/* ===========================================================
   PODAS Y TALAS KUPEL
   Sistema de diseño
   Paleta: Pino #0F2318 · Corteza #241408 · Serrín #F3E7CE
           Óxido (madera cortada) #C1602A · Musgo #7C9A6F · WhatsApp #25D366
   Tipografía: Fraunces (display, orgánica) · Work Sans (texto) · Space Mono (utilitaria)
   Firma visual: anillos de tronco que se completan a medida que scrolleás,
   y bordes de "corte de sierra" entre secciones.
   =========================================================== */

:root{
  --pine:        #0F2318;
  --pine-soft:   #17331F;
  --pine-softer: #1E3E27;
  --pine-line:   #2B4F35;
  --bark:        #241408;
  --bark-soft:   #331C0C;
  --bark-line:   #4A2C13;
  --sawdust:     #F3E7CE;
  --sawdust-soft:#E9D9B8;
  --ink:         #211609;
  --ink-soft:    color-mix(in srgb, var(--ink) 65%, transparent);
  --rust:        #C1602A;
  --rust-dark:   #9C4A1E;
  --moss:        #7C9A6F;
  --moss-dark:   #5C7A52;
  --cream-line:  rgba(33,22,9,.14);
  --whatsapp:    #25D366;
  --whatsapp-dark:#1DA851;

  --font-display: 'Fraunces', 'Iowan Old Style', serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Space Mono', 'IBM Plex Mono', monospace;

  --wrap: 1180px;
  --radius: 18px;
  --radius-sm: 10px;
  --ease: cubic-bezier(.22,.68,0,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; overflow-x: hidden; width: 100%; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  background: var(--sawdust);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font: inherit; cursor:pointer; background:none; border:none; }
svg{ width:1em; height:1em; }

.wrap{ max-width: var(--wrap); margin: 0 auto; padding: 0 28px; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--rust); color:var(--sawdust);
  padding:12px 18px; z-index:999; border-radius: 0 0 8px 0; font-weight:700;
}
.skip-link:focus{ left:0; }

:focus-visible{
  outline: 2.5px solid var(--rust);
  outline-offset: 3px;
  border-radius: 4px;
}

.h2{
  font-family: var(--font-display);
  font-weight: 600;
  font-optical-sizing: auto;
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  margin: .3em 0 .5em;
}
.h2 em{ font-style: italic; font-weight: 500; color: var(--rust); }

.eyebrow{
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--rust);
  margin: 0 0 1.1em;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: .6em;
}
.eyebrow::before{
  content:''; width: 22px; height: 2px; background: currentColor; display:inline-block; flex-shrink:0;
}
.eyebrow-light{ color: var(--moss); }

.section-head{ max-width: 640px; margin-bottom: 3rem; }
.section-sub{ font-size: 1.08rem; color: var(--ink-soft); max-width: 46ch; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.55em;
  font-family: var(--font-body); font-weight:700; font-size: .95rem;
  padding: .85em 1.5em; border-radius: 100px; border: 1.5px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn .icon{ width:1.15em; height:1.15em; flex-shrink:0; }
.btn-whatsapp{ background: var(--whatsapp); color:#fff; box-shadow: 0 8px 20px -8px rgba(37,211,102,.55); }
.btn-whatsapp:hover{ background: var(--whatsapp-dark); transform: translateY(-2px); box-shadow: 0 12px 24px -8px rgba(37,211,102,.6); }
.btn-ghost{ background: transparent; color: var(--sawdust); border-color: rgba(243,231,206,.35); }
.btn-ghost:hover{ border-color: var(--rust); color: var(--rust); background: rgba(193,96,42,.1); }
.btn-outline{ background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover{ background: var(--ink); color: var(--sawdust); }
.btn-outline-light{ background: transparent; color: var(--sawdust); border-color: rgba(243,231,206,.4); }
.btn-outline-light:hover{ background: var(--rust); border-color: var(--rust); color: var(--sawdust); }
.btn-sm{ padding: .55em 1.1em; font-size: .85rem; }
.btn-lg{ padding: 1em 1.85em; font-size: 1rem; }
.btn-block{ width:100%; }

.text-link{
  display:inline-flex; align-items:center; gap:.4em; font-weight:700; color: var(--ink);
  border-bottom: 2.5px solid var(--rust); padding-bottom: 2px;
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.text-link:hover{ gap: .7em; color: var(--rust-dark); }
.text-link .icon{ width:1.1em; height:1.1em; }

