:root {
  --bg: #f4f6f9; --card: #fff; --text: #1d2433; --muted: #6b7385; --line: #e3e7ee;
  --brand: #2456c7; --brand-soft: #e8eefb;
  --ok: #157347; --ok-soft: #e3f4ea; --warn: #9a6200; --warn-soft: #fff3d6;
  --danger: #b42318; --danger-soft: #fdecea; --info: #175cd3; --info-soft: #e7efff;
  --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.35rem; margin: 0 0 .75rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 .6rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; }
.muted { color: var(--muted); font-size: .9rem; }
.small { font-size: .85rem; }

/* 상단 */
.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top-in { max-width: 1200px; margin: 0 auto; padding: .6rem 1rem; display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.logo { font-weight: 700; color: var(--text); }
.top nav { display: flex; gap: .2rem; flex-wrap: wrap; flex: 1; }
.top nav a { padding: .35rem .6rem; border-radius: 8px; color: var(--text); font-size: .92rem; white-space: nowrap; }
.top nav a.on, .top nav a:hover { background: var(--brand-soft); color: var(--brand); text-decoration: none; }
.who { font-size: .85rem; color: var(--muted); display: flex; gap: .6rem; align-items: center; }

main { max-width: 1200px; margin: 0 auto; padding: 1rem; }
main.narrow { max-width: 560px; }

/* 카드 */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; }
.card.tight { padding: .75rem 1rem; }
.grid { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); margin-bottom: 1rem; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; display: block; color: var(--text); }
.stat:hover { border-color: var(--brand); text-decoration: none; }
.stat .n { font-size: 1.7rem; font-weight: 700; line-height: 1.2; }
.stat .l { color: var(--muted); font-size: .88rem; }
.stat.alert .n { color: var(--danger); }

/* 목록(휴대폰) */
.list { list-style: none; margin: 0; padding: 0; }
.list li { border-top: 1px solid var(--line); }
.list li:first-child { border-top: 0; }
.row-link { display: flex; justify-content: space-between; align-items: center; gap: .75rem; padding: .8rem .2rem; color: var(--text); }
.row-link:hover { text-decoration: none; background: #fafbfd; }
.row-main { font-weight: 600; }
.row-sub { color: var(--muted); font-size: .88rem; }

/* 표 */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; background: var(--card); }
th, td { padding: .5rem .6rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; white-space: nowrap; }
th { background: #f8f9fb; font-weight: 600; color: #3c4456; position: sticky; top: 0; }
td.wrap { white-space: normal; min-width: 180px; }
tr.hl td { background: #fffbea; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* 배지 */
.badge { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .8rem; font-weight: 600; background: #eef0f4; color: #4b5263; white-space: nowrap; }
.b-ok { background: var(--ok-soft); color: var(--ok); }
.b-warn { background: var(--warn-soft); color: var(--warn); }
.b-danger { background: var(--danger-soft); color: var(--danger); }
.b-info { background: var(--info-soft); color: var(--info); }

/* 폼 */
label { display: block; font-weight: 600; font-size: .92rem; margin: .7rem 0 .25rem; }
input[type=text], input[type=password], input[type=number], input[type=date], input[type=time], input[type=month],
input[type=file], input:not([type]), select, textarea {
  width: 100%; padding: .65rem .75rem; border: 1px solid #cfd5df; border-radius: 10px; font: inherit; background: #fff;
}
textarea { min-height: 80px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); }
.check { display: flex; align-items: center; gap: .5rem; font-weight: 500; }
.check input { width: auto; }
.errorlist { color: var(--danger); margin: .25rem 0; padding-left: 1rem; font-size: .88rem; }
.helptext { color: var(--muted); font-size: .82rem; display: block; margin-top: .2rem; }
.filters { display: flex; flex-wrap: wrap; gap: .5rem; align-items: flex-end; }
.filters > div { min-width: 140px; flex: 1; }
.filters label { margin-top: 0; }
.inline { display: inline; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }

