/* =============================================
   Zoológico Nacional Vida Silvestre
   Hoja de estilos principal
   ============================================= */

:root {
  --primary:       #1b5e20;
  --primary-light: #2e7d32;
  --secondary:     #f57f17;
  --accent:        #006064;
  --light-green:   #e8f5e9;
  --white:         #ffffff;
  --gray-light:    #f5f5f5;
  --gray:          #757575;
  --dark:          #212121;
  --shadow:        0 4px 20px rgba(0,0,0,0.10);
  --shadow-hover:  0 8px 30px rgba(0,0,0,0.18);
  --radius:        12px;
  --transition:    all 0.3s ease;
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--dark);
  background: #fafafa;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ── Tipografía ── */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
.section-title {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}
.section-subtitle {
  text-align: center;
  color: var(--gray);
  font-size: 1.05rem;
  margin-bottom: 3rem;
}

/* ── Header / Navegación ── */
header {
  background: var(--primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
}
.logo-icon { font-size: 2rem; }
.nav-links { list-style: none; display: flex; gap: 1.5rem; }
.nav-links a {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: white;
  background: rgba(255,255,255,0.18);
}

/* ── Botones ── */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}
.btn-primary { background: var(--secondary); color: white; }
.btn-primary:hover {
  background: #e65100;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,127,23,0.4);
}
.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}
.btn-secondary:hover { background: white; color: var(--primary); }
.btn-white { background: white; color: var(--secondary); font-weight: 700; }
.btn-white:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, #1b5e20 0%, #388e3c 55%, #1b5e20 100%);
  color: white;
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
}
.hero-content { position: relative; max-width: 820px; margin: 0 auto; }
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  padding: 0.4rem 1.3rem;
  border-radius: 50px;
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(255,255,255,0.35);
}
.hero h1 { font-size: 3.5rem; margin-bottom: 1.2rem; text-shadow: 0 2px 10px rgba(0,0,0,0.2); }
.hero p { font-size: 1.2rem; opacity: 0.9; margin-bottom: 2.5rem; max-width: 580px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── Stats Bar ── */
.stats-section { background: var(--primary); padding: 2.5rem 2rem; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  color: white;
}
.stat-number { font-size: 2.5rem; font-weight: 700; color: var(--secondary); }
.stat-label  { font-size: 0.9rem; opacity: 0.82; margin-top: 0.2rem; }

/* ── Layout genérico ── */
section { padding: 5rem 2rem; }
.container { max-width: 1200px; margin: 0 auto; }
.bg-light { background: var(--light-green); }
.text-center { text-align: center; }
.mt-4 { margin-top: 4rem; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* ── Tarjetas de Highlights (inicio) ── */
.highlight-card {
  background: white;
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.8rem;
}
.highlight-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.highlight-icon {
  width: 72px; height: 72px;
  background: var(--light-green);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem;
}
.highlight-card h3 { color: var(--primary); font-size: 1.1rem; }
.highlight-card p  { color: var(--gray); font-size: 0.88rem; }

/* ── Tarjetas de Animales ── */
.animal-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.animal-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }

.animal-emoji-container {
  height: 175px;
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem;
  background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
}
.animal-card.aves      .animal-emoji-container { background: linear-gradient(135deg, #e3f2fd, #bbdefb); }
.animal-card.reptiles  .animal-emoji-container { background: linear-gradient(135deg, #fff8e1, #ffecb3); }
.animal-card.acuaticos .animal-emoji-container { background: linear-gradient(135deg, #e0f7fa, #b2ebf2); }

.animal-info { padding: 1.4rem; }
.animal-info h3 { font-size: 1.1rem; color: var(--primary); margin-bottom: 0.4rem; }
.animal-tag {
  display: inline-block;
  background: var(--light-green);
  color: var(--primary);
  font-size: 0.73rem;
  padding: 0.2rem 0.7rem;
  border-radius: 50px;
  margin-bottom: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.animal-info p { color: var(--gray); font-size: 0.88rem; margin-bottom: 0.9rem; }
.animal-details { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem; font-size: 0.8rem; color: var(--gray); }
.animal-detail strong { color: var(--dark); }

/* ── Encabezado de categoría ── */
.category-header {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1.8rem;
  padding-bottom: 0.8rem;
  border-bottom: 3px solid var(--primary);
}
.category-header h2 { font-size: 1.7rem; color: var(--primary); }
.category-icon { font-size: 2.4rem; }

/* ── Tarjetas de Servicios ── */
.service-card {
  background: white;
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
  border-top: 4px solid var(--primary);
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-top-color: var(--secondary); }
.service-icon { font-size: 2.8rem; margin-bottom: 1rem; }
.service-card h3 { color: var(--primary); margin-bottom: 0.7rem; font-size: 1.1rem; }
.service-card p  { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }

/* ── Tabla de horarios ── */
.schedule-table { width: 100%; border-collapse: collapse; background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.schedule-table th { background: var(--primary); color: white; padding: 1rem 1.5rem; text-align: left; font-size: 0.9rem; }
.schedule-table td { padding: 0.9rem 1.5rem; border-bottom: 1px solid #f0f0f0; font-size: 0.88rem; }
.schedule-table tr:last-child td { border-bottom: none; }
.schedule-table tr:hover td { background: var(--light-green); }

