/* 교재생성기 웹 — 로그인·가입·관리 화면. 본체 app.css 의 잉크(남색)·종이·인주 색을 그대로 쓴다. */
[hidden] { display: none !important; }

:root {
  --ink: #14243F;
  --ink-2: #1A2C4C;
  --ink-line: rgba(255, 255, 255, .12);
  --fg: #E9EEF6;
  --fg-dim: #97A9C4;
  --paper: #FBFAF6;
  --paper-2: #F1F0E8;
  --paper-line: #D9D7CB;
  --paper-ink: #16160F;
  --paper-dim: #6E6B5E;
  --seal: #C0392B;
  --seal-lift: #D9543F;
  --rule: #2B5CA8;
  --ok: #2E7D4F;
  --ui: 'Malgun Gothic', '맑은 고딕', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

body {
  background: var(--ink);
  background-image: radial-gradient(ellipse at 50% -10%, #22406E 0%, var(--ink) 60%);
  color: var(--fg);
  font: 15px/1.55 var(--ui);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

/* ── 로그인·가입 카드 ─────────────────────────────── */

.gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.card {
  width: 100%;
  max-width: 400px;
  background: var(--paper);
  color: var(--paper-ink);
  border-radius: 6px;
  padding: 32px 28px 26px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
}

.card__brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 4px;
}
.card__brand b { font-size: 22px; letter-spacing: -.02em; }
.card__brand span {
  font-size: 12px;
  color: var(--seal);
  border: 1px solid var(--seal);
  border-radius: 3px;
  padding: 0 6px;
  line-height: 18px;
}
.card__sub { margin: 0 0 22px; font-size: 13px; color: var(--paper-dim); }
.card__rule { border: 0; border-top: 2px solid var(--rule); margin: 0 0 22px; width: 36px; }

.fld { display: block; margin: 0 0 14px; }
.fld__label { display: block; font-size: 13px; font-weight: 700; margin: 0 0 6px; }
.fld__hint { display: block; font-size: 12px; color: var(--paper-dim); margin-top: 5px; }

.inp {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--paper-line);
  border-radius: 4px;
  background: #fff;
  font: inherit;
  color: var(--paper-ink);
}
.inp:focus { outline: 2px solid var(--rule); outline-offset: -1px; border-color: var(--rule); }

.branches { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.branches label { position: relative; }
.branches input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.branches span {
  display: block;
  text-align: center;
  height: 38px;
  line-height: 36px;
  border: 1px solid var(--paper-line);
  border-radius: 4px;
  background: #fff;
  font-size: 14px;
  cursor: pointer;
}
.branches input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; font-weight: 700; }
.branches input:focus-visible + span { outline: 2px solid var(--rule); outline-offset: 1px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 4px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.btn--primary { width: 100%; background: var(--seal); color: #fff; margin-top: 6px; }
.btn--primary:hover { background: var(--seal-lift); }
.btn:disabled { opacity: .55; cursor: default; }

.msg { font-size: 13px; margin: 12px 0 0; padding: 10px 12px; border-radius: 4px; }
.msg--err { background: #FBE9E6; color: #9B2A1E; }
.msg--ok { background: #E6F2EA; color: #1F5C39; }

.card__foot { margin: 20px 0 0; padding-top: 16px; border-top: 1px solid var(--paper-line); font-size: 13px; color: var(--paper-dim); text-align: center; }
.card__foot a { color: var(--rule); font-weight: 700; text-decoration: none; }
.card__foot a:hover { text-decoration: underline; }

/* ── 관리자 화면 ─────────────────────────────────── */

.admin { max-width: 980px; margin: 0 auto; padding: 24px 16px 60px; }

.admin__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-bottom: 22px;
}
.admin__bar h1 { font-size: 20px; margin: 0; flex: 1 1 auto; }
.admin__bar h1 em { font-style: normal; font-size: 13px; color: var(--fg-dim); font-weight: 400; margin-left: 8px; }

.lnk {
  background: none;
  border: 1px solid var(--ink-line);
  color: var(--fg);
  border-radius: 4px;
  height: 34px;
  padding: 0 12px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.lnk:hover { border-color: rgba(255, 255, 255, .35); }
.lnk:disabled { opacity: .5; cursor: default; }

.panel {
  background: var(--paper);
  color: var(--paper-ink);
  border-radius: 6px;
  padding: 18px 20px;
  margin-bottom: 18px;
}
.panel h2 { font-size: 15px; margin: 0 0 12px; display: flex; align-items: center; gap: 8px; }
.panel h2 .cnt { font-size: 12px; background: var(--seal); color: #fff; border-radius: 10px; padding: 0 8px; line-height: 20px; }
.panel h2 .cnt--zero { background: var(--paper-line); color: var(--paper-dim); }
.panel__empty { color: var(--paper-dim); font-size: 13px; margin: 4px 0; }
.panel__tools { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }

.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--paper-line); white-space: nowrap; }
th { font-size: 12px; color: var(--paper-dim); font-weight: 700; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.acts { text-align: right; }
td.acts .btn { height: 30px; padding: 0 12px; font-size: 13px; margin-left: 4px; }
.btn--ok { background: var(--ink); color: #fff; }
.btn--danger { background: #fff; color: var(--seal); border: 1px solid var(--seal); }
.btn--danger:hover { background: #FBE9E6; }
.tag { font-size: 11px; background: var(--ink); color: #fff; padding: 1px 6px; border-radius: 3px; margin-left: 6px; }
.sel { height: 30px; border: 1px solid var(--paper-line); border-radius: 4px; font: inherit; font-size: 13px; padding: 0 6px; background: #fff; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: var(--paper-ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 4px;
  font-size: 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .3);
  max-width: calc(100vw - 32px);
}
.toast--err { background: #9B2A1E; }

@media (max-width: 520px) {
  .card { padding: 26px 20px 22px; }
  th, td { padding: 8px 6px; }
}