/* =============================================
   CIRCULARYS · Styles
   Paleta: verde bosque + crema + carbón
   ============================================= */

/* --- TOKENS --- */
:root {
  --green-deep:    #1A5260;
  --green-mid:     #2E8A9C;
  --green-light:   #88C4D0;
  --green-pale:    #DFF2F6;
  --cream:         #F2F8FA;
  --charcoal:      #1E1E1E;
  --charcoal-soft: #3A3A3A;
  --text-muted:    #6B7280;
  --white:         #FFFFFF;
  --border:        #D8DDD4;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.09);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12);

  --transition: 200ms ease;
  --max-w: 1120px;
  --nav-h: 68px;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
textarea, input { font: inherit; }

/* --- LAYOUT --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3 { font-family: var(--font-serif); line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 500; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.8rem); font-weight: 500; }
h3 { font-size: 1.15rem; font-weight: 600; font-family: var(--font-sans); }

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: .75rem;
}
.section-label.light { color: var(--green-light); }

.section-intro {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 56ch;
  margin-top: .75rem;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--green-deep);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--green-mid);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.45);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.7);
}
.btn-full { width: 100%; justify-content: center; }

/* =============================================
   NAVIGATION
   ============================================= */
.nav-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.nav-header.scrolled { box-shadow: var(--shadow-md); }

.nav-container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo-img {
  height: 58px;
  width: auto;
  display: block;
  mix-blend-mode: multiply;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-link {
  font-size: .9rem;
  font-weight: 500;
  color: var(--charcoal-soft);
  transition: color var(--transition);
}
.nav-link:hover { color: var(--green-deep); }
.nav-link.nav-cta {
  background: var(--green-deep);
  color: var(--white);
  padding: .45rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav-link.nav-cta:hover { background: var(--green-mid); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .4rem;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100svh;
  background: var(--green-deep);
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  padding-inline: 1.25rem;
  position: relative;
  overflow: hidden;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin-inline: auto;
  width: 100%;
  padding-block: 5rem 4rem;
}
.hero-eyebrow {
  font-size: .8rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--green-light);
  font-weight: 500;
  margin-bottom: 1.25rem;
}
.hero-headline {
  color: var(--white);
  font-weight: 400;
  margin-bottom: 1.5rem;
}
.hero-headline em {
  font-style: normal;
  color: var(--green-light);
}
.hero-subheadline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.88);
  max-width: 52ch;
  margin-bottom: 2.5rem;
}
.desktop-br { display: none; }
@media (min-width: 768px) { .desktop-br { display: inline; } }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Hero keywords */
.hero-keywords {
  font-size: .85rem;
  font-weight: 500;
  color: #C4922A;
  letter-spacing: .02em;
  margin-bottom: 2rem;
  line-height: 1.8;
}

/* ISO graphic */
.hero-graphic {
  position: absolute;
  right: -12%;
  top: 50%;
  transform: translateY(-50%);
  width: min(560px, 52vw);
  aspect-ratio: 1;
  pointer-events: none;
  z-index: 1;
}
.hero-iso {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: .18;
}

/* =============================================
   VALUES
   ============================================= */
.values {
  background: var(--cream);
  padding-block: 6rem;
}
.values-intro {
  max-width: 60ch;
  margin-bottom: 3.5rem;
}
.values-intro h2 { margin-bottom: .75rem; }
.values-intro p { color: var(--text-muted); font-size: 1.05rem; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.value-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.value-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.value-icon {
  color: var(--green-mid);
  margin-bottom: 1rem;
}
.value-card h3 { margin-bottom: .5rem; color: var(--green-deep); }
.value-card p { font-size: .92rem; color: var(--text-muted); line-height: 1.6; }

/* =============================================
   SERVICES
   ============================================= */
.services {
  background: var(--charcoal);
  padding-block: 6rem;
  color: var(--white);
}
.services h2 { color: var(--white); margin-bottom: .5rem; }
.services .section-intro { color: rgba(255,255,255,.6); }

