/* ============================================
   HENDIZ — Hoja de estilos
   Paleta tomada del logo: negro, rojo, blanco, azul
   Diseño mobile-first
   ============================================ */
:root {
  --black: #0b0b0d;
  --black-2: #141418;
  --red: #e31b23;
  --red-dark: #b3121a;
  --blue: #29abe2;
  --white: #ffffff;
  --gray: #9a9aa3;
  --gray-light: #f4f4f6;
  --font: 'Montserrat', system-ui, sans-serif;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, .12);
  --transition: .35s cubic-bezier(.22, .61, .36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
.container { width: min(1150px, 92%); margin-inline: auto; }
.section { padding: 4.5rem 0; }

h1, h2, h3 { line-height: 1.15; font-weight: 800; }
h2 { font-size: clamp(1.6rem, 4.5vw, 2.4rem); margin-bottom: 1rem; }
.section-kicker {
  color: var(--red);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .78rem;
  margin-bottom: .5rem;
}
.txt-red { color: var(--red); }
.txt-blue { color: var(--blue); }

/* Logo tipográfico (imita el logo real) */
.logo-text {
  font-weight: 900;
  font-style: italic;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--white);
}
.logo-text em {
  color: var(--red);
  font-style: italic;
  border-bottom: 3px solid var(--blue);
  padding-bottom: 1px;
}

/* ===== Botones ===== */
.btn {
  display: inline-block;
  padding: .85rem 1.7rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}
.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-red { background: var(--red); color: var(--white); box-shadow: 0 8px 22px rgba(227, 27, 35, .35); }
.btn-red:hover { background: var(--red-dark); box-shadow: 0 12px 28px rgba(227, 27, 35, .45); }
.btn-ghost { border-color: rgba(255, 255, 255, .45); color: var(--white); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-white { background: var(--white); color: var(--red); }
.btn-white:hover { box-shadow: 0 12px 28px rgba(0, 0, 0, .25); }
.btn-full { width: 100%; }

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(11, 11, 13, .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition), background var(--transition);
}
.navbar.scrolled { background: rgba(11, 11, 13, .97); box-shadow: 0 4px 20px rgba(0, 0, 0, .4); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-links { display: flex; gap: 1.4rem; align-items: center; }
.nav-links a {
  color: var(--white);
  font-weight: 600;
  font-size: .9rem;
  position: relative;
  padding: .3rem 0;
}
.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--red);
  transition: width var(--transition);
}
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta {
  background: var(--red);
  padding: .5rem 1.2rem !important;
  border-radius: 50px;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover { background: var(--red-dark); transform: translateY(-2px); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  width: 26px; height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--black);
  color: var(--white);
  overflow: hidden;
  padding: 6.5rem 0 4rem;
}
.hero-bg { position: absolute; inset: 0; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .45;
  animation: float 9s ease-in-out infinite alternate;
}
.blob-red { width: 420px; height: 420px; background: var(--red); top: -120px; right: -100px; }
.blob-blue { width: 300px; height: 300px; background: var(--blue); bottom: -80px; left: -80px; opacity: .3; animation-delay: -4s; }
@keyframes float {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-40px, 40px) scale(1.15); }
}
.grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

/* Palabras gigantes de servicios desplazándose al fondo */
.hero-words {
  position: absolute;
  left: 0;
  display: flex;
  width: max-content;
  font-weight: 900;
  font-style: italic;
  font-size: clamp(4rem, 12vw, 9rem);
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, .07);
  user-select: none;
}
.hw-1 { top: 8%; animation: wordsScroll 60s linear infinite; }
.hw-2 {
  bottom: 6%;
  -webkit-text-stroke: 1px rgba(227, 27, 35, .12);
  animation: wordsScroll 75s linear infinite reverse;
}
@keyframes wordsScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Partículas flotantes */
.particles i {
  position: absolute;
  display: block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--red);
  opacity: .5;
  animation: rise 12s linear infinite;
}
.particles i:nth-child(1) { left: 8%;  animation-duration: 11s; animation-delay: 0s; }
.particles i:nth-child(2) { left: 22%; animation-duration: 14s; animation-delay: -3s; width: 4px; height: 4px; background: var(--blue); }
.particles i:nth-child(3) { left: 35%; animation-duration: 10s; animation-delay: -6s; }
.particles i:nth-child(4) { left: 48%; animation-duration: 16s; animation-delay: -2s; width: 5px; height: 5px; background: rgba(255,255,255,.6); }
.particles i:nth-child(5) { left: 61%; animation-duration: 12s; animation-delay: -8s; width: 4px; height: 4px; }
.particles i:nth-child(6) { left: 73%; animation-duration: 15s; animation-delay: -5s; background: var(--blue); }
.particles i:nth-child(7) { left: 84%; animation-duration: 11s; animation-delay: -9s; width: 5px; height: 5px; }
.particles i:nth-child(8) { left: 93%; animation-duration: 13s; animation-delay: -1s; width: 4px; height: 4px; background: rgba(255,255,255,.5); }
@keyframes rise {
  0% { transform: translateY(105vh) scale(1); opacity: 0; }
  10% { opacity: .55; }
  90% { opacity: .35; }
  100% { transform: translateY(-8vh) scale(.5); opacity: 0; }
}

