/* =========================================================================
   STILO CERRAMIENTOS — Design tokens
   Paleta derivada del isologo: negro absoluto, blanco, naranja de marca
   y gris plata (las dos barras diagonales del logo), sobre un motivo
   recurrente de anillo circular (el aro del logo).
   ========================================================================= */
:root{
  --black:        #0a0a0a;
  --black-soft:   #121212;
  --charcoal:     #171717;
  --charcoal-2:   #1e1e1e;
  --line:         rgba(255,255,255,0.09);
  --line-strong:  rgba(255,255,255,0.16);
  --white:        #f7f6f3;
  --white-dim:    rgba(247,246,243,0.68);
  --white-faint:  rgba(247,246,243,0.42);

  --orange:       #e8752c;
  --orange-dark:  #b9591d;
  --orange-glow:  rgba(232,117,44,0.35);
  --silver:       #b9bec4;
  --silver-dark:  #7c8288;

  /* Colores oficiales de marca para redes sociales / contacto */
  --whatsapp:     #25D366;
  --whatsapp-dark:#1DA851;
  --instagram-1:  #f9ce34;
  --instagram-2:  #ee2a7b;
  --instagram-3:  #6228d7;
  --facebook:     #1877F2;

  --display: 'Calibri', 'Trebuchet MS', sans-serif;
  --body:    'Calibri', 'Trebuchet MS', sans-serif;
  --mono:    'Calibri', 'Trebuchet MS', sans-serif;

  --container: 1280px;
  --radius: 2px;
  --ease: cubic-bezier(.16,.84,.24,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:88px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::as{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
}

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

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; }
:focus-visible{ outline:2px solid var(--orange); outline-offset:3px; }

.container-fluid.px-0{ padding:0 !important; }

/* =========================================================================
   Loader
   ========================================================================= */
.loader{
  position:fixed; inset:0; z-index:9999;
  background:var(--black);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .6s var(--ease), visibility .6s var(--ease);
}
.loader.is-hidden{ opacity:0; visibility:hidden; }
.loader__ring{ width:64px; height:64px; }
.loader__ring circle{
  fill:none; stroke:var(--orange); stroke-width:2.5;
  stroke-dasharray:280; stroke-dashoffset:280;
  animation:loaderSpin 1.1s linear infinite, loaderDash 1.6s ease-in-out infinite;
  transform-origin:center;
}
@keyframes loaderSpin{ to{ transform:rotate(360deg); } }
@keyframes loaderDash{
  0%{ stroke-dashoffset:280; }
  50%{ stroke-dashoffset:70; }
  100%{ stroke-dashoffset:280; }
}

/* =========================================================================
   Eyebrow / Section headers
   ========================================================================= */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:12.5px; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
  color:var(--orange); margin:0 0 18px;
}
.eyebrow span{ width:26px; height:2px; background:var(--orange); display:inline-block; }
.eyebrow--center{ display:flex; justify-content:center; width:100%; }

.section-title{
  font-family:var(--display); font-weight:800;
  font-size:clamp(2rem, 4.2vw, 3.1rem);
  line-height:1.08; letter-spacing:-.01em;
  margin:0 0 22px;
  max-width:820px;
  -webkit-text-stroke:.5px currentColor;
}
.section-title--center{ margin-left:auto; margin-right:auto; text-align:center; }

.section{
  position:relative;
  padding:min(11vw,120px) min(6vw,72px);
  background:var(--white);
  color:var(--black);
}
.section--dark{
  background:var(--black);
  color:var(--white);
}
.section--dark .section-title{ color:var(--white); }

/* diagonal cut divider, echo of the logo's two slanted bars */
.section__divider{
  position:absolute; top:0; left:0; right:0; height:0;
  overflow:visible;
}
.cut{
  position:absolute; top:-1px; height:10px; width:34%;
  transform:skewX(-28deg);
}
.cut--orange{ left:-4%; background:var(--orange); }
.cut--silver{ right:-4%; background:var(--silver); opacity:.85; }

/* =========================================================================
   Reveal animations
   ========================================================================= */
.reveal-up{
  opacity:0; transform:translateY(28px);
  transition:opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay:var(--d, 0s);
}
.reveal-up.is-visible{ opacity:1; transform:translateY(0); }

