.filter-btn{padding:.55rem 1.4rem;font-size:.8rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;border-radius:999px;border:1px solid #E5E7EB;color:#2d3748;background:#fff;transition:all .2s ease;cursor:pointer}.filter-btn:hover{border-color:#1b3a5c66;color:#1b3a5c}.filter-btn.is-active{background:#1b3a5c;border-color:#1b3a5c;color:#fff}.obra-card{appearance:none;border:0;background:#fff;padding:0;text-align:left;cursor:pointer;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0f26400d,0 10px 25px #0f26400f;transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column}.obra-card.is-hidden{display:none!important}.obra-card:hover{transform:translateY(-4px);box-shadow:0 2px 6px #0f264014,0 18px 40px #0f26401f}.obra-card-media{position:relative;aspect-ratio:4 / 3;overflow:hidden;background:#f4f4f5}.obra-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.16,1,.3,1)}.obra-card:hover .obra-card-media img{transform:scale(1.06)}.obra-card-count{position:absolute;bottom:.75rem;right:.75rem;background:#0f2640d9;color:#fff;font-size:.7rem;font-weight:600;letter-spacing:.05em;padding:.35rem .65rem;border-radius:999px;text-transform:uppercase}.obra-card-body{padding:1.25rem 1.5rem 1.5rem}.obra-card-seg{display:block;font-size:.68rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#c9a96e;margin-bottom:.5rem}.obra-card-title{font-size:1.15rem;font-weight:700;color:#1b3a5c;line-height:1.3;margin:0}.obra-dialog{padding:0;border:0;width:100%;height:100%;max-width:100%;max-height:100%;background:#fff;overflow:hidden;display:flex;flex-direction:column}.obra-dialog::backdrop{background:#0f2640e6;backdrop-filter:blur(2px)}.obra-dialog[open]{display:flex}.obra-dialog-header{position:sticky;top:0;z-index:5;background:#fffffff2;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #E5E7EB;padding:1.25rem 1.75rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.obra-dialog-seg{font-size:.7rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#c9a96e;margin:0 0 .25rem}.obra-dialog-title{font-size:clamp(1.25rem,2.2vw,1.75rem);font-weight:800;color:#1b3a5c;margin:0;letter-spacing:-.01em;line-height:1.2}.obra-dialog-close{width:44px;height:44px;border-radius:50%;border:1px solid #E5E7EB;background:#fff;color:#1b3a5c;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .2s ease,border-color .2s ease}.obra-dialog-close:hover{background:#1b3a5c;border-color:#1b3a5c;color:#fff}.obra-dialog-body{flex:1;overflow-y:auto;padding:1.75rem}.obra-gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;max-width:1400px;margin:0 auto}@media(max-width:900px){.obra-gallery-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:540px){.obra-gallery-grid{grid-template-columns:1fr}}.obra-gallery-thumb{appearance:none;border:0;padding:0;background:#f4f4f5;cursor:pointer;aspect-ratio:4 / 3;overflow:hidden;border-radius:8px;position:relative}.obra-gallery-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.16,1,.3,1)}.obra-gallery-thumb:hover img{transform:scale(1.06)}.lightbox{padding:0;border:0;background:transparent;width:100%;max-width:100%;max-height:100%;height:100%;overflow:hidden}.lightbox::backdrop{background:#0f2640f2;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.lightbox[open]{display:flex;align-items:center;justify-content:center}.lightbox-figure{margin:0;max-width:min(95vw,1400px);max-height:95vh;display:flex;flex-direction:column;align-items:center;gap:.75rem}.lightbox-figure img{max-width:100%;max-height:calc(95vh - 3rem);width:auto;height:auto;object-fit:contain;border-radius:4px;box-shadow:0 25px 80px #00000080}.lightbox-figure figcaption{color:#ffffffd9;font-size:.85rem;letter-spacing:.05em;text-align:center}.lightbox-close,.lightbox-nav{position:fixed;z-index:10;width:48px;height:48px;border-radius:50%;border:0;background:#ffffff1a;color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease,transform .2s ease}.lightbox-close:hover,.lightbox-nav:hover{background:#fff3;transform:scale(1.05)}.lightbox-close{top:1.5rem;right:1.5rem}.lightbox-prev{left:1.5rem;top:50%;transform:translateY(-50%)}.lightbox-next{right:1.5rem;top:50%;transform:translateY(-50%)}.lightbox-prev:hover,.lightbox-next:hover{transform:translateY(-50%) scale(1.05)}@media(max-width:640px){.lightbox-prev{left:.5rem}.lightbox-next{right:.5rem}.lightbox-close{top:.75rem;right:.75rem}.obra-dialog-header{padding:1rem 1.25rem}.obra-dialog-body{padding:1rem}}body:has(dialog[open]){overflow:hidden}