:root {
  --bg: #f4f5f7;
  --paper: #ffffff;
  --text: #1f2430;
  --muted: #5e6677;
  --line: #dfe3eb;
  --brand: #005f8f;
  --brand-soft: #e8f3f8;
  --success: #1f7a52;
  --danger: #b43b3b;
  --warning: #996500;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", sans-serif;
  background: linear-gradient(180deg, #eef2f9 0%, #f7f8fa 260px, #f4f5f7 100%);
  color: var(--text);
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code {
  background: #f0f3f7;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.1rem 0.35rem;
}

.container {
  width: min(1200px, calc(100vw - 2rem));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.topbar__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  color: var(--text);
}

.brand__mark {
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: linear-gradient(130deg, #0078b5, #00a38d);
  box-shadow: 0 0 0 4px #d9edf8;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  font-size: 0.95rem;
}

.actions {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.badge {
  background: var(--brand-soft);
  color: var(--brand);
  border: 1px solid #c4dbea;
  border-radius: 999px;
  padding: 0.24rem 0.72rem;
  font-size: 0.82rem;
}

main.container {
  padding: 1rem 0 3rem;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 0.85rem 0;
  box-shadow: 0 8px 20px rgba(24, 33, 56, 0.05);
}

.panel.inset {
  box-shadow: none;
  margin-top: 1rem;
}

.panel.narrow {
  max-width: 420px;
  margin: 2.5rem auto;
}

h1,
h2,
h3 {
  margin: 0 0 0.8rem;
}

h1 {
  font-size: 1.35rem;
}

h2 {
  font-size: 1.08rem;
}

h3 {
  font-size: 0.98rem;
}

.row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.row.spread {
  justify-content: space-between;
}

.wrap {
  flex-wrap: wrap;
}

.cards {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfcff;
  padding: 0.8rem;
}

.card h2 {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.card p {
  margin: 0.3rem 0 0;
  font-size: 1.34rem;
  font-weight: 700;
}

.form-grid {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  align-items: end;
}

.form-grid.compact {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.form-grid.cols-4 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.form-grid.cols-5 {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.form-grid.cols-6 {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.inline-form {
  display: inline-flex;
  align-items: end;
  gap: 0.6rem;
}

.split {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.84rem;
  color: var(--muted);
}

input,
select,
button,
textarea {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.5rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

textarea {
  min-height: 90px;
}

.btn {
  border: 1px solid #156189;
  color: #fff;
  background: #0e6f9f;
  border-radius: 8px;
  padding: 0.48rem 0.88rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  white-space: nowrap;
}

.btn:hover {
  opacity: 0.92;
  text-decoration: none;
}

.btn--ghost {
  background: #fff;
  color: var(--brand);
  border-color: #c6d8e4;
}

.btn--success {
  background: var(--success);
  border-color: #176242;
}

.btn--danger {
  background: var(--danger);
  border-color: #912f2f;
}

.notice {
  background: #e7f4ee;
  border: 1px solid #bddfce;
  color: #205b41;
  padding: 0.58rem 0.7rem;
  border-radius: 8px;
  margin-bottom: 0.8rem;
}

.error {
  background: #fbecec;
  border: 1px solid #f0c9c9;
  color: #8b2727;
  padding: 0.48rem 0.6rem;
  border-radius: 8px;
}

.hint {
  color: var(--muted);
  font-size: 0.84rem;
}

.loss {
  color: var(--danger);
  font-weight: 700;
}

.gain {
  color: var(--success);
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
}

th,
td {
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  text-align: left;
  font-size: 0.84rem;
  padding: 0.44rem 0.5rem;
  vertical-align: top;
}

th:last-child,
td:last-child {
  border-right: none;
}

thead th {
  background: #f4f8fc;
  font-weight: 700;
}

.status {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  border: 1px solid transparent;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.status--draft {
  color: #8c5f04;
  border-color: #eed8a7;
  background: #fff5dc;
}

.status--submitted {
  color: #07497f;
  border-color: #bdd9ef;
  background: #e6f2fb;
}

.status--approved {
  color: #1f6c45;
  border-color: #c5e4d3;
  background: #e8f7ef;
}

.status--rejected {
  color: #8f2f2f;
  border-color: #efc4c4;
  background: #fdeeee;
}

.progress {
  width: 140px;
  height: 10px;
  border-radius: 999px;
  background: #e8eef3;
  display: inline-block;
  margin-right: 0.45rem;
  overflow: hidden;
  vertical-align: middle;
}

.progress__bar {
  height: 100%;
  background: linear-gradient(90deg, #0c80b2, #14a878);
}

summary {
  cursor: pointer;
}

@media (max-width: 960px) {
  .topbar__inner {
    grid-template-columns: 1fr;
    padding: 0.7rem 0;
  }

  .actions {
    justify-self: start;
  }

  .nav {
    justify-content: start;
  }

  .inline-form {
    flex-wrap: wrap;
  }

  table,
  thead,
  tbody,
  th,
  td,
  tr {
    display: block;
  }

  thead {
    display: none;
  }

  tr {
    border-bottom: 1px solid var(--line);
    margin-bottom: 0.8rem;
    padding-bottom: 0.6rem;
  }

  td {
    border: none;
    padding: 0.2rem 0;
  }
}