/* =========================================================================
   Buttons — "cut" shape derived from the logo's parallelogram bars
   ========================================================================= */
.btn-cut{
  --pad-x: 30px;
  position:relative;
  display:inline-flex; align-items:center; gap:12px;
  padding:17px var(--pad-x);
  font-family:var(--body); font-weight:700; font-size:15px;
  color:var(--white);
  background:var(--charcoal);
  border:1px solid var(--line-strong);
  clip-path:polygon(14px 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
  transition:transform .35s var(--ease), background .35s var(--ease), box-shadow .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  white-space:nowrap;
}
.btn-cut i{ font-size:16px; }
.btn-cut:hover{ transform:translateY(-3px); }
.btn-cut--orange{
  background:var(--orange); border-color:var(--orange); color:#160b04;
  box-shadow:0 14px 34px -12px var(--orange-glow);
}
.btn-cut--orange:hover{ background:#f08339; box-shadow:0 18px 40px -10px var(--orange-glow); }
.btn-cut--ghost{
  background:transparent; border-color:var(--line-strong); color:var(--white);
}
.btn-cut--ghost:hover{ border-color:var(--orange); color:var(--orange); }
.btn-cut--sm{ padding:11px 22px; font-size:13.5px; }
.btn-cut--block{ width:100%; justify-content:center; }

/* WhatsApp-specific CTA buttons: brand green */
.btn-cut i.fa-whatsapp{ color:#25D366; }
.btn-cut--orange i.fa-whatsapp{ color:#160b04; }

/* =========================================================================
   Header / Nav
   ========================================================================= */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:20px min(6vw,72px);
  display:flex;
  background:linear-gradient(to bottom, rgba(10,10,10,.75), rgba(10,10,10,0));
  transition:background .4s var(--ease), padding .4s var(--ease), backdrop-filter .4s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,10,10,0.86);
  backdrop-filter:blur(14px);
  padding-top:12px; padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.site-header__inner{
  width:100%; max-width:1600px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height:38px; width:auto; }
.brand__text{
  font-family:var(--display); font-weight:700; font-size:17px; color:var(--white); letter-spacing:-.01em;
}
.brand__text em{ font-style:normal; color:var(--orange); }

.main-nav{ display:flex; align-items:center; gap:38px; }
.main-nav ul{ display:flex; align-items:center; gap:32px; }
.nav-link{
  font-size:14px; font-weight:600; color:var(--white-dim);
  position:relative; padding:6px 0;
  transition:color .3s var(--ease);
}
.nav-link::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:1px; background:var(--orange);
  transition:width .3s var(--ease);
}
.nav-link:hover{ color:var(--white); }
.nav-link:hover::after{ width:100%; }
.nav-cta{ flex-shrink:0; }

.burger{
  display:none; width:42px; height:42px; border:1px solid var(--line-strong); background:transparent;
  clip-path:polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  align-items:center; justify-content:center; flex-direction:column; gap:5px; cursor:pointer;
}
.burger span{ width:18px; height:1.5px; background:var(--white); transition:transform .3s var(--ease), opacity .3s var(--ease); }
.burger.is-open span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

/* =========================================================================
   WhatsApp floating button — color oficial de marca
   ========================================================================= */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:900;
  width:60px; height:60px; border-radius:50%;
  background:var(--whatsapp); color:#ffffff;
  display:flex; align-items:center; justify-content:center;
  font-size:28px;
  box-shadow:0 16px 34px -10px rgba(0,0,0,.5);
}
.wa-float:hover{ background:var(--whatsapp-dark); }
.wa-float__pulse{
  position:absolute; inset:0; border-radius:50%;
  border:2px solid var(--whatsapp); opacity:.7;
  animation:waPulse 2.2s ease-out infinite;
}
@keyframes waPulse{
  0%{ transform:scale(1); opacity:.6; }
  100%{ transform:scale(1.7); opacity:0; }
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero{
  position:relative; min-height:100svh; display:flex; flex-direction:column; justify-content:center;
  background:var(--black); overflow:hidden; padding:120px min(6vw,72px) 60px;
}
.hero__media{ position:absolute; inset:0; z-index:0; }
.hero__media img{ width:100%; height:100%; object-fit:cover; opacity:.55; }
.hero__overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(10,10,10,.55) 0%, rgba(10,10,10,.35) 35%, rgba(10,10,10,.92) 100%),
    linear-gradient(100deg, rgba(10,10,10,.95) 8%, rgba(10,10,10,.25) 46%, rgba(10,10,10,.65) 100%);
}
.hero__ring-wrap{
  position:absolute; top:50%; right:-2vw; transform:translateY(-50%);
  width:min(58vw,600px); height:min(58vw,600px);
  z-index:1; opacity:.9;
  display:flex; align-items:center; justify-content:center;
}
.hero__ring-logo{
  position:relative; z-index:1; width:70%; height:70%;
  object-fit:contain; opacity:.98;
}
@media (max-width:768px){
  .hero__ring-wrap{
    top:72vh; transform:translateY(-50%);
    width:min(80vw,340px); height:min(80vw,340px);
    right:-8vw; opacity:.7;
  }
  .hero__ring-logo{ width:72%; height:72%; }
}

