/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Palette — steel dark industrial */
  --bg:        #0b0f12;
  --bg-2:      #111920;
  --bg-3:      #162030;
  --bg-card:   #131c25;
  --ink:       #e2eaf0;
  --ink-soft:  #94a8b8;
  --ink-mute:  #526475;
  --accent:    #22c55e;   /* brand green */
  --accent-2:  #0ea5e9;   /* brand teal */
  --accent-dim: rgba(34,197,94,0.12);
  --accent-2-dim: rgba(14,165,233,0.12);
  --line:      rgba(226,234,240,0.08);
  --line-strong: rgba(226,234,240,0.15);

  /* Typography */
  --display: 'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --sans:    'Inter', system-ui, -apple-system, sans-serif;
  --mono:    'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-gap: clamp(5rem, 10vw, 9rem);

  /* Easings */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.0; letter-spacing: -0.01em; }
::selection { background: var(--accent); color: var(--bg); }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: 6px; font-weight: 500;
  transition: top .2s;
}
.skip-link:focus { top: 1rem; }

.container {
  width: min(100%, 1200px);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono { font-family: var(--mono); letter-spacing: 0.04em; }

/* =============================================================
   4. Typography
   ============================================================= */
.section-kicker {
  font-size: .72rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1rem;
}
.section-title em {
  font-style: italic;
  color: var(--accent-2);
}

.section-sub {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* =============================================================
   5. Components
   ============================================================= */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 1.75rem;
  border-radius: 6px;
  font-family: var(--sans);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  transition: transform .2s var(--ease-out), box-shadow .2s var(--ease-out), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border: 2px solid var(--accent);
}
.btn-primary:hover {
  background: #16a34a;
  border-color: #16a34a;
  box-shadow: 0 8px 32px rgba(34,197,94,0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--line-strong);
}
.btn-ghost:hover {
  border-color: var(--accent-2);
  color: var(--accent-2);
  box-shadow: 0 8px 24px rgba(14,165,233,0.15);
}

.btn-wa {
  background: #25d366;
  color: #fff;
  border: 2px solid #25d366;
  border-radius: 6px;
  font-size: .82rem;
  padding: .65rem 1.1rem;
}
.btn-wa:hover { background: #1db954; border-color: #1db954; transform: translateY(-2px); }

/* Tags */
.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: .67rem;
  font-weight: 500;
  color: var(--accent-2);
  background: var(--accent-2-dim);
  border: 1px solid rgba(14,165,233,0.2);
  padding: .2rem .55rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .65s var(--ease-out), transform .65s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.reveal[data-split] { opacity: 1; transform: none; } /* safety */

/* Stagger delays */
.reveal:nth-child(2) { transition-delay: .08s; }
.reveal:nth-child(3) { transition-delay: .16s; }
.reveal:nth-child(4) { transition-delay: .24s; }

/* =============================================================
   6. NAV
   ============================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background .35s var(--ease-out), border-color .35s, backdrop-filter .35s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(11,15,18,0.92);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-color: var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 68px;
}
.nav-logo { flex-shrink: 0; }

.nav-links {
  display: none;
  gap: 2rem;
}
.nav-link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color .2s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .25s var(--ease-out);
  border-radius: 2px;
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { width: 100%; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.nav-tel {
  display: none;
  align-items: center;
  gap: .4rem;
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--ink-soft);
  transition: color .2s;
}
.nav-tel:hover { color: var(--accent); }

.nav-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
}
.nav-burger span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .3s var(--ease-out), opacity .3s;
}
.nav-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2) { opacity: 0; }
.nav-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav-links.is-open {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: rgba(11,15,18,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 2rem var(--gutter);
  border-bottom: 1px solid var(--line);
  gap: 1.5rem;
}
.nav-links.is-open .nav-link {
  font-size: 1.1rem;
  color: var(--ink);
}

