:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #5f6b7a;
  --border: #dde1e7;
  --accent: #1f5fd1;
  --accent-text: #ffffff;
  --ok-bg: #e3f4e8; --ok-text: #1d6b35;
  --no-bg: #fbe7e7; --no-text: #9b2424;
  --tag-bg: #eceff3;
  --notice-bg: #eaf1fd;
  --radius: 10px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c; --surface: #1b2129; --text: #e6e9ee; --muted: #9aa5b3; --border: #2c3440;
    --accent: #5b8ef0; --accent-text: #0d1117;
    --ok-bg: #173523; --ok-text: #8fd8a6; --no-bg: #3a1c1c; --no-text: #f2a3a3;
    --tag-bg: #262e39; --notice-bg: #1b2b45;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
h1 { font-size: 1.6rem; margin: 1.2rem 0 .8rem; }
h2 { font-size: 1.15rem; margin: 0 0 .8rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-bottom: 3rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.pre { white-space: pre-line; }

.mock-banner { background: #ffd54a; color: #3b2f00; text-align: center; font-size: .85rem; padding: 4px; }
.env-banner { font-weight: 700; letter-spacing: .03em; }
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 52px; gap: 1rem; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.logout { display: flex; align-items: center; gap: .6rem; font-size: .9rem; }
.who { color: var(--muted); }
.nav { display: flex; gap: .25rem; overflow-x: auto; padding-bottom: 0; scrollbar-width: none; }
.nav a {
  padding: .55rem .75rem; text-decoration: none; color: var(--muted); white-space: nowrap;
  border-bottom: 2px solid transparent; font-size: .95rem;
}
.nav a.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

.card {
  display: block; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem 1.1rem; margin: 0 0 1rem;
}
a.card { color: inherit; text-decoration: none; }
.card.narrow { max-width: 440px; margin: 2rem auto; }
.card-head, .page-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.shortcut { display: flex; flex-direction: column; gap: .2rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .grid-2 { grid-template-columns: 1fr; gap: 0; } .who { display: none; } }
.section-title { margin-top: 1.6rem; }
.breadcrumb { margin: 1rem 0 0; font-size: .9rem; }

.list { list-style: none; margin: 0; padding: 0; }
.list.card { padding: 0 1.1rem; }
.list-item { border-top: 1px solid var(--border); }
.list-item:first-child { border-top: 0; }
.list-link, .list-item.static {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: .7rem 0; color: inherit; text-decoration: none;
}
.list-link:hover strong { color: var(--accent); }
.list-main, .list-meta { display: flex; flex-direction: column; gap: .1rem; min-width: 0; }
.list-meta { text-align: right; font-size: .9rem; }
@media (max-width: 560px) {
  .list-link, .list-item.static { flex-direction: column; align-items: flex-start; gap: .2rem; }
  .list-meta { text-align: left; }
}

.facts { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1rem; margin: .4rem 0 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.job-block + .job-block { border-top: 1px solid var(--border); margin-top: .8rem; padding-top: .8rem; }

.tag {
  display: inline-block; font-size: .78rem; font-weight: 600; padding: .1rem .5rem;
  border-radius: 999px; background: var(--tag-bg); color: var(--muted);
}
.tag-ok { background: var(--ok-bg); color: var(--ok-text); }
.tag-no { background: var(--no-bg); color: var(--no-text); }


.notice { padding: .7rem .9rem; border-radius: 8px; background: var(--notice-bg); margin: 1rem 0; }
.notice.success { background: var(--ok-bg); color: var(--ok-text); }
.notice.error { background: var(--no-bg); color: var(--no-text); }
.notice.neutral { background: var(--tag-bg); }

.stack { display: flex; flex-direction: column; gap: .9rem; }
label { display: flex; flex-direction: column; gap: .3rem; font-weight: 500; font-size: .95rem; }
input[type=email], input[type=text], input[type=search], input[type=datetime-local], select, textarea {
  font: inherit; padding: .6rem .7rem; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); width: 100%;
}
input[type=file] { font: inherit; }
fieldset.segmented { border: 0; padding: 0; margin: 0; display: flex; gap: 1.2rem; flex-wrap: wrap; }
fieldset.segmented legend { font-weight: 500; font-size: .95rem; margin-bottom: .3rem; padding: 0; }
fieldset.segmented label { flex-direction: row; align-items: center; gap: .4rem; font-weight: 400; }

.button {
  display: inline-block; font: inherit; font-weight: 600; padding: .6rem 1rem; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; text-decoration: none;
}
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.button.small { padding: .3rem .6rem; font-size: .85rem; }
.button-row { display: flex; gap: .6rem; flex-wrap: wrap; }
.link-button { background: none; border: 0; padding: 0; font: inherit; color: var(--accent); cursor: pointer; }
.link-button.danger { color: var(--no-text); }

