/* ============================================================
   styles.css -" Group SIE
   Organizacion:
   1. Variables globales
   2. Reset / Base
   3. Layout (container, stripe)
   4. Componentes (botones, cards, badges, tags)
   5. Navbar
   6. Hero
   7. Stats
   8. Nosotros
   9. Servicios
  10. Laser
  11. Proyectos
  12. Clientes
  13. Contacto (formulario + alertas)
  14. Footer
  15. Animaciones de scroll reveal
  16. Back-to-top
  17. Keyframes
  18. Media queries
============================================================ */
/* Logo SVG - tamano y variables de color */
/* -- Logo SVG inline -- */
.nav-logo-img {
  height:  36px;
  width:   auto;
  display: block;
  --logo-text: #ffffff;  /* blanco sobre hero */
}

#navbar.scrolled .nav-logo-img {
  --logo-text: #1d1d1b;  /* negro sobre fondo blanco */
}

.footer-logo-img {
  height:        42px;
  width:         auto;
  margin-bottom: 0.75rem;
}
/* ============================================================
   1. VARIABLES GLOBALES
============================================================ */
:root {
  /* Colores principales */
  --color-primary:      #FF6200;
  --color-primary-dark: #D95400;
  --color-accent:       #FF6200;

  /* Texto */
  --color-text-dark:  #1A1A1A;
  --color-text-body:  #3D3D3D;
  --color-text-light: #FFFFFF;
  --color-text-muted: #777777;

  /* Fondos */
  --color-bg-white:   #FFFFFF;
  --color-bg-light:   #F7F7F7;
  --color-bg-dark:    #111111;
  --color-bg-overlay: rgba(0, 0, 0, 0.52);

  /* Tipografias */
  --font-main:       'Anek Telugu', sans-serif;
  --font-heading:    'Bruno Ace SC', cursive;
  --font-secondary:  'Alumni Sans SC', sans-serif;
  --font-body:       'Montserrat', sans-serif;

  /* Tamanos de fuente responsivos */
  --fs-hero-title:   clamp(2.2rem, 5vw, 4rem);
  --fs-section-h:    clamp(1.6rem, 3vw, 2.4rem);

  /* Espaciado */
  --section-pad:     5rem 0;
  --container-max:   1200px;

  /* UI */
  --radius:          6px;
  --shadow-card:     0 4px 24px rgba(0, 0, 0, 0.09);
  --shadow-hover:    0 8px 32px rgba(232, 93, 4, 0.18);
  --transition:      0.3s ease;
}


/* ============================================================
   2. RESET / BASE
============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin:     0;
  padding:    0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color:       var(--color-text-body);
  background:  var(--color-bg-white);
  overflow-x:  hidden;
}

img {
  display:    block;
  width:      100%;
  object-fit: cover;
}

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

ul {
  list-style: none;
}

address {
  font-style: normal;
}


/* ============================================================
   3. LAYOUT -" Container, stripe
============================================================ */
.container {
  width:      100%;
  max-width:  var(--container-max);
  margin:     0 auto;
  padding:    0 1.5rem;
}

/* Banda decorativa diagonal */
.stripe-bar {
  height:     10px;
  background: repeating-linear-gradient(
    -45deg,
    var(--color-primary)      0 10px,
    var(--color-primary-dark) 10px 20px
  );
}

/* Seccion generica */
.section {
  padding: var(--section-pad);
}

.section-alt {
  background: var(--color-bg-light);
}

/* Etiqueta de seccion (eyebrow) */
.section-label {
  font-family:    var(--font-heading);
  font-size:      22px;
  line-height:    1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:          var(--color-primary);
  padding-top:    38px;
  padding-bottom: 10px;
  display:        block;
}

.section-label--light { 
  color: #ffffff;
  background:      var(--color-primary);
  display:         inline-block;
  padding:         0.38rem 1rem;
  border-radius:   var(--radius);
  font-size:       0.82rem;
  letter-spacing:  0.08em;
}

.section-label--accent { color: var(--color-accent); font-size: 27px; padding-top: 20px; padding-bottom: 8px; }
.section-label--script { font-family: var(--font-secondary); font-size: 32px; margin-top: -16px; padding-top: 0; }