/* =============================================================
   7. HERO
   ============================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: clip;
  padding-top: 68px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: blur(6px);
  transform: scale(1.08); /* evita bordes blancos con el blur */
}
.hero-bg-tint {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(11,15,18,0.92) 0%,
    rgba(11,15,18,0.75) 50%,
    rgba(11,15,18,0.85) 100%
  );
}

.hero-gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle 800px at var(--mx, 20%) var(--my, 60%),
      rgba(34,197,94,0.08) 0%, transparent 60%),
    radial-gradient(circle 600px at calc(var(--mx, 20%) + 30%) calc(var(--my, 60%) - 20%),
      rgba(14,165,233,0.06) 0%, transparent 50%);
  pointer-events: none;
  transition: background .15s linear;
}

.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.035;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 256px;
}

.hero-inner {
  position: relative;
  z-index: 3;
  padding-block: clamp(3rem, 8vh, 6rem);
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 2rem;
  font-size: .72rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .1em;
}
.hero-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}

.hero-title {
  font-family: var(--display);
  font-size: clamp(3.2rem, 9vw, 8rem);
  font-weight: 900;
  line-height: .95;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 1.75rem;
  max-width: 14ch;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
}
.hero-title-accent {
  color: var(--accent-2);
  display: block;
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 52ch;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-filter-note {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  font-size: .8rem;
  color: var(--ink-mute);
  max-width: 50ch;
  line-height: 1.5;
  border-left: 2px solid var(--line-strong);
  padding-left: .85rem;
}
.hero-filter-note svg { flex-shrink: 0; margin-top: .1rem; color: var(--accent-2); }

.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  right: var(--gutter);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: var(--ink-mute);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =============================================================
   8. STATS
   ============================================================= */
.stats {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 3.5rem;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.5rem;
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: .4rem;
}
.stat-label {
  font-size: .8rem;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* =============================================================
   9. SERVICIOS
   ============================================================= */
.servicios {
  padding-block: var(--section-gap);
}
.section-header {
  margin-bottom: clamp(3rem, 5vw, 4.5rem);
}

.servicios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.servicio-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s, transform .3s var(--ease-out);
  transform-style: preserve-3d;
  will-change: transform;
}
.servicio-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 16px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(34,197,94,0.1);
}

.servicio-img-wrap {
  overflow: hidden;
  aspect-ratio: 16/7;
}
.servicio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease-out), filter .3s;
}
.servicio-card:hover .servicio-img {
  transform: scale(1.06);
  filter: saturate(1.1) brightness(1.05);
}

.servicio-body {
  padding: 1.5rem;
}
.servicio-num {
  font-size: .7rem;
  color: var(--ink-mute);
  margin-bottom: .6rem;
  letter-spacing: .08em;
}
.servicio-nombre {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .6rem;
}
.servicio-desc {
  font-size: .9rem;
  color: var(--ink-soft);
  line-height: 1.6;
  margin-bottom: 1.1rem;
}
.servicio-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.servicio-tags li {
  font-family: var(--mono);
  font-size: .67rem;
  color: var(--ink-mute);
  background: rgba(226,234,240,0.05);
  border: 1px solid var(--line);
  padding: .2rem .55rem;
  border-radius: 4px;
}

.servicios-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.servicios-cta-note {
  font-size: .82rem;
  color: var(--ink-mute);
  max-width: 40ch;
  text-align: center;
}