/* ---------- Firma visual: anillos de tronco (progreso de scroll) ---------- */
.ring-dial{
  position: fixed;
  left: 22px;
  bottom: 22px;
  z-index: 60;
  width: 84px;
  height: 84px;
  pointer-events: none;
}
.ring-dial svg{ width:100%; height:100%; overflow: visible; }
.ring-dial .ring-bg{ fill: none; stroke: var(--cream-line); stroke-width: 2.4; }
.ring-dial .ring{ fill: none; stroke-width: 2.4; stroke-linecap: round; transition: stroke-dashoffset .08s linear; }
.ring-dial .ring-core{ fill: var(--rust); }

@media (max-width: 780px){
  .ring-dial{ width: 58px; height: 58px; left: 14px; bottom: 84px; }
}

/* ---------- Divisores "corte de sierra" ---------- */
.sawcut{ display:block; width:100%; line-height:0; }
.sawcut svg{ display:block; width:100%; height: 34px; }
.sawcut--sm svg{ height: 20px; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 80;
  background: var(--pine);
  border-bottom: 1px solid var(--pine-line);
}
.header-inner{
  max-width: var(--wrap); margin: 0 auto; padding: 0 28px;
  display:flex; align-items:center; justify-content:space-between; gap: 1.5rem;
  height: 84px;
}
.brand{ display:flex; align-items:center; gap:.85rem; flex-shrink:0; }
.brand-text{ display:flex; flex-direction:column; gap: .1em; color: var(--sawdust); }
.brand-text strong{
  font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; letter-spacing:.01em; line-height:1;
}
.brand-text em{
  font-family: var(--font-mono); font-style:normal; font-size:.66rem; letter-spacing:.14em; text-transform:uppercase;
  color: var(--moss);
}

.main-nav{ display:flex; align-items:center; gap: 2.1rem; }
.main-nav a{
  font-size: .92rem; font-weight: 600; color: rgba(243,231,206,.72);
  position:relative; padding: .3em 0; transition: color .2s var(--ease);
}
.main-nav a::after{
  content:''; position:absolute; left:0; right:100%; bottom:-3px; height:2px; background: var(--rust);
  transition: right .25s var(--ease);
}
.main-nav a:hover, .main-nav a.active{ color: var(--sawdust); }
.main-nav a:hover::after, .main-nav a.active::after{ right:0; }

.header-actions{ display:flex; align-items:center; gap: 1rem; }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width: 42px; height: 42px; border-radius: 50%; background: var(--pine-soft);
  border: 1.5px solid var(--pine-line); flex-shrink:0;
}
.nav-toggle span{ width: 18px; height: 2px; background: var(--sawdust); margin: 0 auto; transition: transform .25s var(--ease), opacity .25s var(--ease); }

@media (max-width: 980px){
  .main-nav{
    position: fixed; inset: 84px 0 0 0; height: calc(100vh - 84px);
    background: var(--pine); flex-direction:column; align-items:flex-start; justify-content:flex-start;
    padding: 2rem 28px; gap: 1.6rem; transform: translateX(100%); transition: transform .3s var(--ease);
    z-index: 79; overflow-y:auto;
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav a{ font-size: 1.3rem; font-family: var(--font-display); font-weight:600; }
  .nav-toggle{ display:flex; }
  .header-actions .btn-whatsapp.btn-sm{ display:none; }
}
@media (min-width: 981px){
  .nav-toggle{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position: relative;
  background: var(--pine);
  color: var(--sawdust);
  overflow: hidden;
  padding: clamp(4rem, 9vw, 7rem) 0 clamp(6rem, 11vw, 9rem);
}
.hero::before{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(100deg, rgba(15,35,24,.96) 0%, rgba(15,35,24,.9) 38%, rgba(15,35,24,.68) 68%, rgba(15,35,24,.5) 100%),
    url('images/fondo.jpg') center 35%/cover no-repeat;
  z-index: 0;
}
.hero-rings{
  position:absolute; right: -8%; top: 50%; transform: translateY(-50%);
  width: min(58vw, 720px); opacity: .9; pointer-events:none;
  z-index: 1;
}
.hero-rings svg{ width:100%; height:auto; }

