/* =============================================
   FUNDACIÓN MANOS AMIGAS ESAI
   styles.css — Hoja de estilos principal
   Paleta institucional extraída del logo:
     · Azul marino  #1E3A8A  → primario / CTAs
     · Amarillo oro #E8C830  → secundario / acentos
     · Blanco       #FFFFFF  → fondos / texto inv.
   ============================================= */

/* =============================================
   1. VARIABLES CSS
============================================= */
:root {
  /* Colores */
  --primary:         #1E3A8A;
  --primary-dark:    #162D6E;
  --primary-light:   #2D52C4;
  --secondary:       #E8C830;
  --secondary-dark:  #C9AC1A;
  --secondary-light: #F5E068;
  --accent-green:    #27AE60;
  --text-dark:       #1A2444;
  --text-gray:       #5A6475;
  --bg-light:        #F7F8FC;
  --bg-cream:        #FDFCF5;
  --white:           #FFFFFF;
  --border:          #E2E6F0;

  /* Sombras */
  --shadow-sm:  0 2px 8px  rgba(30, 58, 138, .10);
  --shadow-md:  0 6px 24px rgba(30, 58, 138, .14);
  --shadow-lg:  0 16px 48px rgba(30, 58, 138, .18);

  /* Bordes */
  --radius:    12px;
  --radius-lg: 20px;

  /* Transición */
  --transition: .3s ease;
}

/* =============================================
   2. RESET & BASE
============================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Lato', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img  { max-width: 100%; display: block; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }
h1, h2, h3, h4 { font-family: 'Poppins', sans-serif; line-height: 1.25; }

/* =============================================
   3. UTILIDADES GLOBALES
============================================= */
.container {
  width: 90%;
  max-width: 1180px;
  margin: 0 auto;
}

/* Etiqueta de sección */
.section-tag {
  display: inline-block;
  background: var(--secondary);
  color: var(--primary-dark);
  font-family: 'Poppins', sans-serif;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .3rem .9rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  color: var(--primary);
  margin-bottom: .75rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-gray);
  max-width: 600px;
}

.section-header             { margin-bottom: 3rem; }
.section-header.centered    { text-align: center; }
.section-header.centered .section-subtitle { margin: 0 auto; }

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: 50px;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--secondary);
  color: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(232, 200, 48, .4);
}
.btn-primary:hover {
  background: var(--secondary-dark);
  box-shadow: 0 6px 20px rgba(232, 200, 48, .5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}
.btn-outline:hover { background: var(--white); color: var(--primary); }

.btn-solid {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-solid:hover { background: var(--primary-dark); box-shadow: var(--shadow-md); }

/* Animación fade-in controlada por JS (IntersectionObserver) */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-in.visible      { opacity: 1; transform: translateY(0); }
.fade-in-delay-1      { transition-delay: .1s; }
.fade-in-delay-2      { transition-delay: .2s; }
.fade-in-delay-3      { transition-delay: .3s; }

/* =============================================
   4. NAVBAR
============================================= */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
}

/* assets/img/logo-manos-amigas.jpg */
.nav-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-family: 'Poppins', sans-serif;
  font-size: .88rem;
  font-weight: 600;
  color: var(--text-dark);
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--secondary);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-links a:hover          { color: var(--primary); }
.nav-links a:hover::after   { width: 100%; }

.nav-cta { margin-left: 1rem; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* =============================================
   5. HERO
============================================= */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--primary-dark);
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  /* assets/img/hero-control-calidad.jpg */
  background-image: url('../assets/img/hero-control-calidad.jpg');
  background-size: cover;
  background-position: center 30%;
  filter: brightness(.35) saturate(.8);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(30, 58, 138, .85) 0%,
    rgba(22, 45, 110, .60) 50%,
    rgba(30, 58, 138, .30) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 700px;
  padding: 4rem 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(232, 200, 48, .2);
  border: 1px solid rgba(232, 200, 48, .5);
  color: var(--secondary-light);
  font-family: 'Poppins', sans-serif;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--white);
}
.hero-title em { font-style: normal; color: var(--secondary); }

