/* Creado por Ing. Emigdio Zarate con Claude Code como gestor y Gemini como agente */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:      #003D7A;
  --navy-dark: #001E3C;
  --charcoal:  #111827;
  --steel:     #1E8FD8;   /* azul acero — reemplaza al naranja */
  --steel-lt:  #4AABEC;
  --white:     #FFFFFF;
  --gray-lt:   #F4F6FA;
  --gray-mid:  #DDE3ED;
  --gray:      #5A6478;
  --text:      #0F172A;
}

html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; color: var(--text); overflow-x: hidden; }

/* ── NAVBAR ── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  background: rgba(0, 20, 48, 0.97);
  backdrop-filter: blur(16px);
  padding: 0.7rem 2.5rem;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: box-shadow 0.3s;
  flex-wrap: wrap;
}
nav.scrolled { box-shadow: 0 2px 32px rgba(0,0,0,0.5); }
.nav-logo img { height: 54px; width: auto; object-fit: contain; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.72); text-decoration: none;
  font-size: 0.9rem; font-weight: 500; letter-spacing: 0.03em;
  transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
.nav-ctas { display: flex; gap: 0.6rem; }
.nav-cta {
  padding: 0.55rem 1.1rem; border-radius: 7px;
  text-decoration: none; font-weight: 600; font-size: 0.82rem;
  white-space: nowrap; transition: all 0.2s;
}
.nav-cta-ventas { background: var(--steel); color: white; }
.nav-cta-ventas:hover { background: var(--steel-lt); }
.nav-cta-clientes { border: 1px solid rgba(255,255,255,0.22); color: rgba(255,255,255,0.8); }
.nav-cta-clientes:hover { border-color: rgba(255,255,255,0.5); color: white; background: rgba(255,255,255,0.06); }
.mobile-menu-btn { display: none; background: none; border: none; color: white; font-size: 1.8rem; cursor: pointer; padding: 0 0.5rem; }

/* ── HERO + VIDEO SCROLL (fusionados) ── */
#hero {
  position: relative;
  height: 300vh;   /* espacio de scroll — el video avanza aquí */
}
.hero-sticky {
  position: sticky; top: 0;
  width: 100%; height: 100vh;
  overflow: hidden; display: flex; align-items: center;
}
#hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    115deg,
    rgba(0, 18, 45, 0.88) 0%,
    rgba(0, 38, 88, 0.70) 55%,
    rgba(0, 28, 65, 0.40) 100%
  );
  pointer-events: none;
}
/* wrapper que se desvanece al hacer scroll */
#heroFade {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column;
  transition: opacity 0.08s linear;
}
.hero-content {
  flex: 1; display: flex; flex-direction: column; justify-content: center;
  max-width: 1200px; width: 100%; margin: 0 auto; padding: 6rem 2.5rem 2rem;
}
.hero-label {
  display: inline-flex; align-items: center; gap: 0.6rem;
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
  padding: 0.38rem 1.1rem; border-radius: 50px;
  font-size: 0.76rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 1.6rem;
  opacity: 0; transform: translateY(18px);
  animation: fadeUp 0.6s ease 0.2s forwards;
}
.hero-label::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #4ADE80; flex-shrink: 0; }
.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 800; color: white; line-height: 1.08;
  margin-bottom: 1.4rem;
  opacity: 0; transform: translateY(28px);
  animation: fadeUp 0.7s ease 0.4s forwards;
}
.hero-title em { font-style: normal; color: var(--steel-lt); }
.hero-sub {
  font-size: clamp(1rem, 1.7vw, 1.16rem);
  color: rgba(255,255,255,0.75); max-width: 560px; line-height: 1.76;
  margin-bottom: 2.4rem;
  opacity: 0; transform: translateY(28px);
  animation: fadeUp 0.7s ease 0.6s forwards;
}
.hero-btns {
  display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; transform: translateY(28px);
  animation: fadeUp 0.7s ease 0.8s forwards;
}
.btn-primary {
  background: var(--steel); color: white;
  padding: 1rem 2rem; border-radius: 9px;
  text-decoration: none; font-weight: 700; font-size: 0.97rem;
  display: flex; align-items: center; gap: 0.55rem;
  box-shadow: 0 4px 24px rgba(30,143,216,0.38);
  transition: all 0.25s;
}
.btn-primary:hover { background: var(--steel-lt); transform: translateY(-2px); box-shadow: 0 8px 36px rgba(30,143,216,0.48); }
.btn-ghost {
  border: 1.5px solid rgba(255,255,255,0.45); color: white;
  padding: 1rem 2rem; border-radius: 9px;
  text-decoration: none; font-weight: 600; font-size: 0.97rem;
  transition: all 0.25s;
}
.btn-ghost:hover { border-color: white; background: rgba(255,255,255,0.08); }