.hero-inner{ position:relative; z-index: 1; max-width: 660px; }
.hero-title{
  font-family: var(--font-display); font-weight: 600; font-optical-sizing: auto;
  font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.03; letter-spacing: -.01em;
  margin: 0 0 .55em;
}
.hero-title em{ font-style: italic; font-weight: 500; color: var(--rust); }
.hero-lede{
  font-size: 1.14rem; color: rgba(243,231,206,.78); max-width: 50ch; margin: 0 0 2.2rem;
}

.hero-actions{ display:flex; flex-wrap:wrap; gap: 1rem; margin-bottom: 2.6rem; }

.hero-badges{ display:flex; flex-wrap:wrap; gap: 1.6rem 2.2rem; }
.hero-badges li{
  display:flex; align-items:center; gap:.6em; font-family: var(--font-mono); font-size:.78rem;
  letter-spacing:.03em; color: rgba(243,231,206,.65); text-transform:uppercase;
}
.hero-badges .dot{ width:7px; height:7px; border-radius:50%; background: var(--moss); flex-shrink:0; }

@media (max-width: 700px){
  .hero-rings{ right:-30%; opacity:.5; }
}

/* ---------- Trust strip ---------- */
.trust{ background: var(--sawdust); }
.trust-strip{ padding: 2.6rem 0; border-bottom: 1px solid var(--cream-line); }
.trust-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
.trust-item{ display:flex; align-items:center; gap: .9rem; }
.trust-item svg{ width: 30px; height:30px; color: var(--rust); flex-shrink:0; }
.trust-label{ font-size:.9rem; font-weight:600; line-height:1.3; }

@media (max-width: 900px){
  .trust-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px){
  .trust-grid{ grid-template-columns: 1fr; }
}

/* ---------- Nosotros ---------- */
.about{ background: var(--sawdust); padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.about-grid{ display:grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2.5rem, 6vw, 5rem); align-items:center; }

.about-media{ position:relative; border-radius: var(--radius); overflow:hidden; }
.about-media img{ width:100%; aspect-ratio: 4/5; object-fit:cover; }
.about-media-tag{
  position:absolute; left: 1.3rem; bottom: 1.3rem; right: 1.3rem;
  background: rgba(15,35,24,.85); backdrop-filter: blur(6px);
  color: var(--sawdust); border-radius: var(--radius-sm); padding: .9rem 1.1rem;
  display:flex; flex-direction:column; gap:.15rem;
}
.about-media-tag span:first-child{ font-family: var(--font-display); font-weight:600; font-size:1rem; }
.about-media-tag span:last-child{ font-size:.78rem; color: rgba(243,231,206,.7); }

.about-content p{ margin: 0 0 1.1em; color: var(--ink-soft); }
.about-content strong{ color: var(--ink); }

.check-list{ display:flex; flex-direction:column; gap:.8rem; margin: 1.6rem 0 2rem; }
.check-list li{ position:relative; padding-left: 1.9em; font-weight:600; font-size:.98rem; }
.check-list li::before{
  content:''; position:absolute; left:0; top:.25em; width: 1.15em; height:1.15em; border-radius:50%;
  background: var(--moss); 
}
.check-list li::after{
  content:''; position:absolute; left: .34em; top: .58em; width: .5em; height:.28em;
  border-left: 2px solid var(--sawdust); border-bottom: 2px solid var(--sawdust); transform: rotate(-45deg);
}

@media (max-width: 860px){
  .about-grid{ grid-template-columns: 1fr; }
  .about-media img{ aspect-ratio: 16/10; }
}

/* ---------- Servicios ---------- */
.services{ background: var(--pine); color: var(--sawdust); padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.services .section-sub{ color: rgba(243,231,206,.7); }
.services-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }

.service-card{
  background: var(--pine-soft); border: 1px solid var(--pine-line); border-radius: var(--radius);
  padding: 2rem 1.7rem; transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.service-card:hover{ transform: translateY(-6px); border-color: var(--rust); background: var(--pine-softer); }
.service-icon{
  width: 52px; height:52px; border-radius: 50%; background: rgba(193,96,42,.14); color: var(--rust);
  display:flex; align-items:center; justify-content:center; margin-bottom: 1.4rem;
}
.service-icon svg{ width: 26px; height:26px; }
.service-card h3{
  font-family: var(--font-display); font-weight:600; font-size: 1.18rem; margin: 0 0 .9rem; line-height:1.25;
}
.service-card ul{ display:flex; flex-direction:column; gap:.55rem; }
.service-card li{
  font-size: .88rem; color: rgba(243,231,206,.68); padding-left: 1.1em; position:relative;
}
.service-card li::before{ content:'—'; position:absolute; left:0; color: var(--moss); }