.hero-desc {
  font-size: 1.1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .85);
  margin-bottom: 2.5rem;
  max-width: 560px;
}

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

.hero-stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, .2);
}

.hero-stat-item .num {
  font-family: 'Poppins', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--secondary);
  display: block;
}
.hero-stat-item .label {
  font-size: .82rem;
  color: rgba(255, 255, 255, .7);
  text-transform: uppercase;
  letter-spacing: .08em;
}

/* Flecha scroll */
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  color: rgba(255, 255, 255, .5);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.hero-scroll .arrow {
  width: 28px; height: 28px;
  border: 2px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* =============================================
   6. MISIÓN / VISIÓN / OBJETIVO
============================================= */
#mision {
  padding: 6rem 0;
  background: var(--bg-cream);
}

.mvv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.mvv-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.mvv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.mvv-card.card-mision::before   { background: var(--primary); }
.mvv-card.card-vision::before   { background: var(--secondary); }
.mvv-card.card-objetivo::before { background: var(--accent-green); }
.mvv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.mvv-icon {
  width: 58px; height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}
.card-mision   .mvv-icon { background: rgba(30, 58, 138, .10); }
.card-vision   .mvv-icon { background: rgba(232, 200, 48, .15); }
.card-objetivo .mvv-icon { background: rgba(39, 174, 96, .12); }

.mvv-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: .75rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.mvv-card p { font-size: .97rem; color: var(--text-gray); line-height: 1.75; }

/* =============================================
   7. PROGRAMAS
============================================= */
#programas {
  padding: 6rem 0;
  background: var(--white);
}

.programas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
  margin-top: 3rem;
}

.programa-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  background: var(--white);
  transition: transform var(--transition), box-shadow var(--transition);
}
.programa-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }

.programa-thumb {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.programa-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.programa-card:hover .programa-thumb img { transform: scale(1.06); }

.programa-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 58, 138, .7) 0%, transparent 60%);
}

.programa-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--secondary);
  color: var(--primary-dark);
  font-family: 'Poppins', sans-serif;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .65rem;
  border-radius: 50px;
}

.programa-body { padding: 1.5rem; }
.programa-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: .5rem;
}
.programa-body p { font-size: .88rem; color: var(--text-gray); line-height: 1.65; }

/* =============================================
   8. GALERÍA
============================================= */
#galeria {
  padding: 6rem 0;
  background: var(--bg-light);
}

.galeria-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}
.galeria-item:nth-child(1) { grid-column: span 2; }

.galeria-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--primary-dark);
}
.galeria-item img {
  width: 100%; height: 240px;
  object-fit: cover;
  transition: transform .5s ease, filter .4s ease;
  filter: brightness(.9);
}
.galeria-item:nth-child(1) img { height: 340px; }
.galeria-item:hover img { transform: scale(1.07); filter: brightness(.6); }

.galeria-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(30, 58, 138, .9) 0%, transparent 100%);
  color: var(--white);
  padding: 1.5rem 1rem .9rem;
  transform: translateY(100%);
  transition: transform var(--transition);
}
.galeria-item:hover .galeria-caption { transform: translateY(0); }

.galeria-caption h4 {
  font-size: .88rem;
  font-weight: 700;
  margin-bottom: .25rem;
  color: var(--secondary-light);
}
.galeria-caption p { font-size: .78rem; line-height: 1.5; color: rgba(255, 255, 255, .85); }

.galeria-num {
  position: absolute;
  top: .75rem; right: .75rem;
  background: var(--secondary);
  color: var(--primary-dark);
  font-family: 'Poppins', sans-serif;
  font-size: .72rem;
  font-weight: 700;
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =============================================
   9. CIFRAS DE IMPACTO
============================================= */
#impacto {
  padding: 6rem 0;
  background: var(--primary);
  position: relative;
  overflow: hidden;
}
#impacto::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: rgba(232, 200, 48, .08);
}
#impacto::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .05);
}

.impacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.impacto-text              { color: var(--white); }
.impacto-text .section-tag { background: rgba(232, 200, 48, .9); }
.impacto-text .section-title    { color: var(--white); }
.impacto-text .section-subtitle { color: rgba(255, 255, 255, .75); }