/* Glow rojo que sigue al cursor en toda la página */
.cursor-glow {
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transition: opacity .5s ease;
  background: radial-gradient(520px circle at var(--mx, 50%) var(--my, 50%),
    rgba(227, 27, 35, .13), rgba(227, 27, 35, .05) 40%, transparent 65%);
}
.cursor-glow.on { opacity: 1; }
.hero-inner {
  position: relative;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
.hero-kicker {
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: .75rem;
  margin-bottom: .8rem;
}
.hero h1 { font-size: clamp(2.2rem, 7vw, 3.8rem); font-weight: 900; }
.accent-word {
  color: var(--red);
  font-style: italic;
  display: inline-block;
  min-width: 5ch;
  border-bottom: 4px solid var(--blue);
  transition: opacity .3s, transform .3s;
}
.accent-word.swap { opacity: 0; transform: translateY(10px); }
.hero-sub { color: var(--gray); margin: 1.1rem 0 1.6rem; max-width: 46ch; }
.hero-cta { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 2.2rem; margin-top: 2.4rem; flex-wrap: wrap; }
.stat small { display: block; color: var(--gray); font-size: .75rem; margin-top: .1rem; }
.stat-num, .stat-plus { font-size: 1.9rem; font-weight: 800; color: var(--white); }
.stat-plus { color: var(--red); }

/* Carrusel del hero */
.showcase-frame {
  position: relative;
  aspect-ratio: 4 / 3.4;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .5);
  border: 1px solid rgba(255, 255, 255, .12);
  transform: rotate(2deg);
  transition: transform .5s var(--transition);
}
.showcase-frame:hover { transform: rotate(0deg) scale(1.02); }
.showcase-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity .8s ease, transform 6s linear;
}
.showcase-img.active { opacity: 1; transform: scale(1); }
.showcase-dots {
  position: absolute;
  bottom: 12px; left: 0; right: 0;
  display: flex; justify-content: center; gap: 8px;
}
.showcase-dots button {
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, .45);
  cursor: pointer;
  transition: background .3s, transform .3s;
}
.showcase-dots button.active { background: var(--red); transform: scale(1.3); }

.scroll-hint {
  position: absolute;
  bottom: 18px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255, 255, 255, .4);
  border-radius: 16px;
}
.scroll-hint span {
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  background: var(--red);
  border-radius: 2px;
  animation: wheel 1.6s infinite;
}
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(14px); } }

/* ===== Marquee clientes ===== */
.clients { padding: 3rem 0; background: var(--gray-light); overflow: hidden; }
.clients-title {
  text-align: center;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .78rem;
  color: var(--gray);
  margin-bottom: 1.6rem;
}
.marquee { position: relative; }
.marquee::before, .marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 70px;
  z-index: 2;
  pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--gray-light), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--gray-light), transparent); }
.marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: marquee 28s linear infinite;
}
.marquee-group {
  display: flex;
  align-items: center;
  gap: 4.5rem;
  padding-right: 4.5rem; /* mismo valor que el gap: el bucle cierra sin salto */
  flex-shrink: 0;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-group img {
  height: 52px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .65;
  transition: filter .35s, opacity .35s, transform .35s;
}
.marquee-group img:hover { filter: grayscale(0); opacity: 1; transform: scale(1.08); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ===== Nosotros / Pilares ===== */
.about-grid { display: grid; gap: 2.5rem; }
.about-copy p { color: #555; margin-bottom: 1rem; }
.about-copy .btn { margin-top: .5rem; }
.pillars { display: grid; gap: 1rem; }
.pillar-card {
  background: var(--white);
  border: 1px solid #ececf0;
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.pillar-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--red);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition);
}
.pillar-card:hover { transform: translateY(-6px); border-color: transparent; box-shadow: 0 18px 40px rgba(0,0,0,.14); }
.pillar-card:hover::before { transform: scaleY(1); }
.pillar-icon { font-size: 1.8rem; margin-bottom: .6rem; }
.pillar-card h3 { margin-bottom: .4rem; font-size: 1.1rem; }
.pillar-card p { color: #666; font-size: .92rem; }