/* stats bar */
.hero-bar {
  background: rgba(0,15,42,0.88); backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; justify-content: center; gap: 5rem; padding: 1.5rem 2rem;
  opacity: 0; animation: fadeIn 0.8s ease 1.2s forwards;
  flex-shrink: 0;
}
.hstat { text-align: center; }
.hstat .num { font-size: 1.9rem; font-weight: 800; color: white; line-height: 1; }
.hstat .lbl { font-size: 0.68rem; color: rgba(255,255,255,0.45); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 0.22rem; }

/* scroll hint — ahora dentro del sticky */
.scroll-hint {
  position: absolute; bottom: 5.5rem; right: 2.8rem; z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 0.35rem;
  opacity: 0; animation: fadeIn 1s ease 1.6s forwards;
}
.scroll-hint span { font-size: 0.6rem; color: rgba(255,255,255,0.32); letter-spacing: 0.14em; writing-mode: vertical-rl; }
.scroll-line { width: 1px; height: 50px; background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent); animation: linePulse 2.2s ease infinite; }

/* texto que aparece cuando el video está avanzado */
.video-tagline {
  position: absolute; z-index: 3;
  bottom: 12%; left: 50%; transform: translateX(-50%);
  text-align: center; color: white;
  opacity: 0; transition: opacity 0.6s ease;
  pointer-events: none; white-space: nowrap;
}
.video-tagline.show { opacity: 1; }
.video-tagline h2 { font-size: clamp(2rem,4vw,3.5rem); font-weight: 800; letter-spacing: -0.02em; }
.video-tagline p  { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-top: 0.5rem; letter-spacing: 0.12em; text-transform: uppercase; }

/* ── SHARED ── */
section { padding: 6rem 2.5rem; }
.container { max-width: 1200px; margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  color: var(--steel); font-size: 0.74rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 0.9rem;
}
.eyebrow::before { content: ''; width: 22px; height: 2px; background: var(--steel); display: block; }
.eyebrow-center { justify-content: center; }
.sec-title {
  font-size: clamp(1.85rem, 3.5vw, 2.72rem);
  font-weight: 800; color: var(--navy-dark); line-height: 1.16; margin-bottom: 0.9rem;
}
.on-dark { color: white; }
.sec-sub { font-size: 1rem; color: var(--gray); line-height: 1.76; max-width: 580px; margin-bottom: 3rem; }
.sec-sub.on-dark { color: rgba(255,255,255,0.58); }

/* reveal */
.reveal       { opacity: 0; transform: translateY(36px);  transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-left  { opacity: 0; transform: translateX(-36px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-right { opacity: 0; transform: translateX(36px);  transition: opacity 0.65s ease, transform 0.65s ease; }
.vis { opacity: 1 !important; transform: none !important; }
.d1{transition-delay:.10s} .d2{transition-delay:.20s} .d3{transition-delay:.30s} .d4{transition-delay:.40s}

/* ── SERVICIOS ── */
#servicios { background: var(--gray-lt); }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 1.5rem; }
.svc-card {
  background: white; border-radius: 16px; padding: 2.2rem 2rem;
  border: 1px solid var(--gray-mid);
  position: relative; overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.svc-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--navy), var(--steel));
  transform: scaleX(0); transform-origin: left; transition: transform 0.3s;
}
.svc-card:hover { transform: translateY(-6px); box-shadow: 0 18px 52px rgba(0,61,122,0.10); }
.svc-card:hover::before { transform: scaleX(1); }
.svc-icon {
  width: 60px; height: 60px; border-radius: 14px;
  background: var(--navy-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; margin-bottom: 1.2rem;
}
.svc-card h3 { font-size: 1.07rem; font-weight: 700; color: var(--navy-dark); margin-bottom: 0.65rem; }
.svc-card p  { font-size: 0.88rem; color: var(--gray); line-height: 1.66; }
.svc-more {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--steel); font-size: 0.81rem; font-weight: 600;
  margin-top: 1.1rem; opacity: 0; transition: opacity 0.25s;
}
.svc-card:hover .svc-more { opacity: 1; }

