/* ==========================================================================
   Clínica Dental Juan Manuel García (JMG) - Huelva
   Hoja de estilos principal
   ========================================================================== */

:root{
  --azul:#0043A0;
  --azul-osc:#003480;
  --verde:#7FB107;
  --gris-texto:#333333;
  --gris-suave:#4d4d4d;
  --gris-barra:#ACACAC;
  --borde:#e2e2e2;
  --max:1200px;
  --font-ui:'Poppins',"Helvetica Neue",Arial,sans-serif;
  --font-tit:Verdana,Geneva,sans-serif;
  --font-sec:Tahoma,Verdana,sans-serif;
  --font-alt:'Raleway',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font-ui);
  font-size:15px;
  line-height:1.6;
  color:var(--gris-texto);
  background:#fff;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}
a{color:var(--azul);text-decoration:none;}
a:hover{text-decoration:underline;}

.contenedor{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 20px;
}

/* ---------- Cabecera superior ---------- */
.topbar{background:#fff;padding:18px 0;}
.topbar .contenedor{
  display:flex;align-items:center;justify-content:space-between;
  gap:30px;flex-wrap:wrap;
}
.topbar__logo img{width:336px;max-width:100%;height:auto;}
.topbar__datos{display:flex;gap:45px;flex-wrap:wrap;}
.dato{display:flex;align-items:center;gap:14px;}
.dato__icono{
  width:34px;height:34px;flex:0 0 34px;
  display:flex;align-items:center;justify-content:center;
  color:var(--azul);
}
.dato__icono svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.5;}
.dato__texto{line-height:1.35;}
.dato__titulo{display:block;font-weight:700;font-size:14px;color:#000;}
.dato__valor{display:block;font-size:14px;color:#000;}
.dato a{color:#000;}
.dato a:hover{color:var(--azul);text-decoration:none;}

/* ---------- Navegación ---------- */
.nav{background:var(--azul);}
.nav .contenedor{padding:0 20px;display:flex;align-items:center;}
.nav__toggle{
  display:none;background:none;border:0;color:#fff;
  font-size:26px;line-height:1;padding:16px 0;cursor:pointer;
}
.nav__lista{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;
}
.nav__lista li + li{border-left:1px solid rgba(255,255,255,.35);}
.nav__lista a{
  display:block;
  padding:24px 50px 25px;
  color:#fff;
  font-family:Arial,Helvetica,sans-serif;
  font-size:15px;
  text-transform:uppercase;
  letter-spacing:.4px;
  transition:background .2s ease,color .2s ease;
}
.nav__lista a:hover{background:var(--azul-osc);text-decoration:none;}
.nav__lista a.activo{background:#fff;color:var(--verde);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:#123 url('../img/hero.jpg') center/cover no-repeat fixed;
  min-height:524px;
  display:flex;align-items:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:rgba(0,0,0,.30);
}
.hero .contenedor{position:relative;z-index:2;padding-top:60px;padding-bottom:60px;}
.hero__titulo{
  font-family:var(--font-tit);
  font-size:55px;line-height:1.2;font-weight:700;
  letter-spacing:5.5px;color:#fff;margin:0 0 30px;
  text-shadow:0 2px 10px rgba(0,0,0,.35);
}
.hero__texto{
  font-family:var(--font-alt);
  font-size:25px;line-height:1.35;color:#fff;
  max-width:840px;margin:0 0 40px;
  text-shadow:0 1px 8px rgba(0,0,0,.45);
}
.hero__texto strong{font-weight:700;}

/* ---------- Botones ---------- */
.btn{
  display:inline-block;
  font-family:var(--font-ui);
  font-size:14px;letter-spacing:.5px;
  padding:16px 34px;border:2px solid transparent;
  cursor:pointer;transition:all .25s ease;
}
.btn:hover{text-decoration:none;}
.btn--linea{border-color:#fff;color:#fff;background:transparent;}
.btn--linea:hover{background:#fff;color:var(--azul);}
.btn--gris{background:#8f8f8f;color:#fff;}
.btn--gris:hover{background:#6f6f6f;color:#fff;}
.btn--azul{background:var(--azul);color:#fff;font-weight:700;font-size:15px;padding:13px 30px;}
.btn--azul:hover{background:var(--azul-osc);color:#fff;}

/* ---------- Secciones genéricas ---------- */
.seccion{padding:70px 0;}
.seccion--compacta{padding:45px 0;}
.titulo-grande{
  font-family:var(--font-tit);
  font-size:55px;line-height:1.2;font-weight:700;
  color:var(--azul);text-align:center;margin:0 0 45px;
}
.titulo-seccion{
  font-family:var(--font-sec);
  font-size:36px;line-height:1.2;font-weight:700;
  color:var(--azul);text-align:center;margin:0 0 40px;
}
.titulo-seccion--izq{text-align:left;font-weight:400;color:var(--gris-texto);}
.separador{
  width:100%;max-width:430px;height:1px;background:var(--borde);
  border:0;margin:0 auto;
}