/* ===== Servicios ===== */
.section-dark { background: var(--black); color: var(--white); }
.section-dark .section-kicker { color: var(--blue); }
.services-grid {
  display: grid;
  gap: 1.2rem;
  margin-top: 2.2rem;
  grid-template-columns: 1fr;
}
.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  display: block;
}
.service-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s var(--transition), filter .6s;
  filter: brightness(.75);
}
.service-card:hover img { transform: scale(1.08); filter: brightness(.55); }
/* Borde de luz neón al pasar el mouse */
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid transparent;
  pointer-events: none;
  z-index: 2;
  transition: border-color .35s, box-shadow .35s;
}
.service-card:hover::before {
  border-color: var(--red);
  animation: neonPulse 1.6s ease-in-out infinite;
}
@keyframes neonPulse {
  0%, 100% {
    box-shadow: 0 0 6px var(--red), 0 0 18px rgba(227, 27, 35, .65),
      0 0 38px rgba(227, 27, 35, .35), inset 0 0 14px rgba(227, 27, 35, .3);
  }
  50% {
    box-shadow: 0 0 10px var(--red), 0 0 28px rgba(227, 27, 35, .9),
      0 0 60px rgba(41, 171, 226, .45), inset 0 0 22px rgba(227, 27, 35, .45);
  }
}
.service-info {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.2rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, .85));
}
.service-info h3 { font-size: 1.05rem; }
.service-info span {
  color: var(--blue);
  font-size: .85rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(6px);
  display: inline-block;
  transition: opacity var(--transition), transform var(--transition);
}
.service-card:hover .service-info span { opacity: 1; transform: translateY(0); }

/* ===== Galería / Proyectos ===== */
.filter-bar {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin: 1.6rem 0 2rem;
}
.filter-btn {
  padding: .5rem 1.1rem;
  border-radius: 50px;
  border: 1.5px solid #ddd;
  background: var(--white);
  font-family: var(--font);
  font-weight: 600;
  font-size: .82rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
.filter-btn:hover { border-color: var(--red); color: var(--red); transform: translateY(-2px); }
.filter-btn.active { background: var(--red); border-color: var(--red); color: var(--white); }

/* Grilla uniforme: todas las horizontales miden igual entre sí,
   y todas las verticales miden igual entre sí (2 vert = 1 horiz x2) */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 62px;
  grid-auto-flow: dense;
  gap: .8rem;
}
.g-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: zoom-in;
  animation: fadeIn .5s ease both;
  grid-row: span 2; /* horizontal (estándar 4:3) */
}
.g-item.g-v { grid-row: span 4; } /* vertical (estándar 2:3) */
.g-item.hidden { display: none; }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s var(--transition); }
.g-item:hover img { transform: scale(1.06); }
.g-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.6rem .8rem .6rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, .8));
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
}
.g-item:hover figcaption { opacity: 1; transform: translateY(0); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

/* ===== CTA banner ===== */
.cta-banner {
  background: linear-gradient(120deg, var(--red) 0%, var(--red-dark) 100%);
  color: var(--white);
  text-align: center;
  padding: 3.6rem 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 40px 40px;
}
.cta-banner h2 em { font-style: italic; border-bottom: 4px solid var(--blue); }
.cta-banner p { opacity: .9; margin-bottom: 1.4rem; }
.cta-banner .container { position: relative; }

/* ===== Contacto ===== */
.contact-grid { display: grid; gap: 2.5rem; }
.contact-info p { color: #555; }
.contact-list { list-style: none; margin-top: 1.4rem; display: grid; gap: .7rem; }
.contact-list a {
  display: flex;
  align-items: center;
  gap: .7rem;
  font-weight: 600;
  padding: .8rem 1rem;
  border: 1px solid #ececf0;
  border-radius: 12px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.contact-list a:hover { border-color: var(--red); transform: translateX(6px); box-shadow: var(--shadow); }
.c-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--gray-light);
  transition: transform var(--transition);
}
.c-icon svg { width: 22px; height: 22px; }
.contact-list a:hover .c-icon { transform: scale(1.12); }
.c-icon.wa { color: #25d366; }
.c-icon.mail { color: var(--red); }
.c-icon.fb { color: #1877f2; }
.c-icon.ig { color: #e1306c; }