/* Titulo de seccion */
.section-title {
  font-family: var(--font-main);
  font-size:   38px;
  font-weight: 800;
  line-height: 1.15;
  color:       var(--color-text-dark);
  margin-bottom: 1rem;
}

.section-title--light { color: var(--color-text-light); }

/* Parrafo de seccion */
.section-body {
  font-family:  var(--font-body);
  font-size:    17px;
  line-height:  1.7;
  color:        var(--color-text-body);
  max-width:    600px;
}

.section-body--wide {
  max-width: none;
  margin:    -1rem 0 2rem;
}


/* ============================================================
   4. COMPONENTES -" Botones, tags, badges
============================================================ */

/* -EUR-EUR Botones -EUR-EUR */
.btn {
  display:         inline-flex;
  align-items:     center;
  gap:             0.5rem;
  padding:         0.75rem 1.6rem;
  border-radius:   var(--radius);
  font-family:     var(--font-main);
  font-weight:     700;
  font-size:       0.82rem;
  letter-spacing:  0.08em;
  text-transform:  uppercase;
  cursor:          pointer;
  border:          none;
  transition:      var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color:      #fff;
}

.btn-primary:hover {
  background:       var(--color-primary-dark);
  transform:        translateY(-2px);
  box-shadow:       var(--shadow-hover);
}

.btn-primary:disabled,
.btn-primary[aria-busy="true"] {
  opacity:        0.7;
  cursor:         not-allowed;
  transform:      none;
  pointer-events: none;
}

/* -EUR-EUR Loader dentro del boton -EUR-EUR */
.btn-loader {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}


/* ============================================================
   5. NAVBAR
============================================================ */
#navbar {
  position:      fixed;
  top:           0;
  left:          0;
  right:         0;
  z-index:       1000;
  background:    rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(6px);
  transition:    background var(--transition), box-shadow var(--transition);
}

#navbar.scrolled {
  background: var(--color-bg-white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.12);
}

/* Contenedor interno del nav */
.nav-inner {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  height:          58px;
  max-width:       1200px;
  margin:          0 auto;
  padding:         0 1.5rem;
}

/* Logo */
.nav-logo {
  display:     flex;
  align-items: center;
  gap:         0.6rem;
}

.nav-logo-text {
  font-family:  var(--font-heading);
  font-size:    1.15rem;
  font-weight:  900;
  letter-spacing: 0.06em;
  color:        #ff6a00;
  text-shadow:  0 1px 3px rgba(0, 0, 0, 0.5);
  transition:   text-shadow var(--transition);
}

#navbar.scrolled .nav-logo-text {
  text-shadow: none;
}

/* Links del nav (desktop) */
.nav-links {
  display:     flex;
  gap:         0.1rem;
  align-items: center;
}

.nav-links a {
  font-family:    var(--font-main);
  font-size:      0.78rem;
  font-weight:    600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color:          rgba(255, 255, 255, 0.92);
  padding:        0.38rem 0.85rem;
  border-radius:  var(--radius);
  transition:     var(--transition);
  position:       relative;
}

#navbar.scrolled .nav-links a {
  color: var(--color-text-dark);
}

/* Underline animado */
.nav-links a::after {
  content:       '';
  position:      absolute;
  bottom:        -1px;
  left:          50%;
  right:         50%;
  height:        2px;
  background:    var(--color-primary);
  transition:    var(--transition);
  border-radius: 2px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  left:  0.85rem;
  right: 0.85rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary) !important;
}

/* CTA del nav */
.nav-cta {
  background:    var(--color-primary);
  color:         #fff !important;
  padding:       0.38rem 1rem;
  border-radius: var(--radius);
  border:        2px solid var(--color-primary);
  transition:    background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.nav-cta::after { display: none !important; }

/* Hover - fondo blanco, borde naranja, texto negro */
.nav-cta:hover {
  background: #ffffff !important;
  color:      #1a1a1a !important;
  border-color: var(--color-primary);
}

/* Cuando el navbar tiene fondo blanco (scrolled) */
#navbar.scrolled .nav-cta {
  background:   var(--color-primary);
  color:        #fff !important;
  border-color: var(--color-primary);
}

#navbar.scrolled .nav-cta:hover {
  background:   #ffffff !important;
  color:        #1a1a1a !important;
  border-color: var(--color-primary);
}