/* 버튼 */
.btn { display: inline-block; border: 1px solid #cfd5df; background: #fff; color: var(--text); padding: .6rem 1rem; border-radius: 10px; font: inherit; font-weight: 600; cursor: pointer; text-align: center; }
.btn:hover { text-decoration: none; border-color: var(--brand); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn.danger { background: #fff; border-color: var(--danger); color: var(--danger); }
.btn.sm { padding: .3rem .65rem; font-size: .85rem; border-radius: 8px; }
.btn.block { display: block; width: 100%; }
.btn.big { padding: .9rem 1rem; font-size: 1.05rem; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }

/* 메시지 */
.msg { padding: .7rem 1rem; border-radius: 10px; margin-bottom: .75rem; }
.msg.success { background: var(--ok-soft); color: var(--ok); }
.msg.error { background: var(--danger-soft); color: var(--danger); }
.msg.info, .msg.warning { background: var(--warn-soft); color: var(--warn); }

/* 근태 카드(휴대폰) */
.times { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin: .75rem 0; }
.times div { background: #f6f8fb; border-radius: 10px; padding: .6rem .75rem; }
.times b { display: block; font-size: 1.35rem; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; font-size: .92rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
details summary { cursor: pointer; font-weight: 600; padding: .3rem 0; }

/* 조직도 */
.tree { list-style: none; padding: 0; margin: 0; }
.tree a { display: flex; justify-content: space-between; padding: .4rem .5rem; border-radius: 8px; color: var(--text); }
.tree a.on, .tree a:hover { background: var(--brand-soft); text-decoration: none; }
.layout-side { display: grid; grid-template-columns: 300px 1fr; gap: 1rem; align-items: start; }

/* 캘린더 */
.cal { width: 100%; table-layout: fixed; }
.cal th { text-align: center; }
.cal td { height: 92px; white-space: normal; padding: .3rem; font-size: .8rem; }
.cal td.out { background: #fafbfc; }
.cal td.we .d { color: var(--danger); }
.cal td.today { outline: 2px solid var(--brand); outline-offset: -2px; }
.cal .d { font-weight: 700; margin-bottom: .2rem; }
.cal .ev { display: block; border-radius: 6px; padding: 0 .3rem; margin-bottom: 2px; background: var(--ok-soft); color: var(--ok); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cal .ev.req { background: var(--warn-soft); color: var(--warn); }
.cal-nav { display: flex; align-items: center; justify-content: space-between; margin-bottom: .5rem; }

/* 월별 근태 */
.sumgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; margin: .75rem 0; }
.sum { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: .55rem .7rem; }
.sum span { display: block; color: var(--muted); font-size: .8rem; }
.sum b { display: block; font-size: 1.2rem; font-variant-numeric: tabular-nums; }
.sum small { color: var(--muted); font-size: .78rem; }
.sum.big { grid-column: 1 / -1; background: var(--brand-soft); border-color: transparent; }
.sum.big b { font-size: 1.8rem; color: var(--brand); }
.sum.warn b { color: var(--danger); }
.day { display: flex; gap: .75rem; padding: .6rem 0; border-top: 1px solid var(--line); }
.day:first-child { border-top: 0; }
.day .dd { width: 2.4rem; text-align: center; flex: none; }
.day .dd b { display: block; font-size: 1.1rem; line-height: 1.2; }
.day .dd span { font-size: .78rem; color: var(--muted); }
.day.hol .dd b, .day.hol .dd span { color: var(--danger); }
.day .dbody { flex: 1; display: flex; flex-direction: column; gap: .15rem; }
.day .badge { margin-left: .2rem; }

.foot { text-align: center; color: var(--muted); font-size: .8rem; padding: 2rem 0; }

@media (max-width: 760px) {
  .layout-side { grid-template-columns: 1fr; }
  .top nav { order: 3; flex: 1 1 100%; overflow-x: auto; flex-wrap: nowrap; }
  .who { margin-left: auto; }
  .cal td { height: 64px; font-size: .7rem; }
  .cal .ev { padding: 0 .15rem; }
  .two { grid-template-columns: 1fr; }
}