:root {
  --negro: #0b0b0b;
  --blanco: #f7f5f0;
  --oro: #c9a14a;
  --oro-claro: #f1dc9c;
  --oro-grad: linear-gradient(100deg, #a8792c 0%, #e9cf86 45%, #f6e6b0 55%, #b8893b 100%);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Montserrat', sans-serif; background: var(--negro); color: var(--blanco); }
a { color: inherit; text-decoration: none; }

/* ---------- Menú ---------- */
.menu {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(18px + env(safe-area-inset-top, 0px)) clamp(16px, 4vw, 56px) 18px;
  transition: background .4s, padding .4s;
}
.menu.solido { background: rgba(11, 11, 11, .92); backdrop-filter: blur(8px); padding-block: 12px; }
.marca { display: flex; align-items: center; gap: 12px; }
.marca img { height: 40px; }
.marca span { font-weight: 400; letter-spacing: .32em; font-size: 15px; }
.enlaces { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); list-style: none; }
.enlaces > li { position: relative; }
.enlaces a { font-size: 12px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; opacity: .85; transition: opacity .2s, color .2s; }
.enlaces a:hover, .enlaces a.activo { opacity: 1; color: var(--oro-claro); }
.enlaces a.activo { border-bottom: 1px solid var(--oro); padding-bottom: 4px; }
.flecha { font-size: 9px; margin-left: 4px; }
.submenu {
  position: absolute; top: calc(100% + 18px); left: -20px; min-width: 240px;
  background: rgba(11, 11, 11, .96); border-top: 2px solid var(--oro);
  list-style: none; padding: 10px 0;
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .25s;
}
.con-submenu:hover .submenu, .con-submenu:focus-within .submenu { opacity: 1; visibility: visible; transform: none; }
.submenu a { display: block; padding: 11px 22px; font-size: 11px; }
.boton {
  display: inline-block; padding: 14px 26px;
  font-size: 12px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
  transition: transform .2s, box-shadow .2s, background .2s;
}
.boton-oro { background: var(--oro-grad); color: var(--negro); }
.boton-oro:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(201, 161, 74, .35); }
.boton-borde { border: 1px solid rgba(247, 245, 240, .6); }
.boton-borde:hover { background: rgba(247, 245, 240, .1); }
.menu .boton { padding: 12px 20px; font-size: 11px; }
.hamburguesa { display: none; background: none; border: 0; color: var(--blanco); font-size: 26px; cursor: pointer; }

/* ---------- Portada ---------- */
.portada {
  position: relative; min-height: 100svh;
  display: grid; place-items: center; text-align: center;
  padding: 120px 16px 90px; overflow: hidden;
}
.portada .foto {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.55) brightness(.9);
  animation: acercar 18s ease-out forwards;
}
.portada::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse at center, rgba(11,11,11,.55) 0%, rgba(11,11,11,.82) 70%),
    linear-gradient(180deg, rgba(11,11,11,.6) 0%, rgba(11,11,11,.2) 40%, rgba(11,11,11,.9) 100%);
}
.contenido { position: relative; z-index: 2; max-width: 760px; }
.logo-grande { width: min(420px, 78vw); animation: aparecer 1.2s ease both; }
.linea { width: 160px; height: 2px; margin: 28px auto; background: var(--oro-grad); animation: aparecer 1.2s .3s ease both; }
.servicios-linea {
  font-size: clamp(10px, 1.3vw, 13px); font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: var(--oro-claro); line-height: 2.2; animation: aparecer 1.2s .5s ease both;
}
.servicios-linea span { opacity: .45; margin: 0 10px; }
.servicios-linea b { font-weight: inherit; white-space: nowrap; }
.frase { margin-top: 22px; font-weight: 300; font-size: clamp(15px, 1.8vw, 19px); line-height: 1.7; opacity: .9; animation: aparecer 1.2s .7s ease both; }
.acciones { margin-top: 36px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; animation: aparecer 1.2s .9s ease both; }
.bajar {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 2;
  font-size: 10px; letter-spacing: .3em; text-transform: uppercase; opacity: .7;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.bajar::after { content: ''; width: 1px; height: 36px; background: var(--oro); animation: latir 2s infinite; }

