/* ============================================
   Concepto Español — rediseño
   Paleta: crema + tinta + terracota
   ============================================ */

:root {
  --cream: #FAF6F0;
  --cream-soft: #F2EBDF;
  --ink: #1B2A4E;
  --ink-soft: #4A5670;
  --terracotta: #D43A2F;
  --terracotta-dark: #B22B22;
  --blue: #3CABEB;
  --blue-soft: rgba(60, 171, 235, 0.55);
  --yellow: #F8D24A;
  --border: rgba(27, 42, 78, 0.12);

  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --max: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

/* Reset minimal */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.4rem, 2vw, 1.8rem); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terracotta);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--terracotta);
}

.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 36em;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ============================================
   Header
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 240, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.brand img { width: 40px; height: 40px; }

.nav { display: flex; align-items: center; gap: 2rem; }
.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--terracotta); }

.lang {
  display: flex;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.lang a.active { color: var(--terracotta); font-weight: 600; }

.nav-toggle { display: none; }

/* ============================================
   Hero
   ============================================ */
.hero {
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 5rem);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.hero h1 {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--terracotta);
}
.hero .lede { margin-bottom: 2rem; }
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-photo {
  position: relative;
}
.hero-photo::before {
  content: "";
  position: absolute;
  inset: 2% -10% 18% -10%;
  background: var(--blue-soft);
  border-radius: 50% 50% 48% 52% / 55% 50% 50% 45%;
  z-index: 0;
}
.hero-photo img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  -webkit-mask-image: linear-gradient(to bottom, #000 88%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 88%, transparent 100%);
}

.hero-marks {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--terracotta);
  opacity: 0.6;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.btn-primary {
  background: var(--terracotta);
  color: var(--cream);
}
.btn-primary:hover {
  background: var(--terracotta-dark);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.btn-ghost:hover {
  background: var(--ink);
  color: var(--cream);
}
.btn-arrow::after {
  content: "→";
  transition: transform 0.2s ease;
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ============================================
   Section base
   ============================================ */
section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}
.section-head {
  margin-bottom: clamp(2rem, 4vw, 4rem);
  max-width: 60ch;
}
.section-head h2 { margin-top: 1rem; }
.section-head .lede { margin-top: 1rem; }

/* ============================================
   Nosotras
   ============================================ */
.nosotras {
  border-top: 1px solid var(--border);
}
.nosotras-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.nosotras-text p {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin-bottom: 1.2rem;
}
.nosotras-text p:first-of-type::first-letter {
  font-family: var(--font-serif);
  font-size: 4rem;
  float: left;
  line-height: 0.85;
  margin: 0.3rem 0.6rem 0 0;
  color: var(--terracotta);
}
.nosotras-photo {
  position: relative;
}
.nosotras-photo::before {
  content: "";
  position: absolute;
  inset: -5% -5% 15% 15%;
  background: var(--yellow);
  opacity: 0.18;
  border-radius: 12px;
  z-index: 0;
}
.nosotras-photo img {
  position: relative;
  z-index: 1;
  border-radius: 8px;
}

/* ============================================
   Modalidades
   ============================================ */
.modalidades { background: var(--cream-soft); border-radius: 0; }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--cream);
  border-radius: 14px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(27, 42, 78, 0.18);
}
.card-photo {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--cream-soft);
}
.card-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.card:hover .card-photo img { transform: scale(1.04); }
.card-body {
  padding: 1.8rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.card-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--terracotta);
  margin-bottom: 1rem;
}
.card-body h3 {
  margin-bottom: 0.8rem;
}
.card-body p {
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
  flex-grow: 1;
}
.card-link {
  color: var(--terracotta);
  font-weight: 500;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s ease;
}
.card-link:hover { gap: 0.7rem; }

/* Featured card (B2B) */
.card-featured {
  background: var(--ink);
  color: var(--cream);
  border: none;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 2.5rem 3rem;
}
.card-featured .card-num { color: var(--yellow); }
.card-featured h3 { color: var(--cream); font-size: 2rem; }
.card-featured p { color: rgba(250, 246, 240, 0.75); margin-bottom: 0; max-width: 50ch; }
.card-featured .btn { white-space: nowrap; }