/* Cuando estamos en la seccion contacto (link activo) */
.nav-cta.active {
  background:   #000000 !important;
  color:        #1a1a1a !important;
  border-color: var(--color-primary);
}

.nav-hamburger {
  display:        none;   /* <- oculto por defecto en desktop */
  flex-direction: column;
  gap:            5px;
  cursor:         pointer;
  background:     none;
  border:         none;
  padding:        8px;
  z-index:        10;
}

/* Lineas del hamburger — visibles sobre fondo oscuro (hero) */
.nav-hamburger span {
  display:       block;
  width:         26px;
  height:        2px;
  background:    #ffffff;   /* blanco por defecto sobre hero oscuro */
  border-radius: 2px;
  transition:    var(--transition);
}

/* Cuando navbar tiene fondo blanco (scrolled) -> lineas oscuras */
#navbar.scrolled .nav-hamburger span { background: var(--color-text-dark); }

/* Hamburger -' X */
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Menu movil desplegable */
.nav-mobile {
  display:    flex;
  flex-direction: column;
  background: var(--color-bg-white);
  max-height: 0;
  overflow:   hidden;
  transition: max-height 0.4s ease;
}

.nav-mobile.open {
  max-height: 400px;
  padding:    0.75rem 0;
}

.nav-mobile a {
  display:        block;
  padding:        0.65rem 1.5rem;
  font-size:      0.85rem;
  font-weight:    600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:          var(--color-text-dark);
  border-bottom:  1px solid #eee;
}

.nav-mobile a:hover { color: var(--color-primary); }


/* ============================================================
   6. HERO
============================================================ */
#inicio {
  position:   relative;
  height:     100vh;
  min-height: 600px;
  overflow:   hidden;
}

/* Slides de fondo */
.hero-slides {
  position: absolute;
  inset:    0;
}

.hero-slide {
  position:          absolute;
  inset:             0;
  background-size:   cover;
  background-position: center;
  opacity:           0;
  transition:        opacity 1.2s ease;
}

.hero-slide.active { opacity: 1; }

/* Asigna cada imagen via CSS para que galeria.js no tenga que tocarlas */
.hero-slide:nth-child(1) { background-image: url('img/scroll/scroll1.jpg'); }
.hero-slide:nth-child(2) { background-image: url('img/scroll/scroll2.jpg'); }
.hero-slide:nth-child(3) { background-image: url('img/scroll/scroll3.jpg'); }
.hero-slide:nth-child(4) { background-image: url('img/scroll/scroll4.jpg'); }
.hero-slide:nth-child(5) { background-image: url('img/scroll/scroll5.jpg'); }
.hero-slide:nth-child(6) { background-image: url('img/scroll/scroll6.jpg'); }
.hero-slide:nth-child(7) { background-image: url('img/scroll/scroll7.jpg'); }
.hero-slide:nth-child(8) { background-image: url('img/scroll/scroll8.jpg'); }


/* Overlay oscuro */
.hero-overlay {
  position:   absolute;
  inset:      0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.55) 0%,    /* Oscuro arriba (donde esta el nav y el titulo) */
    rgba(0, 0, 0, 0.25) 50%,   /* Mas claro en el centro */
    rgba(0, 0, 0, 0.60) 100%   /* Oscuro abajo (donde estan los dots) */
  );
}

/* Contenido del hero */
.hero-content {
  position:        relative;
  z-index:         2;
  height:          100%;
  display:         flex;
  flex-direction:  column;
  justify-content: center;
  padding-top:     58px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size:   42px;
  color:       #fff;
  opacity:     0;
  animation:   fadeUp 0.8s 0.55s forwards;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);	
}

.hero-title span {
  color:     #ff6a00;
  font-size: 39px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size:   18px;
  color:       #fff;
  opacity:     0;
  animation:   fadeUp 0.8s 0.3s forwards;
  padding-top: 24px;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

/* Dots de navegacion */
.hero-dots {
  position:  absolute;
  bottom:    2rem;
  left:      50%;
  transform: translateX(-50%);
  display:   flex;
  gap:       0.5rem;
  z-index:   3;
}

.hero-dot {
  width:         8px;
  height:        8px;
  border-radius: 50%;
  background:    rgba(255, 255, 255, 0.4);
  cursor:        pointer;
  border:        none;
  transition:    var(--transition);
}