/* ---------- WhatsApp flotante ---------- */
.whatsapp {
  position: fixed; right: 22px; bottom: 22px; z-index: 30;
  width: 58px; height: 58px; border-radius: 50%; background: #25d366;
  display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.4);
  transition: transform .2s;
}
.whatsapp:hover { transform: scale(1.08); }
.whatsapp svg { width: 30px; height: 30px; fill: #fff; }

/* Aviso de maqueta */
.aviso { position: fixed; left: 16px; bottom: 16px; z-index: 30; background: rgba(11,11,11,.8); border: 1px dashed var(--oro); padding: 8px 12px; font-size: 11px; letter-spacing: .08em; }

@keyframes aparecer { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes acercar { from { transform: scale(1.12); } to { transform: scale(1); } }
@keyframes latir { 0%, 100% { transform: scaleY(.4); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } }

/* ---------- Celular ---------- */
@media (max-width: 960px) {
  .hamburguesa { display: block; }
  .enlaces {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 28px;
    background: rgba(11,11,11,.97);
    opacity: 0; visibility: hidden; transition: .3s;
  }
  .menu.abierto .enlaces { opacity: 1; visibility: visible; }
  .menu .hamburguesa { position: relative; z-index: 2; }
  .enlaces a { font-size: 15px; }
  .submenu { position: static; opacity: 1; visibility: visible; transform: none; background: none; border: 0; padding: 8px 0 0; text-align: center; }
  .submenu a { padding: 6px; font-size: 11px; opacity: .6; }
  .con-submenu .flecha { display: none; }
  .marca span { font-size: 13px; }
  .marca img { height: 34px; }
  .aviso { display: none; }
  .servicios-linea { letter-spacing: .14em; }
  .servicios-linea span { margin: 0 6px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* =====================================================
   SECCIONES DE LA PÁGINA DE INICIO
   ===================================================== */
html { scroll-behavior: smooth; }
img { max-width: 100%; }
:root { --crema: #f7f5f0; --tinta: #141414; --gris: #6b6660; }

.seccion { padding: clamp(72px, 10vw, 130px) clamp(16px, 5vw, 80px); }
.claro { background: var(--crema); color: var(--tinta); }
.oscuro { background: var(--negro); color: var(--blanco); }
.encabezado { text-align: center; max-width: 720px; margin: 0 auto clamp(40px, 6vw, 70px); }
.etiqueta {
  font-size: 11px; font-weight: 600; letter-spacing: .32em; text-transform: uppercase;
  color: var(--oro); margin-bottom: 18px; display: inline-flex; align-items: center; gap: 12px;
}
.etiqueta::before { content: ''; width: 28px; height: 1px; background: var(--oro); }
h2 { font-weight: 300; font-size: clamp(28px, 4vw, 46px); line-height: 1.2; letter-spacing: .02em; }
.intro { margin-top: 18px; font-weight: 300; font-size: clamp(15px, 1.4vw, 17px); line-height: 1.8; opacity: .8; }
h4 { font-weight: 500; font-size: 17px; letter-spacing: .04em; }

/* Animación al aparecer con scroll */
.revelar { transition: transform .9s ease; }
.js .revelar:not(.visible) { transform: translateY(24px); }
.revelar.visible { opacity: 1; transform: none; }

/* ---------- 1. Confianza ---------- */
.confianza {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--negro); border-top: 1px solid rgba(201,161,74,.25); border-bottom: 1px solid rgba(201,161,74,.25);
}
.dato { text-align: center; padding: 42px 12px; border-right: 1px solid rgba(201,161,74,.15); }
.dato:last-child { border-right: 0; }
.dato strong {
  display: block; font-weight: 300; font-size: clamp(34px, 4.4vw, 54px);
  background: var(--oro-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.dato span { font-size: 11px; letter-spacing: .24em; text-transform: uppercase; opacity: .7; }

