/* Reset sencillo y variables */
:root{
--accent:#2b6cb0;
--dark:#0f1724;
--muted:#6b7280;
--bg:#f8fafc;
--max-w:1100px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
margin:3px;font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
color:var(--dark);background:var(--bg);-webkit-font-smoothing:antialiased;
}
.container{max-width:var(--max-w);margin:0 auto;padding:1rem}
.header-inner, .footer-inner{display:flex;align-items:center;justify-content:space-between}
.site-header{background:white;border-bottom:1px solid #e6eef6}
.logo{font-weight:600;color:var(--accent);text-decoration:none}
.main-nav {
  display: none;
  flex-direction: column;
  gap: 1rem;
}

/* Cuando se abre */
.main-nav.open {
  display: flex;
}

/* Solo mostrar en móviles */
@media (min-width: 769px) {
  .main-nav {
    display: flex !important;
    flex-direction: row;
    gap: 2rem;
  }
  .menu-toggle {
    display: none;
  }
}
.main-nav a{text-decoration:none;color:var(--dark);padding:.6rem .4rem;border-radius:6px}
.main-nav a:hover{background:#eef6ff}
.menu-toggle{display:none;background:none;border:0;font-size:1.25rem}


.hero {
  padding: 4rem 0;
  background: #f8fafc;
}

.hero-inner {
  display: flex;
  align-items: center;      /* centra verticalmente texto e imagen */
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;          /* permite que se acomode en pantallas pequeñas */
}

.hero-text {
  flex: 1 1 50%;
  min-width: 280px;
}

.hero-text h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.hero-img {
  flex: 1 1 40%;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 16 / 11; /* fuerza el formato 16:11 */
  object-fit: cover;      /* recorta la imagen para que llene el contenedor */
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: #0077cc; /* color principal del botón */
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
}

.btn:hover {
  background-color: #005fa3; /* color más oscuro al pasar el ratón */
  transform: translateY(-2px);
  box-shadow: 0 6px 10px rgba(0,0,0,0.2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 3px 5px rgba(0,0,0,0.15);
}

/* Versión responsive para móviles */
@media (max-width: 768px) {
  .hero-inner {
    flex-direction: column-reverse; /* imagen debajo del texto en móviles */
    text-align: center;
  }

  .hero-text {
    flex: 1 1 auto;
  }

  .hero-img {
    max-width: 90%;
  }
}


.grid{display:grid;gap:1rem}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.card{background:white;padding:1rem;border-radius:8px;box-shadow:0 6px 18px rgba(11,20,30,0.04)}
.gallery-item img{width:100%;height:auto;border-radius:6px;display:block}
.gallery-item figcaption{font-size:.9rem;color:var(--muted);margin-top:.5rem}


.about, .services, .projects, .contact-page{padding:2rem 0}
.cta{background:white;padding:1.25rem;border-radius:10px;margin:2rem 0;text-align:center}


.site-footer{padding:1rem 0;color:var(--muted);font-size:.95rem}
.map-placeholder{background:#e6eef6;border-radius:8px;padding:2rem;text-align:center;color:var(--muted)}
.contact-form label{display:block;margin-bottom:.6rem}
.contact-form input, .contact-form textarea{width:100%;padding:.6rem;border:1px solid #dbeafe;border-radius:6px}


/* Responsive */
@media (max-width:900px){
.cols-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:700px){
.header-inner{gap:.5rem}
.main-nav{position:absolute;top:70px;right:0;background:white;flex-direction:column;padding:1rem;border-radius:8px;display:none}
.main-nav.open{display:flex}
.menu-toggle{display:inline-block}
.cols-2, .cols-3{grid-template-columns:1fr}
}

.main-nav a.active {
  background-color: #e6eef6; /* tono gris claro */
  color: var(--dark);        /* opcional, asegura contraste */
}

/* utilidad: ocultar imágenes de placeholder si no hay internet */
img{max-width:100%;height:auto}