.hero-dot.active {
  background: var(--color-primary);
  transform:  scale(1.3);
}

/* Indicador de scroll */
.hero-scroll {
  position:       absolute;
  bottom:         2rem;
  right:          2rem;
  z-index:        3;
  display:        flex;
  flex-direction: column;
  align-items:    center;
  gap:            0.4rem;
  color:          rgba(255, 255, 255, 0.6);
  font-size:      0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width:      1px;
  height:     40px;
  background: rgba(255, 255, 255, 0.4);
  animation:  scrollPulse 1.8s infinite;
}



/* ============================================================
   6b. HERO - Canvas planos arquitectonicos
============================================================ */
#archCanvas {
  position:       absolute;
  inset:          0;
  width:          100%;
  height:         100%;
  pointer-events: none;
  z-index:        2;
}

/* ============================================================
   7. STATS
============================================================ */
#stats {
  background: var(--color-primary);
  padding:    2.5rem 0;
}

.stats-grid {
  display:               grid;
  grid-template-columns: repeat(3, 1fr);
  gap:                   1rem;
  text-align:            center;
}

.stat-item { color: #fff; }

.stat-num {
  font-family: var(--font-heading);
  font-size:   clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-secondary);
  font-size:   20px;
  opacity:     0.9;
  margin-top:  0.3rem;
}


/* ============================================================
   8. NOSOTROS
============================================================ */
#nosotros .nos-grid {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   4rem;
  align-items:           center;
}

.nos-img-wrap {
  position:      relative;
  border-radius: var(--radius);
  overflow:      visible;
}

.nos-img-wrap img {
  height:        440px;
  border-radius: var(--radius);
}

/* Badge "15+ anos" */
.nos-img-badge {
  position:      absolute;
  bottom:        1.5rem;
  right:         -1.5rem;
  background:    var(--color-primary);
  color:         #fff;
  padding:       1rem 1.5rem;
  border-radius: var(--radius);
  font-family:   var(--font-heading);
  font-weight:   800;
  font-size:     0.85rem;
  text-align:    center;
  box-shadow:    var(--shadow-card);
}

.nos-img-badge strong {
  display:   block;
  font-size: 1.8rem;
}

/* Grid de caracteristicas */
.nos-features {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   1rem;
  margin-top:            2rem;
}

.nos-feature {
  padding:       1rem;
  background:    var(--color-bg-light);
  border-radius: var(--radius);
  border-left:   3px solid var(--color-primary);
}

.nos-feature h4 {
  font-family:   var(--font-main);
  font-size:     18px;
  font-weight:   700;
  color:         var(--color-text-dark);
  margin-bottom: 0.25rem;
}

.nos-feature p {
  font-family: var(--font-body);
  font-size:   14px;
  color:       var(--color-text-muted);
}


/* ============================================================
   9. SERVICIOS
============================================================ */
.services-grid {
  display:               grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap:                   1.5rem;
  margin-top:            3rem;
}

.service-card {
  background:    #fff;
  border-radius: var(--radius);
  overflow:      hidden;
  box-shadow:    var(--shadow-card);
  border:        1px solid #eee;
  transition:    var(--transition);
}

.service-card:hover {
  transform:    translateY(-6px);
  box-shadow:   var(--shadow-hover);
  border-color: var(--color-accent);
}

/* Tarjeta destacada (corte laser) */
.service-card--featured {
  border: 2px solid var(--color-primary);
}

/* Imagen de la tarjeta */
.service-img {
  height:   180px;
  position: relative;
  overflow: hidden;
}

.service-img img {
  height:     100%;
  transition: transform 0.5s ease;
}

.service-card:hover .service-img img { transform: scale(1.06); }

/* Icono flotante sobre la imagen */
.service-icon {
  position:        absolute;
  top:             1rem;
  left:            1rem;
  width:           40px;
  height:          40px;
  background:      #ffffff;
  border-radius:   var(--radius);
  display:         flex;
  align-items:     center;
  justify-content: center;
  color:           var(--color-primary);
  font-size:       1.1rem;
  box-shadow:      0 2px 8px rgba(0,0,0,0.15);
}