/* ---------- 2. Servicios ---------- */
.grupo { max-width: 1240px; margin: 0 auto 56px; }
.grupo h3 {
  display: flex; align-items: baseline; gap: 14px; margin-bottom: 22px;
  font-weight: 400; font-size: 13px; letter-spacing: .3em; text-transform: uppercase;
  border-bottom: 1px solid rgba(20,20,20,.12); padding-bottom: 14px;
}
.grupo h3 span { color: var(--oro); font-size: 22px; letter-spacing: 0; font-weight: 300; }
.tarjetas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.tarjetas:has(> :nth-child(2):last-child) { grid-template-columns: repeat(2, 1fr); }
.tarjetas:has(> :nth-child(2):last-child) .tarjeta-foto { aspect-ratio: 16 / 9; }
.tarjeta { background: #fff; padding-bottom: 26px; transition: transform .35s, box-shadow .35s; }
.tarjeta:hover { transform: translateY(-6px); box-shadow: 0 24px 50px rgba(0,0,0,.1); }
.tarjeta-foto { aspect-ratio: 4 / 3; overflow: hidden; margin-bottom: 22px; }
.tarjeta-foto img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.tarjeta:hover .tarjeta-foto img { transform: scale(1.06); }
.tarjeta h4, .tarjeta p, .tarjeta .ver-mas { margin-inline: 24px; }
.tarjeta p { margin-top: 10px; font-size: 14px; line-height: 1.7; color: var(--gris); }
.ver-mas { display: inline-block; margin-top: 16px; font-size: 11px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: #a8792c; }
.tarjeta-ancha { grid-column: 1 / -1; display: grid; grid-template-columns: 2fr 1fr; align-items: center; padding-bottom: 0; }
.tarjeta-ancha .tarjeta-foto { aspect-ratio: 16 / 7; margin: 0; }
.tarjeta-ancha > div:last-child { padding: 30px 10px; }

/* ---------- 3. Por qué ---------- */
.por-que { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.por-que-foto { position: relative; }
.por-que-foto img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; display: block; }
.por-que-foto::before { content: ''; position: absolute; inset: 18px -18px -18px 18px; border: 1px solid var(--oro); z-index: -1; }
.por-que-foto { z-index: 0; }
.sello {
  position: absolute; right: -24px; bottom: 40px; background: var(--oro-grad); color: var(--negro);
  padding: 22px 26px; display: flex; align-items: center; gap: 12px;
}
.sello strong { font-size: 40px; font-weight: 400; }
.sello span { font-size: 11px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; line-height: 1.5; }
.razones { list-style: none; margin-top: 40px; display: grid; gap: 26px; }
.razones li { display: flex; gap: 20px; align-items: flex-start; }
.razones svg { flex: none; width: 46px; height: 46px; padding: 11px; border: 1px solid rgba(201,161,74,.5); fill: none; stroke: var(--oro); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.razones p { margin-top: 6px; font-size: 14px; line-height: 1.7; opacity: .7; }

/* ---------- 4. Proyectos ---------- */
.galeria {
  max-width: 1240px; margin: 0 auto; display: grid; gap: 14px;
  grid-template-columns: repeat(3, 1fr); grid-auto-rows: 260px;
}
.galeria figure { position: relative; overflow: hidden; }
.galeria img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.galeria figure:hover img { transform: scale(1.06); }
.g-alta { grid-row: span 2; }
.g-ancha { grid-column: 1 / -1; }
.galeria figcaption {
  position: absolute; inset: auto 0 0 0; padding: 40px 20px 18px;
  background: linear-gradient(transparent, rgba(0,0,0,.75)); color: #fff;
  font-size: 15px; letter-spacing: .04em;
  opacity: 0; transform: translateY(10px); transition: .4s;
}
.galeria figure:hover figcaption { opacity: 1; transform: none; }
.galeria figcaption span { display: block; font-size: 10px; letter-spacing: .26em; text-transform: uppercase; color: var(--oro-claro); margin-bottom: 4px; }