/* ---------- Intro (texto + vídeo) ---------- */
.intro{display:flex;gap:50px;align-items:center;flex-wrap:wrap;}
.intro__texto{flex:1 1 340px;font-size:17px;line-height:1.85;text-align:center;}
.intro__video{flex:1 1 420px;}
.video-responsive{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;background:#000;}
.video-responsive iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

/* ---------- Quiénes somos ---------- */
.quienes{
  position:relative;
  background:url('../img/quienes-somos.jpg') center/cover no-repeat;
  padding:90px 0;
}
.quienes::before{content:"";position:absolute;inset:0;background:rgba(255,255,255,.86);}
.quienes .contenedor{position:relative;z-index:2;}
.quienes__grid{display:flex;gap:50px;align-items:flex-start;flex-wrap:wrap;}
.quienes__col{flex:1 1 480px;}
.quienes__col--lado{
  flex:0 1 340px;display:flex;align-items:center;justify-content:center;
  padding-top:40px;
}
.quienes p{margin:0 0 18px;}

/* ---------- Banda estética ---------- */
.banda{
  position:relative;
  background:#dfe7ef url('../img/banda-estetica.jpg') center/cover no-repeat fixed;
  padding:55px 0;
}
.banda::before{content:"";position:absolute;inset:0;background:rgba(226,236,244,.82);}
.banda .contenedor{position:relative;z-index:2;}
.banda__texto{
  font-family:var(--font-sec);
  font-size:36px;line-height:1.2;color:var(--azul);
  text-align:center;margin:0;
}

/* ---------- Servicios ---------- */
.servicios{display:flex;gap:30px;flex-wrap:wrap;justify-content:center;}
.servicio{
  flex:1 1 300px;max-width:360px;
  border:1px solid var(--azul);
  padding:40px 25px;text-align:center;
  background:#fff;transition:box-shadow .25s ease,transform .25s ease;
}
.servicio:hover{box-shadow:0 12px 28px rgba(0,67,160,.15);transform:translateY(-4px);}
.servicio__icono{width:100px;height:100px;margin:0 auto 22px;}
.servicio__titulo{
  font-family:var(--font-alt);
  font-size:22px;font-weight:700;color:var(--verde);
  margin:0 0 25px;
}

/* ---------- Mapa ---------- */
.mapa{width:100%;height:450px;border:0;filter:grayscale(.15);}

/* ---------- Galería ---------- */
.galeria{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.galeria figure{margin:0;overflow:hidden;background:#eee;}
.galeria img{
  width:100%;height:180px;object-fit:cover;
  transition:transform .4s ease,opacity .3s ease;
}
.galeria figure:hover img{transform:scale(1.06);opacity:.92;}


/* ---------- Pie ---------- */
.pie{background:var(--azul);color:#fff;padding:45px 0;}
.pie__grid{display:flex;gap:40px;flex-wrap:wrap;}
.pie__col{flex:1 1 300px;}
.pie__titulo{
  font-family:var(--font-sec);
  font-size:36px;font-weight:400;color:#fff;margin:0 0 25px;
}
.pie .dato{margin-bottom:16px;}
.pie .dato__icono{color:#fff;}
.pie .dato__titulo{color:#fff;}
.pie .dato__valor,.pie .dato a{color:#fff;}
.pie .dato a:hover{color:#cfe0ff;}
.redes{display:flex;gap:14px;}
.redes a{
  width:44px;height:44px;border:1px solid rgba(255,255,255,.6);
  display:flex;align-items:center;justify-content:center;color:#fff;
  transition:background .2s ease,color .2s ease;
}
.redes a:hover{background:#fff;color:var(--azul);text-decoration:none;}
.redes svg{width:20px;height:20px;fill:currentColor;}

.copyright{
  background:var(--gris-barra);color:#fff;
  font-size:13px;text-align:center;padding:11px 0;
}
.copyright a{color:#fff;text-decoration:underline;}

/* ---------- Cabecera interior (páginas secundarias) ---------- */
.cabecera-int{
  position:relative;
  background:var(--azul) url('../img/quienes-somos.jpg') center/cover no-repeat;
  padding:70px 0;text-align:center;
}
.cabecera-int::before{content:"";position:absolute;inset:0;background:rgba(0,67,160,.78);}
.cabecera-int .contenedor{position:relative;z-index:2;}
.cabecera-int h1{
  font-family:var(--font-tit);font-size:44px;font-weight:700;
  color:#fff;margin:0;letter-spacing:1px;
}
.migas{color:#dbe6f7;font-size:13px;margin-top:12px;}
.migas a{color:#fff;}

