/* ==========================================================================
   Clima Solar Canarias — hoja de estilos principal
   ========================================================================== */

:root{
  --verde-900:#004e21;
  --verde-800:#006b2d;
  --verde-600:#008f39;
  --verde-100:#e6f2ea;
  --amarillo:#ffcc00;
  --amarillo-osc:#e6b800;
  --texto:#2c3130;
  --texto-suave:#4f5757;
  --linea:#dfe5e3;
  --gris-100:#f3f5f4;
  --blanco:#fff;
  --radio:14px;
  --radio-sm:8px;
  --sombra:0 10px 30px rgba(0,50,25,.08);
  --sombra-fuerte:0 18px 50px rgba(0,50,25,.16);
  --ancho:1180px;
  --fuente:"Poppins",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --titular:"Montserrat",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  margin:0;font-family:var(--fuente);color:var(--texto);
  font-size:17px;line-height:1.7;background:var(--blanco);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--verde-800);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,h4{font-family:var(--titular);font-weight:800;line-height:1.15;color:var(--verde-900);margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);letter-spacing:-.01em}
h3{font-size:clamp(1.15rem,2vw,1.4rem)}
h4{font-size:1.05rem}
p{margin:0 0 1.1em}
ul,ol{padding-left:1.25em}
li{margin-bottom:.45em}
strong{color:var(--verde-900)}
.hero strong,.encabezado strong,.seccion--verde strong,.cta-final strong,.pie strong{color:#fff}

.contenedor{width:100%;max-width:var(--ancho);margin:0 auto;padding:0 20px}
.seccion{padding:88px 0}
.seccion--gris{background:var(--gris-100)}
.seccion--verde{background:var(--verde-900);color:#e9f1ec}
.seccion--verde h2,.seccion--verde h3{color:#fff}
.seccion--verde p{color:#cfe0d6}
.centro{text-align:center}
.medida{max-width:760px;margin-left:auto;margin-right:auto}

.antetitulo{
  display:inline-block;font-family:var(--titular);font-weight:700;
  text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;
  color:var(--verde-600);margin-bottom:.9em;
}
.seccion--verde .antetitulo{color:var(--amarillo)}

/* --- Botones --- */
.btn{
  display:inline-block;font-family:var(--titular);font-weight:700;
  font-size:.9rem;text-transform:uppercase;letter-spacing:.04em;
  padding:15px 30px;border-radius:var(--radio-sm);border:2px solid transparent;
  cursor:pointer;transition:.2s ease;text-align:center;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn--amarillo{background:var(--amarillo);color:#3a2d00}
.btn--amarillo:hover{background:var(--amarillo-osc)}
.btn--verde{background:var(--verde-800);color:#fff}
.btn--verde:hover{background:var(--verde-600)}
.btn--linea{border-color:currentColor;color:var(--verde-800)}
.btn--linea:hover{background:var(--verde-800);color:#fff}
.seccion--verde .btn--linea,.hero .btn--linea,.encabezado .btn--linea,.cta-final .btn--linea{color:#fff}
.seccion--verde .btn--linea:hover,.hero .btn--linea:hover,.encabezado .btn--linea:hover,.cta-final .btn--linea:hover{background:#fff;color:var(--verde-900)}
.btn--bloque{display:block;width:100%}

/* --- Cabecera --- */
.cabecera{
  position:sticky;top:0;z-index:60;background:var(--verde-900);
  box-shadow:0 2px 18px rgba(0,0,0,.18);
}
.cabecera__interior{display:flex;align-items:center;gap:24px;height:76px}
.cabecera__logo img{height:52px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{
  color:#e6efe9;font-family:var(--titular);font-weight:600;font-size:.9rem;
}
.nav a:hover,.nav a[aria-current="page"]{color:var(--amarillo);text-decoration:none}
.nav .btn{color:#3a2d00}
.nav__tel{display:inline-flex;align-items:center;gap:8px;color:#fff!important}
.menu-btn{
  display:none;margin-left:auto;background:none;border:0;color:#fff;
  font-size:1.6rem;line-height:1;cursor:pointer;padding:6px 10px;
}

/* --- Hero --- */
.hero{
  position:relative;color:#fff;
  background:linear-gradient(100deg,rgba(0,60,26,.94) 0%,rgba(0,107,45,.82) 55%,rgba(0,143,57,.55) 100%),
             url("../img/hero-paneles-solares-canarias.jpg") center/cover no-repeat;
}
.hero__interior{
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding-block:84px 92px;
}
.hero h1{color:#fff;margin-bottom:.35em}
.hero__sub{font-size:1.15rem;color:#dcebe1;max-width:38ch}
.hero__acciones{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__datos{display:flex;flex-wrap:wrap;gap:32px;margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.22)}
.hero__dato strong{display:block;font-family:var(--titular);font-size:1.7rem;color:var(--amarillo)}
.hero__dato span{font-size:.85rem;color:#cadfd1}

