:root {
  --bg: #f4f6f9; --card: #fff; --line: #dde2ea; --text: #1d2433; --muted: #6b7486;
  --primary: #2f6fde; --danger: #d9534f; --warn: #fff5d6;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Noto Sans JP", "Noto Sans KR", "Malgun Gothic", sans-serif;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.4rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.05rem; margin: .2rem 0 .8rem; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 1rem; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem;
  background: #1f2a44; color: #fff; padding: .6rem 1rem; position: sticky; top: 0; z-index: 10;
}
.topbar .brand { color: #fff; font-weight: 700; font-size: 1.1rem; }
.topbar nav { display: flex; flex-wrap: wrap; gap: .2rem; align-items: center; }
.topbar nav a, .topbar .linkbtn {
  color: #cfd7ea; padding: .35rem .7rem; border-radius: 6px; background: none; border: 0; font: inherit; cursor: pointer;
}
.topbar nav a.on, .topbar nav a:hover, .topbar .linkbtn:hover { background: #33415f; color: #fff; text-decoration: none; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; margin-bottom: 1rem; }
.flash { background: #e8f1ff; border: 1px solid #b9d2fb; padding: .6rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .85em; }
.neg { color: var(--danger); }
.preline { white-space: pre-line; }
.nowrap { white-space: nowrap; }
.page-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem; margin-bottom: .6rem; }
.page-head h1, .page-head h2 { margin: 0; }
.btn-row { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-block; padding: .45rem .9rem; border: 1px solid var(--line); border-radius: 7px; background: #fff;
  color: var(--text); font: inherit; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: #f0f3f8; text-decoration: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: #2459b8; }
.btn.danger { color: var(--danger); border-color: #efc4c3; }
.btn.small { padding: .2rem .55rem; font-size: .85rem; }
.btn.tiny { padding: .1rem .4rem; font-size: .8rem; }
.btn.full { width: 100%; }
.btn:disabled { opacity: .4; cursor: default; }
form.inline { display: inline; margin: 0; }
input, select, textarea {
  font: inherit; padding: .42rem .55rem; border: 1px solid #c9d0db; border-radius: 6px; background: #fff; width: 100%;
}
input[type=checkbox] { width: auto; }
input[type=file] { padding: .3rem; }
input.overridden { background: var(--warn); }
input.r, .r { text-align: right; }
.c { text-align: center; }
input.narrow { width: 8em; }
label { display: block; font-size: .88rem; color: #3b4458; }
label > input, label > select, label > textarea, label > .input-group { margin-top: .2rem; }
label.check { display: flex; gap: .4rem; align-items: center; margin: .5rem 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem 1rem; }
.form-grid .span2 { grid-column: 1 / -1; }
.form-grid h2 { margin: .6rem 0 0; }
.input-group { display: flex; gap: .3rem; align-items: center; }
.input-group input { flex: 1; }
.grid2 { display: grid; grid-template-columns: 1.3fr 1fr; gap: 1rem; }
.grid2 > .card { margin-bottom: 1rem; }
.filter { display: inline-flex; gap: .4rem; margin: 0 .4rem .7rem 0; }
.filter select { width: auto; }
.filter-row { display: flex; flex-wrap: wrap; }
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.data th, table.data td { padding: .45rem .5rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.data thead th { background: #f0f3f8; text-align: left; white-space: nowrap; }
table.data tfoot th { background: #fafbfd; text-align: left; }
table.data.num-right td:not(:first-child), table.data.num-right th:not(:first-child) { text-align: right; }
table.data.compact th, table.data.compact td { padding: .25rem .5rem; }
table.data tr.on td { background: #eef4ff; }
table.data tr.grand th { font-size: 1.05rem; border-top: 2px solid var(--text); }
table.data td.actions { white-space: nowrap; text-align: right; }
table.lines td { padding: .25rem; }
table.lines input { padding: .35rem .4rem; }
table.review input { min-width: 7em; padding: .3rem .4rem; }
table.review tr.dup td { background: #fff8e6; }
table.review tr.off td { opacity: .45; }
.tag { font-size: .7rem; color: #a06a00; }
.totals { max-width: 560px; margin-left: auto; }
.totals .row { display: flex; justify-content: space-between; align-items: center; padding: .45rem 0; border-bottom: 1px solid var(--line); gap: 1rem; }
.totals .row.grand { font-size: 1.2rem; border-bottom: 0; border-top: 2px solid var(--text); }
.totals select { width: auto; }
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .4rem 1rem; margin-bottom: 1rem; }
.kv span { display: block; font-size: .8rem; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 1rem; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: .8rem 1rem; }
.stat .label { font-size: .82rem; color: var(--muted); }
.stat .value { font-size: 1.35rem; font-weight: 700; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: .3rem 0; border-bottom: 1px solid var(--line); }
.login-box { max-width: 360px; margin: 12vh auto; }
.login-box form { display: grid; gap: .8rem; }
@media (max-width: 800px) {
  .grid2, .form-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .wrap { padding: .6rem; }
  .totals { max-width: none; }
  table.lines { min-width: 640px; }
}
.badge { display: inline-block; font-size: .72rem; padding: .05rem .45rem; border-radius: 999px; background: #e8eefb; color: #2459b8; white-space: nowrap; }
.badge.asset { background: #efe6fb; color: #6a3fb5; }
.notice { background: var(--warn); border: 1px solid #ecd9a0; border-radius: 8px; padding: .5rem .8rem; font-size: .88rem; margin-bottom: 1rem; }
table.data tr.depr td { background: #faf7ff; }
table.data tr.cur td { background: #eef4ff; font-weight: 600; }