:root{--ink:#1f2937;--muted:#6b7280;--accent:#0f766e;--accent2:#f59e0b;--bg:#f8fafc;--card:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--accent)}
.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.5rem 1.2rem;background:#fff;color:#111827;box-shadow:0 1px 6px rgba(0,0,0,.08)}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:52px;width:auto;display:block}
.menu{display:flex;gap:1rem;flex-wrap:wrap}
.menu a{color:#111827;text-decoration:none;padding:.35rem .2rem;font-weight:600}
.menu a:hover,.menu a:active{color:var(--accent2)}
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;background:#111827}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity 1.2s ease}
.hero-text{position:relative;margin:2rem;padding:1.5rem;background:rgba(0,0,0,.55);color:#fff;max-width:34rem;border-radius:.75rem}
.hero-kicker{margin:0 0 .4rem;text-transform:uppercase;letter-spacing:.14em;font-size:.8rem;color:#fde68a}
.hero h1{margin:0 0 .5rem;font-size:clamp(1.8rem,5vw,3rem);line-height:1.1}
.btn{display:inline-block;margin-top:.8rem;padding:.7rem 1.2rem;background:var(--accent2);color:#111827;text-decoration:none;font-weight:700;border-radius:.5rem}
.btn:hover,.btn:active{filter:brightness(1.08)}
.section{max-width:1100px;margin:0 auto;padding:3rem 1.2rem}
.section h2{font-size:clamp(1.5rem,4vw,2.2rem);margin:0 0 .5rem}
.section-sub,.muted{color:var(--muted)}
.arco-proyectos{position:relative;height:340px;margin:1rem 0 0;overflow:hidden}
.arco-arriba{position:absolute;top:0;left:0;right:0;margin:0;z-index:2}
.arco-proy{position:absolute;transform:translate(-50%,-50%);width:112px;height:112px;border-radius:50%;border:3px solid #fff;box-shadow:0 4px 14px rgba(0,0,0,.25);cursor:pointer;padding:0;background:#e5e7eb;overflow:visible;animation:flotar 3.2s ease-in-out infinite;transition:transform .22s ease}
.arco-proy:hover{animation:none;transform:translate(-50%,calc(-50% - 18px)) scale(1.32);z-index:3}
.arco-proy.arco-activo{animation:none;transform:translate(-50%,calc(-50% - 18px)) scale(1.32);z-index:3}
.arco-proy.arco-vecino{animation:none;transform:translate(-50%,calc(-50% - 8px)) scale(1.15);z-index:2}
@keyframes flotar{0%,100%{transform:translate(-50%,-50%)}50%{transform:translate(-50%,-55%)}}
.arco-proy img{width:100%;height:100%;object-fit:cover;border-radius:50%;display:block}
.arco-sin-foto{width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#0f766e;color:#fff;font-weight:700;font-size:.8rem}
.arco-nombre{position:absolute;left:50%;top:104%;transform:translateX(-50%);white-space:nowrap;background:rgba(17,24,39,.85);color:#fff;font-size:.75rem;padding:.2rem .5rem;border-radius:999px}
.filters{display:flex;gap:.2rem;flex-wrap:wrap;margin:1.2rem 0;padding:.3rem;background:#fff;border:1px solid #d1d5db;border-radius:999px;width:fit-content;max-width:100%}
.filter{padding:.55rem 1rem;border:0;background:transparent;border-radius:999px;cursor:pointer;font-size:1rem}
.filter.active{background:var(--accent);color:#fff}
.filter:not(.active):hover{color:var(--accent)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.2rem}
.card{background:var(--card);border-radius:.75rem;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.08);cursor:pointer;text-align:left;border:0;padding:0;font:inherit;color:inherit;transition:transform .15s ease,box-shadow .15s ease}
.card:hover,.card:active{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.14)}
.card img{width:100%;height:200px;object-fit:cover;display:block;background:#e5e7eb}
.card-sin-foto{height:200px;display:flex;align-items:center;justify-content:center;padding:1rem;text-align:center;background:#e0f2f1;color:#134e4a;font-weight:600}
.card-body{padding:1rem}
.card-body h3{margin:.4rem 0 .2rem}
.badge{display:inline-block;padding:.2rem .6rem;border-radius:999px;background:#e0f2f1;color:#115e59;font-size:.85rem;font-weight:700}
.badge.terminado{background:#fef3c7;color:#92400e}
.detalle{display:grid;grid-template-columns:1.2fr 1fr;gap:1.5rem;margin-top:2rem;padding:1.5rem;background:#fff;border-radius:.75rem;box-shadow:0 2px 12px rgba(0,0,0,.08);position:relative;animation:fade .3s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.cerrar{position:absolute;top:.5rem;right:.8rem;border:0;background:none;font-size:1.8rem;cursor:pointer;line-height:1}
.galeria img{width:100%;height:340px;object-fit:cover;border-radius:.5rem;background:#e5e7eb;transition:opacity .25s ease}
.galeria-controles{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:.6rem}
.galeria-controles button{width:44px;height:44px;border-radius:50%;border:1px solid #d1d5db;background:#fff;font-size:1.4rem;cursor:pointer}
.galeria-ayuda{text-align:center;margin:.4rem 0 0}
.galeria-sin-foto{height:340px;border-radius:.5rem;background:#e0f2f1;color:#134e4a;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem;text-align:center}
.amenidades{display:flex;flex-wrap:wrap;gap:.5rem;padding:0;list-style:none}
.amenidades li{padding:.35rem .7rem;background:#f1f5f9;border-radius:999px;font-size:.9rem}
.nota{color:var(--muted);font-size:.95rem}
.footer{background:#111827;color:#d1d5db;text-align:center;padding:1.5rem 1rem}
.reveal{opacity:0;transform:translateY(10px);transition:opacity .4s ease,transform .4s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:700px){
  .topbar{flex-direction:column;align-items:flex-start}
  .hero{min-height:100vh;min-height:100svh}
  .hero-text{margin:1rem}
  .detalle{grid-template-columns:1fr}
  .galeria img,.galeria-sin-foto{height:240px}
  .section{padding:2rem 1rem}
}