.impacto-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: background var(--transition);
}
.stat-card:hover { background: rgba(255, 255, 255, .14); }

.stat-card .stat-num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--secondary);
  display: block;
  line-height: 1;
  margin-bottom: .35rem;
}
.stat-card .stat-label {
  font-size: .82rem;
  color: rgba(255, 255, 255, .7);
  text-transform: uppercase;
  letter-spacing: .07em;
}

/* =============================================
   10. ÚNETE
============================================= */
#unete {
  padding: 6rem 0;
  background: var(--bg-cream);
}

.unete-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.unete-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.unete-image img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  object-position: center top;
}

.unete-image-badge {
  position: absolute;
  bottom: 1.5rem; left: 1.5rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: .9rem 1.25rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  box-shadow: var(--shadow-md);
}
.unete-image-badge .icon { font-size: 1.5rem; }
.unete-image-badge .text {
  font-family: 'Poppins', sans-serif;
  font-size: .8rem;
  font-weight: 700;
  color: var(--primary);
}

.unete-content p { color: var(--text-gray); font-size: 1rem; margin-bottom: 1.5rem; line-height: 1.75; }

.formas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.forma-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem;
  border-left: 3px solid var(--secondary);
  box-shadow: var(--shadow-sm);
}
.forma-item .ficon { font-size: 1.3rem; margin-top: .1rem; }
.forma-item h4 { font-size: .88rem; font-weight: 700; color: var(--primary); margin-bottom: .2rem; }
.forma-item p  { font-size: .8rem; color: var(--text-gray); line-height: 1.5; }

/* =============================================
   11. TRANSPARENCIA Y RENDICIÓN DE CUENTAS
============================================= */
#transparencia {
  padding: 6rem 0;
  background: var(--white);
  border-top: 4px solid var(--secondary);
}

/* Encabezado con sello institucional */
.transparencia-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.transparencia-header .header-text { flex: 1; min-width: 260px; }

.transparencia-aviso {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  background: rgba(30, 58, 138, .05);
  border: 1px solid rgba(30, 58, 138, .15);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  max-width: 380px;
  flex-shrink: 0;
}
.transparencia-aviso .aviso-icon { font-size: 1.4rem; margin-top: .05rem; }
.transparencia-aviso p {
  font-size: .82rem;
  color: var(--text-gray);
  line-height: 1.6;
}
.transparencia-aviso strong { color: var(--primary); }

/* Cuadrícula de documentos */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* Tarjeta de documento */
.doc-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.doc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

/* Barra de color superior según tipo */
.doc-card::before {
  content: '';
  display: block;
  height: 4px;
  background: var(--primary);
}
.doc-card.doc-financiero::before   { background: var(--accent-green); }
.doc-card.doc-legal::before        { background: #8B5CF6; }
.doc-card.doc-social::before       { background: var(--secondary-dark); }
.doc-card.doc-politica::before     { background: #0EA5E9; }

.doc-card-body {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  flex: 1;
}

/* Ícono de PDF */
.doc-icon-wrap {
  flex-shrink: 0;
  width: 52px; height: 60px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.doc-icon-wrap::after {
  content: 'PDF';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: #E53E3E;
  color: var(--white);
  font-family: 'Poppins', sans-serif;
  font-size: .55rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-align: center;
  padding: 2px 0;
}
.doc-icon-wrap svg {
  width: 28px;
  height: 28px;
  color: #E53E3E;
  margin-bottom: 4px;
}

.doc-info { flex: 1; }
.doc-year {
  display: inline-block;
  font-family: 'Poppins', sans-serif;
  font-size: .68rem;
  font-weight: 700;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .3rem;
}
.doc-info h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: .35rem;
  line-height: 1.35;
}
.doc-info p { font-size: .8rem; color: var(--text-gray); line-height: 1.55; }

/* Footer de la tarjeta: metadatos + botón */
.doc-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 1.5rem;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, .6);
  gap: .75rem;
  flex-wrap: wrap;
}

.doc-meta {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .75rem;
  color: var(--text-gray);
}
.doc-meta span:first-child { font-size: .9rem; }

