/* ========================================================
   SUELO VIAL — tokens
   ======================================================== */
:root{
  --black:      #0D0D0D;
  --bone:       #F5F3EF;
  --orange:     #E8842C;
  --asphalt:    #2A2A28;
  --stone:      #8C8880;
  --line:       rgba(245,243,239,0.14);

  --font-display: 'Anton', sans-serif;
  --font-body:    'Work Sans', sans-serif;

  --container: 1200px;
  --gap: clamp(1.25rem, 3vw, 2.5rem);
  --radius: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
section[id]{ scroll-margin-top: 76px; }

body{
  margin:0;
  background: var(--black);
  color: var(--bone);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }

a{ color: inherit; text-decoration: none; }

h1,h2,h3{
  font-family: var(--font-display);
  font-style: italic;
  letter-spacing: 0.01em;
  line-height: 1.05;
  margin: 0;
  transform: skewX(-3deg);
}

h2{ font-size: clamp(2rem, 4vw, 3.2rem); }

p{ margin: 0 0 1em; color: var(--bone); }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
}

:focus-visible{
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ========================================================
   Buttons
   ======================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding: .85rem 1.6rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
  cursor:pointer;
}
.btn--primary{
  background: var(--orange);
  color: var(--black);
}
.btn--primary:hover{ background: #ffa051; }

.btn--ghost{
  border-color: var(--line);
  color: var(--bone);
}
.btn--ghost:hover{ border-color: var(--orange); color: var(--orange); }

.btn--outline{
  border-color: var(--orange);
  color: var(--orange);
}
.btn--outline:hover{ background: var(--orange); color: var(--black); }

/* ========================================================
   Nav
   ======================================================== */
.nav{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 100;
  background: transparent;
  transition: background .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled{
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(6px);
  border-bottom-color: var(--line);
}
.nav__inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: .9rem clamp(1.25rem, 5vw, 3rem);
  display:flex;
  align-items:center;
  gap: 2rem;
}
.nav__brand{ margin-right: auto; }
.nav__logo{ height: 46px; width:auto; }

.nav__links{
  display:flex;
  gap: 1.75rem;
  font-size: .92rem;
  font-weight: 500;
}
.nav__links a:hover{ color: var(--orange); }

.nav__cta{
  border: 1px solid var(--orange);
  color: var(--orange);
  padding: .55rem 1.1rem;
  font-size: .88rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background .2s ease, color .2s ease;
  white-space: nowrap;
}
.nav__cta:hover{ background: var(--orange); color: var(--black); }

.nav__burger{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  padding:6px;
  cursor:pointer;
}
.nav__burger span{
  width: 22px; height: 2px; background: var(--bone);
}

@media (max-width: 860px){
  .nav__logo{ height: 92px; }
  .nav__links{
    position:absolute;
    top: 100%; left:0; right:0;
    background: rgba(13,13,13,0.97);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
    border-bottom: 1px solid var(--line);
  }
  .nav__links.is-open{ max-height: 320px; }
  .nav__links a{
    padding: 1rem clamp(1.25rem, 5vw, 3rem);
    border-top: 1px solid var(--line);
  }
  .nav__cta{ display:none; }
  .nav__burger{ display:flex; }
}

/* ========================================================
   Hero
   ======================================================== */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
}
.hero__media{
  position:absolute;
  inset:0;
  z-index:0;
}

.hero__video{
  width:100%; height:100%;
  object-fit: cover;
}
@keyframes driftLines{
  from{ background-position: 0 0, 0 0, 0 0, 0 0; }
  to{ background-position: 0 0, 400px 0, -300px 0, 0 0; }
}
.hero__scrim{
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(13,13,13,0.15) 0%, rgba(13,13,13,0.35) 55%, rgba(13,13,13,0.94) 100%);
}

.hero__content{
  position: relative;
  z-index: 1;
  max-width: var(--container);
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem) clamp(4rem, 10vh, 7rem);
}
.hero__eyebrow{
  color: var(--orange);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .06em;
  margin-bottom: .6rem;
}
.hero__title{
  font-size: clamp(2.6rem, 7vw, 5.4rem);
}
.hero__title .reveal-line{ display:block; }
.hero__lede{
  max-width: 46ch;
  margin-top: 1.2rem;
  color: var(--stone);
  font-size: 1.05rem;
}
.hero__actions{
  margin-top: 1.8rem;
  display:flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* .hero__scroll{
  position:absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  z-index:1;
  width: 30px; height: 46px;
  border: 1px solid var(--line);
  border-radius: 20px;
  display:flex;
  justify-content:center;
  padding-top: 7px;
}
.hero__scroll span{
  width:3px; height:7px;
  background: var(--orange);
  border-radius: 2px;
  animation: scrollDot 6s cubic-bezier(.4,0,.2,1) infinite;
}
@keyframes scrollDot{
  0%{ transform: translateY(0); opacity:0; }
  25%{ opacity:1; }
  80%{ opacity:0; }
  100%{ transform: translateY(20px); opacity:0; }
} */