.service-icon--dark {
  background: #ffffff;
}

/* Cuerpo de la tarjeta */
.service-body { padding: 1.25rem; }

.service-body h3 {
  font-family:   var(--font-secondary);
  font-size:     22px;
  font-weight:   700;
  color:         var(--color-text-dark);
  margin-bottom: 0.5rem;
}

.service-body p {
  font-family:   var(--font-main);
  font-size:     18px;
  line-height:   1.45;
  color:         var(--color-text-muted);
  margin-bottom: 0.75rem;
}

/* Tags de servicio */
.service-tags {
  display:   flex;
  flex-wrap: wrap;
  gap:       0.35rem;
}

.service-tag {
  font-family:    var(--font-secondary);
  font-size:      15px;
  font-weight:    600;
  letter-spacing: 0.06em;
  background:     #;
  color:          var(--color-text-dark);
  padding:        0.2rem 0.55rem;
  border-radius:  20px;
}


/* ============================================================
  10. LASER (seccion paralax oscura)
============================================================ */
#laser {
  position: relative;
  padding:  var(--section-pad);
  overflow: hidden;
}

.laser-bg {
  position:             absolute;
  inset:                0;
  background-image:     url('img/scroll/cuttinglaser.jpg');
  background-size:      cover;
  background-position:  center;
  background-attachment: fixed;
}

.laser-overlay {
  position:   absolute;
  inset:      0;
  background: linear-gradient(120deg, rgba(0, 0, 0, 0.52) 46%, rgba(0, 0, 0, 0.16));
}

.laser-content {
  position: relative;
  z-index:  2;
}

.laser-grid {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   3rem;
  align-items:           center;
  margin-top:            2.5rem;
}

.laser-text p {
  color:         rgba(255, 255, 255, 0.78);
  line-height:   1.8;
  margin-bottom: 1rem;
}

/* Grid de capacidades laser */
.laser-capabilities {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   1rem;
}

.laser-cap {
  background:    rgba(255, 255, 255, 0.07);
  border:        1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding:       1.1rem;
  transition:    var(--transition);
}

.laser-cap:hover {
  background:   rgba(232, 93, 4, 0.2);
  border-color: var(--color-primary);
}

.laser-cap-icon { font-size: 1.6rem; margin-bottom: 0.5rem; }

.laser-cap h4 {
  font-size:     0.85rem;
  font-weight:   700;
  color:         #fff;
  margin-bottom: 0.25rem;
}

.laser-cap p {
  font-size: 0.75rem;
  color:     rgba(255, 255, 255, 0.6);
  margin:    0;
}


/* ============================================================
  11. PROYECTOS
============================================================ */
#proyectos {
  background: #1a1a1a;
  padding:    5rem 0;
}

.proj-header {
  display:         flex;
  justify-content: space-between;
  align-items:     flex-end;
  margin-bottom:   2.5rem;
  flex-wrap:       wrap;
  gap:             1rem;
}

.proj-grid {
  display:               grid;
  grid-template-columns: repeat(3, 1fr);
  gap:                   1.5rem;
}

/* Tarjeta de proyecto */
.proj-card {
  border-radius: var(--radius);
  overflow:      hidden;
  position:      relative;
  box-shadow:    var(--shadow-card);
  cursor:        pointer;
  background:    #222;
  transition:    transform 0.4s ease, box-shadow 0.4s ease;
}

.proj-card:hover {
  transform:  translateY(-8px) scale(1.02);
  box-shadow: 0 16px 48px rgba(232, 93, 4, 0.35);
}

.proj-card-img-wrap {
  height:   220px;
  overflow: hidden;
  position: relative;
}

.proj-card-img-wrap img {
  width:      100%;
  height:     100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  filter:     brightness(0.85);
}

.proj-card:hover .proj-card-img-wrap img {
  transform: scale(1.1);
  filter:    brightness(1);
}

/* Badge de categoria */
.proj-badge {
  position:       absolute;
  top:            0.8rem;
  left:           0.8rem;
  background:     var(--color-primary);
  color:          #fff;
  font-family:    var(--font-body);
  font-size:      0.62rem;
  font-weight:    700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding:        0.25rem 0.6rem;
  border-radius:  100px;
  z-index:        2;
}