/* --- Formulario --- */
.formulario{
  background:#fff;border-radius:var(--radio);padding:32px;box-shadow:var(--sombra-fuerte);
  color:var(--texto);
}
.formulario h2,.formulario h3{font-size:1.35rem;text-align:center;margin-bottom:.3em}
.formulario__nota{text-align:center;font-size:.9rem;color:var(--texto-suave);margin-bottom:1.4em}
.campos{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.campo--ancho{grid-column:1/-1}
.formulario input,.formulario select,.formulario textarea{
  width:100%;font-family:var(--fuente);font-size:.95rem;padding:13px 14px;
  border:1px solid var(--linea);border-radius:var(--radio-sm);background:var(--gris-100);
  color:var(--texto);
}
.formulario input:focus,.formulario select:focus,.formulario textarea:focus{
  outline:2px solid var(--verde-600);outline-offset:1px;background:#fff;
}
.consentimiento{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:.82rem;color:var(--texto-suave)}
.consentimiento input{width:auto;margin-top:4px;flex:0 0 auto}

/* --- Rejillas --- */
.rejilla{display:grid;gap:26px}
.rejilla > *{min-width:0}
.rejilla--2{grid-template-columns:repeat(2,1fr)}
.rejilla--3{grid-template-columns:repeat(3,1fr)}
.rejilla--4{grid-template-columns:repeat(4,1fr)}

.tarjeta{
  background:#fff;border:1px solid var(--linea);border-radius:var(--radio);
  padding:30px;transition:.22s ease;height:100%;display:flex;flex-direction:column;
}
.tarjeta:hover{transform:translateY(-4px);box-shadow:var(--sombra);border-color:var(--verde-600)}
.tarjeta h3{margin-bottom:.5em}
.tarjeta p{font-size:.95rem;color:var(--texto-suave);flex:1}
.tarjeta__enlace{
  font-family:var(--titular);font-weight:700;font-size:.85rem;text-transform:uppercase;
  letter-spacing:.04em;color:var(--verde-600);margin-top:14px;display:inline-block;
}
.tarjeta__enlace::after{content:" →"}
.icono{
  width:52px;height:52px;border-radius:12px;background:var(--verde-100);
  display:grid;place-items:center;margin-bottom:18px;font-size:1.5rem;
}
.seccion--verde .tarjeta{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.seccion--verde .tarjeta p{color:#cfe0d6}
.seccion--verde .icono{background:rgba(255,204,0,.16)}

/* --- Pasos --- */
.pasos{counter-reset:paso;display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.paso{position:relative;padding-top:14px}
.paso::before{
  counter-increment:paso;content:counter(paso);
  font-family:var(--titular);font-weight:800;font-size:3.4rem;color:var(--verde-100);
  display:block;line-height:.8;margin-bottom:10px;
}
.seccion--verde .paso::before{color:rgba(255,204,0,.28)}

/* --- Logotipos de marcas --- */
.marcas{
  display:flex;flex-wrap:wrap;justify-content:center;align-items:center;
  gap:18px;margin:44px auto 0;max-width:1000px;
}
.marcas img{
  flex:0 1 148px;width:148px;height:auto;border-radius:var(--radio-sm);background:#fff;
  padding:10px;filter:grayscale(1);opacity:.72;transition:.2s ease;
}
.marcas img:hover{filter:none;opacity:1}

/* --- Icono de paso --- */
.paso__icono{width:64px;height:64px;margin-bottom:16px}
.paso--icono::before{content:none}

/* --- Dos columnas media --- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.duo img{border-radius:var(--radio);box-shadow:var(--sombra)}
.duo--invertido .duo__media{order:2}

/* --- Lista con check --- */
.check{list-style:none;padding:0;margin:0 0 1.4em}
.check li{position:relative;padding-left:32px;margin-bottom:.7em}
.check li::before{
  content:"";position:absolute;left:0;top:.45em;width:18px;height:18px;border-radius:50%;
  background:var(--verde-600) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/11px no-repeat;
}

/* --- Cifras --- */
.cifras{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.cifra strong{display:block;font-family:var(--titular);font-size:2.6rem;color:var(--amarillo);line-height:1}
.cifra span{font-size:.9rem;color:#cfe0d6}

/* --- Testimonios --- */
.testimonio{background:#fff;border-radius:var(--radio);padding:26px;border:1px solid var(--linea)}
.testimonio p{font-size:.95rem;font-style:italic;color:var(--texto-suave)}
.testimonio footer{font-family:var(--titular);font-weight:700;font-size:.85rem;color:var(--verde-900)}
.estrellas{color:var(--amarillo);letter-spacing:2px;margin-bottom:10px}