.hero__content{ position:relative; z-index:2; max-width:900px; }
.hero__title{
  font-family:var(--display); font-weight:800; color:var(--white);
  font-size:clamp(2.4rem, 6vw, 4.6rem); line-height:1.05; letter-spacing:-.01em;
  margin:0 0 24px;
  text-transform:uppercase;
  -webkit-text-stroke:1px var(--white);
}
.hero__title em{ font-style:normal; color:var(--orange); -webkit-text-stroke:1px var(--orange); }
.hero__subtitle{
  color:var(--white-dim); font-size:clamp(1rem,1.5vw,1.2rem); max-width:640px; margin:0 0 40px;
  font-weight:500;
}
.hero__actions{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom:64px; }

.hero__stats{ display:flex; flex-wrap:wrap; gap:48px; border-top:1px solid var(--line); padding-top:32px; max-width:640px; }
.hero__stats div{ display:flex; flex-direction:column; }
.hero__stats strong{ font-family:var(--display); font-size:clamp(1.8rem,3vw,2.4rem); color:var(--white); font-weight:800; }
.hero__stats span{ font-family:var(--mono); font-size:11.5px; color:var(--white-faint); text-transform:uppercase; letter-spacing:.04em; margin-top:4px; }

.hero__scroll{
  position:absolute; bottom:28px; right:min(6vw,72px); z-index:2;
  display:flex; align-items:center; gap:10px; color:var(--white-faint);
  font-family:var(--mono); font-size:11px; letter-spacing:.05em; text-transform:uppercase;
}
.hero__scroll i{ animation:scrollBounce 1.8s ease-in-out infinite; color:var(--orange); }
@keyframes scrollBounce{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(6px); } }

/* =========================================================================
   About / Nosotros
   ========================================================================= */
.about-grid{
  display:grid; grid-template-columns:1.15fr 0.85fr; gap:min(6vw,80px);
  align-items:center; padding:min(11vw,120px) min(6vw,72px);
}
.about-grid__col--text p{ color:var(--white-dim); max-width:560px; }
.check-list{ margin-top:28px; display:flex; flex-direction:column; gap:14px; }
.check-list li{ display:flex; align-items:center; gap:12px; color:var(--white); font-weight:700; font-size:14.5px; }
.check-list i{ color:var(--orange); font-size:13px; }

.history-card{
  position:relative; background:var(--charcoal); border:1px solid var(--line);
  padding:44px 38px; clip-path:polygon(0 0,100% 0,100% calc(100% - 24px),calc(100% - 24px) 100%,0 100%);
}
.history-card__year{
  font-family:var(--mono); color:var(--orange); font-size:13px; font-weight:700; letter-spacing:.05em; display:block; margin-bottom:18px;
}
.history-card p{ color:var(--white-dim); font-size:14.5px; margin-bottom:16px; }
.history-card p strong{ color:var(--white); }
.history-card__loc{
  display:flex; align-items:center; gap:10px; margin-top:24px; padding-top:20px; border-top:1px solid var(--line);
  font-family:var(--mono); font-size:12px; font-weight:700; color:var(--silver); text-transform:uppercase; letter-spacing:.04em;
}

/* =========================================================================
   Metrics band
   ========================================================================= */
.metrics{
  position:relative; background:var(--orange); overflow:hidden;
  padding:min(7vw,72px) min(6vw,72px);
}
.metrics__ring{
  position:absolute; top:50%; left:-8vw; transform:translateY(-50%);
  width:min(50vw,540px); fill:none; opacity:.18;
}
.metrics__ring circle{ stroke:#160b04; stroke-width:1.5; fill:none; }
.metrics__grid{
  position:relative; z-index:1; display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
  max-width:var(--container); margin:0 auto;
}
.metric{ display:flex; flex-direction:column; text-align:center; }
.metric strong{ font-family:var(--display); font-weight:800; font-size:clamp(2rem,4vw,3.2rem); color:#160b04; }
.metric span{ font-family:var(--mono); font-size:12px; font-weight:700; color:rgba(22,11,4,.75); text-transform:uppercase; letter-spacing:.04em; margin-top:8px; }

