/* Solo lo que Tailwind no cubre. Paleta Grupo Multi. */
:root {
  --naranja: #FF6139;
  --marron: #4F2525;
  --celeste: #A1CACC;
  --crema: #F5F5ED;
  --marron-prof: #371F1D;
  --marron-rojizo: #8D3A2C;
  --naranja-osc: #D84D32;
  --celeste-claro: #BBD6D5;
  --header-h: 76px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body { background: var(--crema); color: var(--marron); font-family: 'Inter', system-ui, sans-serif; }

/* Foco visible */
:focus-visible { outline: 3px solid var(--naranja); outline-offset: 3px; border-radius: 4px; }
.on-dark :focus-visible, .on-naranja :focus-visible { outline-color: var(--crema); }
.on-naranja :focus-visible { outline-color: var(--marron); }

/* Marcas de agua */
.watermark {
  position: absolute; pointer-events: none; user-select: none; z-index: 0;
  font-weight: 200; line-height: 1; white-space: nowrap;
  font-size: clamp(4rem, 15vw, 13rem); opacity: .07;
}
section > .wrap { position: relative; z-index: 1; }

/* Títulos: peso 800 + peso 200 */
.t-fino { font-weight: 200; }
.linea-naranja { display: inline-block; width: 3.5rem; height: 2px; background: var(--naranja); vertical-align: middle; }

/* Viñeta de puntos */
.bullet-dots { display: inline-block; width: 1.4rem; height: 1.05rem; flex: none; }

/* Header */
#header { transition: background-color .3s, box-shadow .3s; }
#header.solid { background: var(--crema); box-shadow: 0 1px 12px rgb(79 37 37 / .12); }
#header .logo-marron { display: none; }
#header.solid .logo-marron { display: block; }
#header.solid .logo-naranja { display: none; }
#header .nav-link { color: var(--crema); }
#header.solid .nav-link { color: var(--marron); }
.nav-link { position: relative; padding: .25rem 0; font-weight: 500; }
.nav-link::after { content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0; background: var(--naranja); transition: width .25s; }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.6rem; border-radius: 999px; font-weight: 700; transition: background-color .2s, color .2s, transform .2s; }
.btn-naranja { background: var(--naranja); color: var(--marron-prof); }
.btn-naranja:hover { background: var(--naranja-osc); transform: translateY(-1px); }
.btn-contorno { border: 2px solid var(--crema); color: var(--crema); }
.btn-contorno:hover { background: var(--crema); color: var(--marron); }

/* Tarjetas de servicio */
.card { background: #fff; border: 1px solid rgb(79 37 37 / .15); overflow: hidden; position: relative; transition: transform .3s, box-shadow .3s; }
.card::after { content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: var(--naranja); transition: width .35s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgb(79 37 37 / .14); }
.card:hover::after { width: 100%; }
.card img { transition: transform .6s; }
.card:hover img { transform: scale(1.05); }

/* Galería: grilla uniforme, fotos recortadas al módulo */
.masonry { display: grid; grid-template-columns: 1fr; grid-auto-rows: 140px; grid-auto-flow: dense; gap: 1rem; }
@media (min-width: 640px) { .masonry { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .masonry { grid-template-columns: repeat(3, 1fr); } }
.masonry figure { margin: 0; position: relative; overflow: hidden; background: var(--celeste-claro); grid-row: span 2; }
.masonry figure.alto { grid-row: span 4; }
.masonry button.thumb, .masonry picture { display: block; width: 100%; height: 100%; }
.masonry button.thumb { cursor: zoom-in; }
.masonry img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s; }
.masonry button.thumb:hover img { transform: scale(1.04); }
.masonry figcaption { position: absolute; inset: auto 0 0 0; padding: .5rem .8rem; background: rgb(55 31 29 / .85); color: var(--crema); font-size: .8rem; }

.chip { border: 2px solid var(--marron); color: var(--marron); padding: .45rem 1.1rem; border-radius: 999px; font-weight: 600; transition: background-color .2s; }
.chip:hover { background: rgb(79 37 37 / .08); }
.chip[aria-pressed="true"] { background: var(--naranja); border-color: var(--naranja); color: var(--marron-prof); }

/* Lightbox */
#lightbox { position: fixed; inset: 0; z-index: 100; background: rgb(55 31 29 / .94); display: none; align-items: center; justify-content: center; padding: 1rem; }
#lightbox.open { display: flex; }
#lightbox img { max-width: 100%; max-height: 80vh; object-fit: contain; }
#lightbox .lb-btn { position: absolute; width: 3rem; height: 3rem; border-radius: 50%; background: var(--naranja); color: var(--marron-prof); display: grid; place-items: center; }
#lightbox .lb-btn:hover { background: var(--naranja-osc); }

/* Formulario */
.field { width: 100%; background: #fff; border: 2px solid var(--marron); border-radius: .5rem; padding: .75rem 1rem; color: var(--marron); }
.field:focus { outline: none; border-color: var(--naranja); box-shadow: 0 0 0 3px rgb(255 97 57 / .35); }
.field[aria-invalid="true"] { border-color: #B3261E; }
.err { color: #B3261E; font-size: .85rem; min-height: 1.1rem; margin-top: .25rem; }

/* Aparición al hacer scroll */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

.firma { font-family: 'Caveat', cursive; font-size: 2.6rem; line-height: 1; color: var(--marron); }
.skip { position: absolute; left: -999px; top: 0; background: var(--naranja); color: var(--marron-prof); padding: .6rem 1rem; z-index: 200; font-weight: 700; }
.skip:focus { left: 1rem; top: 1rem; }

#inicio .btn { text-shadow: none; }

/* Proceso: pipeline de chevrones */
.pasos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.paso-cab { --punta: 1.5rem; background: var(--marron); color: var(--crema); display: flex; flex-direction: column; justify-content: center; gap: .35rem; min-height: 9rem; padding: 1.25rem 1.5rem calc(1.25rem + var(--punta)); clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--punta)), 50% 100%, 0 calc(100% - var(--punta))); }
.paso-num { font-size: 2.75rem; font-weight: 200; line-height: 1; color: var(--naranja); }
.paso-tit { font-size: 1.1rem; font-weight: 800; line-height: 1.25; }
.paso-desc { margin-top: 1rem; padding: 0 .5rem; line-height: 1.6; }
.paso:last-child .paso-cab { background: var(--naranja); color: var(--marron-prof); }
.paso:last-child .paso-num { color: var(--marron-prof); font-weight: 800; }
@media (min-width: 1024px) {
  .pasos { grid-template-columns: repeat(4, 1fr); gap: 0; }
  .paso-cab { --punta: 2rem; padding: 1.25rem calc(var(--punta) + .5rem) 1.25rem calc(var(--punta) + .75rem); min-height: 10.5rem;
    clip-path: polygon(0 0, calc(100% - var(--punta)) 0, 100% 50%, calc(100% - var(--punta)) 100%, 0 100%, var(--punta) 50%); }
  .paso:first-child .paso-cab { padding-left: 1.5rem; clip-path: polygon(0 0, calc(100% - var(--punta)) 0, 100% 50%, calc(100% - var(--punta)) 100%, 0 100%); }
  .paso:not(:first-child) .paso-cab { margin-left: calc(.4rem - var(--punta)); }
  .paso-desc { padding: 0 1.5rem 0 1.5rem; margin-top: 1.25rem; }
}