/* Botón de descarga / visualización */
.btn-doc {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1.1rem;
  border-radius: 50px;
  font-family: 'Poppins', sans-serif;
  font-size: .78rem;
  font-weight: 700;
  background: var(--primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-doc:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-doc svg   { width: 13px; height: 13px; }

/* Nota de pie en sección transparencia */
.transparencia-nota {
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-cream);
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .82rem;
  color: var(--text-gray);
}
.transparencia-nota .nota-icon { font-size: 1.2rem; flex-shrink: 0; }

/* =============================================
   12. CONTACTO
============================================= */
#contacto {
  padding: 6rem 0;
  background: var(--bg-light);
}

.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: start;
}

.contacto-info h3 { font-size: 1.3rem; color: var(--primary); margin-bottom: 1.25rem; }
.contacto-info p  { color: var(--text-gray); margin-bottom: 2rem; line-height: 1.75; }

.contact-items { display: flex; flex-direction: column; gap: 1rem; }

.contact-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--text-dark);
  font-size: .95rem;
}
.contact-item .cicon {
  width: 42px; height: 42px;
  background: rgba(30, 58, 138, .08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contacto-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-family: 'Poppins', sans-serif;
  font-size: .82rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: .4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'Lato', sans-serif;
  font-size: .95rem;
  color: var(--text-dark);
  background: var(--white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(45, 82, 196, .10);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-submit { width: 100%; justify-content: center; font-size: 1rem; padding: 1rem; }

/* =============================================
   13. FOOTER
============================================= */
#footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, .75);
  padding: 4rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand img {
  height: 60px;
  filter: brightness(0) invert(1);
  margin-bottom: 1rem;
}
.footer-brand p {
  font-size: .88rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, .6);
}

.social-links { display: flex; gap: .75rem; }
.social-link {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: background var(--transition);
  color: var(--white);
}
.social-link:hover { background: var(--secondary); color: var(--primary-dark); }

.footer-col h4 {
  font-family: 'Poppins', sans-serif;
  font-size: .88rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 1.25rem;
}
.footer-col ul li { margin-bottom: .6rem; }
.footer-col ul li a {
  font-size: .88rem;
  color: rgba(255, 255, 255, .6);
  transition: color var(--transition), padding-left var(--transition);
  display: inline-block;
}
.footer-col ul li a:hover { color: var(--secondary); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  margin-bottom: .8rem;
  font-size: .88rem;
  color: rgba(255, 255, 255, .6);
}
.footer-contact-item span:first-child { font-size: 1rem; margin-top: .1rem; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8rem;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer-bottom a { color: var(--secondary); }

/* =============================================
   14. RESPONSIVE
============================================= */
@media (max-width: 1024px) {
  .galeria-grid { grid-template-columns: repeat(2, 1fr); }
  .galeria-item:nth-child(1) { grid-column: span 2; }
  .impacto-inner  { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid    { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  /* Navbar mobile */
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    padding: 1.5rem 2rem;
    box-shadow: var(--shadow-md);
    gap: 1.25rem;
  }
  .nav-links.open  { display: flex; }
  .nav-cta         { display: none; }
  .nav-toggle      { display: flex; }

  /* Secciones a una columna */
  .unete-inner     { grid-template-columns: 1fr; }
  .contacto-inner  { grid-template-columns: 1fr; }
  .form-row        { grid-template-columns: 1fr; }
  .formas-grid     { grid-template-columns: 1fr; }
  .impacto-stats   { grid-template-columns: 1fr 1fr; }
  .footer-grid     { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom   { flex-direction: column; text-align: center; }

  /* Transparencia */
  .transparencia-header { flex-direction: column; }
  .transparencia-aviso  { max-width: 100%; }
  .docs-grid            { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .galeria-grid { grid-template-columns: 1fr; }
  .galeria-item:nth-child(1) { grid-column: span 1; }
  .galeria-item img           { height: 220px; }
  .galeria-item:nth-child(1) img { height: 260px; }
  .hero-stats    { gap: 1.5rem; }
  .impacto-stats { grid-template-columns: 1fr; }
}