@media (max-width: 1080px){
  .services-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px){
  .services-grid{ grid-template-columns: 1fr; }
}

/* ---------- Trabajos / Galería ---------- */
.work{ background: var(--sawdust); padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.gallery-hint{
  display:none; align-items:center; gap:.5em; font-family: var(--font-mono); font-size:.75rem;
  letter-spacing:.04em; text-transform:uppercase; color: var(--ink-soft); margin: -1.6rem 0 1.6rem;
}
.gallery-hint svg{ width:16px; height:16px; }

.gallery{
  display:grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 190px; gap: 14px;
}
.gallery-item{
  position:relative; border-radius: var(--radius-sm); overflow:hidden; cursor:pointer;
  background: var(--sawdust-soft); border: 1px solid var(--cream-line);
}
.gallery-item.big{ grid-column: span 2; grid-row: span 2; }
.gallery-item img, .gallery-item video{
  width:100%; height:100%; object-fit:cover; display:block; transition: transform .5s var(--ease);
}
.gallery-item:hover img, .gallery-item:hover video{ transform: scale(1.06); }

.zoom-hint{
  position:absolute; right: 10px; top: 10px; width: 30px; height:30px; border-radius:50%;
  background: rgba(15,35,24,.72); color: var(--sawdust); display:flex; align-items:center; justify-content:center;
  opacity:0; transform: scale(.8); transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.gallery-item:hover .zoom-hint{ opacity:1; transform: scale(1); }

.gallery-item.is-video .play-badge{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  transition: transform .3s var(--ease);
}
.gallery-item.is-video .play-badge svg{ width:50px; height:50px; filter: drop-shadow(0 4px 10px rgba(0,0,0,.5)); }
.gallery-item.is-video:hover .play-badge{ transform: scale(1.08); }

@media (max-width: 900px) and (min-width: 641px){
  .gallery{ grid-template-columns: repeat(3, 1fr); grid-auto-rows: 180px; }
  .gallery-item.big{ grid-column: span 2; grid-row: span 1; }
}

@media (max-width: 640px){
  .gallery-hint{ display:flex; }
  .gallery{
    display:flex; grid-template-columns:none; overflow-x:auto; scroll-snap-type: x mandatory;
    scroll-padding-left: 28px; gap: 14px; margin: 0 -28px; padding: 4px 28px 14px;
    -webkit-overflow-scrolling: touch; scrollbar-width:none;
  }
  .gallery::-webkit-scrollbar{ display:none; }
  .gallery-item, .gallery-item.big{
    flex: 0 0 78%; scroll-snap-align:start; aspect-ratio: 4/5; height:auto;
  }
  .gallery-item .zoom-hint{ opacity:1; transform:none; width:34px; height:34px; }
  .gallery-item .play-badge svg{ width:56px; height:56px; }
}

/* ---------- Contacto ---------- */
.contact{ background: var(--bark); color: var(--sawdust); padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.contact-grid{ display:grid; grid-template-columns: 1.1fr .85fr; gap: clamp(2.5rem, 5vw, 5rem); align-items:start; }
.contact-grid > *{ min-width:0; }
.contact .section-sub{ color: rgba(243,231,206,.68); }

.contact-form{ display:flex; flex-direction:column; gap: 1.2rem; margin-top: 2rem; max-width: 480px; }
.field{ display:flex; flex-direction:column; gap:.5rem; }
.field label{ font-family: var(--font-mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color: var(--moss); font-weight:600; }
.field input, .field textarea{
  background: var(--bark-soft); border: 1.5px solid var(--bark-line); border-radius: var(--radius-sm);
  padding: .85em 1em; color: var(--sawdust); font-family: var(--font-body); font-size:.98rem;
  transition: border-color .2s var(--ease), background .2s var(--ease); resize: vertical;
}
.field input::placeholder, .field textarea::placeholder{ color: rgba(243,231,206,.4); }
.field input:focus, .field textarea:focus{ border-color: var(--rust); outline:none; }

.form-note{ min-height:1.2em; font-size:.88rem; color: var(--moss); font-weight:700; margin:0; }
.form-note.error{ color: #E9906B; }