/* =========================================================================
   Diferenciales
   ========================================================================= */
.diff-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--line-strong);
  border:1px solid var(--line-strong);
  max-width:var(--container); margin:0 auto;
}
.diff-card{
  background:var(--white); padding:40px 30px; transition:background .35s var(--ease), transform .35s var(--ease);
}
.diff-card:hover{ background:var(--black); transform:translateY(-4px); }
.diff-card:hover h3, .diff-card:hover p{ color:var(--white); }
.diff-card:hover i{ color:var(--orange); }
.diff-card i{ font-size:24px; color:var(--orange-dark); margin-bottom:20px; display:block; transition:color .35s var(--ease); }
.diff-card h3{ font-family:var(--display); font-size:17px; font-weight:700; margin:0 0 10px; transition:color .35s var(--ease); }
.diff-card p{ font-size:13.5px; color:#5c5c5c; margin:0; transition:color .35s var(--ease); }

/* =========================================================================
   Productos
   ========================================================================= */
.products-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:28px;
  max-width:var(--container); margin:0 auto;
}
.product-card{
  background:var(--charcoal); border:1px solid var(--line); overflow:hidden;
  display:flex; flex-direction:column;
  transition:transform .4s var(--ease), border-color .4s var(--ease);
}
.product-card:hover{ transform:translateY(-6px); border-color:var(--orange); }
.product-card__img{ aspect-ratio:4/3; overflow:hidden; background:#0e0e0e; }
.product-card__img img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.product-card:hover .product-card__img img{ transform:scale(1.06); }
.product-card__body{ padding:28px 26px 30px; position:relative; flex:1; display:flex; flex-direction:column; }
.product-card__tag{ font-family:var(--mono); color:var(--orange); font-size:12px; font-weight:700; letter-spacing:.05em; }
.product-card__body h3{ font-family:var(--display); color:var(--white); font-size:20px; font-weight:700; margin:10px 0 10px; }
.product-card__body p{ color:var(--white-dim); font-size:14px; margin-bottom:14px; }
.product-card__body ul{ display:flex; flex-direction:column; gap:8px; margin-bottom:20px; flex:1; }
.product-card__body ul li{ font-size:13px; color:var(--white-faint); padding-left:16px; position:relative; }
.product-card__body ul li::before{ content:''; position:absolute; left:0; top:8px; width:6px; height:1px; background:var(--silver); }
.product-card__cta{
  display:inline-flex; align-items:center; gap:8px; color:var(--orange); font-weight:700; font-size:13.5px;
  align-self:flex-start; transition:gap .3s var(--ease);
}
.product-card__cta:hover{ gap:14px; }

/* =========================================================================
   Proceso / Timeline
   ========================================================================= */
.timeline{
  position:relative; max-width:var(--container); margin:0 auto;
  display:grid; grid-template-columns:repeat(4,1fr); gap:36px 24px;
}
.timeline__line{ display:none; }
.timeline__item{ position:relative; padding-top:52px; }
.timeline__item::before{
  content:''; position:absolute; top:0; left:0; width:34px; height:2px; background:var(--orange);
}
.timeline__num{
  position:absolute; top:-10px; left:0; font-family:var(--mono); font-size:34px; font-weight:700;
  color:transparent; -webkit-text-stroke:1px var(--silver-dark);
}
.timeline__item h3{ font-family:var(--display); font-size:17px; font-weight:700; margin:0 0 8px; }
.timeline__item p{ font-size:13.5px; color:#5c5c5c; margin:0; }

/* =========================================================================
   Planta productiva
   ========================================================================= */
.plant{
  display:grid; grid-template-columns:1fr 1fr; background:var(--black); color:var(--white);
}
.plant__media{ position:relative; min-height:420px; }
.plant__media img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.9; }
.plant__content{ padding:min(9vw,90px) min(6vw,72px); display:flex; flex-direction:column; justify-content:center; }
.plant__content p:not(.eyebrow){ color:var(--white-dim); max-width:520px; margin-bottom:28px; }
.plant__tags{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:32px; }
.plant__tags span{
  display:flex; align-items:center; gap:9px; font-family:var(--mono); font-size:12px; font-weight:700;
  color:var(--silver); border:1px solid var(--line-strong); padding:10px 16px;
}
.plant__tags i{ color:var(--orange); }