/* ── Pricing ── */
.pricing-section { background: var(--light-green); }
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
.price-card {
  background: white; border-radius: var(--radius); padding: 2.5rem 2rem;
  text-align: center; box-shadow: var(--shadow); transition: var(--transition);
}
.price-card.featured { background: var(--primary); color: white; transform: scale(1.05); }
.price-card h3 { font-size: 1.25rem; margin-bottom: 1rem; }
.price-amount { font-size: 3rem; font-weight: 700; color: var(--secondary); }
.price-period { font-size: 0.88rem; opacity: 0.7; margin-bottom: 1.5rem; }
.price-features { list-style: none; margin-bottom: 2rem; text-align: left; }
.price-features li { padding: 0.5rem 0; border-bottom: 1px solid rgba(0,0,0,0.06); display: flex; gap: 0.5rem; font-size: 0.88rem; }
.price-features li::before { content: '✓'; color: var(--secondary); font-weight: 700; }

/* ── Educación ── */
.edu-card {
  background: white; border-radius: var(--radius); padding: 2rem;
  box-shadow: var(--shadow); border-left: 5px solid var(--primary);
  transition: var(--transition);
}
.edu-card:hover { transform: translateX(5px); border-left-color: var(--secondary); }
.edu-icon { font-size: 2.4rem; margin-bottom: 0.8rem; }
.edu-card h3 { color: var(--primary); margin-bottom: 0.7rem; }
.edu-card p  { color: var(--gray); font-size: 0.9rem; line-height: 1.7; }

.fact-card {
  background: var(--primary); color: white;
  border-radius: var(--radius); padding: 1.5rem;
  text-align: center; transition: var(--transition);
}
.fact-card:hover { background: var(--secondary); transform: scale(1.04); }
.fact-emoji { font-size: 2.4rem; margin-bottom: 0.7rem; }
.fact-card p  { font-size: 0.87rem; opacity: 0.92; line-height: 1.5; }
.fact-card strong { display: block; font-size: 1rem; margin-bottom: 0.3rem; }

/* ── Contacto ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.contact-form { background: white; border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); }
.contact-form h2 { color: var(--primary); margin-bottom: 1.5rem; font-size: 1.5rem; }
.form-group { margin-bottom: 1.3rem; }
.form-group label { display: block; font-weight: 600; margin-bottom: 0.45rem; color: var(--dark); font-size: 0.92rem; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 0.8rem 1rem;
  border: 2px solid #e0e0e0; border-radius: 8px;
  font-size: 0.95rem; transition: var(--transition); font-family: inherit;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,94,32,0.1);
}
.form-group textarea { height: 130px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.contact-info { display: flex; flex-direction: column; gap: 1.4rem; }
.info-block { background: white; border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.info-block h3 { color: var(--primary); margin-bottom: 1rem; font-size: 1.1rem; display: flex; align-items: center; gap: 0.5rem; }
.info-item { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 0.8rem; }
.info-icon {
  width: 40px; height: 40px; background: var(--light-green);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.info-text h4 { color: var(--primary-light); margin-bottom: 0.2rem; font-size: 0.9rem; }
.info-text p  { color: var(--gray); font-size: 0.85rem; }

.social-links { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.social-link {
  display: flex; align-items: center; gap: 0.5rem;
  background: var(--primary); color: white;
  padding: 0.55rem 1.1rem; border-radius: 50px; font-size: 0.85rem;
  transition: var(--transition);
}
.social-link:hover { background: var(--secondary); transform: translateY(-2px); }

.map-container { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }

/* ── Banner de página interior ── */
.page-banner {
  background: linear-gradient(135deg, var(--primary), #388e3c);
  color: white; padding: 4rem 2rem; text-align: center;
}
.page-banner h1 { font-size: 2.6rem; margin-bottom: 0.8rem; }
.page-banner p  { font-size: 1.05rem; opacity: 0.85; }

.breadcrumb { background: var(--gray-light); padding: 0.7rem 2rem; }
.breadcrumb-inner { max-width: 1200px; margin: 0 auto; font-size: 0.88rem; color: var(--gray); }
.breadcrumb-inner a { color: var(--primary); }

/* ── CTA Section ── */
.cta-section {
  background: linear-gradient(135deg, var(--secondary), #e65100);
  color: white; text-align: center; padding: 5rem 2rem;
}
.cta-section h2 { font-size: 2.4rem; margin-bottom: 1rem; }
.cta-section p  { font-size: 1.05rem; opacity: 0.9; margin-bottom: 2rem; }

/* ── Footer ── */
footer { background: #1a1a1a; color: rgba(255,255,255,0.75); padding: 4rem 2rem 2rem; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem;
  max-width: 1200px; margin: 0 auto;
  padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; opacity: 0.65; }
.footer-col h4 { color: white; margin-bottom: 1.1rem; font-size: 0.95rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.55rem; }
.footer-col ul li a { opacity: 0.65; font-size: 0.88rem; transition: var(--transition); }
.footer-col ul li a:hover { opacity: 1; color: var(--secondary); }
.footer-bottom {
  max-width: 1200px; margin: 2rem auto 0;
  text-align: center; font-size: 0.82rem; opacity: 0.45;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4      { grid-template-columns: repeat(2, 1fr); }
  .stats-grid  { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero h1       { font-size: 2.2rem; }
  .grid-3        { grid-template-columns: 1fr; }
  .grid-2        { grid-template-columns: 1fr; }
  .pricing-grid  { grid-template-columns: 1fr; }
  .price-card.featured { transform: none; }
  .contact-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; }
  .nav-links     { display: none; }
  .section-title { font-size: 1.8rem; }
  .form-row      { grid-template-columns: 1fr; }
}