:root {
  --blue: #174fa2;
  --blue-dark: #123f84;
  --green: #5bb447;
  --green-dark: #4a9c3a;
  --white: #ffffff;
  --navy: #092F67;
  --green-bg: #E8F6E5;
  --blue-bg: #F2F7FC;
  --border: #dce6f2;
  --text: #26364A;
  --muted: #5c6b80;
  --radius: 14px;
  --max: 1180px;
  font-size: 16px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; color: var(--navy); }
p { margin: 0 0 1em; color: var(--muted); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.eyebrow {
  color: var(--green-dark);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .8rem;
  margin: 0 0 .6em;
}

/* ---------- Brand / logo ---------- */
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 40px; height: 36px; flex-shrink: 0; }
.brand-logo { height: 52px; width: auto; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 1.15rem; font-weight: 800; color: var(--blue); letter-spacing: -.01em; }
.brand-text small { font-size: .65rem; font-weight: 600; color: var(--green-dark); font-style: italic; letter-spacing: .02em; }
footer .brand-text strong { color: var(--white); }
footer .brand-text small { color: #a9e2a0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}
.main-nav { display: flex; align-items: center; gap: 16px; }
.main-nav a { font-weight: 600; color: var(--blue); font-size: .85rem; white-space: nowrap; }
.main-nav a:hover, .main-nav a.active { color: var(--green-dark); }
.nav-cta-mobile { display: none; }

.header-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.btn-nav-cta {
  background: var(--green);
  color: #fff;
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .82rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.btn-nav-cta:hover { background: var(--green-dark); color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--navy); display: block; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-secondary { background: var(--blue); color: #fff; }
.btn-secondary:hover { background: var(--blue-dark); }
.btn-outline { border-color: #fff; color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,.15); }
.btn-outline-blue { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn-outline-blue:hover { background: var(--blue); color: #fff; }

/* ---------- Hero (photo, home) ---------- */
.hero {
  position: relative;
  background: var(--navy);
  color: #fff;
  padding: 64px 0 72px;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; position: relative; z-index: 3; }
.hero .eyebrow { color: #bcd6ff; }
.hero h1 { color: #fff; font-size: clamp(2rem, 3.6vw, 2.7rem); }
.hero h1 .accent { color: var(--green); }
.hero .lead { color: #dce8fb; font-size: 1.05rem; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 24px; }
.hero-tagline {
  position: absolute;
  right: 24px;
  top: 30px;
  color: #fff;
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 1.1rem;
  text-align: right;
  line-height: 1.4;
  opacity: .9;
  z-index: 3;
}
.hero-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: left center;
  z-index: 1;
}
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(9,47,103,.55) 0%, rgba(9,47,103,.25) 40%, rgba(9,47,103,0) 65%);
}

/* ---------- Page hero (secondary pages, navy, no photo) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy), #0d3d84);
  color: #fff;
  padding: 64px 0 56px;
  text-align: left;
}
.page-hero .eyebrow { color: #bcd6ff; }
.page-hero h1 { color: #fff; font-size: clamp(1.9rem, 3.2vw, 2.5rem); max-width: 720px; }
.page-hero .lead { color: #dce8fb; max-width: 620px; font-size: 1.02rem; }
.page-hero-actions { margin-top: 22px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Feature strip ---------- */
.feature-strip { background: var(--blue-bg); padding: 40px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-item { display: flex; flex-direction: column; gap: 6px; }
.feature-icon { font-size: 1.6rem; }
.feature-item h4 { font-size: 1rem; margin: 0; color: var(--navy); }
.feature-item p { font-size: .88rem; margin: 0; }

/* ---------- Sections generic ---------- */
section { padding: 72px 0; }
.section-alt { background: var(--blue-bg); }
.section-head { max-width: 680px; margin-bottom: 40px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); }
.section-sub { font-size: 1.02rem; }

/* ---------- Mission / two-col with image ---------- */
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.mission-copy .btn-link { color: var(--blue); font-weight: 700; }
.mission-photo { position: relative; border-radius: var(--radius); overflow: hidden; }
.mission-photo img { width: 100%; }
.mission-photo figcaption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: rgba(9,47,103,.85);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .85rem;
  font-style: italic;
}
.why-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 16px 40px rgba(9,47,103,.08);
}
.why-card h3 { margin-top: 0; }
.checklist { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 10px; font-size: .95rem; color: var(--text); }
.checklist li::before { content: "\2713"; color: var(--green); font-weight: 800; flex-shrink: 0; }

/* ---------- Values row ---------- */
.values-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 32px 0 48px; }
.value-item { text-align: center; padding: 20px 12px; }
.value-icon { font-size: 1.7rem; margin-bottom: 8px; }
.value-item h4 { font-size: .95rem; margin: 0; }

/* ---------- Icon cards grid (colegios / empresas / metodologia) ---------- */
.icon-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.icon-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: box-shadow .2s, transform .2s;
}
.icon-card:hover { box-shadow: 0 14px 34px rgba(23,79,162,.12); transform: translateY(-2px); }
.icon-card .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--green-bg); color: var(--green-dark); font-weight: 800; font-size: .95rem;
  margin-bottom: 12px;
}
.icon-card .icon { font-size: 1.6rem; margin-bottom: 12px; display: block; }
.icon-card h3 { font-size: 1.05rem; }
.icon-card p { font-size: .9rem; margin: 0; }