.contact-form {
  background: var(--white);
  border: 1px solid #ececf0;
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
}
.form-row { margin-bottom: 1rem; }
.form-row label {
  display: block;
  font-weight: 700;
  font-size: .82rem;
  margin-bottom: .35rem;
}
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  padding: .8rem .9rem;
  border: 1.5px solid #ddd;
  border-radius: 10px;
  font-family: var(--font);
  font-size: .92rem;
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 27, 35, .14);
}
.phone-wrap { display: flex; align-items: center; gap: .5rem; }
.phone-wrap span {
  padding: .8rem .7rem;
  background: var(--gray-light);
  border-radius: 10px;
  font-weight: 700;
  font-size: .9rem;
}
.field-hint { display: block; font-size: .72rem; color: var(--gray); margin-top: .3rem; }
.form-note { font-size: .75rem; color: var(--gray); margin-top: .7rem; text-align: center; }
.form-status { text-align: center; font-weight: 700; font-size: .88rem; margin-top: .5rem; min-height: 1.2em; }
.form-status.ok { color: #1a9e4b; }
.form-status.err { color: var(--red); }

/* ===== Footer ===== */
.footer { background: var(--black); color: var(--gray); padding: 2.8rem 0; text-align: center; }
.footer-inner { display: grid; gap: .8rem; justify-items: center; }
.footer-social { display: flex; gap: 1rem; margin: .4rem 0; }
.footer-social a {
  color: var(--white);
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2);
  display: grid;
  place-items: center;
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}
.footer-social a svg { width: 20px; height: 20px; }
.footer-social a:hover { color: var(--red); border-color: var(--red); transform: translateY(-4px); }
.copy { font-size: .78rem; }

/* ===== WhatsApp flotante ===== */
.wa-float {
  position: fixed;
  right: 18px; bottom: 18px;
  z-index: 90;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25d366;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, .45);
  animation: pulse 2.4s infinite;
  transition: transform var(--transition);
}
.wa-float:hover { transform: scale(1.12); }
@keyframes pulse {
  0%, 100% { box-shadow: 0 10px 25px rgba(37, 211, 102, .45), 0 0 0 0 rgba(37, 211, 102, .4); }
  50% { box-shadow: 0 10px 25px rgba(37, 211, 102, .45), 0 0 0 14px rgba(37, 211, 102, 0); }
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 8, 10, .94);
  display: none;
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 92vw;
  max-height: 82vh;
  border-radius: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
  animation: fadeIn .3s ease;
}
.lb-close, .lb-prev, .lb-next {
  position: absolute;
  background: rgba(255, 255, 255, .1);
  border: 0;
  color: var(--white);
  cursor: pointer;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: background .3s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { background: var(--red); }
.lb-close { top: 18px; right: 18px; width: 44px; height: 44px; font-size: 1.1rem; }
.lb-prev, .lb-next { top: 50%; transform: translateY(-50%); width: 48px; height: 48px; font-size: 1.9rem; }
.lb-prev { left: 12px; }
.lb-next { right: 12px; }
.lb-caption {
  position: absolute;
  bottom: 22px; left: 0; right: 0;
  text-align: center;
  color: var(--white);
  font-weight: 600;
  font-size: .9rem;
}

/* ===== Animación reveal ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================
   ESCRITORIO
   ============================================ */
@media (min-width: 768px) {
  .gallery { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 80px; gap: 1rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1.1fr; align-items: start; }
  .marquee-group img { height: 64px; }
}

@media (min-width: 1024px) {
  .hero-inner { grid-template-columns: 1.15fr 1fr; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .about-grid { grid-template-columns: 1.1fr 1fr; align-items: center; }
  .gallery { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 90px; }
}

/* ===== Menú móvil ===== */
@media (max-width: 767px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 64px; right: 0;
    width: min(78vw, 320px);
    height: calc(100vh - 64px);
    background: var(--black-2);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 1.6rem;
    gap: 1.4rem;
    transform: translateX(100%);
    transition: transform .4s var(--transition);
    box-shadow: -20px 0 40px rgba(0, 0, 0, .4);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.05rem; }
  .hero { padding-top: 5.5rem; }
  .hero-stats { gap: 1.4rem; }
}