.services-list {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.service-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 1.5rem;
  padding-block: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background var(--transition);
}
.service-item:last-child { border-bottom: none; }
.service-item:hover { background: rgba(255,255,255,.02); }

.service-number {
  font-size: 2rem;
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--green-light);
  opacity: .6;
  line-height: 1;
  padding-top: .2rem;
}
.service-content h3 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: .6rem;
}
.service-content p {
  font-size: .93rem;
  color: rgba(255,255,255,.82);
  max-width: 64ch;
  line-height: 1.7;
}
.service-content strong { color: var(--green-light); font-weight: 500; }

/* =============================================
   PROGRAMS
   ============================================= */
.programs {
  background: var(--green-deep);
  padding-block: 6rem;
  color: var(--white);
  border-top: 1px solid rgba(255,255,255,.08);
}
.programs h2 { color: var(--white); margin-bottom: .5rem; }
.programs .section-intro { color: rgba(255,255,255,.6); }

.programs-list {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.program-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  transition: background var(--transition);
}
.program-card:hover { background: rgba(255,255,255,.1); }
.program-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #C4922A;
  font-family: var(--font-sans);
  margin-bottom: .75rem;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.program-subtitle {
  font-weight: 400;
  color: rgba(255,255,255,.7);
  text-transform: none;
  letter-spacing: 0;
  font-size: .9rem;
}
.program-card p {
  font-size: .92rem;
  color: rgba(255,255,255,.82);
  line-height: 1.7;
}
.program-card strong { color: var(--green-light); font-weight: 500; }

/* =============================================
   TEAM
   ============================================= */
.team {
  background: var(--white);
  padding-block: 6rem;
}
.team h2 { margin-bottom: .5rem; }
.team-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.75rem;
}
.team-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 1.1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.team-photo {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--white);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.team-iso {
  width: 90%;
  height: 90%;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.team-info { flex: 1; }
.team-info h3 {
  font-size: .95rem;
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.3;
}
.team-role {
  font-size: .78rem;
  color: var(--green-mid);
  font-weight: 600;
  margin-top: .2rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.team-bio {
  font-size: .82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: .6rem;
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
  background: var(--green-deep);
  padding-block: 6rem;
  color: var(--white);
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-text h2 { color: var(--white); margin-bottom: 1rem; }
.contact-text p { color: rgba(255,255,255,.88); font-size: 1rem; margin-bottom: 2rem; }

.contact-links {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: var(--green-light);
  font-size: .95rem;
  font-weight: 500;
  transition: color var(--transition);
}
.contact-link:hover { color: var(--white); }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.form-group label {
  font-size: .82rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  letter-spacing: .03em;
}
.form-group input,
.form-group textarea {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  color: var(--white);
  padding: .75rem 1rem;
  font-size: .93rem;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.35); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--green-light);
  background: rgba(255,255,255,.12);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--charcoal);
  color: rgba(255,255,255,.55);
  padding-block: 2.5rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.footer-wordmark {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: rgba(255,255,255,.8);
  line-height: 1;
}
.footer-tagline {
  font-size: .75rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .04em;
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-nav a {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }

.footer-copy { font-size: .8rem; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 900px) {
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem 1.25rem 2rem;
    gap: .25rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 300ms ease, opacity 300ms ease;
    pointer-events: none;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-link {
    padding: .85rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }
  .nav-link:hover { background: var(--green-pale); }
  .nav-link.nav-cta {
    margin-top: .5rem;
    text-align: center;
    padding: .85rem;
  }

  /* Hero */
  .hero-graphic { display: none; }
  .hero-content { padding-block: 4rem 3rem; }

  /* Values */
  .values-grid { grid-template-columns: 1fr; }

  /* Services */
  .service-item { grid-template-columns: 48px 1fr; gap: 1rem; }
  .service-number { font-size: 1.5rem; }

  /* Team — 1 columna en mobile para que las cards no se corten */
  .team-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .footer-nav { gap: 1rem; }
}

@media (max-width: 420px) {
  .team-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
}

/* =============================================
   ACCESSIBILITY
   ============================================= */
:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
  border-radius: 3px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}