/* =============================================================
   10. POSICIONAMIENTO
   ============================================================= */
.posicion {
  position: relative;
  padding-block: var(--section-gap);
  overflow: clip;
}
.posicion-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(14,165,233,0.05) 0%, transparent 70%),
    var(--bg-2);
  z-index: 0;
}
.posicion-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}
.posicion-title {
  font-family: var(--display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  color: var(--ink);
  line-height: .97;
}
.posicion-title em {
  font-style: italic;
  color: var(--accent-2);
}
.posicion-right {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.posicion-punto {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}
.posicion-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  background: var(--accent-dim);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-top: .1rem;
}
.posicion-punto h3 {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .35rem;
}
.posicion-punto p {
  font-size: .9rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* =============================================================
   11. PROYECTOS
   ============================================================= */
.proyectos {
  padding-block: var(--section-gap);
}
.proyectos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.proyecto-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s, transform .3s var(--ease-out);
  transform-style: preserve-3d;
}
.proyecto-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.proyecto-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.proyecto-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease-out);
}
.proyecto-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,15,18,0.8) 0%, transparent 50%);
}
.proyecto-card:hover .proyecto-img { transform: scale(1.05); }
.proyecto-body { padding: 1.5rem; }
.proyecto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: .75rem;
}
.proyecto-nombre {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .5rem;
}
.proyecto-desc {
  font-size: .875rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* =============================================================
   12. NOSOTROS
   ============================================================= */
.nosotros {
  padding-block: var(--section-gap);
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.nosotros-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
.nosotros-img-wrap {
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4/3;
  border: 1px solid var(--line);
}
.nosotros-img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.8);
  transition: filter .4s;
}
.nosotros-img-wrap:hover .nosotros-img { filter: saturate(1); }
.nosotros-firma {
  margin-top: 1rem;
}
.nosotros-firma p { font-size: .75rem; color: var(--ink-mute); }
.nosotros-firma-sub { color: var(--ink-mute); opacity: .6; margin-top: .15rem; }

.nosotros-title {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1.5rem;
  line-height: .97;
}
.nosotros-title em {
  font-style: italic;
  color: var(--accent);
}
.nosotros-text p {
  font-size: .95rem;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.nosotros-highlight {
  font-size: .95rem;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  font-weight: 500;
  margin-block: 1.5rem !important;
}

.nosotros-contactos {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-top: 2rem;
}
.contacto-persona {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .9rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: border-color .2s, background .2s;
}
.contacto-persona:hover {
  border-color: var(--accent);
  background: rgba(34,197,94,0.04);
}
.contacto-persona-info strong {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: .15rem;
}
.contacto-persona-info span {
  font-size: .8rem;
  color: var(--accent);
}
.contacto-persona svg { color: var(--ink-mute); flex-shrink: 0; }

/* =============================================================
   13. FAQ
   ============================================================= */
.faq {
  padding-block: var(--section-gap);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  padding: 1.35rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  list-style: none;
  transition: color .2s;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
  line-height: 1;
  transition: transform .3s var(--ease-out);
}
details[open] .faq-q { color: var(--accent); }
details[open] .faq-q::after { transform: rotate(45deg); }
.faq-a {
  font-size: .9rem;
  color: var(--ink-soft);
  line-height: 1.7;
  padding-bottom: 1.35rem;
  max-width: 70ch;
}

/* =============================================================
   14. CONTACTO
   ============================================================= */
.contacto {
  position: relative;
  padding-block: var(--section-gap);
  overflow: clip;
}
.contacto-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 10% 80%, rgba(34,197,94,0.06) 0%, transparent 70%),
    var(--bg-3);
  z-index: 0;
}
.contacto-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}
.contacto-title {
  font-family: var(--display);
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: .95;
  color: var(--ink);
  margin-bottom: 1.25rem;
}
.contacto-title em {
  font-style: italic;
  color: var(--accent);
}
.contacto-sub {
  font-size: .95rem;
  color: var(--ink-soft);
  max-width: 44ch;
  line-height: 1.65;
  margin-bottom: 2.5rem;
}
.contacto-opciones {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.contacto-opcion {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(17,25,32,0.8);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: border-color .2s, background .2s;
}
.contacto-opcion:hover { border-color: var(--accent); background: rgba(34,197,94,0.04); }
.contacto-opcion--wa:hover { border-color: #25d366; background: rgba(37,211,102,0.04); }
.contacto-opcion-icon {
  width: 40px; height: 40px;
  background: var(--accent-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}
.contacto-opcion--wa .contacto-opcion-icon { background: rgba(37,211,102,0.1); color: #25d366; }
.contacto-opcion-label { font-size: .8rem; color: var(--ink-mute); margin-bottom: .2rem; }
.contacto-opcion-val { font-size: .95rem; color: var(--ink); font-weight: 600; }

