/* ===================== VARIABLES ===================== */
:root {
  --color-blue: #2E86EB;
  --color-purple: #3AA0D8;
  --color-pink: #14B8A6;
  --gradient-main: linear-gradient(135deg, var(--color-blue) 0%, var(--color-purple) 55%, var(--color-pink) 100%);
  --color-dark: #0F1B2E;
  --color-text: #33394A;
  --color-text-light: #66707F;
  --color-bg-alt: #F2F7FB;
  --color-border: #E1E8F0;
  --color-teal: #0D9488;
  --radius-lg: 18px;
  --radius-md: 12px;
  --shadow-soft: 0 12px 30px rgba(15, 27, 46, 0.08);
  --font-heading: 'Poppins', 'Inter', Arial, sans-serif;
  --font-body: 'Inter', Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  margin: 0 0 16px;
  line-height: 1.25;
}

p { margin: 0 0 16px; color: var(--color-text-light); }

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

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 8px 20px rgba(46, 134, 235, 0.35);
}
.btn-light {
  background: #ffffff;
  color: var(--color-blue);
  box-shadow: 0 8px 20px rgba(15, 27, 46, 0.12);
}
.btn-lg { padding: 15px 32px; font-size: 1rem; }

/* ===================== HEADER ===================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand-logo { height: 30px; width: auto; }

.main-nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav a {
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.95rem;
}
.main-nav a:hover { color: var(--color-blue); }

.header-actions { display: flex; align-items: center; gap: 16px; }

/* ===================== LANGUAGE SWITCH ===================== */
.lang-switch { position: relative; }

.lang-switch-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.lang-switch-toggle:hover { border-color: var(--color-blue); color: var(--color-blue); }

.lang-caret { width: 14px; height: 14px; transition: transform .15s ease; }
.lang-switch.open .lang-caret { transform: rotate(180deg); }

.lang-switch-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  display: none;
  flex-direction: column;
  min-width: 160px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 28px rgba(15, 27, 46, 0.14);
  padding: 6px;
  z-index: 110;
}
.lang-switch.open .lang-switch-menu { display: flex; }

.lang-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 12px;
  border-radius: 8px;
  border: none;
  background: none;
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}
.lang-option:hover { background: var(--color-bg-alt); color: var(--color-blue); }
.lang-option.active { color: var(--color-blue); font-weight: 700; background: var(--color-bg-alt); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
}

/* ===================== HERO ===================== */
.hero {
  background: var(--gradient-main);
  padding: 90px 0;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
}
.hero h1 {
  color: #ffffff;
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  margin-bottom: 20px;
}
.hero-sub {
  color: rgba(255,255,255,0.88);
  font-size: 1.05rem;
  max-width: 520px;
}
.hero-actions { margin-top: 28px; }
.hero-illustration { width: 100%; height: auto; }

/* ===================== SECTIONS ===================== */
.section { padding: 96px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-purple);
  margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); }

.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Cards */
.card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  text-align: left;
}
.cards-dashed .card { border: 1.5px dashed var(--color-border); }

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  margin-bottom: 20px;
}
.card-icon svg { width: 26px; height: 26px; }
.icon-blue { background: #E3EEFB; color: var(--color-blue); }
.icon-purple { background: #E1F2F7; color: var(--color-purple); }
.icon-teal { background: #DFF5F0; color: var(--color-teal); }
.icon-outline { background: var(--color-bg-alt); color: var(--color-blue); }

.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { margin: 0; font-size: 0.95rem; }

/* Steps */
.steps { text-align: center; }
.step { position: relative; padding: 30px 24px; }
.step .card-icon { margin: 0 auto 20px; }
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-dark);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  margin: 0 auto 14px;
}
.step h3 { font-size: 1.1rem; }
.step p { font-size: 0.95rem; }

/* Sectores */
.sector-grid { text-align: center; }
.sector-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 32px 16px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.sector-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.sector-card .card-icon { margin: 0 auto 16px; }
.sector-card p { margin: 0; font-weight: 600; color: var(--color-dark); font-size: 0.95rem; }

/* CTA Banner */
.cta-banner { background: var(--gradient-main); padding: 64px 0; }
.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: #fff; font-size: clamp(1.3rem, 2.2vw, 1.7rem); max-width: 560px; margin-bottom: 10px; }
.cta-banner p { color: rgba(255,255,255,0.85); margin: 0; }

/* Contact form */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 28px;
  font-weight: 500;
  font-size: 0.95rem;
}
.alert-success { background: #DFF5F0; color: #0F6B5C; }
.alert-error { background: #FDEBEA; color: #C33A2E; }

.contact-form {
  max-width: 720px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-soft);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.contact-form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-dark);
  margin-bottom: 18px;
}
.contact-form input,
.contact-form textarea {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(46, 134, 235, 0.15);
}
.recaptcha-row { margin-bottom: 20px; }
.form-note { font-size: 0.85rem; color: var(--color-text-light); margin-bottom: 20px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; }

/* ===================== FOOTER ===================== */
.footer-top { background: var(--gradient-main); padding: 36px 0; }
.footer-top-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-item { display: flex; align-items: center; gap: 14px; color: #fff; }
.footer-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.16);
}
.footer-icon svg { width: 20px; height: 20px; }
.footer-text small { display: block; opacity: 0.85; font-size: 0.8rem; }
.footer-text strong { font-size: 1rem; }

.footer-bottom { background: var(--color-dark); padding: 32px 0; }
.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}
.footer-logo { height: 28px; }
.footer-bottom-inner p { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin: 0; }
.footer-bottom-inner strong { color: #fff; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-media { order: -1; max-width: 320px; margin: 0 auto; }
  .hero-actions { display: flex; justify-content: center; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav { position: fixed; inset: 76px 0 0 0; background: #fff; padding: 24px; transform: translateY(-120%); transition: transform .25s ease; }
  .main-nav.open { transform: translateY(0); }
  .main-nav ul { flex-direction: column; gap: 20px; }
  .nav-toggle { display: flex; }
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .cta-banner-inner { flex-direction: column; text-align: center; }
  .contact-form { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
}