:root {
  --gradient: linear-gradient(135deg,#1f6feb 0%,#0f3d91 100%);
  --radius: 12px;
  --shadow-light: 0 30px 60px -10px rgba(0,0,0,0.08);
  --shadow-dark: 0 30px 60px -10px rgba(0,0,0,0.4);
  --ff-sans: "Inter", system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  --ff-heading: "Montserrat", system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  --transition: .35s cubic-bezier(.4,.2,.2,1);
  --radius-md: 14px;

  /* light theme */
  --bg:#f2f6fb;
  --card:#ffffff;
  --text:#1f2d3a;
  --muted:#556877;
  --header-bg:#ffffff;
  --footer-bg:#0f1f3d;
  --footer-text:#d8e3ff;
  --shadow: var(--shadow-light);
}
[data-theme="dark"]{
  --bg:#0f172a;
  --card:#1f223e;
  --text:#d8e3ff;
  --muted:#abb8ff;
  --header-bg:#1f233f;
  --footer-bg:#0f172a;
  --footer-text:#a3b0ff;
  --shadow: var(--shadow-dark);
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family: var(--ff-sans);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing:antialiased;
  transition: background .4s ease, color .4s ease;
}
a{color:inherit; text-decoration:none;}
.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 1rem;
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background: var(--header-bg);
  box-shadow:0 10px 30px -5px rgba(0,0,0,0.08);
  transition: background .3s ease;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:0.85rem 0;
}
.left-group{display:flex; align-items:center; gap:10px;}
.right-group{
  display:flex;
  align-items:center;
  gap:12px;
}
.logo{
  font-weight:800;
  font-family: var(--ff-heading);
  display:flex;
  align-items:center;
  gap:6px;
}
.nav{
  display:flex;
  gap:1rem;
  align-items:center;
}
.nav a{
  padding:.45rem .75rem;
  font-weight:500;
  border-radius:8px;
  position:relative;
  font-size:.9rem;
  transition: var(--transition);
}
.nav a:hover{
  background: rgba(31,110,235,.08);
}
.btn-primary{
  background: #1f6feb;
  color:#fff;
  padding:.65rem 1.2rem;
  border:none;
  border-radius:10px;
  font-weight:600;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:.9rem;
  transition: filter .2s;
}
.btn-primary:hover{
  filter:brightness(1.1);
}

/* Theme toggle */
.theme-btn{
  background: none;
  border: none;
  font-size:1.2rem;
  cursor:pointer;
  padding:6px;
  border-radius:8px;
  position:relative;
  line-height:1;
}
.theme-btn:focus{outline:2px solid #1f6feb;}

/* Hamburger */
.hamburger{
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
  display:none;
}

.logo-img {
  height: 100px;
  width: auto;
  object-fit: contain;
}
.hamburger span{
  display:block;
  width:24px;
  height:3px;
  background: var(--text);
  margin:4px 0;
  border-radius:3px;
  transition: .3s;
}

/* Mobile menu */
.mobile-menu{
  display:none;
  flex-direction:column;
  gap:4px;
  background: var(--card);
  padding:12px 1rem 16px;
  border-bottom-left-radius:10px;
  border-bottom-right-radius:10px;
  box-shadow: var(--shadow);
}
.mobile-menu a{
  padding:8px 12px;
  border-radius:8px;
  font-weight:500;
  transition: background .2s;
}
.mobile-menu a:hover{
  background: rgba(31,110,235,.08);
}

/* Hero slider */
.hero{
  position:relative;
  overflow:hidden;
}
.hero-slider{
  display:flex;
  position:relative;
}
.slide{
  min-width:100%;
  position:relative;
  display:flex;
  align-items:center;
  padding:3rem 1rem;
  background-size:cover;
  background-position:center;
  color:#fff;
}
.overlay{
  position:absolute;
  inset:0;
  background: rgba(31,110,235,.45);
  mix-blend-mode:multiply;
}
.hero-content{
  position:relative;
  max-width:600px;
  padding:1rem;
    margin-top: 179px;
  z-index:1;
}
.hero-content h1{
  font-family: var(--ff-heading);
  font-size:2.5rem;
  margin:0 0 .75rem;
  line-height:1.1;
}
.hero-content p{
  margin:0 0 1rem;
  font-size:1rem;
}
.slider-dots{
  position:absolute;
  bottom:14px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  gap:8px;
  z-index:2;
}
.dot{
  width:12px;
  height:12px;
  border-radius:50%;
  border:2px solid #fff;
  background:rgba(255,255,255,0.3);
  cursor:pointer;
  outline:none;
  transition:.2s;
}
.dot.active{
  background:#fff;
}

