:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --line: #e4e8ed;
  --ink: #1f2933;
  --muted: #7b8794;
  --brand: #2563eb;
  --danger: #c0392b;
  --ok: #2e7d32;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Apple SD Gothic Neo", "맑은 고딕", "Malgun Gothic", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex; align-items: center; gap: 20px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  padding: 0 24px; height: 56px;
}
.topbar .brand { font-weight: 700; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a { padding: 8px 12px; border-radius: 8px; color: var(--ink); }
.topbar nav a.active { background: #eef2ff; color: var(--brand); }
.topbar .who { display: flex; align-items: center; gap: 12px; color: var(--muted); }
.topbar .who .logout { color: var(--muted); }

.container { max-width: 880px; margin: 28px auto; padding: 0 20px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 14px; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.flash.ok { background: #e8f5e9; color: var(--ok); }
.flash.error { background: #fdecea; color: var(--danger); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.card-num { font-size: 24px; font-weight: 700; }
.card-label { color: var(--muted); font-size: 13px; margin: 4px 0 10px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-bottom: 18px; }

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], select {
  width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 14px; color: var(--ink); background: #fff; margin-top: 4px;
}
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.checks { display: flex; gap: 18px; flex-wrap: wrap; margin: 8px 0 14px; }
.checks label { display: flex; align-items: center; gap: 6px; color: var(--ink); margin: 0; }
.checks input { width: auto; margin: 0; }

button {
  background: var(--brand); color: #fff; border: none; border-radius: 8px;
  padding: 9px 16px; font-size: 14px; cursor: pointer;
}
button:hover { opacity: .92; }
button.danger { background: #fff; color: var(--danger); border: 1px solid var(--danger); }

.inline-form { display: flex; gap: 10px; align-items: center; }
.inline-form input { margin: 0; max-width: 320px; }

.recipient-form.row { border-top: 1px solid var(--line); padding-top: 14px; margin-top: 14px; }
.recipient-form.row.off { opacity: .55; }
.del-form { margin: -6px 0 4px; }

.list { width: 100%; border-collapse: collapse; }
.list th, .list td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
.list th { color: var(--muted); font-weight: 600; }
.badge { background: #eef2ff; color: var(--brand); border-radius: 6px; padding: 1px 7px; font-size: 12px; }

.login-card {
  max-width: 360px; margin: 80px auto; background: var(--panel);
  border: 1px solid var(--line); border-radius: 14px; padding: 32px;
}
.login-card h1 { text-align: center; }
.login-card label { margin-bottom: 12px; }
.login-card button { width: 100%; margin-top: 8px; padding: 11px; }

@media (max-width: 620px) {
  .cards { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
}