/* Cuerpo de tarjeta de proyecto */
.proj-card-body {
  padding:      1.1rem 1.2rem 1.2rem;
  background:   #1e1e1e;
  border-top:   2px solid transparent;
  transition:   border-color 0.3s;
}

.proj-card:hover .proj-card-body { border-top-color: var(--color-primary); }

.proj-loc {
  font-family:    var(--font-body);
  font-size:      0.65rem;
  font-weight:    600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color:          var(--color-accent);
  display:        flex;
  align-items:    center;
  gap:            0.3rem;
  margin-bottom:  0.3rem;
}

.proj-loc::before { content: '\B7'; font-size: 0.9rem; }

.proj-name {
  font-family:   var(--font-main);
  font-size:     1rem;
  font-weight:   800;
  color:         #fff;
  margin-bottom: 0.4rem;
}

.proj-desc {
  font-family: var(--font-body);
  font-size:   0.78rem;
  color:       rgba(255, 255, 255, 0.6);
  line-height: 1.55;
}

/* Linea de color animada en la parte inferior */
.proj-card::after {
  content:       '';
  position:      absolute;
  bottom:        0;
  left:          0;
  width:         0;
  height:        3px;
  background:    var(--color-primary);
  transition:    width 0.4s ease;
}

.proj-card:hover::after { width: 100%; }


/* ============================================================
  12. CLIENTES
============================================================ */
#clientes {
  padding:    3rem 0;
  background: #f8f8f8;
}

.clients-title {
  text-align:     center;
  font-family:    var(--font-heading);
  font-size:      17px;
  font-weight:    700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color:          var(--color-primary);
  margin-bottom:  2rem;
}

.clients-logos {
  display:         flex;
  justify-content: center;
  align-items:     center;
  flex-wrap:       wrap;
  gap:             2rem 3rem;
}

.clients-logos img {
  width:      auto;
  max-height: 60px;
  max-width:  140px;
  object-fit: contain;
  filter:     grayscale(0.2);
  transition: filter var(--transition);
}

.clients-logos img:hover { filter: none; }


/* ============================================================
  13. CONTACTO -" Grid, formulario, alertas
============================================================ */
#contacto .contact-grid {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   4rem;
  align-items:           start;
  padding-bottom:        59px;
}

/* Bloque de informacion */
.contact-intro h2 {
  font-family:   var(--font-main);
  font-size:     clamp(1.5rem, 3vw, 2.2rem);
  font-weight:   800;
  color:         #ff6a00;
  margin-bottom: 1rem;
}

.contact-intro p {
  font-family:   var(--font-body);
  font-size:     17px;
  color:         var(--color-text-muted);
  line-height:   1.75;
  margin-bottom: 2rem;
}

.contact-item {
  display:       flex;
  gap:           1rem;
  align-items:   flex-start;
  margin-bottom: 1.2rem;
}

.contact-icon {
  width:           40px;
  height:          40px;
  background:      #1a1a1a;
  border-radius:   var(--radius);
  display:         flex;
  align-items:     center;
  justify-content: center;
  color:           var(--color-primary);
  font-size:       1.1rem;
  flex-shrink:     0;
}

.contact-item h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size:   0.82rem;
  color:       var(--color-text-dark);
}

.contact-item p,
.contact-item a {
  font-family: var(--font-body);
  font-size:   0.9rem;
  color:       var(--color-text-muted);
}

.contact-item a:hover { color: var(--color-primary); }

/* Formulario */
.contact-form {
  display:        flex;
  flex-direction: column;
  gap:            1rem;
}

.form-group {
  display:        flex;
  flex-direction: column;
  gap:            0.35rem;
}

.form-group label {
  font-family:    var(--font-body);
  font-size:      0.75rem;
  font-weight:    600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color:          var(--color-text-dark);
}

.form-group label span { color: var(--color-primary); }

.form-group input,
.form-group textarea,
.form-group select {
  padding:       0.75rem 1rem;
  border:        1.5px solid #E0E0E0;
  border-radius: var(--radius);
  font-family:   var(--font-main);
  font-size:     0.9rem;
  color:         var(--color-text-dark);
  background:    #fff;
  transition:    border-color var(--transition);
  outline:       none;
  width:         100%;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
}