.antes-despues { max-width: 1240px; margin: clamp(60px, 8vw, 100px) auto 0; display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.ad-texto h3 { font-weight: 300; font-size: clamp(24px, 3vw, 34px); line-height: 1.25; }
.ad-texto p:not(.etiqueta) { margin: 16px 0 28px; color: var(--gris); line-height: 1.7; font-size: 14px; }
.boton-negro { background: var(--tinta); color: var(--crema); }
.boton-negro:hover { background: #000; transform: translateY(-2px); }
.comparador { position: relative; aspect-ratio: 16 / 10; overflow: hidden; user-select: none; --pos: 50%; }
.comparador img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ad-antes { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.ad-antes img { filter: grayscale(1) brightness(.75) contrast(.85) sepia(.25); }
.ad-barra { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; background: var(--oro-claro); transform: translateX(-1px); pointer-events: none; }
.ad-barra span { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 46px; height: 46px; border-radius: 50%; background: var(--oro-grad); color: var(--negro); display: grid; place-items: center; font-size: 18px; box-shadow: 0 4px 16px rgba(0,0,0,.35); }
.comparador input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.ad-etiqueta { position: absolute; top: 16px; padding: 6px 12px; background: rgba(0,0,0,.6); color: #fff; font-size: 10px; letter-spacing: .24em; text-transform: uppercase; pointer-events: none; }
.ad-etiqueta.izq { left: 16px; } .ad-etiqueta.der { right: 16px; }

/* ---------- 5. Pasos ---------- */
.pasos { list-style: none; max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; counter-reset: paso; }
.pasos li { position: relative; padding-top: 30px; border-top: 1px solid rgba(201,161,74,.35); }
.pasos li::before { content: ''; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--oro); }
.num { display: block; font-size: 46px; font-weight: 300; margin-bottom: 14px; background: var(--oro-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pasos p { margin-top: 10px; font-size: 14px; line-height: 1.7; opacity: .7; }

/* ---------- 6. Testimonios ---------- */
.testimonios { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.testimonios blockquote { background: #fff; padding: 36px 32px; display: flex; flex-direction: column; border-top: 2px solid var(--oro); }
.estrellas { color: var(--oro); letter-spacing: .2em; font-size: 15px; }
.testimonios blockquote > p { margin: 18px 0 26px; font-weight: 300; font-size: 15px; line-height: 1.8; flex: 1; }
.testimonios footer { display: flex; align-items: center; gap: 14px; }
.inicial { width: 46px; height: 46px; border-radius: 50%; background: var(--tinta); color: var(--oro-claro); display: grid; place-items: center; font-size: 13px; letter-spacing: .1em; }
.testimonios strong { display: block; font-weight: 500; font-size: 14px; }
.testimonios small { font-size: 12px; color: var(--gris); }

/* ---------- 7. Llamado final ---------- */
.llamado { position: relative; padding: clamp(80px, 11vw, 140px) clamp(16px, 5vw, 80px); overflow: hidden; }
.llamado .foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.llamado::before { content: ''; position: absolute; inset: 0; z-index: 1; background: linear-gradient(100deg, rgba(11,11,11,.92) 0%, rgba(11,11,11,.7) 60%, rgba(11,11,11,.55) 100%); }
.llamado-contenido { position: relative; z-index: 2; max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(30px, 6vw, 90px); align-items: center; }
.llamado .intro { margin-bottom: 32px; }
.boton-whatsapp { background: #25d366; color: #fff; }
.boton-whatsapp:hover { background: #1ebe5b; transform: translateY(-2px); }
.formulario { background: rgba(11,11,11,.75); backdrop-filter: blur(6px); border: 1px solid rgba(201,161,74,.4); padding: clamp(26px, 4vw, 40px); display: grid; gap: 18px; }
.formulario label { display: grid; gap: 8px; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--oro-claro); }
.formulario input, .formulario select {
  font: inherit; font-size: 15px; letter-spacing: 0; text-transform: none; color: var(--blanco);
  background: transparent; border: 0; border-bottom: 1px solid rgba(247,245,240,.35); padding: 10px 0; outline: none;
}
.formulario input:focus, .formulario select:focus { border-color: var(--oro); }
.formulario select option { color: #000; }
.formulario .boton { border: 0; cursor: pointer; margin-top: 8px; font-family: inherit; }
.nota { font-size: 12px; opacity: .6; text-align: center; }

