:root {
  --bg: #f3f1ec;
  --paper: #fffcf7;
  --ink: #1c2420;
  --muted: #5c6b63;
  --line: #d5d0c6;
  --accent: #1f6b4a;
  --accent-soft: #e3f0ea;
  --warn: #9a5b12;
  --danger: #8b2e2e;
  --blocked: #b42318;
  --done: #1f6b4a;
  --progress: #2f5d8c;
  --radius: 10px;
  --font: "Segoe UI", "PT Root UI", system-ui, sans-serif;
  --display: "Georgia", "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #e8efe9 0%, transparent 55%),
    linear-gradient(180deg, #efebe3 0%, var(--bg) 40%);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.25rem;
  background: rgba(255, 252, 247, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.brand:hover { text-decoration: none; color: var(--accent); }
.nav { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; }
.nav a, .nav button.linkish, button.linkish {
  color: var(--muted);
  font-size: 0.95rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin: 0;
  font-family: inherit;
}
.nav a:hover, button.linkish:hover { color: var(--ink); }
.spacer { flex: 1; }
.main { width: auto; margin: 0; padding: 1.5rem 2rem 3rem; }
body.role-engineer .main { width: min(520px, 100%); margin: 0 auto; padding-bottom: 5.5rem; }
.tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 1rem; }
.tabs a {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
}
.tabs a.is-current { background: var(--accent-soft); border-color: transparent; }
.system-head { max-width: 40rem; margin: 0 auto 1.5rem; text-align: center; }
.system-head .page-head,
.system-head .toolbar,
.system-head .tabs,
.system-head .tags,
.system-head .form-line { justify-content: center; }

.crumb { color: var(--muted); font-size: 0.9rem; margin-bottom: 0.75rem; }
h1 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.85rem;
  margin: 0 0 0.35rem;
}
h2 { margin: 0 0 0.75rem; font-size: 1.15rem; font-weight: 650; }
h3 { margin: 1rem 0 0.5rem; font-size: 0.95rem; }
.lead { color: var(--muted); margin: 0 0 1.25rem; max-width: 40rem; }
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.page-head h1 { margin: 0; }
.page-head .lead { margin: 0.25rem 0 0; }

.cta-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  margin: 1rem 0 1.5rem;
  padding: 0.9rem 1rem;
  background: var(--accent-soft);
  border: 1px solid #c5ddd0;
  border-radius: var(--radius);
}

.btn, button {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  font: inherit;
  cursor: pointer;
}
.btn:hover, button:hover { filter: brightness(1.05); }
.btn.secondary, button.secondary, .btn-ghost, button.ghost {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--line);
}
.btn.danger, button.danger, .btn-danger {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}
button.linkish { filter: none; }
button.linkish:hover { filter: none; }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin-bottom: 0.85rem;
}
.card.is-unread {
  background: #e7f3ec;
  box-shadow: inset 3px 0 0 #1f6b4a;
}
.grid { display: grid; gap: 0.85rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.muted, .hint, .empty { color: var(--muted); }
.small { font-size: 0.88rem; }
.err, .msg-error { color: var(--danger); }
.msg {
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  margin: 0 0 0.75rem;
}
.msg-error { background: #f8e4e2; }
.msg-success { background: #e2f0e8; color: var(--done); }
.msg-warning, .banner-warn {
  background: #f8e6c8;
  border: 1px solid #e0c08a;
  color: #5c3d00;
}
.banner {
  padding: 0.65rem 1.25rem;
  font-size: 0.95rem;
}
.banner-info {
  background: var(--accent-soft);
  color: var(--ink);
  border-bottom: 1px solid #c5ddd0;
}

.badge, .tag {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: #ece8e0;
  color: var(--ink);
}
.badge.blocked, .tag-bad { background: #f8e4e2; color: var(--blocked); }
.badge.done, .tag-ok { background: #e2f0e8; color: var(--done); }
.badge.in_progress, .tag-warn { background: #e4eef8; color: var(--progress); }

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}
.login-box {
  width: min(400px, 100%);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.75rem;
  box-shadow: 0 18px 40px rgba(40, 50, 40, 0.06);
}
.login-box h1 { margin-bottom: 0.25rem; }

label { display: block; font-size: 0.88rem; margin: 0.75rem 0 0.25rem; color: var(--muted); }
.pick { display: flex; gap: 0.55rem; align-items: flex-start; margin: 0.35rem 0; color: var(--ink); }
.pick input { width: 1.1rem; min-height: 0; margin-top: 0.2rem; flex: 0 0 auto; padding: 0; }
input, select, textarea {
  width: 100%;
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
textarea { min-height: 6rem; resize: vertical; }