/* ---------- Bottom banner (photo + CTA) ---------- */
.banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: center;
  padding: 40px;
  color: #fff;
  background: linear-gradient(120deg, rgba(9,47,103,.92), rgba(9,47,103,.55)), var(--navy);
}
.banner-content { max-width: 520px; }
.banner h3 { color: #fff; font-size: 1.6rem; }
.banner p { color: #dce8fb; }

/* ---------- Diagnostic / report card ---------- */
.diag-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.steps-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin: 36px 0; }
.report-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 16px 40px rgba(9,47,103,.08);
}
.report-card h4 { margin-top: 0; }
.bar-row { display: grid; grid-template-columns: 90px 1fr 40px; align-items: center; gap: 10px; margin-bottom: 10px; font-size: .85rem; }
.bar-track { background: var(--blue-bg); border-radius: 999px; height: 10px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--green); border-radius: 999px; }

/* ---------- Methodology steps with image ---------- */
.method-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: center; }
.method-steps { display: grid; gap: 20px; }
.method-step { display: flex; gap: 16px; }
.method-step .num {
  flex-shrink: 0;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--blue); color: #fff; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.method-photo { position: relative; border-radius: var(--radius); overflow: hidden; }
.method-photo img { width: 100%; }
.method-photo .caption {
  position: absolute; bottom: 16px; left: 16px; right: 16px;
  background: rgba(9,47,103,.85); color: #fff; padding: 10px 14px; border-radius: 8px;
  font-size: .9rem; display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
/* ---------- Tech / MCER ladder ---------- */
.tech-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 44px; align-items: center; }
.mcer-ladder { display: flex; flex-direction: column-reverse; gap: 8px; max-width: 160px; margin: 0 auto 20px; }
.mcer-ladder .level {
  padding: 8px 0; text-align: center; border-radius: 8px; font-weight: 800; color: #fff; font-size: .85rem;
}
.mcer-ladder .level.a1 { background: #9fc7f0; }
.mcer-ladder .level.a2 { background: #6fa8e6; }
.mcer-ladder .level.b1 { background: #3d7fd6; }
.mcer-ladder .level.b2 { background: var(--blue); }
.mcer-ladder .level.c1 { background: var(--navy); }
.skills-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; text-align: center; margin-top: 20px; }
.skills-row .skill { font-size: .82rem; color: var(--muted); }
.skills-row .skill .icon { font-size: 1.4rem; display: block; margin-bottom: 4px; }

/* ---------- Certification cards ---------- */
.cert-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 36px; }
.cert-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; text-align: center;
}
.cert-card .cert-badge {
  width: 56px; height: 56px; border-radius: 50%; background: var(--green-bg);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 1.5rem;
}
.cert-card h3 { font-size: 1.05rem; }
.cert-card p { font-size: .88rem; margin: 0; }
.cert-benefits { display: flex; justify-content: center; gap: 34px; flex-wrap: wrap; }
.cert-benefits div { text-align: center; font-size: .9rem; font-weight: 700; color: var(--navy); max-width: 160px; }
.cert-benefits .icon { font-size: 1.4rem; display: block; margin-bottom: 6px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; }
.contact-info { display: grid; gap: 20px; align-content: start; }
.contact-info-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-info-item .icon {
  width: 42px; height: 42px; border-radius: 50%; background: var(--green-bg);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0;
}
.contact-info-item h4 { margin: 0 0 2px; font-size: .95rem; }
.contact-info-item p { margin: 0; font-size: .9rem; }
.contact-tagline { font-style: italic; color: var(--blue); font-weight: 700; margin-top: 10px; }

.contact-form { display: grid; gap: 18px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; box-shadow: 0 16px 40px rgba(9,47,103,.08); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: .9rem; font-weight: 600; color: var(--navy); }
label.full { width: 100%; }
input, textarea, select {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: .95rem;
  font-family: inherit;
  resize: vertical;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--blue); }
.form-note { font-size: .8rem; color: var(--muted); margin: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #cdd9f8; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-about p { color: #b7c8ec; font-size: .9rem; }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-col a { color: #b7c8ec; font-size: .9rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 18px; text-align: center; font-size: .8rem; color: #8fa4d1; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-inner, .mission-grid, .diag-grid, .method-grid, .tech-grid, .contact-grid { grid-template-columns: 1fr; }
  .feature-grid, .icon-cards, .cert-list, .values-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-tagline { position: static; text-align: left; margin-top: 20px; }
  .steps-row { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .feature-grid, .icon-cards, .cert-list, .values-row, .form-row, .skills-row { grid-template-columns: 1fr; }
  .nav-cta-mobile {
    display: inline-flex;
    background: var(--green);
    color: #fff !important;
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 700;
    margin-top: 4px;
  }
}

@media (max-width: 480px) {
  .header-actions .btn-nav-cta { display: none; }
}