/* ============================================
   Profes
   ============================================ */
.profes {
  border-top: 1px solid var(--border);
}
.profes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}
.profe {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.profe-photo {
  aspect-ratio: 1 / 1;
  max-width: 320px;
  margin: 0 auto;
  background: var(--yellow);
  border-radius: 50%;
  overflow: hidden;
}
.profe-photo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center top;
  transform: scale(1.5) translateY(-8%);
  transform-origin: center top;
}
.profe-photo--up img {
  transform: scale(1.5) translateY(-10%);
}
.profe-body h3 {
  font-style: italic;
  margin-bottom: 0.3rem;
}
.profe-role {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--terracotta);
  margin-bottom: 1rem;
  display: block;
}
.profe-body p {
  color: var(--ink-soft);
}
.profe-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  color: var(--terracotta);
  font-weight: 500;
  font-size: 0.95rem;
  transition: gap 0.2s ease;
}
.profe-link:hover { gap: 0.7rem; }

/* ============================================
   Opiniones
   ============================================ */
.opiniones { background: var(--ink); color: var(--cream); }
.opiniones .eyebrow { color: var(--yellow); }
.opiniones .eyebrow::before { background: var(--yellow); }
.opiniones h2 { color: var(--cream); }
.opiniones .section-head .lede { color: rgba(250, 246, 240, 0.7); }

.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.testimonial {
  background: rgba(250, 246, 240, 0.06);
  border: 1px solid rgba(250, 246, 240, 0.12);
  border-radius: 12px;
  padding: 2rem;
}
.testimonial-stars {
  color: var(--yellow);
  font-size: 1rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.testimonial blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.45;
  margin: 0 0 1.5rem;
  color: var(--cream);
}
.testimonial cite {
  font-style: normal;
  font-size: 0.9rem;
  color: rgba(250, 246, 240, 0.65);
  font-weight: 500;
}
.opiniones-foot {
  margin-top: 3rem;
  text-align: center;
  font-size: 0.9rem;
  color: rgba(250, 246, 240, 0.7);
}
.opiniones-foot strong {
  color: var(--yellow);
  font-weight: 600;
}
.opiniones-cta {
  margin-top: 1.5rem;
  text-align: center;
}
.btn-yellow {
  background: var(--yellow);
  color: var(--ink);
}
.btn-yellow:hover {
  background: var(--cream);
  transform: translateY(-2px);
}

/* ============================================
   Empresas CTA strip (en home)
   ============================================ */
.empresas-cta {
  padding: clamp(4rem, 7vw, 6rem) 0;
}
.empresas-cta-inner {
  background: var(--terracotta);
  color: var(--cream);
  border-radius: 18px;
  padding: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
}
.empresas-cta h2 {
  color: var(--cream);
  margin-bottom: 1rem;
}
.empresas-cta p {
  color: rgba(250, 246, 240, 0.9);
  margin: 0;
  font-size: 1.1rem;
}
.empresas-cta .btn {
  background: var(--cream);
  color: var(--terracotta);
  justify-self: end;
}
.empresas-cta .btn:hover { background: var(--ink); color: var(--cream); }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--ink);
  color: var(--cream);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.site-footer h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 1.2rem;
}
.site-footer a {
  color: rgba(250, 246, 240, 0.8);
  display: block;
  padding: 0.3rem 0;
  transition: color 0.2s ease;
}
.site-footer a:hover { color: var(--cream); }
.footer-brand p {
  color: rgba(250, 246, 240, 0.7);
  max-width: 30ch;
}
.footer-brand .brand { color: var(--cream); margin-bottom: 1rem; }
.footer-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1.2rem;
}
.footer-socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(250, 246, 240, 0.25);
  padding: 0;
}
.footer-socials a:hover {
  background: var(--cream);
  color: var(--ink);
  border-color: var(--cream);
}
.footer-bottom {
  border-top: 1px solid rgba(250, 246, 240, 0.12);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(250, 246, 240, 0.5);
}