.field { display: flex; flex-direction: column; gap: 0.25rem; min-width: 0; flex: 1 1 12rem; margin: 0; }
.field-label { margin: 0; font-size: 0.88rem; color: var(--muted); }
.field-fixed { flex: 0 1 11rem; }
.field-btn { flex: 0 0 auto; }
.field-wide { flex: 1 1 100%; }
.form-line {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.75rem;
}
.form-line .field { margin: 0; }
.form-line button, .form-line .btn { margin: 0; }
.stack { display: grid; gap: 0.75rem; }
.toolbar, .list { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.list { flex-direction: column; align-items: stretch; }
.list-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--line);
}
.list-row .grow { flex: 1 1 16rem; min-width: 12rem; overflow-wrap: anywhere; }
.equip-block {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}
.equip-head { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.equip-head .grow { flex: 1 1 18rem; min-width: 12rem; overflow-wrap: anywhere; }
.jump { scroll-margin-top: 5.5rem; }
.section-gap { margin-top: 0.85rem; }
.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
.fact {
  white-space: pre-wrap;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem;
  margin: 0.5rem 0 0;
}
.stage {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  margin-top: 0.85rem;
}
.stage-top { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: stretch; flex-direction: column; }
.stage-top .form-line { width: 100%; }
.stage-top .toolbar { justify-content: flex-start; }
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 1rem; margin-top: 0.85rem; }
.facts { display: grid; gap: 0.55rem; margin: 0; }
.facts > div { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 0.75rem; align-items: baseline; }
.facts dt, .facts dd { margin: 0; }
.facts dt { color: var(--muted); }
.facts dd { overflow-wrap: anywhere; }
.stat-row { display: flex; gap: 1.25rem; flex-wrap: wrap; margin: 0.5rem 0 0.75rem; }
.stat b { display: block; font-size: 1.15rem; }
.stat span, .hours-list { color: var(--muted); font-size: 0.88rem; }
.hours-list { display: grid; gap: 0.2rem; margin: 0.4rem 0; }

.field-tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-around;
  gap: 0.5rem;
  padding: 0.65rem 1rem calc(0.65rem + env(safe-area-inset-bottom));
  background: rgba(255, 252, 247, 0.96);
  border-top: 1px solid var(--line);
  z-index: 10;
}
.field-tabbar a { color: var(--muted); }
.field-tabbar a:hover { color: var(--ink); text-decoration: none; }

.status-row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.status-pill { padding: 0.35rem 0.65rem; border-radius: 8px; background: #fff; border: 1px solid var(--line); font-size: 0.85rem; }
button.is-current { box-shadow: inset 0 0 0 2px var(--ink); }

.dialogue {
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem;
  background: #fff;
  margin-bottom: 0.75rem;
}
.dialogue p { margin: 0 0 0.75rem; white-space: pre-wrap; }
.dialogue .who { color: var(--muted); font-size: 0.82rem; }

.dash-overall .stack-bar, .mini-stack {
  display: flex;
  height: 14px;
  border-radius: 999px;
  overflow: hidden;
  background: #ebe7df;
  margin: 0.5rem 0;
}
.mini-stack.tall { height: 18px; }
.stack-seg { min-width: 4px; }
.stack-done { background: var(--done); }
.stack-in_progress { background: var(--progress); }
.stack-blocked { background: var(--blocked); }
.stack-not_started { background: #b0aaa0; }
.legend { display: flex; flex-wrap: wrap; gap: 0.75rem 1.1rem; font-size: 0.9rem; }
.dot {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  margin-right: 0.25rem;
  vertical-align: middle;
}
.dot.status-done { background: var(--done); }
.dot.status-in_progress { background: var(--progress); }
.dot.status-blocked { background: var(--blocked); }
.dot.status-not_started { background: #b0aaa0; }
.sys-grid { display: grid; gap: 0.85rem; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.progress-line { height: 8px; background: #ebe7df; border-radius: 999px; overflow: hidden; margin: 0.4rem 0 0.25rem; }
.progress-fill { height: 100%; background: var(--done); }
.check-mini { height: 5px; background: #ebe7df; border-radius: 999px; overflow: hidden; margin-top: 0.2rem; max-width: 120px; }
.check-mini > div { height: 100%; background: var(--accent); }
.overdue { outline: 2px solid var(--blocked); outline-offset: 2px; }