/* ---------- 8. Pie ---------- */
.pie { background: #070707; color: var(--blanco); padding: 70px clamp(16px, 5vw, 80px) 26px; border-top: 1px solid rgba(201,161,74,.25); }
.pie-columnas { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; }
.pie-logo { width: 190px; }
.pie h5 { font-size: 11px; font-weight: 600; letter-spacing: .26em; text-transform: uppercase; color: var(--oro); margin-bottom: 18px; }
.pie-columnas a, .pie-columnas span { display: block; font-size: 14px; opacity: .7; margin-bottom: 10px; transition: opacity .2s, color .2s; }
.pie-columnas a:hover { opacity: 1; color: var(--oro-claro); }
.redes { display: flex; gap: 12px; margin-top: 18px; }
.redes a { width: 38px; height: 38px; border: 1px solid rgba(201,161,74,.4); display: grid; place-items: center; opacity: .85; }
.redes svg { width: 17px; height: 17px; fill: currentColor; }
.pie-final { max-width: 1240px; margin: 50px auto 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 12px; opacity: .55; }

/* ---------- Tablet y celular ---------- */
@media (max-width: 960px) {
  .confianza { grid-template-columns: repeat(2, 1fr); }
  .dato:nth-child(2) { border-right: 0; }
  .dato:nth-child(-n+2) { border-bottom: 1px solid rgba(201,161,74,.15); }
  .tarjetas, .testimonios { grid-template-columns: 1fr 1fr; }
  .tarjeta-ancha { grid-template-columns: 1fr; }
  .tarjeta-ancha > div:last-child { padding: 0 0 26px; }
  .tarjeta-ancha .tarjeta-foto { aspect-ratio: 16 / 9; margin-bottom: 22px; }
  .por-que, .antes-despues, .llamado-contenido { grid-template-columns: 1fr; }
  .por-que-foto { max-width: 520px; margin-right: 18px; }
  .sello { right: -18px; }
  .pasos { grid-template-columns: 1fr 1fr; row-gap: 46px; }
  .galeria { grid-template-columns: 1fr 1fr; grid-auto-rows: 220px; }
  .pie-columnas { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .tarjetas, .testimonios, .pasos { grid-template-columns: 1fr; }
  .tarjetas:has(> :nth-child(2):last-child) { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: 1fr; grid-auto-rows: 240px; }
  .g-alta { grid-row: auto; } .g-ancha { grid-column: auto; }
  .galeria figcaption { opacity: 1; transform: none; }
  .pie-columnas { grid-template-columns: 1fr; }
  .dato { padding: 30px 8px; }
}


/* ---------- Tarjetas de servicios: estilo moderno redondeado ---------- */
.tarjeta {
  border-radius: 22px; padding: 12px 12px 28px;
  border: 1px solid rgba(20,20,20,.06);
  box-shadow: 0 1px 2px rgba(20,20,20,.04);
}
.tarjeta:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(20,20,20,.08); }
.tarjeta-foto { border-radius: 14px; margin-bottom: 24px; }
.tarjeta h4, .tarjeta p { margin-inline: 14px; }
.tarjeta h4 { font-size: 19px; font-weight: 500; letter-spacing: .02em; display: flex; align-items: center; gap: 12px; }
.tarjeta h4::after { content: ''; flex: 0 0 28px; height: 1px; background: var(--oro); }
.tarjeta-ancha { padding: 12px; }
.tarjeta-ancha > div:last-child { padding: 24px 22px; }
.tarjeta-ancha .tarjeta-foto { margin: 0; }
@media (max-width: 960px) {
  .tarjeta-ancha > div:last-child { padding: 0 2px 16px; }
  .tarjeta-ancha .tarjeta-foto { margin-bottom: 22px; }
}
@media (max-width: 600px) { .tarjeta { border-radius: 18px; } .tarjeta-foto { border-radius: 12px; } }

