/* Fachseiten und optionale Projektangaben für Mehrparteiengebäude. */
.building-hero .wrap { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .8fr); gap: 3rem; align-items: center; }
.building-hero h1 { font-size: clamp(1.9rem, 3.5vw, 3.2rem); overflow-wrap: anywhere; hyphens: auto; }
.building-hero p { max-width: 65ch; }
.building-hero__aside { padding: 1.8rem; border: 1px solid #587083; border-radius: 18px; background: rgba(255, 255, 255, .06); }
.building-hero__aside h2 { color: #fff; font-size: 1.2rem; margin-bottom: .8rem; }
.building-hero__aside ul { padding-left: 1.2rem; line-height: 1.8; }
.building-hero__aside p { font-size: .98rem; margin-top: 1rem; }
.building-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.3rem; margin-top: 1.6rem; }
.building-hero .building-actions > a:not(.btn) { color: #fff; text-decoration: underline; }
.building-subnav { padding-block: 1.3rem; }
.building-copy { max-width: 78ch; }
.building-copy > * + * { margin-top: 1rem; }
.building-cards { margin-top: 2rem; }
.building-cards .card > * + * { margin-top: .8rem; }
.building-steps { list-style: none; padding: 0; margin-top: 2rem; counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.4rem; }
.building-steps li { counter-increment: step; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; background: #fff; }
.building-steps li::before { content: '0' counter(step); display: block; font: 700 1.4rem var(--font-head); color: var(--blue-600); margin-bottom: .8rem; }
.building-steps h3 { margin-bottom: .8rem; }
.building-compare { width: 100%; border-collapse: collapse; table-layout: fixed; background: #fff; }
.building-compare caption { text-align: left; font-weight: 700; margin: 1.5rem 0 .8rem; }
.building-compare th, .building-compare td { text-align: left; vertical-align: top; border: 1px solid var(--line); padding: 1rem; overflow-wrap: normal; hyphens: auto; }
.building-compare thead th { background: var(--navy-800); color: #fff; }
.building-compare tbody th { width: 20%; background: var(--bg-soft); }
.building-compare th:first-child { width: 20%; }
.building-note { border-left: 4px solid var(--blue-500); padding: 1rem 1.3rem; background: var(--bg-soft); margin-top: 1.5rem; }
.building-sources { padding-left: 1.2rem; margin-top: 1.2rem; }
.building-sources li + li { margin-top: .5rem; }
.building-project { min-width: 0; border: 1px solid var(--line); border-radius: 12px; padding: 1.2rem; background: var(--bg-soft); scroll-margin-top: 160px; }
.building-project legend { max-width: 100%; padding-inline: .3rem; font: 700 1rem var(--font-head); color: var(--navy-800); }
.building-project .form-grid { margin-top: 1.1rem; }
.building-project .form-field { min-width: 0; }
.building-project small { color: var(--ink-soft); font-size: .84rem; }
.building-project .form-note { margin-top: 1rem; }
.building-project[hidden], [data-building-summary][hidden] { display: none; }
[data-building-summary] { border-left: 3px solid var(--blue-500); padding-left: .8rem; }
@media (max-width: 880px) {
  .building-hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .building-steps { grid-template-columns: minmax(0, 1fr); }
  .building-compare th, .building-compare td { padding: .7rem .45rem; font-size: .85rem; }
  .building-compare th:first-child { width: 23%; }
  .building-project { padding: .8rem; }
}

.building-table-scroll { max-width: 100%; overflow-x: auto; }
.building-table-scroll:focus-visible { outline: 3px solid var(--blue-500); outline-offset: 3px; }
.building-table-hint { display: none; }
@media (max-width: 650px) {
  .building-compare { min-width: 660px; }
  .building-compare th, .building-compare td { font-size: .95rem; padding: .9rem; }
  .building-table-hint { display: block; color: var(--ink-soft); margin-top: 1rem; font-size: .9rem; }
}