/* ── NOSOTROS ── */
#nosotros { background: white; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-wrap img { width: 100%; border-radius: 20px; display: block; box-shadow: 0 24px 65px rgba(0,30,80,0.16); }
.about-float {
  position: absolute; bottom: -1.8rem; right: -1.8rem;
  background: var(--navy-dark); color: white;
  border-radius: 16px; padding: 1.4rem 1.8rem;
  box-shadow: 0 10px 36px rgba(0,0,0,0.22); text-align: center;
}
.about-float .big { font-size: 2.2rem; font-weight: 800; line-height: 1; }
.about-float .sml { font-size: 0.65rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.09em; margin-top: 0.2rem; }
.check-list { list-style: none; margin: 1.5rem 0; }
.check-list li {
  display: flex; align-items: flex-start; gap: 0.85rem;
  padding: 0.6rem 0; font-size: 0.94rem; color: var(--text);
  border-bottom: 1px solid var(--gray-mid);
}
.check-list li:last-child { border-bottom: none; }
.check-list li::before {
  content: ''; min-width: 20px; height: 20px; border-radius: 50%;
  background: var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E") center/11px no-repeat;
  margin-top: 2px;
}
.director-card {
  display: flex; align-items: center; gap: 1rem;
  margin-top: 2.2rem; padding: 1.2rem 1.5rem;
  background: var(--gray-lt); border-radius: 13px;
  border-left: 4px solid var(--steel);
}
.dir-avatar {
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--navy-dark);
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.1rem; font-weight: 700; flex-shrink: 0;
}
.dir-info strong { display: block; font-weight: 700; color: var(--navy-dark); }
.dir-info span { font-size: 0.83rem; color: var(--gray); }

/* ── UBICACIONES ── */
#ubicaciones { background: var(--charcoal); }
.loc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1.5rem; }
.loc-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 18px; padding: 2.2rem;
  transition: all 0.3s;
}
.loc-card:hover { background: rgba(255,255,255,0.09); transform: translateY(-4px); border-color: rgba(30,143,216,0.3); }
.loc-flag { font-size: 2.4rem; margin-bottom: 1rem; }
.loc-ctry { font-size: 0.7rem; color: var(--steel-lt); text-transform: uppercase; letter-spacing: 0.13em; font-weight: 700; margin-bottom: 0.3rem; }
.loc-city { font-size: 1.3rem; font-weight: 800; color: white; margin-bottom: 0.8rem; }
.loc-desc { font-size: 0.86rem; color: rgba(255,255,255,0.55); line-height: 1.66; }
.loc-pill {
  display: inline-block; margin-top: 1rem;
  background: rgba(30,143,216,0.18); color: var(--steel-lt);
  padding: 0.25rem 0.9rem; border-radius: 50px;
  font-size: 0.72rem; font-weight: 600;
  border: 1px solid rgba(30,143,216,0.3);
}

/* ── NICHO ── */
#nicho { background: white; }
.nicho-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 1.4rem; margin-top: 3rem; }
.nicho-card {
  text-align: center; padding: 2.4rem 1.5rem; border-radius: 18px;
  border: 1.5px solid var(--gray-mid);
  cursor: default; transition: all 0.32s;
}
.nicho-card:hover {
  border-color: var(--navy-dark); background: var(--navy-dark);
  transform: translateY(-6px); box-shadow: 0 18px 50px rgba(0,30,80,0.16);
}
.nicho-card:hover h3 { color: white; }
.nicho-card:hover p  { color: rgba(255,255,255,0.58); }
.nicho-card:hover .nicho-icon { background: rgba(30,143,216,0.15); }
.nicho-icon {
  width: 76px; height: 76px; border-radius: 18px;
  background: var(--gray-lt);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.9rem; margin: 0 auto 1.2rem; transition: background 0.32s;
}
.nicho-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy-dark); margin-bottom: 0.48rem; transition: color 0.32s; }
.nicho-card p  { font-size: 0.84rem; color: var(--gray); line-height: 1.56; transition: color 0.32s; }
.nicho-banner {
  margin-top: 2.8rem;
  background: var(--navy-dark);
  border-radius: 20px; padding: 2.8rem 3rem;
  display: flex; align-items: center; gap: 2rem; color: white;
  border: 1px solid rgba(30,143,216,0.18);
}
.nicho-banner-icon { font-size: 2.8rem; flex-shrink: 0; }
.nicho-banner h3  { font-size: 1.38rem; font-weight: 800; margin-bottom: 0.5rem; }
.nicho-banner h3 strong { color: var(--steel-lt); font-weight: 800; }
.nicho-banner p   { color: rgba(255,255,255,0.65); line-height: 1.68; }