/* ---------- Bloques de servicio (página interior) ---------- */
.bloque{padding:60px 0;border-bottom:1px solid var(--borde);}
.bloque:last-of-type{border-bottom:0;}
.bloque__titulo{
  font-family:var(--font-alt);
  font-size:26px;font-weight:700;color:var(--verde);
  margin:0 0 8px;text-transform:uppercase;
}
.bloque__sub{
  font-family:var(--font-sec);font-size:28px;color:var(--azul);
  margin:0 0 25px;font-weight:400;
}
.bloque__grid{display:flex;gap:45px;align-items:flex-start;flex-wrap:wrap;}
.bloque__texto{flex:1 1 460px;}
.bloque__foto{flex:1 1 340px;}
.bloque__foto img{width:100%;height:320px;object-fit:cover;}
/* Panel ilustrado de los bloques de servicio */
.media{
  position:relative;height:340px;
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:center;
}
.media::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(0,67,160,.82),rgba(0,67,160,.55));
}
.media__icono{
  position:relative;z-index:2;
  width:150px;height:150px;border-radius:50%;
  background:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.media__icono img{width:86px;height:86px;}
.media__pie{
  position:absolute;z-index:2;left:0;right:0;bottom:24px;
  text-align:center;color:#fff;
  font-family:var(--font-alt);font-size:17px;font-weight:700;
  text-transform:uppercase;letter-spacing:1px;
}
.lista{margin:0 0 22px;padding-left:20px;}
.lista li{margin-bottom:10px;}

/* ---------- Formulario ---------- */
.form{max-width:640px;}
.form__campo{margin-bottom:18px;}
.form label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;}
.form input,.form textarea{
  width:100%;padding:12px 14px;border:1px solid #ccc;
  font-family:var(--font-ui);font-size:15px;color:var(--gris-texto);
}
.form input:focus,.form textarea:focus{outline:2px solid var(--azul);border-color:var(--azul);}
.form textarea{min-height:150px;resize:vertical;}
.form__legal{font-size:12.5px;color:#666;margin:14px 0 22px;}
.aviso{padding:14px 18px;margin-bottom:22px;border-left:4px solid var(--verde);background:#f4f8ea;}

/* ---------- Datos de contacto en tarjeta ---------- */
.tarjetas{display:flex;gap:25px;flex-wrap:wrap;margin-bottom:45px;}
.tarjeta{
  flex:1 1 260px;border:1px solid var(--borde);padding:28px 25px;text-align:center;
}
.tarjeta__icono{color:var(--azul);margin:0 auto 14px;width:38px;height:38px;}
.tarjeta__icono svg{width:38px;height:38px;fill:none;stroke:currentColor;stroke-width:1.5;}
.tarjeta h3{font-family:var(--font-alt);font-size:18px;color:var(--azul);margin:0 0 8px;text-transform:uppercase;}
.tarjeta p{margin:0;font-size:15px;}

/* ---------- Botón subir ---------- */
.arriba{
  position:fixed;right:22px;bottom:22px;z-index:50;
  width:46px;height:46px;border:0;border-radius:2px;
  background:var(--azul);color:#fff;font-size:20px;cursor:pointer;
  opacity:0;visibility:hidden;transition:opacity .3s ease;
}
.arriba.visible{opacity:.92;visibility:visible;}
.arriba:hover{opacity:1;}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1024px){
  .hero__titulo{font-size:44px;letter-spacing:4px;}
  .titulo-grande{font-size:40px;}
  .nav__lista a{padding:20px 28px;}
  .galeria{grid-template-columns:repeat(3,1fr);}
}

@media (max-width:820px){
  .topbar .contenedor{justify-content:center;text-align:center;}
  .topbar__datos{justify-content:center;gap:30px;}
  .nav .contenedor{flex-direction:column;align-items:stretch;padding:0;}
  .nav__toggle{display:block;padding:16px 20px;text-align:left;}
  .nav__lista{display:none;flex-direction:column;}
  .nav__lista.abierto{display:flex;}
  .nav__lista li + li{border-left:0;border-top:1px solid rgba(255,255,255,.3);}
  .nav__lista a{padding:15px 20px;}
  .hero{background-attachment:scroll;min-height:420px;}
  .banda{background-attachment:scroll;}
  .hero__titulo{font-size:34px;letter-spacing:3px;}
  .hero__texto{font-size:19px;}
  .titulo-grande{font-size:31px;}
  .titulo-seccion,.banda__texto{font-size:27px;}
  .seccion{padding:50px 0;}
  .galeria{grid-template-columns:repeat(2,1fr);gap:10px;}
  .galeria img{height:150px;}
  .pie__titulo{font-size:28px;}
  .cabecera-int h1{font-size:31px;}
  .bloque__foto img{height:240px;}
  .media{height:250px;}
  .media__icono{width:120px;height:120px;}
  .media__icono img{width:68px;height:68px;}
}

@media (max-width:480px){
  .topbar__datos{flex-direction:column;gap:14px;align-items:center;}
  .hero__titulo{font-size:27px;}
  .hero__texto{font-size:17px;}
  .titulo-grande{font-size:26px;}
  .galeria img{height:120px;}
}