/* =========================================================================
   Galeria — grilla de cuadrados fijos, 4 columnas
   ========================================================================= */
.gallery-filters{ display:flex; justify-content:center; flex-wrap:wrap; gap:14px; margin-bottom:44px; }
.gallery-filter{
  display:flex; align-items:center; gap:10px; padding:12px 22px;
  background:transparent; border:1px solid var(--line-strong); color:var(--white-dim);
  font-size:13.5px; font-weight:700; cursor:pointer; transition:all .3s var(--ease);
  clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%);
}
.gallery-filter i{ color:var(--orange); }
.gallery-filter:hover{ border-color:var(--orange); color:var(--white); }
.gallery-filter.is-active{ background:var(--orange); border-color:var(--orange); color:#160b04; }
.gallery-filter.is-active i{ color:#160b04; }

.gallery-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:16px;
  max-width:var(--container); margin:0 auto;
}
.gallery-item{
  position:relative; display:block; width:100%;
  aspect-ratio:1/1;
  background:#0e0e0e; border:1px solid var(--line);
  padding:0; cursor:pointer; overflow:hidden;
  margin:0;
  transition:opacity .35s var(--ease), transform .3s var(--ease), border-color .3s var(--ease);
}
.gallery-item img{ width:100%; height:100%; display:block; object-fit:cover; transition:transform .5s var(--ease); }
.gallery-item:hover{ transform:translateY(-4px); border-color:var(--orange); }
.gallery-item:hover img{ transform:scale(1.06); }
.gallery-item__zoom{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background:rgba(10,10,10,.35); color:var(--white); font-size:20px; opacity:0; transition:opacity .3s var(--ease);
}
.gallery-item:hover .gallery-item__zoom{ opacity:1; }
.gallery-item.is-hidden{ display:none; }

/* Lightbox — respeta la relación de aspecto real de cada imagen (apaisada o vertical) */
.lightbox{
  position:fixed; inset:0; z-index:2000; background:rgba(6,6,6,.96);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden; transition:opacity .35s var(--ease), visibility .35s var(--ease);
}
.lightbox.is-active{ opacity:1; visibility:visible; }
.lightbox__stage{ max-width:90vw; max-height:86vh; display:flex; align-items:center; justify-content:center; }
.lightbox__stage img{ max-width:90vw; max-height:86vh; width:auto; height:auto; object-fit:contain; margin:0 auto; }
.lightbox__close{
  position:absolute; top:26px; right:26px; width:46px; height:46px; border:1px solid var(--line-strong);
  background:transparent; color:var(--white); font-size:20px; display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.lightbox__nav{
  position:absolute; top:50%; transform:translateY(-50%); width:52px; height:52px; border:1px solid var(--line-strong);
  background:transparent; color:var(--white); font-size:20px; display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.lightbox__nav--prev{ left:20px; }
.lightbox__nav--next{ right:20px; }
.lightbox__close:hover, .lightbox__nav:hover{ border-color:var(--orange); color:var(--orange); }

/* =========================================================================
   Clientes
   ========================================================================= */
.clients{ padding:min(11vw,120px) min(6vw,72px); background:var(--white); }
.clients__inner{ max-width:var(--container); margin:0 auto; text-align:center; }
.clients__lead{ max-width:640px; margin:0 auto 56px; color:#5c5c5c; }
.clients__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line-strong); border:1px solid var(--line-strong); }
.clients__card{ background:var(--white); padding:44px 30px; }
.clients__card i{ font-size:26px; color:var(--orange-dark); margin-bottom:18px; display:block; }
.clients__card h3{ font-family:var(--display); font-size:18px; font-weight:700; margin:0 0 10px; }
.clients__card p{ font-size:13.5px; color:#5c5c5c; margin:0; }

