/* Horizon Build – project-driven sections */

/* opening: portfolio style, headline above a framed photo */
.opening { display: grid; grid-template-columns: minmax(0, 1fr); padding: 0 var(--pad); }
.opening__text { padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem); }
.opening h1 { font-size: clamp(2.2rem, 5.4vw, 4.8rem); line-height: 1.2; margin: 0; max-width: 14em; }
.opening > img { grid-row: 2; width: 100%; height: min(72vh, 720px); min-height: 320px; object-fit: cover; object-position: 60% 50%; }
.opening__caption { grid-row: 3; margin: 0; padding-top: .7rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .9rem; color: var(--muted); }
.opening__caption b { font-weight: 500; color: var(--black); }

/* project mosaic */
.projects { padding: 6rem var(--pad) 5rem; }
.projects__head { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.projects__head h2 { margin: 0; }
.filter { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.filter button { font: inherit; font-size: 1rem; background: none; border: 0; border-bottom: 2px solid transparent; padding: .2rem 0; cursor: pointer; color: var(--muted); }
.filter button span { font-size: .75rem; vertical-align: super; }
.filter button[aria-pressed="true"] { color: var(--black); border-color: var(--black); }

.mosaic { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 260px; gap: 1rem; grid-auto-flow: dense; }
.p { position: relative; margin: 0; overflow: hidden; background: var(--stone); display: flex; flex-direction: column; }
.p[hidden] { display: none; }
.p--tall { grid-row: span 2; }
.p--wide { grid-column: span 2; }
.p > img { width: 100%; flex: 1; min-height: 0; object-fit: cover; }
.p__info { background: var(--white); padding: .8rem 0 0; display: grid; grid-template-columns: 1fr auto; column-gap: 1rem; }
.p__info h3 { margin: 0; font-size: 1.15rem; }
.p__info p { grid-column: 1; margin: 0; color: var(--muted); font-size: .88rem; }
.p__info span { grid-row: 1; grid-column: 2; font-size: .82rem; color: var(--green); white-space: nowrap; }
.p--plan { background: var(--green); }
.p__plan { flex: 1; min-height: 0; width: 100%; fill: none; stroke: rgba(255,255,255,.75); stroke-width: 1.5; }
.p__plan .dash { stroke-dasharray: 10 8; }
.p--sketch > img { object-fit: cover; }

.projects__none { color: var(--muted); }

/* case study */
.case { background: var(--stone); padding: 6rem var(--pad); }
.case__head { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: end; margin-bottom: 2.5rem; }
.case__head h2 { margin: 0; font-size: clamp(2rem, 5vw, 3.6rem); }
.case__head p { margin: 0; max-width: 34em; color: #3A3C39; }

.compare { position: relative; aspect-ratio: 16 / 9; overflow: hidden; --pos: 50%; background: var(--black); }
.compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare__before { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--pos)); }
.compare__before::after { content: ""; position: absolute; top: 0; bottom: 0; left: var(--pos); width: 3px; margin-left: -1px; background: #fff; }
.compare__tag { position: absolute; bottom: 1rem; background: rgba(21,21,21,.8); color: #fff; font-size: .82rem; padding: .3rem .7rem; }
.compare__tag--before { right: 1rem; }
.compare__tag--after { left: 1rem; }
.compare__range { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; direction: ltr; }
.compare__range:focus-visible + * { outline: none; }
.compare:focus-within { outline: 3px solid #C9A227; outline-offset: 3px; }
.case__note { font-size: .85rem; color: var(--muted); margin: .8rem 0 3rem; }

.case__body { display: grid; grid-template-columns: 1fr 1.6fr; gap: 4rem; }
.specs { margin: 0; }
.specs div { padding: .8rem 0; border-top: 1px solid var(--black); }
.specs dt { font-size: .8rem; color: var(--muted); }
.specs dd { margin: 0; font-weight: 500; font-size: 1.05rem; }
.phases { list-style: none; margin: 0; padding: 0; position: relative; }
.phases::before { content: ""; position: absolute; top: .6rem; bottom: .6rem; inset-inline-start: 7.3rem; width: 1px; background: var(--black); }
.phases li { display: grid; grid-template-columns: 7rem 1fr; column-gap: 1.6rem; padding: .6rem 0 1.4rem; position: relative; }
.phases li::after { content: ""; position: absolute; top: 1.05rem; inset-inline-start: calc(7.3rem - 5px); width: 11px; height: 11px; background: var(--stone); border: 2px solid var(--black); }
.phases li:last-child::after { background: var(--green); border-color: var(--green); }
.phases time { grid-row: span 2; font-size: .88rem; color: var(--muted); }
.phases b { font-family: var(--display); font-size: 1.2rem; font-weight: 700; }
.phases span { color: #3A3C39; font-size: .95rem; }

/* services as a text grid */
.services { padding: 6rem var(--pad); }
.services__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 3rem; margin-top: 2rem; }
.services__cols div { padding: 1.4rem 0; border-top: 1px solid var(--line); }
.services__cols p { color: var(--muted); margin: 0; }

/* contact */
.contact { background: var(--green); color: #fff; padding: 6rem var(--pad); }
.contact h2 { color: #fff; }
.contact > p { color: #D5DDD7; max-width: 36em; font-size: 1.1rem; }
.contact__lines { display: flex; flex-direction: column; align-items: flex-start; gap: .4rem; margin: 2rem 0; }
.contact__lines a { color: #fff; font-family: var(--display); font-size: clamp(1.4rem, 4vw, 2.8rem); text-decoration: none; border-bottom: 2px solid rgba(255,255,255,.35); line-height: 1.4; overflow-wrap: anywhere; }
.contact__lines a:hover { border-color: #fff; }
.contact address { font-style: normal; color: #D5DDD7; }

@media (max-width: 1100px) {
  .mosaic { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .mosaic { grid-template-columns: 1fr 1fr; grid-auto-rows: 230px; }
  .case__head, .case__body { grid-template-columns: 1fr; gap: 1.5rem; }
  .case__body { gap: 3rem; }
  .services__cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .opening > img { height: 52vh; min-height: 260px; }
  .projects, .case, .services, .contact { padding-top: 4rem; padding-bottom: 4rem; }
  .mosaic { grid-template-columns: 1fr; grid-auto-rows: 280px; }
  .p--tall { grid-row: span 1; }
  .p--wide { grid-column: auto; }
  .compare { aspect-ratio: 4 / 5; }
  .phases::before { inset-inline-start: 5px; }
  .phases li { grid-template-columns: 1fr; padding-inline-start: 1.6rem; }
  .phases li::after { inset-inline-start: 0; }
  .phases time { grid-row: auto; }
  .services__cols { grid-template-columns: 1fr; }
}