/* ── PROCESO ── */
#proceso { background: var(--gray-lt); }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); position: relative; }
.steps::before {
  content: ''; position: absolute; top: 38px; left: 10%; right: 10%; height: 2px;
  background: var(--gray-mid); z-index: 0;
}
.step { text-align: center; padding: 2rem 1.2rem; position: relative; z-index: 1; }
.step-num {
  width: 76px; height: 76px; border-radius: 50%;
  background: var(--navy-dark); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.42rem; font-weight: 800;
  margin: 0 auto 1.2rem; border: 4px solid var(--gray-lt);
  transition: background 0.3s, transform 0.3s;
}
.step:hover .step-num { background: var(--steel); transform: scale(1.08); }
.step h3 { font-size: 0.93rem; font-weight: 700; color: var(--navy-dark); margin-bottom: 0.4rem; }
.step p  { font-size: 0.82rem; color: var(--gray); line-height: 1.58; max-width: 170px; margin: 0 auto; }

/* ── CONTACTO ── */
#contacto { background: white; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.c-item {
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1.15rem 1.3rem; background: var(--gray-lt); border-radius: 13px;
  margin-bottom: 0.9rem; border: 1px solid var(--gray-mid);
  transition: transform 0.2s, box-shadow 0.2s;
}
.c-item:hover { transform: translateX(5px); box-shadow: 0 4px 18px rgba(0,61,122,0.07); }
.c-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--navy-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.c-item strong { display: block; font-weight: 700; color: var(--navy-dark); font-size: 0.8rem; margin-bottom: 0.08rem; }
.c-item a, .c-item span { color: var(--gray); font-size: 0.93rem; text-decoration: none; }
.c-item a:hover { color: var(--navy); }

/* dos botones WA */
.wa-group { display: flex; flex-direction: column; gap: 0.8rem; margin-top: 1.4rem; }
.wa-btn {
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
  color: white; padding: 1rem 1.8rem; border-radius: 12px;
  text-decoration: none; font-weight: 700; font-size: 0.95rem;
  transition: all 0.25s;
}
.wa-ventas   { background: #1FAD53; box-shadow: 0 4px 20px rgba(31,173,83,0.28); }
.wa-ventas:hover   { background: #178B42; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(31,173,83,0.38); }
.wa-clientes { background: #128C7E; box-shadow: 0 4px 20px rgba(18,140,126,0.28); }
.wa-clientes:hover { background: #0A7066; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(18,140,126,0.38); }
.wa-label { font-size: 0.68rem; opacity: 0.75; font-weight: 400; margin-left: 0.2rem; }

/* form */
.form-box { background: var(--gray-lt); border-radius: 20px; padding: 2.5rem; border: 1px solid var(--gray-mid); }
.form-box h3 { font-size: 1.2rem; font-weight: 700; color: var(--navy-dark); margin-bottom: 1.5rem; }
.fg { margin-bottom: 1.1rem; }
.fg label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--navy-dark); margin-bottom: 0.38rem; }
.fg input, .fg select, .fg textarea {
  width: 100%; padding: 0.85rem 1rem;
  border: 1.5px solid var(--gray-mid); border-radius: 10px;
  font-size: 0.93rem; font-family: inherit; background: white;
  outline: none; transition: border-color 0.2s; color: var(--text);
}
.fg input:focus, .fg select:focus, .fg textarea:focus { border-color: var(--steel); }
.fg textarea { resize: vertical; min-height: 95px; }
.form-submit {
  width: 100%; background: var(--navy-dark); color: white;
  padding: 1rem; border: none; border-radius: 10px;
  font-size: 0.97rem; font-weight: 700; cursor: pointer;
  font-family: inherit; transition: all 0.25s;
}
.form-submit:hover { background: var(--steel); transform: translateY(-1px); }