/* =========================================================================
   Testimonios
   ========================================================================= */
.testi-slider{ max-width:900px; margin:0 auto; overflow:hidden; }
.testi-track{ display:flex; transition:transform .6s var(--ease); }
.testi-card{
  min-width:100%; background:var(--charcoal); border:1px solid var(--line); padding:52px min(8vw,64px);
  text-align:center;
}
.testi-card i{ font-size:22px; color:var(--orange); margin-bottom:20px; }
.testi-card p{ font-family:var(--display); font-weight:700; font-size:clamp(1.05rem,2vw,1.4rem); line-height:1.5; color:var(--white); margin:0 0 24px; }
.testi-card__author{ font-family:var(--mono); font-size:12px; font-weight:700; color:var(--silver); text-transform:uppercase; letter-spacing:.04em; }
.testi-dots{ display:flex; justify-content:center; gap:10px; margin-top:32px; }
.testi-dots button{
  width:9px; height:9px; border-radius:50%; border:1px solid var(--line-strong); background:transparent; cursor:pointer; padding:0;
  transition:background .3s var(--ease), border-color .3s var(--ease);
}
.testi-dots button.is-active{ background:var(--orange); border-color:var(--orange); }

/* =========================================================================
   Contacto
   ========================================================================= */
.contact-grid{
  display:grid; grid-template-columns:0.85fr 1.15fr; gap:min(6vw,64px);
  max-width:var(--container); margin:0 auto;
}
.contact-cards{ display:flex; flex-direction:column; gap:14px; }
.contact-card{
  display:flex; align-items:center; gap:18px; padding:22px 24px;
  border:1px solid #e7e5e0; background:#fbfaf8; transition:border-color .3s var(--ease), transform .3s var(--ease);
}
.contact-card:hover{ border-color:var(--orange); transform:translateX(4px); }
.contact-card i{ font-size:22px; color:var(--orange); flex-shrink:0; width:26px; text-align:center; }
.contact-card div{ display:flex; flex-direction:column; }
.contact-card span{ font-family:var(--mono); font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.04em; color:#8a8a8a; }
.contact-card strong{ font-size:14.5px; font-weight:700; margin-top:3px; }
.contact-card--static{ cursor:default; }
.contact-card--static:hover{ transform:none; border-color:#e7e5e0; }

/* Colores de marca en las tarjetas de contacto */
.contact-card--whatsapp i{ color:var(--whatsapp); }
.contact-card--whatsapp:hover{ border-color:var(--whatsapp); }
.contact-card--facebook i{ color:var(--facebook); }
.contact-card--facebook:hover{ border-color:var(--facebook); }
.contact-card--instagram i{
  background:linear-gradient(45deg, var(--instagram-1), var(--instagram-2), var(--instagram-3));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.contact-card--instagram:hover{ border-color:var(--instagram-2); }

.contact-form{ background:var(--black); padding:42px; border:1px solid var(--line); }
.contact-form label{
  display:block; font-family:var(--mono); font-size:11.5px; font-weight:700; text-transform:uppercase; letter-spacing:.04em;
  color:var(--silver); margin-bottom:9px;
}
.contact-form label em{ color:var(--white-faint); font-style:normal; }
.contact-form input, .contact-form select, .contact-form textarea{
  width:100%; background:var(--charcoal); border:1px solid var(--line-strong); color:var(--white);
  padding:13px 16px; font-family:var(--body); font-size:14.5px; transition:border-color .3s var(--ease);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{ border-color:var(--orange); outline:none; }
.contact-form textarea{ resize:vertical; }
.contact-form select{ appearance:none; background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6'><path d='M0 0l5 6 5-6z' fill='%23b9bec4'/></svg>"); background-repeat:no-repeat; background-position:right 16px center; }
.contact-form button{ margin-top:6px; }
.contact-form button i.fa-whatsapp{ color:#160b04; }

/* Bloque de mapa */
.map-block{
  max-width:var(--container); margin:56px auto 0;
  border:1px solid #e7e5e0; overflow:hidden; line-height:0;
}
.map-block iframe{ width:100%; height:450px; display:block; }
@media (max-width:768px){
  .map-block iframe{ height:320px; }
}

