/* ===================== RESET ===================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: "Lato", sans-serif;
  background: #f7f7f7;
  color: #111;
}

/* ===================== CONTAINERS ===================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ===================== HEADER ===================== */
.header {
  background: rgba(255, 255, 255, 0.95);
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid #eee;
}
.logo {
  font-weight: 700;
  font-size: 1.3rem;
  text-decoration: none;
  color: #111;
  padding: 14px 0;
  display: inline-block;
}
.menu a {
  color: #111;
  text-decoration: none;
  margin-left: 18px;
  font-weight: 500;
}
.hamburguesa {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  cursor: pointer;
  color: #111;
}

/* ===================== HERO HISTORIA ===================== */
.hero-historia {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url("../images/hero-historia.png") center/cover no-repeat;
}
.hero-historia .overlay {
  position: absolute;
  inset: 0;
  background: rgba(51, 51, 51, 0.6);
  z-index: 1;
}
.hero-historia .hero-contenido {
  position: relative;
  z-index: 2;
  color: #fff;
  max-width: 800px;
  padding: 0 20px; 
}
.hero-historia h1 {
  font-size: clamp(30px, 4.5vw, 48px);
  margin-bottom: 12px;
}
.hero-historia p {
  font-size: 1.1rem;
}

/* ===================== RESUMEN CORPORATIVO ===================== */
.resumen-corporativo {
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.resumen-corporativo h2 {
  text-align: center;
  margin-bottom: 28px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}
.resumen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.resumen-card {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s;
}
.resumen-card:hover {
  transform: translateY(-6px);
}
.resumen-card h3 {
  margin-bottom: 10px;
  color: #111;
}

/* ===================== TIMELINE ===================== */
.timeline-section {
  padding: 40px 20px;
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}
.timeline-section h2 {
  margin-bottom: 28px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}
.timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  gap: 10px;
  padding: 20px 0;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 5%;
  right: 5%;
  top: 50%;
  height: 4px;
  background: #222;
  opacity: 0.08;
  transform: translateY(-50%);
  z-index: 0;
}
.hito {
  position: relative;
  z-index: 2;
  width: 22%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.punto {
  width: 14px;
  height: 14px;
  background: #111;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.hito time {
  margin-top: 8px;
  font-weight: bold;
  transition: opacity 0.3s ease;
}
.burbuja {
  position: absolute;
  top: 140%;
  left: 50%;
  transform: translateX(-50%) scale(0.9);
  background: #fff;
  width: 180px;
  border-radius: 8px;
  padding: 14px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transition: all 0.25s ease;
  text-align: center;
  pointer-events: none;
}
.burbuja img {
  width: 100%;
  height: 90px;
  object-fit: cover;
  border-radius: 6px;
  display: block;
  margin-bottom: 6px;
}
.burbuja p {
  margin-top: 5px;
}
.hito:hover .burbuja {
  opacity: 1;
  transform: translateX(-50%) scale(1);
  pointer-events: auto;
}
.hito:hover time {
  opacity: 0;
}

/* MOMENTOS */
.momentos {
  padding: 60px 20px;
  background: #fafafa;
}
.momentos h2 {
  text-align: center;
  margin-bottom: 35px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}
.galeria-momentos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  max-width: 1100px;
  margin: auto;
}
.momento {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
}
.momento img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.momento:hover img {
  transform: scale(1.05);
}
.overlay-momento {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  padding: 20px;
  transition: opacity 0.3s ease;
}
.momento:hover .overlay-momento {
  opacity: 1;
}

/* ===================== TESTIMONIOS FLIP ===================== */
.testimonios-flip {
  padding: 40px 20px;
  background: #fff;
  text-align: center;
}
.testimonios-flip h2 {
  margin-bottom: 28px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: #111;
}
.flip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.flip-card {
  background-color: transparent;
  perspective: 1000px;
}
.flip-card-inner {
  position: relative;
  width: 100%;
  height: 260px;
  text-align: center;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}
.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}
.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 10px;
  backface-visibility: hidden;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}
.flip-card-front {
  background: #fafafa;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px;
}
.flip-card-front img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 10px;
}
.flip-card-back {
  background: #111;
  color: #fff;
  transform: rotateY(180deg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  font-size: 0.95rem;
}

/* ===================== FOOTER ===================== */
.footer {
  background: #111;
  color: #fff;
  padding: 32px 0;
  margin-top: 28px;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 0 20px;
}
.footer-container a {
  color: #fff;
  text-decoration: none;
}

/* ===================== MEDIA QUERIES ===================== */

@media (min-width: 1200px) {
  .resumen-corporativo h2,
  .timeline-section h2,
  .momentos h2,
  .testimonios-flip h2 {
    font-size: 2rem;
  }
}

@media (max-width: 900px) {
  .timeline {
    flex-direction: column;
    align-items: center; 
    gap: 40px; 
    padding: 20px 0;
  }
  .timeline::before {
    left: 50%;
    right: auto;
    width: 4px;
    height: 90%;
    top: 50%;
    transform: translate(-50%, -50%);
  }
  .hito {
    width: 100%;
    align-items: flex-start; 
    padding-left: 20px; 
  }
  .burbuja {
    top: -10px; 
    left: 20px;
    transform: none; 
    width: 100%; 
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    opacity: 1; 
    pointer-events: auto; 
    position: relative; 
    margin-bottom: 10px; 
  }
  .hito time {
    margin-left: 10px;
    opacity: 1; 
  }
  .hito:hover .burbuja {
    transform: none;
  }
}

/* Breakpoint para móviles */
@media (max-width: 600px) {
  .menu {
    display: none;
    flex-direction: column;
    gap: 10px;
    position: absolute;
    top: 60px;
    right: 20px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 6px;
    padding: 12px;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
    z-index: 99;
  }
  .hamburguesa {
    display: block;
  }
  .hero-historia h1 {
    font-size: 28px;
  }
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
  .footer-container nav a {
    margin: 0 5px;
  }
}

/* Breakpoint para móviles pequeños */
@media (max-width: 480px) {
  .resumen-grid {
    grid-template-columns: 1fr;
  }
  .galeria-momentos {
    grid-template-columns: 1fr; 
  }
  .flip-grid {
    grid-template-columns: 1fr;
  }
  .timeline::before {
    left: 50%;
  }
  .hito {
    align-items: center; 
    padding: 0;
  }
  .burbuja {
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    margin-top: 10px;
  }
}