/* reveal on load (single orchestrated moment) */
.reveal-line{
  opacity:0;
  transform: translateY(16px);
  animation: revealUp .7s cubic-bezier(.2,.8,.2,1) forwards;
}
.hero__title .reveal-line:nth-child(1){ animation-delay: .15s; }
.hero__title .reveal-line:nth-child(2){ animation-delay: .3s; }
.hero__lede{ animation-delay: .45s; }
.hero__actions{ animation-delay: .6s; }
@keyframes revealUp{
  to{ opacity:1; transform: translateY(0); }
}

/* ========================================================
   Empresa
   ======================================================== */
.empresa{
  padding: clamp(4rem, 10vh, 7rem) 0;
  border-bottom: 1px solid var(--line);
}
.empresa__grid{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--gap);
}
.empresa__coord{
  display:flex;
  flex-direction:row;
  flex-wrap: wrap;
  gap: .5rem 1.2rem;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--orange);
  font-size: .95rem;
  letter-spacing: .05em;
  border-left: 2px solid var(--orange);
  padding-left: 1rem;
  height: fit-content;
}
.empresa__text{ max-width: 62ch; }
.empresa__text p{ color: var(--stone); font-size: 1.05rem; }

@media (max-width: 700px){
  .empresa__grid{ grid-template-columns: 1fr; }
  .empresa__coord{
    flex-direction: row;
    border-left: none;
    border-bottom: 2px solid var(--orange);
    padding-left: 0;
    padding-bottom: .7rem;
    margin-bottom: 1.5rem;
  }
}

.empresa__stats{
  list-style:none;
  margin: 2rem 0 0;
  padding:0;
  display:flex;
  gap: clamp(1.5rem, 4vw, 3rem);
  flex-wrap: wrap;
}
.empresa__stats li{
  display:flex;
  flex-direction: column;
  gap:.2rem;
}
.empresa__stats strong{
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2rem;
  color: var(--bone);
}
.empresa__stats span{
  font-size: .82rem;
  color: var(--stone);
}

/* ========================================================
   Servicios
   ======================================================== */
.servicios{
  padding: clamp(4rem, 10vh, 7rem) 0;
  border-bottom: 1px solid var(--line);
}
.servicios__head{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  margin-bottom: 2.5rem;
}
.servicios__head p{ color: var(--stone); max-width: 46ch; }

.servicios__list{
  list-style:none;
  margin:0;
  padding:0;
  max-width: var(--container);
  margin: 0 auto;
}
.servicios__item{
  display:grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: baseline;
  gap: 1.2rem;
  padding: 1.3rem clamp(1.25rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
  transition: background .25s ease;
}
.servicios__item:last-child{ border-bottom: 1px solid var(--line); }
.servicios__item:hover{ background: rgba(245,243,239,0.03); }

.servicios__num{
  font-family: var(--font-display);
  font-style: italic;
  color: var(--orange);
  font-size: 1.1rem;
}
.servicios__name{
  font-weight: 600;
  font-size: 1.15rem;
  grid-column: 2;
}
.servicios__desc{
  grid-column: 2;
  color: var(--stone);
  font-size: .95rem;
  margin-top: .3rem;
}

@media (min-width: 780px){
  .servicios__item{
    grid-template-columns: 3.5rem 16rem 1fr;
  }
  .servicios__name{ grid-column: 2; }
  .servicios__desc{ grid-column: 3; margin-top:0; }
}
.servicios__more{
  max-width: var(--container);
  margin: 1.75rem auto 0;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  color: var(--orange);
  font-weight: 600;
  font-size: .95rem;
}
/* ========================================================
   Equipamiento
   ======================================================== */
.equipamiento{
  display:grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--line);
}
.equipamiento__media{ background: var(--asphalt); }
.equipamiento__media img{ width:100%; height:100%; object-fit: cover; aspect-ratio: 4/3; }
.equipamiento__text{
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 5vw, 3rem);
  display:flex;
  flex-direction:column;
  justify-content:center;
  max-width: 46ch;
}
.equipamiento__eyebrow{
  color: var(--orange);
  font-weight:600;
  font-size:.85rem;
  margin-bottom:.6rem;
}
.equipamiento__text p{ color: var(--stone); }
.equipamiento__text .btn{ margin-top: .8rem; align-self:flex-start; }