/* =========================================================================
   Footer
   ========================================================================= */
.site-footer{
  position:relative; background:var(--black); color:var(--white-dim); overflow:hidden;
  padding:min(8vw,80px) min(6vw,72px) 28px;
}
.site-footer__ring{ position:absolute; bottom:-18vw; right:-12vw; width:min(46vw,480px); opacity:.08; }
.site-footer__ring circle{ stroke:var(--silver); stroke-width:1; fill:none; }
.site-footer__top{
  position:relative; z-index:1; display:grid; grid-template-columns:1.4fr repeat(4,1fr); gap:40px;
  max-width:var(--container); margin:0 auto; padding-bottom:48px; border-bottom:1px solid var(--line);
}
.site-footer__brand img{ height:44px; margin-bottom:18px; }
.site-footer__brand p{ font-size:13.5px; max-width:280px; margin-bottom:22px; }
.site-footer__social{ display:flex; gap:12px; }
.site-footer__social a{
  width:38px; height:38px; border:1px solid var(--line-strong); display:flex; align-items:center; justify-content:center;
  transition:border-color .3s var(--ease), color .3s var(--ease), background .3s var(--ease);
}
.site-footer__social a.social-whatsapp:hover{ border-color:var(--whatsapp); background:var(--whatsapp); color:#fff; }
.site-footer__social a.social-facebook:hover{ border-color:var(--facebook); background:var(--facebook); color:#fff; }
.site-footer__social a.social-instagram:hover{
  border-color:var(--instagram-2);
  background:linear-gradient(45deg, var(--instagram-1), var(--instagram-2), var(--instagram-3));
  color:#fff;
}
.site-footer__col h4{ font-family:var(--display); color:var(--white); font-size:14px; font-weight:800; margin:0 0 18px; }
.site-footer__col{ display:flex; flex-direction:column; gap:12px; }
.site-footer__col a{ font-size:13.5px; transition:color .3s var(--ease); }
.site-footer__col a:hover{ color:var(--orange); }
.site-footer__bottom{
  position:relative; z-index:1; max-width:var(--container); margin:0 auto; padding-top:24px;
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:10px; font-size:12.5px; color:var(--white-faint);
}
.site-footer__bottom a{ color:var(--silver); }
.site-footer__bottom a:hover{ color:var(--orange); }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width:1200px){
  .diff-grid{ grid-template-columns:repeat(2,1fr); }
  .products-grid{ grid-template-columns:repeat(2,1fr); }
  .timeline{ grid-template-columns:repeat(2,1fr); }
  .gallery-grid{ grid-template-columns:repeat(3,1fr); }
  .site-footer__top{ grid-template-columns:1fr 1fr 1fr; }
}

@media (max-width:991px){
  .main-nav{ display:none; }
  .burger{ display:flex; }
  .about-grid{ grid-template-columns:1fr; }
  .plant{ grid-template-columns:1fr; }
  .plant__media{ min-height:320px; order:-1; }
  .clients__grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .hero__stats{ gap:32px; }
  .metrics__grid{ grid-template-columns:repeat(2,1fr); gap:36px; }
  .site-footer__top{ grid-template-columns:1fr 1fr; }
}

@media (max-width:768px){
  html{ scroll-padding-top:70px; }
  .diff-grid{ grid-template-columns:1fr; }
  .products-grid{ grid-template-columns:1fr; }
  .timeline{ grid-template-columns:1fr 1fr; }
  .gallery-grid{ grid-template-columns:repeat(2,1fr); gap:12px; }
  .site-footer__top{ grid-template-columns:1fr; gap:32px; }
  .hero__scroll{ display:none; }
  .section{ padding:80px 22px; }
  .about-grid, .clients, .contact-grid, .products-grid, .timeline, .gallery-grid{ padding-left:0; padding-right:0; }

  .hero__ring-wrap{
    top:auto;
    bottom:-4vh;
    transform:none;
    width:min(76vw,320px); height:min(76vw,320px);
    right:-10vw; opacity:.5;
  }
  .hero__ring-logo{ width:72%; height:72%; }
}

@media (max-width:480px){
  .timeline{ grid-template-columns:1fr; }
  .gallery-grid{ grid-template-columns:repeat(2,1fr); gap:10px; }
  .hero__stats{ flex-direction:column; gap:20px; }
  .contact-form{ padding:28px 20px; }
  .site-header{ padding:16px 18px; }
}

/* Main-nav mobile drawer (JS toggles .is-open on body) */
@media (max-width:991px){
  .main-nav{
    position:fixed; top:0; right:0; height:100svh; width:min(84vw,360px);
    background:var(--black); border-left:1px solid var(--line);
    display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:0;
    padding:100px 40px; z-index:999;
    transform:translateX(100%); transition:transform .45s var(--ease);
  }
  body.nav-open .main-nav{ transform:translateX(0); display:flex; }
  .main-nav ul{ flex-direction:column; align-items:flex-start; gap:26px; margin-bottom:40px; }
  .nav-link{ font-size:19px; }
  .nav-cta{ width:100%; justify-content:center; }
}