/* ============================================
   Empresas page specific
   ============================================ */
.empresas-page {
  background: var(--cream);
}
.empresas-page .site-header {
  background: var(--ink);
  border-bottom-color: rgba(250, 246, 240, 0.12);
}
.empresas-page .site-header .brand,
.empresas-page .site-header .nav a,
.empresas-page .site-header .lang a {
  color: var(--cream);
}
.empresas-page .site-header .nav a:hover { color: var(--yellow); }
.empresas-page .site-header .lang a.active { color: var(--yellow); }

.empresas-hero {
  background: var(--ink);
  color: var(--cream);
  padding: clamp(4rem, 9vw, 8rem) 0;
}
.empresas-hero .eyebrow { color: var(--yellow); }
.empresas-hero .eyebrow::before { background: var(--yellow); }
.empresas-hero h1 { color: var(--cream); margin: 1.5rem 0; }
.empresas-hero h1 em { color: var(--yellow); font-style: italic; }
.empresas-hero .lede { color: rgba(250, 246, 240, 0.8); font-size: 1.3rem; }
.empresas-hero-actions { margin-top: 2.5rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.empresas-hero .btn-primary { background: var(--yellow); color: var(--ink); }
.empresas-hero .btn-primary:hover { background: var(--cream); }
.empresas-hero .btn-ghost { color: var(--cream); border-color: var(--cream); }
.empresas-hero .btn-ghost:hover { background: var(--cream); color: var(--ink); }

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  padding: clamp(3rem, 5vw, 4rem) 0;
  border-bottom: 1px solid var(--border);
}
.metric { text-align: left; }
.metric-num {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--terracotta);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.metric-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}
.benefit {
  padding: 1.5rem 0;
  border-top: 2px solid var(--ink);
}
.benefit-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--terracotta);
  margin-bottom: 0.8rem;
}
.benefit h3 { margin-bottom: 0.6rem; font-size: 1.3rem; }
.benefit p { color: var(--ink-soft); margin: 0; }

.process {
  background: var(--cream-soft);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  position: relative;
}
.step {
  position: relative;
}
.step-num {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--terracotta);
  line-height: 1;
  margin-bottom: 1rem;
}
.step h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }
.step p { color: var(--ink-soft); margin: 0; font-size: 0.95rem; }

.empresas-final {
  background: var(--ink);
  color: var(--cream);
  text-align: center;
  padding: clamp(4rem, 8vw, 7rem) 0;
}
.empresas-final h2 { color: var(--cream); margin-bottom: 1rem; }
.empresas-final h2 em { color: var(--yellow); font-style: italic; }
.empresas-final p { color: rgba(250, 246, 240, 0.75); max-width: 50ch; margin: 0 auto 2.5rem; font-size: 1.15rem; }
.empresas-final .btn-primary { background: var(--yellow); color: var(--ink); }
.empresas-final .btn-primary:hover { background: var(--cream); }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 880px) {
  .header-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }
  .header-inner .lang { order: 1; font-size: 0.75rem; gap: 0.4rem; margin-left: 0.75rem; }
  .header-inner .brand {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }
  .header-inner .brand span { display: none; }
  .header-inner .brand img { width: 40px; height: 40px; }
  .header-inner .nav-toggle { order: 3; margin-right: 0.25rem; }

  .hero-grid,
  .nosotras-grid,
  .profes-grid,
  .empresas-cta-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .empresas-cta .btn { justify-self: start; }
  .card-featured {
    grid-template-columns: 1fr;
    padding: 2rem;
  }
  .nav { display: none; }
  .nav.open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cream);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem var(--gutter);
    gap: 1rem;
    border-bottom: 1px solid var(--border);
  }
  .empresas-page .nav.open { background: var(--ink); }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
  }
  .nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--ink);
  }
  .empresas-page .nav-toggle span { background: var(--cream); }
  .hero-marks { display: none; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
}