/* ---------- Encabezado de Servicios más compacto ---------- */
#servicios { padding-top: clamp(48px, 6vw, 72px); }
#servicios .encabezado { max-width: 980px; margin-bottom: clamp(28px, 4vw, 44px); }
#servicios .etiqueta { margin-bottom: 10px; }
#servicios h2 { font-size: clamp(26px, 3.2vw, 38px); }
#servicios .intro { margin-top: 10px; line-height: 1.6; }

/* ---------- Entrada animada de los servicios (Interiores → Obra) ---------- */
@keyframes tarjeta-entra { from { opacity: 0; transform: translateY(46px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes titulo-entra { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: none; } }
@keyframes linea-crece { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.js #servicios .grupo:not(.visible) h3,
.js #servicios .grupo:not(.visible) .tarjeta { opacity: 0; }
#servicios .grupo.visible h3 { animation: titulo-entra .8s cubic-bezier(.2, .7, .2, 1) backwards; }
#servicios .grupo.visible .tarjeta {
  animation: tarjeta-entra .9s cubic-bezier(.2, .7, .2, 1) backwards;
  animation-delay: calc(.15s + var(--i, 0) * .16s);
}
#servicios .grupo.visible .tarjeta h4::after { transform-origin: left; animation: linea-crece .7s ease backwards; animation-delay: calc(.75s + var(--i, 0) * .16s); }
#servicios .tarjeta:nth-child(2) { --i: 1; }
#servicios .tarjeta:nth-child(3) { --i: 2; }
@media (prefers-reduced-motion: reduce) {
  .js #servicios .grupo:not(.visible) h3, .js #servicios .grupo:not(.visible) .tarjeta { opacity: 1; }
}

/* ---------- Listas de servicios dentro de las tarjetas (Exteriores) ---------- */
.tarjeta:not(.tarjeta-ancha):has(.tarjeta-lista) { display: flex; flex-direction: column; }
.tarjeta-lista { list-style: none; margin: 14px 14px 0; display: grid; gap: 8px; }
.tarjeta-lista li { position: relative; padding-left: 18px; font-size: 14px; line-height: 1.5; color: var(--gris); }
.tarjeta-lista li::before { content: ''; position: absolute; left: 0; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: var(--oro); }
.tarjeta .tarjeta-mas { margin-top: auto; padding-top: 18px; font-size: 14px; font-weight: 600; letter-spacing: .06em; color: #a8792c; }

/* ---------- Lista de Construcción (tarjeta horizontal): dos columnas para no alargar la tarjeta ---------- */
.tarjeta-ancha .tarjeta-lista { grid-template-columns: 1fr 1fr; column-gap: 20px; }
@media (max-width: 600px) { .tarjeta-ancha .tarjeta-lista { grid-template-columns: 1fr; } }

/* ---------- Antes y después: imagen fija ---------- */
.ad-imagen { margin: 0; aspect-ratio: 1069 / 624; max-width: 100%; overflow: hidden; }
.ad-imagen img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ad-texto h3 + .boton { margin-top: 28px; }


