:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  color: #1f2933;
  background: #f7f8f5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

a {
  color: inherit;
}

.container {
  width: min(100% - 2rem, 960px);
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid #d8ddd2;
  background: #ffffff;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-block;
  padding: 1rem 0;
  font-weight: 700;
  text-decoration: none;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.main-nav a,
.button,
button {
  border: 1px solid #587044;
  border-radius: 6px;
  background: #587044;
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  padding: 0.6rem 0.8rem;
  text-decoration: none;
  cursor: pointer;
}

.button-secondary {
  background: #ffffff;
  color: #587044;
}

.main-nav a {
  border-color: transparent;
  background: transparent;
  color: #1f2933;
  padding-inline: 0.25rem;
}

.user-menu {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.user-menu a {
  color: #587044;
  font-weight: 700;
}

.welcome {
  padding: 4rem 0;
}

.auth-panel {
  margin: 4rem auto;
  max-width: 520px;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: #587044;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3rem);
}

p {
  max-width: 42rem;
  line-height: 1.6;
}

.page-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin: 2.5rem 0 1.5rem;
}

.page-header.compact {
  align-items: center;
  margin-top: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
}

th,
td {
  border-bottom: 1px solid #d8ddd2;
  padding: 0.8rem;
  text-align: left;
  vertical-align: top;
}

th {
  color: #4b5563;
  font-size: 0.9rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  max-width: 760px;
}

label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c9d0c2;
  border-radius: 6px;
  font: inherit;
  padding: 0.65rem;
}

.help-text {
  color: #64748b;
  font-size: 0.9rem;
  font-weight: 400;
}

textarea {
  min-height: 7rem;
  resize: vertical;
}

fieldset {
  border: 1px solid #c9d0c2;
  border-radius: 6px;
  padding: 1rem;
}

legend {
  font-weight: 700;
  padding-inline: 0.4rem;
}

.checkbox-list {
  display: grid;
  gap: 0.5rem;
}

.checkbox-list label {
  align-items: center;
  display: flex;
  font-weight: 400;
  gap: 0.5rem;
}

.checkbox-list input {
  width: auto;
}

.full {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.error {
  border-left: 4px solid #b42318;
  background: #fff4f2;
  color: #7a271a;
  padding: 0.8rem 1rem;
}

.notice {
  border-left: 4px solid #587044;
  background: #f0f5eb;
  padding: 0.8rem 1rem;
}

.finalize-form {
  margin-bottom: 1.5rem;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.details-grid h2 {
  margin-bottom: 0.5rem;
}

.building-navigation {
  margin-bottom: 3rem;
}

.building-list {
  display: grid;
  gap: 0.75rem;
}

.building-item {
  border: 1px solid #d8ddd2;
  border-radius: 6px;
  background: #ffffff;
}

.building-item summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: 0.75rem;
  list-style: none;
  padding: 0.9rem 1rem;
}

.building-item summary::-webkit-details-marker {
  display: none;
}

.building-item[open] .expand-symbol {
  transform: rotate(45deg);
}

.expand-symbol {
  border: 1px solid #587044;
  border-radius: 999px;
  color: #587044;
  display: inline-grid;
  flex: 0 0 auto;
  font-weight: 700;
  height: 1.5rem;
  place-items: center;
  transition: transform 120ms ease;
  width: 1.5rem;
}

.building-item small {
  color: #64748b;
  display: block;
  margin-top: 0.15rem;
}

.unit-links {
  border-top: 1px solid #d8ddd2;
  display: grid;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0.9rem 1rem 1rem 3.2rem;
}

.unit-links a {
  color: #587044;
  font-weight: 700;
}

.muted {
  color: #64748b;
  margin: 0;
  padding: 0 1rem 1rem 3.2rem;
}

@media (max-width: 720px) {
  .site-header .container,
  .page-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }
}