/* Estado de error en campo */
.form-group input.is-invalid,
.form-group textarea.is-invalid,
.form-group select.is-invalid {
  border-color: #dc3545;
}

.form-group textarea {
  resize:     vertical;
  min-height: 120px;
}

/* Fila de dos columnas en el formulario */
.form-row {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   1rem;
}

/* Mensajes de error individuales */
.form-error {
  font-family: var(--font-body);
  font-size:   0.72rem;
  color:       #dc3545;
  min-height:  1rem;
}

/* Alerta de exito / error global del formulario */
.form-alert {
  display:       none;
  padding:       0.85rem 1rem;
  border-radius: var(--radius);
  font-family:   var(--font-body);
  font-size:     0.88rem;
  font-weight:   600;
}

.form-alert.show       { display: block; }
.form-alert.alert-ok   { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.form-alert.alert-err  { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }


#contactForm .btn {
  padding:    0.6rem 1.2rem;
  font-size:  0.75rem;
  width:      auto;
  align-self: flex-end;
}

@media (max-width: 820px) {
  /* Nav */
  .nav-links     { display: none; }
  .nav-hamburger { display: flex; }
  .nav-mobile    { display: flex; }

  /* Nosotros */
  #nosotros .nos-grid { grid-template-columns: 1fr; }
  .nos-img-badge      { right: 1rem; }

  /* Laser */
  .laser-grid { grid-template-columns: 1fr; }

  /* Contacto */
  #contacto .contact-grid {
    grid-template-columns: 1fr;
    gap:                   2rem;
    padding-bottom:        1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap:                   0.75rem;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 1rem;
    padding:   0.85rem 1rem;
  }

  #contactForm .btn {
    width:           100%;
    align-self:      stretch;
    justify-content: center;
    font-size:       0.85rem;
    padding:         0.85rem 1rem;
  }

  #btnLoader[hidden] { display: none !important; }

  .contact-intro h2 { font-size: 1.6rem; }
  .contact-intro p  { font-size: 0.9rem; }

  .contact-item {
    align-items: flex-start;
    gap:         0.75rem;
  }
}

/* -- Mapa -- */
#mapa {
  padding:    1rem 0 3rem;
  background: var(--color-bg-white);
}

.map-header {
  text-align:    center;
  margin-bottom: 2rem;
}

.map-eyebrow {
  display:        inline-block;
  font-family:    var(--font-heading);
  font-size:      0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color:          #fff;
  background:     var(--color-primary);
  padding:        0.3rem 1rem;
  border-radius:  100px;
  margin-bottom:  1rem;
}

.map-title {
  font-family:   var(--font-main);
  font-size:     clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight:   800;
  color:         var(--color-primary);
  margin-bottom: 1rem;
  line-height:   1.15;
}

.map-body {
  font-family: var(--font-body);
  font-size:   1rem;
  color:       var(--color-text-dark);
  line-height: 1.75;
  max-width:   620px;
  margin:      0 auto;
}

.map-wrapper {
  height:        420px;
  border-radius: var(--radius);
  overflow:      hidden;
  border:        3px solid var(--color-primary);
  box-shadow:    0 4px 20px rgba(0, 0, 0, 0.1);
  position:      relative;

  /* Efecto de entrada */
  opacity:    0;
  transform:  translateY(40px) scale(0.98);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.map-wrapper.visible {
  opacity:   1;
  transform: none;
}

.map-wrapper iframe {
  width:   100%;
  height:  100%;
  display: block;
}

@media (max-width: 600px) {
  .map-wrapper { height: 280px; }
}

/* ============================================================
  14. FOOTER
============================================================ */
#footer

{
  background: var(--color-bg-dark);
  padding:    3.5rem 0 0;
}

.footer-top {
  display:               grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap:                   2rem;
  padding:               0 24px 3rem;
}

.footer-logo-text {
  font-family:   var(--font-heading);
  font-size:     1.3rem;
  font-weight:   900;
  color:         #e35b04;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-family:   var(--font-body);
  font-size:     0.8rem;
  color:         rgba(255, 255, 255, 0.5);
  line-height:   1.75;
  margin-bottom: 1.2rem;
}