/* Form */
.contacto-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  background: rgba(11,15,18,0.6);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}
.form-field { display: flex; flex-direction: column; gap: .4rem; }
.form-label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.form-input {
  background: var(--bg-2);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: .8rem 1rem;
  font-family: var(--sans);
  font-size: .9rem;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}
.form-input::placeholder { color: var(--ink-mute); }
.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.12);
}
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394a8b8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.form-textarea { resize: vertical; min-height: 100px; }
.btn-submit {
  position: relative;
  justify-content: center;
  width: 100%;
  padding: 1rem;
}
.btn-submit-ok {
  display: none;
  align-items: center;
  justify-content: center;
  gap: .4rem;
}
.btn-submit.is-sent .btn-submit-text { display: none; }
.btn-submit.is-sent .btn-submit-ok { display: flex; }
.form-nota {
  font-size: .75rem;
  color: var(--ink-mute);
  text-align: center;
}

/* =============================================================
   15. FOOTER
   ============================================================= */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding-block: 3rem 2rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-tagline {
  font-size: .8rem;
  color: var(--ink-mute);
  margin-top: .5rem;
  font-style: italic;
}
.footer-zone { font-size: .72rem; color: var(--accent); margin-top: .25rem; }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
}
.footer-nav a {
  font-size: .875rem;
  color: var(--ink-soft);
  transition: color .2s;
}
.footer-nav a:hover { color: var(--accent); }
.footer-contacto {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.footer-tel, .footer-email {
  font-size: .875rem;
  color: var(--ink-soft);
  transition: color .2s;
}
.footer-tel:hover, .footer-email:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.footer-copy { font-size: .75rem; color: var(--ink-mute); }
.footer-credits-link { font-size: .75rem; color: var(--ink-mute); }
.footer-credits-link a { color: var(--ink-mute); border-bottom: 1px solid var(--line-strong); transition: color .2s; }
.footer-credits-link a:hover { color: var(--accent-2); }

/* =============================================================
   16. WhatsApp Float
   ============================================================= */
.wa-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 52px; height: 52px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: transform .25s var(--ease-out), box-shadow .25s;
}
.wa-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.55);
}

/* =============================================================
   17. Effects — Tilt
   ============================================================= */
[data-tilt] {
  transform-style: preserve-3d;
  will-change: transform;
}

/* =============================================================
   18. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 720px) {
  .nav-links { display: flex; }
  .nav-links.is-open { position: static; background: none; padding: 0; border: 0; flex-direction: row; }
  .nav-tel { display: flex; }
  .nav-burger { display: none; }

  .servicios-grid { grid-template-columns: repeat(2, 1fr); }
  .proyectos-grid { grid-template-columns: repeat(2, 1fr); }
  .nosotros-inner { grid-template-columns: 1fr 1fr; align-items: start; }
  .posicion-inner { grid-template-columns: 1fr 1fr; align-items: start; }
  .contacto-inner { grid-template-columns: 1fr 1fr; align-items: start; }
}

@media (min-width: 960px) {
  .proyectos-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1.5fr 1fr 1fr; }
  .servicio-img-wrap { aspect-ratio: 16/8; }
}

@media (min-width: 1280px) {
  .servicios-grid { grid-template-columns: repeat(4, 1fr); }
  .servicio-img-wrap { aspect-ratio: 3/2; }
}

/* =============================================================
   19. Reduced motion — only intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-dot { animation: none; }
  .hero-scroll-line { animation: none; }
  .hero-gradient { transition: none; }
}