.file-list { margin: 0; padding-left: 1.2rem; }
.file-list li { margin: .3rem 0; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: .85rem; color: var(--muted); font-weight: 600; }
th, td { padding: .45rem .5rem; border-top: 1px solid var(--border); vertical-align: top; }
thead th { border-top: 0; }
.equipment .qty { width: 3.5rem; text-align: right; font-variant-numeric: tabular-nums; }
.equipment tr.child td { color: var(--muted); font-size: .92rem; }
.group-title { margin-top: 1.2rem; }
.table-scroll { overflow-x: auto; }
.admin-table td { font-size: .92rem; }

h4 { font-size: .95rem; margin: .8rem 0 .3rem; }
.subproject h3 { margin-top: 1.2rem; }
.subproject.mine { border-left: 4px solid var(--ok-text); }
.subproject .card-head .tag { margin-left: .3rem; }
.subproject-menu {
  display: flex; gap: .5rem; margin: 0 0 1rem; overflow-x: auto; padding-bottom: .2rem; scrollbar-width: thin;
}
.subproject-menu a {
  display: flex; flex-direction: column; gap: .05rem; flex: 0 0 auto; min-width: 8rem;
  padding: .45rem .8rem; border: 1px solid var(--border); border-radius: 8px;
  text-decoration: none; background: var(--surface); color: var(--text);
}
.subproject-menu a:hover { border-color: var(--accent); }
.subproject-menu a.active { border-color: var(--accent); background: var(--notice-bg); box-shadow: inset 0 -3px 0 var(--accent); }
.subproject-menu-name { font-weight: 600; font-size: .92rem; display: flex; align-items: center; gap: .4rem; }
.subproject-menu-date { font-size: .78rem; color: var(--muted); }
.mine-dot { width: .5rem; height: .5rem; border-radius: 50%; background: var(--ok-text); flex-shrink: 0; }

.dev-login { margin-top: -1rem; border-style: dashed; }
.dev-login form + form { margin-top: .5rem; }
.dev-user { width: 100%; text-align: left; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-weight: 400; }

.equipment-search {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: .8rem;
  padding: .6rem 0; margin-bottom: .4rem; background: var(--bg);
}
.equipment-search input { flex: 1; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
[hidden] { display: none !important; }

.equipment-link {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  margin: 0; padding: .7rem .9rem; background: var(--bg); color: var(--accent);
}
.equipment-link strong { color: var(--accent); }
.equipment-link:hover { border-color: var(--accent); }
[data-equipment-list] > [data-equipment-group]:first-of-type .group-title { margin-top: 0; }

.combined-link { margin-bottom: 1rem; background: var(--surface); }
.equipment td.source, .equipment th.source { width: 30%; color: var(--muted); }
@media (max-width: 560px) { .equipment td.source, .equipment th.source { width: 35%; } }
.subproject-picker fieldset { border: 0; padding: 0; margin: 0 0 .7rem; display: flex; flex-direction: column; gap: .4rem; }
.subproject-picker legend { font-weight: 600; margin-bottom: .4rem; padding: 0; }
label.check { flex-direction: row; align-items: center; gap: .5rem; font-weight: 400; }

.add-admin, .search-form { display: flex; gap: .6rem; margin-top: 1rem; }
.add-admin input, .search-form input { flex: 1; }
.search-form { margin: 0 0 1rem; }

.list-item.static:has(.contact-icons) { flex-wrap: wrap; }
.contact-icons { display: flex; gap: .4rem; flex-shrink: 0; }
.icon-button {
  display: inline-flex; align-items: center; justify-content: center; width: 2.25rem; height: 2.25rem;
  border-radius: 50%; border: 1px solid var(--border); background: var(--bg); color: var(--accent);
}
.icon-button:hover, .icon-button:focus-visible { border-color: var(--accent); }
.icon-button svg { width: 1.1rem; height: 1.1rem; fill: currentColor; }
@media (min-width: 561px) { .list-item.static:has(.contact-icons) .list-meta { margin-left: auto; } }

.quick-select { margin-bottom: .6rem; }
.recipient-list .list-item.static { padding: 0; }
label.recipient { align-items: flex-start; gap: .7rem; padding: .6rem 0; width: 100%; cursor: pointer; }
label.recipient input { margin-top: .3rem; }
.contact-line { color: var(--muted); }
.missing { color: var(--no-text); }
.mode-picker { gap: .5rem 1.2rem; }
@media (min-width: 561px) { .contact-icons { min-width: 4.9rem; justify-content: flex-end; } }

.update-notice {
  position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); z-index: 50;
  display: flex; align-items: center; gap: .8rem; max-width: calc(100% - 32px);
  padding: .65rem .8rem .65rem 1rem; border-radius: 10px;
  background: var(--surface); color: var(--text); border: 1px solid var(--accent);
  box-shadow: 0 6px 24px rgb(0 0 0 / .25); font-size: .92rem;
}
.update-notice a { font-weight: 600; white-space: nowrap; }
.update-notice-close {
  background: none; border: 0; color: var(--muted); font-size: 1.2rem; line-height: 1; cursor: pointer; padding: 0 .2rem;
}

.changelog-toc { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0 0 1rem; }
.changelog-toc a { font-size: .85rem; padding: .15rem .55rem; border: 1px solid var(--border); border-radius: 999px; text-decoration: none; }
.changelog-entry h2 { font-size: 1.1rem; }
.changelog-version { font-variant-numeric: tabular-nums; color: var(--accent); margin-right: .3rem; }
.changelog-category { margin: 1rem 0 .4rem; }
.changelog-list { margin: 0; padding-left: 1.2rem; }
.changelog-list li { margin: .35rem 0; }
.tag-added { background: var(--ok-bg); color: var(--ok-text); }
.tag-fixed, .tag-changed { background: var(--notice-bg); color: var(--accent); }
.tag-removed, .tag-security { background: var(--no-bg); color: var(--no-text); }