.footer-socials { display: flex; gap: 0.6rem; }

.footer-social {
  width:           36px;
  height:          36px;
  background:      rgba(255, 255, 255, 0.08);
  border-radius:   var(--radius);
  display:         flex;
  align-items:     center;
  justify-content: center;
  color:           rgba(255, 255, 255, 0.6);
  font-size:       0.85rem;
  font-weight:     700;
  transition:      var(--transition);
}

.footer-social:hover {
  background: var(--color-primary);
  color:      #fff;
}

.footer-col h4 {
  font-family:    var(--font-secondary);
  font-size:      16px;
  font-weight:    700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color:          var(--color-primary);
  margin-bottom:  1rem;
}

.footer-col ul {
  display:        flex;
  flex-direction: column;
  gap:            0.5rem;
}

.footer-col ul li a {
  font-family: var(--font-body);
  font-size:   0.8rem;
  color:       rgba(255, 255, 255, 0.5);
  transition:  var(--transition);
}

.footer-col ul li a:hover { color: var(--color-accent); }

/* Barra inferior del footer */
.footer-bottom {
  border-top:      1px solid rgba(255, 255, 255, 0.08);
  padding:         1.2rem 0;
  display:         flex;
  justify-content: space-between;
  align-items:     center;
  flex-wrap:       wrap;
  gap:             0.5rem;
}

.footer-bottom p {
  font-family: var(--font-body);
  font-size:   0.75rem;
  color:       rgba(255, 255, 255, 0.35);
}

.footer-bottom span { color: var(--color-primary); }

.footer-logo-img {
  height:        42px;
  width:         auto;
  margin-bottom: 0.75rem;

  /* Footer siempre es oscuro ? texto blanco */
  --logo-text:  #ffffff;
  --logo-lines: #ffffff;
}


/* ============================================================
  15. ANIMACIONES DE SCROLL REVEAL
============================================================ */
.reveal {
  opacity:    0;
  transform:  translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible { opacity: 1; transform: none; }

.reveal-left {
  opacity:    0;
  transform:  translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible { opacity: 1; transform: none; }

.reveal-right {
  opacity:    0;
  transform:  translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible { opacity: 1; transform: none; }

/* Delays escalonados */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }


/* ============================================================
  16. BOTON BACK-TO-TOP
============================================================ */
#back-top {
  position:        fixed;
  bottom:          2rem;
  right:           2rem;
  width:           58px;
  height:          58px;
  background:      transparent;
  color:           var(--color-primary);
  border:          3px solid var(--color-primary);
  border-radius:   50%;
  cursor:          pointer;
  font-size:       1.5rem;
  display:         flex;
  align-items:     center;
  justify-content: center;
  opacity:         0;
  transform:       translateY(10px);
  transition:      var(--transition);
  z-index:         999;
}

#back-top.show  { opacity: 1; transform: none; }

#back-top:hover {
  background:  var(--color-primary);
  color:       #fff;
  box-shadow:  0 4px 16px rgba(232, 93, 4, 0.4);
  transform:   translateY(-3px);
}

/* ============================================================
  17. KEYFRAMES
============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1);   opacity: 0.4; }
  50%       { transform: scaleY(1.5); opacity: 1; }
}


/* ============================================================
  18. MEDIA QUERIES
============================================================ */

/* Tablet y movil */
@media (max-width: 820px) {
  /* Nav */
  .nav-links    { display: none; }
  .nav-hamburger { display: flex; }
  .nav-mobile   { display: flex; }

  /* Nosotros */
  #nosotros .nos-grid { grid-template-columns: 1fr; }
  .nos-img-badge      { right: 1rem; }

  /* Laser */
  .laser-grid { grid-template-columns: 1fr; }

  /* Contacto */
  #contacto .contact-grid {
    padding-bottom: 0.5rem;
  }

  #contacto.section {
    padding-bottom: 0rem;
  }
}

/* Proyectos en tablet */
@media (max-width: 900px) {
  .proj-grid   { grid-template-columns: 1fr 1fr; }
  .footer-top  { grid-template-columns: 1fr 1fr; }
}

/* Movil pequeno */
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* Movil muy pequeno */
@media (max-width: 580px) {
  .proj-grid  { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}

/* Desactivar background-attachment: fixed en movil (problema en iOS) */
@media (max-width: 768px) {
  .laser-bg { background-attachment: scroll; }
}