; }
.team-card .card-head { align-items: flex-start; }
.team-desc { font-size: 12px; color: var(--text-3); margin-top: 2px; font-weight: 400; }
.team-people { list-style: none; margin: 0; padding: 0; }
.team-people li { display: flex; align-items: center; gap: 8px; padding: 8px 18px; border-top: 1px solid var(--border); }
.team-people li:first-child { border-top: 0; }
.team-people .who { flex: 1; min-width: 0; }
.team-people .who small { color: var(--text-3); margin-left: 6px; }
.lead-tag { font-size: 11px; font-weight: 700; color: var(--accent); background: var(--accent-soft); padding: 0 6px; border-radius: 4px; }

/* ---------- 이력 diff ---------- */
.diff { width: 100%; border-collapse: collapse; font-size: 12px; }
.diff td, .diff th { padding: 4px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; word-break: break-all; white-space: pre-wrap; }
.diff th { color: var(--text-3); font-weight: 600; width: 140px; }
.diff .before { background: var(--danger-soft); }
.diff .after { background: var(--ok-soft); }
.log-detail td { background: var(--surface-2); white-space: normal; }

.muted { color: var(--text-3); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; }
.notice { padding: 10px 14px; border-radius: var(--radius-sm); background: var(--warn-soft); color: var(--warn); font-size: 13px; }
.notice.info { background: var(--accent-soft); color: var(--accent); }
.section-title { display: flex; align-items: center; gap: 8px; }
.list-plain { list-style: none; margin: 0; padding: 0; }
.list-plain li { padding: 8px 0; border-top: 1px solid var(--border); }
.list-plain li:first-child { border-top: 0; }
.denied { max-width: 520px; margin: 80px auto; text-align: center; }
.denied p { color: var(--text-2); }