/* Secciones */
.section{
  padding:3rem 0;
}
.section-header h2{
  margin:0;
  font-size:2rem;
  font-family: var(--ff-heading);
}
.subtitle{
  margin:4px 0 12px;
  color: var(--muted);
  font-size:.95rem;
}
.service-grid{
  display:grid;
  gap:1.25rem;
  grid-template-columns: repeat(auto-fit,minmax(220px,1fr));
  margin-top:12px;
}
.service-card{
  background: var(--card);
  border-radius:14px;
  padding:1.25rem;
  box-shadow: var(--shadow);
  display:flex;
  flex-direction:column;
  gap:10px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.service-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 40px 80px -10px rgba(31,110,235,0.15);
}
.service-card .icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:52px;
  height:52px;
  background:rgba(31,110,235,.08);
  border-radius:50%;
}

/* Mapa y contacto */
.map-contact{
  display:grid;
  gap:1.5rem;
  grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
  margin-top:14px;
}
#map{
  width:100%;
  height:350px;
  border-radius:14px;
}
.info-box{
  background: var(--card);
  border-radius:14px;
  padding:1.5rem;
  box-shadow: var(--shadow);
  display:flex;
  flex-direction:column;
  gap:8px;
}
.tags{
  margin:8px 0;
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.tag{
  background:rgba(100,150,255,.1);
  padding:6px 12px;
  border-radius:999px;
  font-size:.65rem;
  font-weight:600;
  display:inline-block;
}

/* Galería */
.gallery{
  display:grid;
  gap:12px;
  grid-template-columns: repeat(auto-fit,minmax(140px,1fr));
  margin-top:8px;
}
.gallery-item{
  position:relative;
  overflow:hidden;
  border-radius:10px;
}
.gallery-item img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition: transform .4s ease;
}
.gallery-item:hover img{
  transform: scale(1.07);
}

/* Testimonial */
.testimonial{
  background: var(--card);
  border-radius:14px;
  padding:16px;
  display:flex;
  gap:16px;
  align-items:center;
  box-shadow: var(--shadow);
  margin-top:12px;
}
.testimonial .photo{
  flex:0 0 72px;
  border-radius:50%;
  overflow:hidden;
  width:72px;
  height:72px;
}
.testimonial .text{
  flex:1;
}
.testimonial .author{
  margin-top:6px;
  font-weight:700;
  font-size:.9rem;
}

/* Footer */
.footer{
  background: var(--footer-bg);
  color: var(--footer-text);
  padding:2rem 1rem 1rem;
}
.footer-inner{
  display:grid;
  gap:1.75rem;
  grid-template-columns: repeat(auto-fit,minmax(180px,1fr));
}
.footer-brand{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.footer-links{
  display:flex;
  gap:2rem;
  flex-wrap:wrap;
}
.footer-links h4{
  margin:0 0 6px;
  font-size:1rem;
}
.footer-links ul{
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-direction:column;
  gap:6px;
}
.footer-links a{
  color: #c3d0ff;
  font-size:.85rem;
  transition:.2s;
}
.footer-links a:hover{
  color:#fff;
}
.bottom{
  text-align:center;
  margin-top:1rem;
  font-size:.75rem;
}

/* WhatsApp flotante */
.whatsapp-float{
  position:fixed;
  bottom:25px;
  right:25px;
  background:#25d366;
  width:70px;
  height:70px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 30px 80px rgba(37,211,102,0.35);
  text-decoration:none;
  z-index:1000;
  transition: transform .25s;
}
.whatsapp-float:hover{transform:scale(1.08);}
.whatsapp-float svg{width:32px; height:32px; fill:#fff;}

/* Responsive */
@media (max-width: 1024px){
  .nav{display:none;}
  .hamburger{display:block;}
  .controls{display:flex; align-items:center; gap:8px;}
}