.filter-grid { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: flex-end; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: flex-start; }
.chip { position: relative; }
.chip > summary {
  list-style: none;
  cursor: pointer;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  color: var(--ink);
}
.chip > summary::-webkit-details-marker { display: none; }
.chip[open] > summary { border-color: var(--accent); background: var(--accent-soft); }
.chip-menu {
  position: absolute;
  z-index: 6;
  top: calc(100% + 0.35rem);
  left: 0;
  min-width: 16rem;
  max-height: 16rem;
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.45rem 0.7rem;
  box-shadow: 0 8px 24px rgba(28, 36, 32, 0.08);
}
.now-board { max-width: 46rem; margin: 0 auto; }
.now-board .stat-row, .now-board h2 { justify-content: center; }
.stuck-line { display: flex; flex-wrap: wrap; gap: 0.35rem 0.8rem; justify-content: space-between; padding: 0.35rem 0; border-bottom: 1px solid var(--line); }
.brief-sheet { max-width: 46rem; margin: 0 auto; }
.brief-problem { border-left: 3px solid var(--blocked); padding-left: 0.7rem; }
.day-block { margin: 0.8rem 0 0; padding-top: 0.8rem; border-top: 1px solid var(--line); }
.day-block h2 { font-size: 1.05rem; margin: 0 0 0.35rem; }
.stage-order { list-style: none; margin: 0.5rem 0 1rem; padding: 0; }
.stage-order li {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  padding: 0.45rem 0.2rem;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.stage-order li.is-over { outline: 2px solid var(--accent); }
.drag-handle { cursor: grab; color: var(--muted); letter-spacing: -0.15em; }
a.day-card { display: block; color: inherit; text-decoration: none; }
a.day-card.is-open { background: var(--accent-soft); }
a.day-card.is-late { background: #f8e4e2; }
.day-card-head { display: flex; flex-wrap: wrap; gap: 0.45rem 0.7rem; align-items: center; }
.sheet { border-collapse: collapse; width: max-content; min-width: 100%; background: #fff; }
.sheet-day, .sheet-cell {
  min-width: 2.4rem;
  text-align: center;
  font-size: 0.78rem;
  padding: 0.35rem 0.2rem;
  border-bottom: 1px solid var(--line);
  border-left: 1px solid #efebe3;
}
.sheet-day { color: var(--muted); font-weight: 500; }
.sheet-cell.is-open { background: var(--accent-soft); }
.sheet-day.is-weekend, .sheet-cell.is-weekend { background: #d5dee8; color: #24303a; }
.sheet-day.is-holiday, .sheet-cell.is-holiday { background: #f6e3d4; color: #24303a; }
.sheet-cell.is-late { background: #f8e4e2; }
.gantt-scroll { overflow-x: auto; margin-top: 0.5rem; container-type: inline-size; }
.gantt-table { width: max-content; min-width: 100%; border-collapse: collapse; background: #fff; }
.gantt-day, .gantt-cell { width: max(1.15rem, calc((100cqi - 16rem) / 62)); }
.gantt-name {
  width: 16rem;
  min-width: 16rem;
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--paper);
  text-align: left;
  font-weight: 500;
  vertical-align: middle;
  padding: 0.45rem 0.75rem 0.45rem 0;
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
}
.gantt-day {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  vertical-align: bottom;
  padding: 0.2rem 0 0.3rem;
  border-bottom: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}
.gantt-month { display: block; color: var(--ink); font-size: 0.68rem; }
.gantt-day.is-weekend, .gantt-cell.is-weekend { background: #d5dee8; }
.gantt-day.is-today, .gantt-cell.is-today { background: var(--accent-soft); }
.gantt-cell {
  height: 2.4rem;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--line);
  border-left: 1px solid #efebe3;
  vertical-align: middle;
}
table.data { width: 100%; border-collapse: collapse; background: #fff; }
table.data th, table.data td { border-bottom: 1px solid var(--line); text-align: left; padding: 0.4rem 0.45rem; vertical-align: top; font-size: 0.86rem; }
table.data th { color: var(--muted); font-weight: 600; }
.share-card { scroll-margin-top: 1rem; }
.shot-banner {
  margin: 0.45rem 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--accent-soft);
  overflow: hidden;
}
.shot-banner summary { cursor: pointer; padding: 0.55rem 0.75rem; font-weight: 600; }
.shot-banner .hint { margin: 0 0.75rem 0.75rem; }
.shot {
  display: block;
  width: calc(100% - 1.5rem);
  max-width: min(28rem, calc(100% - 1.5rem));
  height: auto;
  border-radius: 12px;
  margin: 0 0.75rem 0.75rem;
}

.gantt-bar {
  display: block;
  height: 1.4rem;
  line-height: 1.4rem;
  border-radius: 5px;
  color: #fff;
  font-size: 0.72rem;
  padding: 0 0.35rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  text-decoration: none;
}
.gantt-bar:hover { text-decoration: none; color: #fff; }
.gantt-bar span { overflow: hidden; text-overflow: ellipsis; }
.status-bar-done { background: var(--done); }
.status-bar-in_progress { background: var(--progress); }
.status-bar-blocked { background: var(--blocked); }
.status-bar-not_started { background: #8a857c; }
@media (max-width: 800px) {
  .split { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; }
}