/* ── Variables ── */
:root {
  --bg: #ffffff;
  --bg-soft: #f5f5f7;
  --bg-dark: #1d1d1f;
  --text: #1d1d1f;
  --text-soft: #6e6e73;
  --text-xsoft: #a1a1a6;
  --border: #d2d2d7;
  --green: #25d366;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 18px;
  --max: 1080px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { background: var(--bg); color: var(--text); font-family: var(--font); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ── Shared ── */
.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 14px;
}
.btn-dark {
  display: inline-block;
  padding: 14px 28px;
  background: var(--bg-dark);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}
.btn-dark:hover { opacity: 0.82; transform: translateY(-1px); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 980px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.btn-outline:hover { background: var(--bg-soft); transform: translateY(-1px); }
.btn-full { width: 100%; text-align: center; }

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0;
  transition: background 0.3s, backdrop-filter 0.3s;
}
.navbar.scrolled {
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-logo img { height: 36px; }
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  font-size: 0.88rem;
  color: var(--text-soft);
  font-weight: 400;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  background: var(--bg-dark);
  padding: 9px 20px;
  border-radius: 980px;
  transition: opacity 0.2s;
  white-space: nowrap;
}
.nav-cta:hover { opacity: 0.78; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  max-width: var(--max);
  margin: 0 auto;
  padding: 130px 32px 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}
.hero-content { max-width: 520px; }
.hero-eyebrow {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero h1 {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 800;
  font-style: normal;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
  color: var(--text);
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 40px;
  font-weight: 300;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-image {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-logo-img {
  width: 340px;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.12));
}

/* ── SEPARATOR ── */
.separator {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 32px;
  text-align: center;
  overflow: hidden;
}
.separator p {
  font-size: 0.82rem;
  color: var(--text-xsoft);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  white-space: nowrap;
}

/* ── SOLUCIONES ── */
.soluciones {
  max-width: var(--max);
  margin: 0 auto;
  padding: 110px 32px;
}
.section-intro {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 90px;
}
.section-intro h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 18px;
}
.intro-sub { font-size: 1.05rem; color: var(--text-soft); line-height: 1.7; font-weight: 300; }

/* Solucion items */
.solucion-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 100px;
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.solucion-item.visible { opacity: 1; transform: translateY(0); }
.solucion-item.reverse { direction: rtl; }
.solucion-item.reverse > * { direction: ltr; }

.solucion-text .eyebrow { color: var(--text-xsoft); }
.solucion-text h3 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 18px;
}
.solucion-text p {
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 24px;
  font-weight: 300;
}
.feature-list {
  list-style: none;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  font-size: 0.9rem;
  color: var(--text-soft);
  padding-left: 18px;
  position: relative;
  font-weight: 400;
}
.feature-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-xsoft);
}
.solucion-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: #0071e3;
  transition: opacity 0.2s;
}
.solucion-link:hover { opacity: 0.7; }

.solucion-visual {
  border-radius: var(--radius);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
}
.bg-warm { background: #fef3e8; }
.bg-cool { background: #eef4ff; }
.bg-slate { background: #f0f0f5; }
.sol-icon { width: 100%; max-width: 180px; height: auto; }

/* ── INTEGRACION ── */
.integracion {
  background: var(--bg-dark);
  color: #fff;
  padding: 110px 32px;
  text-align: center;
}
.integracion-inner { max-width: 640px; margin: 0 auto; }
.integracion .eyebrow { color: rgba(255,255,255,0.5); }
.integracion h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.18;
  margin-bottom: 22px;
}
.integracion p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  margin-bottom: 40px;
  font-weight: 300;
}
.integracion .btn-dark {
  background: #fff;
  color: var(--bg-dark);
}
.integracion .btn-dark:hover { opacity: 0.88; }
.btn-light {
  display: inline-block;
  padding: 14px 28px;
  background: #fff;
  color: var(--bg-dark);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}
.btn-light:hover { opacity: 0.85; transform: translateY(-1px); }

/* ── CONTACTO ── */
.contacto {
  max-width: var(--max);
  margin: 0 auto;
  padding: 110px 32px;
}
.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  align-items: start;
}
.contacto-texto h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}
.contacto-texto > p {
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 36px;
  font-weight: 300;
}
.contact-options { display: flex; flex-direction: column; gap: 14px; }
.contact-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  border-radius: 14px;
  border: 1px solid var(--border);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  background: var(--bg);
}
.contact-option:hover { background: var(--bg-soft); transform: translateY(-2px); }
.contact-option.whatsapp { border-color: #25d366; }
.contact-option.whatsapp svg { color: #25d366; }
.contact-option div { display: flex; flex-direction: column; gap: 2px; }
.contact-option strong { font-size: 0.92rem; font-weight: 600; }
.contact-option span { font-size: 0.85rem; color: var(--text-soft); }

/* Form */
.contacto-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label { font-size: 0.82rem; font-weight: 500; color: var(--text-soft); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
}
.form-group select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236e6e73' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: #0071e3;
  box-shadow: 0 0 0 3px rgba(0,113,227,0.15);
  background: #fff;
}
.form-group textarea { resize: vertical; }
.form-success {
  display: none;
  text-align: center;
  color: #1a7f37;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 12px;
  background: #d4f0dc;
  border-radius: 8px;
}

/* ── FOOTER ── */
.footer {
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding: 48px 32px;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}
.footer-logo { height: 40px; }
.footer-inner p { font-size: 0.82rem; color: var(--text-soft); }
.footer-inner a { color: #0071e3; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; padding-top: 110px; }
  .hero-actions { justify-content: center; }
  .hero-logo-img { width: 240px; }
  .solucion-item, .solucion-item.reverse { grid-template-columns: 1fr; direction: ltr; gap: 40px; }
  .solucion-visual { max-width: 320px; margin: 0 auto; }
  .contacto-inner { grid-template-columns: 1fr; gap: 56px; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
  }
  .nav-links.open li a { display: block; padding: 14px 32px; font-size: 1rem; }
  .nav-container { position: relative; flex-wrap: wrap; }
}