/* ── FOOTER ── */
footer { background: var(--navy-dark); color: white; padding: 3.2rem 2.5rem 1.8rem; }
.footer-top {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 2.5rem;
  padding-bottom: 2.2rem; border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 1.8rem;
}
.footer-logo img { height: 52px; border-radius:5px; }
.footer-tagline  { font-size: 0.78rem; color: rgba(255,255,255,0.35); margin-top: 0.4rem; }
.footer-col h4 { font-size: 0.74rem; color: rgba(255,255,255,0.38); text-transform: uppercase; letter-spacing: 0.13em; margin-bottom: 1rem; }
.footer-col a { display: block; color: rgba(255,255,255,0.58); text-decoration: none; font-size: 0.88rem; margin-bottom: 0.5rem; transition: color 0.2s; }
.footer-col a:hover { color: white; }
.footer-bottom { text-align: center; font-size: 0.74rem; color: rgba(255,255,255,0.25); }

/* ── FLOAT WA ── */
.float-wa-wrap {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 999;
  display: flex; flex-direction: column; gap: 0.6rem; align-items: flex-end;
}
.float-wa-label {
  background: var(--charcoal); color: white;
  font-size: 0.7rem; padding: 0.22rem 0.65rem; border-radius: 50px;
  opacity: 0; transform: translateX(8px);
  transition: all 0.2s; white-space: nowrap; pointer-events: none;
}
.float-wa-row { display: flex; align-items: center; gap: 0.5rem; }
.float-wa-row:hover .float-wa-label { opacity: 1; transform: translateX(0); }
.float-wa {
  width: 54px; height: 54px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  text-decoration: none; box-shadow: 0 4px 20px rgba(0,0,0,0.25);
  transition: transform 0.2s, box-shadow 0.2s;
}
.float-wa:hover { transform: scale(1.08); }
.float-wa-v { background: #25D366; animation: waPulse 3s ease infinite; }
.float-wa-c { background: #128C7E; }

@keyframes waPulse {
  0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.45); }
  50%      { box-shadow: 0 4px 38px rgba(37,211,102,0.75), 0 0 0 9px rgba(37,211,102,0.1); }
}

/* ── SCROLL TO TOP ── */
#scrollTop{position:fixed;bottom:1.8rem;left:1.8rem;z-index:1000;width:3rem;height:3rem;border-radius:50%;background:linear-gradient(135deg,#EA580C,#FB923C);border:none;color:#fff;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(234,88,12,.45);opacity:0;transform:translateY(16px) scale(.8);transition:opacity .35s,transform .35s;pointer-events:none}
#scrollTop.show{opacity:1;transform:none;pointer-events:auto}
#scrollTop:hover{box-shadow:0 6px 28px rgba(234,88,12,.7);transform:scale(1.1) translateY(-2px)}
#scrollTop:active{transform:scale(.93)}

/* ── KEYFRAMES ── */
@keyframes fadeUp { to { opacity: 1; transform: none; } }
@keyframes fadeIn { to { opacity: 1; } }
@keyframes linePulse {
  0%,100% { opacity: 1; height: 50px; }
  50%      { opacity: 0.28; height: 32px; }
}

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 2.8rem; }
  .about-float { display: none; }
  .mobile-menu-btn { display: block; }
  .nav-links { 
    display: none; width: 100%; flex-direction: column; gap: 1rem; 
    padding: 1.5rem 0; border-top: 1px solid rgba(255,255,255,0.1); 
    margin-top: 0.5rem; text-align: center;
  }
  .nav-links.active { display: flex; }
  .nav-cta-clientes { display: none; }
}
@media (max-width: 640px) {
  section { padding: 4.5rem 1.5rem; }
  .hero-bar { gap: 2rem; }
  .steps::before { display: none; }
  .nicho-banner { flex-direction: column; text-align: center; }
  .footer-top { flex-direction: column; }
}