/* ---------- Proyectos destacados: mosaico editorial ---------- */
.galeria-proyectos {
  max-width: 1240px; margin: 0 auto; display: grid; gap: 10px;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: clamp(170px, 18vw, 250px);
  grid-template-areas:
    "fachada   fachada   closet"
    "fachada   fachada   closet"
    "jacuzzi   sala      cocina"
    "escalones jardin    cocina"
    "infinity  infinity  persianas"
    "infinity  infinity  persianas";
}
.gp-fachada { grid-area: fachada; } .gp-closet { grid-area: closet; }
.gp-jacuzzi { grid-area: jacuzzi; } .gp-sala { grid-area: sala; } .gp-cocina { grid-area: cocina; }
.gp-escalones { grid-area: escalones; } .gp-jardin { grid-area: jardin; }
.gp-infinity { grid-area: infinity; } .gp-persianas { grid-area: persianas; }
.galeria-proyectos figure { position: relative; margin: 0; overflow: hidden; min-width: 0; background: #e9e5dc; }
.galeria-proyectos img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 1.1s cubic-bezier(.2, .7, .2, 1);
}
.galeria-proyectos figure:hover img { transform: scale(1.05); }
.galeria-proyectos figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 18px 16px;
  background: linear-gradient(transparent, rgba(11,11,11,.7));
  color: #fff; font-size: 11px; font-weight: 600; letter-spacing: .24em; text-transform: uppercase;
  opacity: 0; transform: translateY(8px); transition: opacity .4s, transform .4s;
}
.galeria-proyectos figcaption::before { content: ''; display: inline-block; width: 22px; height: 1px; background: var(--oro-claro); vertical-align: middle; margin-right: 10px; }
.galeria-proyectos figure:hover figcaption { opacity: 1; transform: none; }
@media (hover: none) { .galeria-proyectos figcaption { opacity: 1; transform: none; } }
.gp-persianas img { object-position: 60% center; }
@media (max-width: 760px) {
  .galeria-proyectos {
    grid-template-columns: 1fr 1fr; grid-auto-rows: 42vw; gap: 8px;
    grid-template-areas:
      "fachada   fachada"
      "closet    cocina"
      "closet    cocina"
      "jacuzzi   sala"
      "escalones jardin"
      "infinity  infinity"
      "persianas persianas";
  }
  .galeria-proyectos figcaption { padding: 28px 12px 10px; font-size: 9px; letter-spacing: .18em; }
  .galeria-proyectos figcaption::before { width: 14px; margin-right: 6px; }
}
@media (prefers-reduced-motion: reduce) { .galeria-proyectos img, .galeria-proyectos figcaption { transition: none; } }

/* ---------- Video de Construcción ---------- */
.tarjeta-foto video { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Secciones oscuras como paneles flotantes redondeados ---------- */
main { background: var(--crema); }
.oscuro, .llamado {
  margin-inline: clamp(10px, 2.2vw, 30px);
  border-radius: clamp(22px, 3vw, 40px);
  overflow: hidden;
}
.llamado { margin-bottom: clamp(10px, 2.2vw, 30px); }
.confianza {
  margin: clamp(10px, 2.2vw, 30px) clamp(10px, 2.2vw, 30px) 0;
  border-radius: clamp(18px, 2.4vw, 30px);
  border: 0; overflow: hidden;
}
.pie { border-top: 0; }

/* ---------- Portada con 2 videos de fondo que se alternan ---------- */
.portada .video-portada {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.75) brightness(.9);
  animation: none; opacity: 0; transition: opacity .8s ease;
}
.portada .video-portada.activo { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .portada .video-portada { transition: none; } }

/* ---------- Mouse "cota de plano" (solo en computadoras con mouse) ---------- */
.con-cota, .con-cota * { cursor: none; }
.con-cota input, .con-cota select, .con-cota textarea { cursor: auto; }
.cota-capa { position: fixed; inset: 0; pointer-events: none; z-index: 9999; }
.cota-traza { position: absolute; inset: 0; width: 100%; height: 100%; }
.cota-punto {
  position: absolute; left: 0; top: 0; width: 10px; height: 10px; margin: -5px 0 0 -5px;
  border-radius: 50%; background: var(--oro); box-shadow: 0 0 0 1px rgba(0,0,0,.3);
  display: grid; place-items: center; overflow: hidden; will-change: transform;
  transition: width .3s, height .3s, margin .3s, background .3s, opacity .2s;
}
.cota-punto span { font: 600 10px/1 'Montserrat', sans-serif; letter-spacing: .2em; padding-left: .2em; color: var(--negro); opacity: 0; transition: opacity .2s; }
.cota-punto.sobre { width: 44px; height: 44px; margin: -22px 0 0 -22px; background: rgba(201,161,74,.15); box-shadow: inset 0 0 0 1.5px var(--oro); }
.cota-punto.sobre span { opacity: 1; }
.cota-punto.oculto { opacity: 0; }

/* Separación entre "Cómo trabajamos" y el llamado final (ya no hay testimonios en medio) */
.oscuro + .llamado { margin-top: clamp(10px, 2.2vw, 30px); }

/* ---------- Formulario: campo trampa contra spam y estados ---------- */
.campo-trampa { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.formulario .nota a { color: var(--oro-claro); text-decoration: underline; }
.formulario button:disabled { opacity: .6; cursor: wait; }