@media (min-width: 860px){
  .equipamiento{ grid-template-columns: 1.1fr 1fr; align-items:stretch; }
}

/* ========================================================
   Galería
   ======================================================== */
.galeria{
  padding: clamp(4rem, 10vh, 7rem) 0;
  border-bottom: 1px solid var(--line);
}
.galeria__head{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  margin-bottom: 2.5rem;
}
.galeria__head p{ color: var(--stone); }

.galeria__grid{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: clamp(300px, 34vw, 420px) clamp(150px, 17vw, 210px) clamp(150px, 17vw, 210px);
  grid-template-areas:
    "wide wide wide wide"
    "tall tall a    a"
    "tall tall b    b";
  gap: .75rem;
}
.galeria__item{
  margin:0;
  overflow:hidden;
  background: var(--asphalt);
}
.galeria__item img, .galeria__item video{
  width:100%; height:100%; object-fit: cover;
}
.galeria__item.is-wide{ grid-area: wide; }
.galeria__item.is-tall{ grid-area: tall; }
.galeria__item.is-a{ grid-area: a; }
.galeria__item.is-b{ grid-area: b; }

@media (max-width: 700px){
  .galeria__grid{
    grid-template-columns: 1fr;
    grid-template-rows: 220px 320px 200px 200px;
    grid-template-areas:
      "wide"
      "tall"
      "a"
      "b";
  }
}

/* ========================================================
   Contacto
   ======================================================== */
.contacto{ padding: clamp(4rem, 10vh, 7rem) 0; }
.contacto__grid{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  display:grid;
  gap: clamp(2rem, 6vw, 4rem);
}
.contacto__text p{ color: var(--stone); max-width: 40ch; }

.contacto__list{
  list-style:none;
  margin: 1.5rem 0 0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap: 0;
}
.contacto__list li{
  display:flex;
  justify-content: space-between;
  padding: .9rem 0;
  border-top: 1px solid var(--line);
  gap: 1rem;
}
.contacto__list li:last-child{ border-bottom: 1px solid var(--line); }
.contacto__list span{ color: var(--stone); font-size: .9rem; }
.contacto__list a:hover{ color: var(--orange); }

.contacto__form{
  display:flex;
  flex-direction:column;
  gap: 1.1rem;
}
.contacto__form label{
  display:flex;
  flex-direction:column;
  gap:.4rem;
  font-size: .88rem;
  color: var(--stone);
}
.contacto__form input,
.contacto__form textarea{
  background: var(--asphalt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .8rem .9rem;
  color: var(--bone);
  font-family: var(--font-body);
  font-size: .95rem;
  resize: vertical;
}
.contacto__form input:focus,
.contacto__form textarea:focus{ border-color: var(--orange); }
.contacto__form .btn{ align-self:flex-start; }
.contacto__note{ font-size: .85rem; color: var(--orange); margin: 0; min-height: 1.2em; }

.form-error{
  margin: .3rem 0 0;
  font-size: .78rem;
  color: #ff6b4a;
}

.contacto__form input[aria-invalid="true"],
.contacto__form textarea[aria-invalid="true"]{
  border-color: #ff6b4a;
}

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

/* ========================================================
   Footer
   ======================================================== */
.footer{
  border-top: 1px solid var(--line);
  padding: 2rem clamp(1.25rem, 5vw, 3rem);
  display:flex;
  align-items:center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer__logo{ height: 36px; opacity:.8; }
.footer p{ margin:0; color: var(--stone); font-size: .85rem; }

/* ========================================================
   WhatsApp flotante
   ======================================================== */
.whatsapp-float{
  position: fixed;
  bottom: 1.5rem; right: 1.5rem;
  z-index: 200;
  width: 52px; height:52px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background: #1F8A4C;
  border: 1px solid rgba(0,0,0,0.25);
  color: var(--bone);
  box-shadow: 0 6px 18px rgba(0,0,0,0.5);
  transition: transform .2s ease, background .2s ease;
}
.whatsapp-float:hover{
  transform: scale(1.06);
  background: #23A159;
}
.whatsapp-float svg{ width: 22px; height: 22px; }