.info-card{
  background: var(--bark-soft); border: 1px solid var(--bark-line); border-radius: var(--radius);
  padding: 2.2rem; margin-top: 2rem;
}
.info-card h3{ font-family: var(--font-display); font-size:1.2rem; margin:0 0 1.4rem; font-weight:600; }
.info-list{ display:flex; flex-direction:column; gap:1.3rem; margin-bottom: 1.8rem; }
.info-list li{ display:flex; align-items:flex-start; gap:.9em; }
.info-list li > div{ min-width:0; }
.info-icon{ width:38px; height:38px; border-radius:10px; background: rgba(193,96,42,.16); color: var(--rust); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.info-icon svg{ width:18px; height:18px; }
.info-list strong{ display:block; font-size:.72rem; text-transform:uppercase; letter-spacing:.06em; font-family: var(--font-mono); color: var(--moss); margin-bottom:.25em; font-weight:600; }
.info-list a, .info-list span{ font-size:1rem; font-weight:700; overflow-wrap:anywhere; word-break:break-word; }
.info-list a:hover{ color: var(--rust); }

@media (max-width: 900px){
  .contact-grid{ grid-template-columns:1fr; }
}

/* ---------- Footer ---------- */
.site-footer{ background: var(--pine); color: rgba(243,231,206,.7); padding: 2.6rem 0; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; gap:1.5rem; flex-wrap:wrap; }
.footer-copy{ font-size:.85rem; margin:0; }

@media (max-width: 700px){
  .footer-inner{ flex-direction:column; text-align:center; }
}

/* ---------- WhatsApp flotante (siempre visible) ---------- */
.fab-whatsapp{
  position: fixed; right: 22px; bottom: 22px; z-index: 70;
  display:flex; align-items:center; gap:.6em;
  background: var(--whatsapp); color:#fff; border-radius: 100px;
  padding: .8em 1.2em .8em .8em;
  box-shadow: 0 10px 26px -8px rgba(37,211,102,.65);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.fab-whatsapp .icon-wrap{
  width: 34px; height:34px; border-radius:50%; background: rgba(255,255,255,.18);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.fab-whatsapp .icon{ width: 19px; height:19px; }
.fab-whatsapp span.label{ font-weight:800; font-size:.92rem; white-space:nowrap; }
.fab-whatsapp:hover{ transform: scale(1.04); box-shadow: 0 14px 30px -8px rgba(37,211,102,.7); }

@media (max-width: 560px){
  .fab-whatsapp{ padding: .7em; }
  .fab-whatsapp span.label{ display:none; }
  .fab-whatsapp .icon-wrap{ width:40px; height:40px; background:transparent; }
  .fab-whatsapp .icon{ width:24px; height:24px; }
}

/* ---------- Lightbox ---------- */
.lightbox{
  position: fixed; inset:0; z-index: 200; background: rgba(15,20,15,.95);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden; transition: opacity .3s var(--ease);
  padding: 4rem 1.5rem;
}
.lightbox.open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:min(1000px,92vw); max-height:82vh; object-fit:contain; border-radius:8px; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.lightbox video{ max-width:min(1000px,92vw); max-height:82vh; border-radius:8px; box-shadow: 0 30px 80px rgba(0,0,0,.5); background:#000; }
.lightbox-close{ position:absolute; top:1.5rem; right:1.5rem; background: rgba(255,255,255,.1); color:#fff; border:none; width:44px; height:44px; border-radius:50%; font-size:1.2rem; }
.lightbox-close:hover{ background: var(--rust); color:#fff; }
.lightbox-nav{
  position:absolute; top:50%; transform: translateY(-50%); background: rgba(255,255,255,.1); color:#fff;
  border:none; width:52px; height:52px; border-radius:50%; font-size:1.8rem; line-height:1;
  display:flex; align-items:center; justify-content:center;
}
.lightbox-nav:hover{ background: var(--rust); color:#fff; }
.lightbox-prev{ left:1rem; }
.lightbox-next{ right:1rem; }
.lightbox-count{ position:absolute; bottom:1.5rem; left:50%; transform: translateX(-50%); color: rgba(243,231,206,.85); font-family: var(--font-mono); font-size:.8rem; }
@media (max-width: 640px){
  .lightbox-nav{ width:42px; height:42px; font-size:1.4rem; }
}

/* ---------- Scroll reveal ---------- */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view{ opacity:1; transform: translateY(0); }
.service-card.reveal:nth-child(2){ transition-delay:.06s; }
.service-card.reveal:nth-child(3){ transition-delay:.12s; }
.service-card.reveal:nth-child(4){ transition-delay:.18s; }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; }
}