/* --- FAQ --- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--linea);border-radius:var(--radio-sm);margin-bottom:12px;background:#fff}
.faq summary{
  cursor:pointer;padding:18px 22px;font-family:var(--titular);font-weight:700;
  color:var(--verde-900);list-style:none;display:flex;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--verde-600);font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 22px 20px;color:var(--texto-suave);font-size:.96rem}

/* --- Migas --- */
.migas{font-size:.82rem;color:var(--texto-suave);padding:18px 0 0}
.migas ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}
.migas li::after{content:"/";margin-left:8px;color:var(--linea)}
.migas li:last-child::after{content:""}

/* --- Cabecera de página interior --- */
.encabezado{
  background:var(--verde-900);color:#fff;padding:56px 0 64px;
  background-image:radial-gradient(circle at 85% 20%,rgba(0,143,57,.5),transparent 55%);
}
.encabezado h1{color:#fff}
.encabezado p{color:#cfe0d6;max-width:64ch;font-size:1.05rem;margin-bottom:0}
.encabezado .migas{color:#a9c6b5;padding-bottom:22px}
.encabezado .migas a{color:#dfeae3}
.encabezado .migas li::after{color:rgba(255,255,255,.3)}

/* --- Artículo --- */
.articulo{max-width:760px;margin:0 auto}
.articulo h2{margin-top:1.8em}
.articulo h3{margin-top:1.4em}
.articulo figure{margin:2em 0}
.articulo figcaption{font-size:.82rem;color:var(--texto-suave);text-align:center;margin-top:8px}
.meta{font-size:.85rem;color:var(--texto-suave);margin-bottom:1.6em}
.tabla-envoltorio{overflow-x:auto;margin:1.6em 0}
table{border-collapse:collapse;width:100%;font-size:.93rem;min-width:520px}
th,td{border:1px solid var(--linea);padding:12px 14px;text-align:left}
th{background:var(--verde-100);font-family:var(--titular);color:var(--verde-900)}
.aviso{
  background:var(--verde-100);border-left:4px solid var(--verde-600);
  padding:18px 22px;border-radius:0 var(--radio-sm) var(--radio-sm) 0;margin:1.8em 0;font-size:.95rem;
}

/* --- Tarjeta de entrada de blog --- */
.entrada{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--linea);
  border-radius:var(--radio);overflow:hidden;transition:.22s ease;height:100%;
}
.entrada:hover{transform:translateY(-4px);box-shadow:var(--sombra)}
.entrada img{aspect-ratio:16/10;object-fit:cover;width:100%}
.entrada__cuerpo{padding:24px;display:flex;flex-direction:column;flex:1}
.entrada__cuerpo h3{font-size:1.1rem}
.entrada__cuerpo p{font-size:.92rem;color:var(--texto-suave);flex:1}
.etiqueta{
  display:inline-block;font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;
  font-family:var(--titular);font-weight:700;color:var(--verde-600);margin-bottom:8px;
}

/* --- CTA final --- */
.cta-final{background:var(--verde-900);color:#fff;padding:72px 0}
.cta-final h2{color:#fff}
.cta-final p{color:#cfe0d6}
.cta-final__interior{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}

/* --- Pie --- */
.pie{background:#0f1a14;color:#a9b7ae;padding:64px 0 0;font-size:.92rem}
.pie h4{color:#fff;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.1em}
.pie a{color:#c8d5cd}
.pie a:hover{color:var(--amarillo)}
.pie__rejilla{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.pie ul{list-style:none;padding:0;margin:0}
.pie img{height:56px;width:auto;margin-bottom:18px}
.pie__legal{
  border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:22px 0;
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;font-size:.82rem;
}

/* --- Botón WhatsApp --- */
.whatsapp{
  position:fixed;right:20px;bottom:20px;z-index:70;width:58px;height:58px;border-radius:50%;
  background:#25d366;display:grid;place-items:center;box-shadow:0 8px 22px rgba(0,0,0,.25);
}
.whatsapp:hover{transform:scale(1.06)}
.whatsapp svg{width:32px;height:32px;fill:#fff}

.saltar{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.saltar:focus{left:12px;top:12px;width:auto;height:auto;overflow:visible;clip:auto;clip-path:none;z-index:100;background:#fff;color:var(--verde-900);padding:10px 16px;border-radius:6px}

/* --- Responsive --- */
@media (max-width:980px){
  .hero__interior{grid-template-columns:1fr;padding-block:56px 64px}
  .duo,.cta-final__interior{grid-template-columns:1fr;gap:32px}
  .duo--invertido .duo__media{order:0}
  .rejilla--4{grid-template-columns:repeat(2,1fr)}
  .rejilla--3{grid-template-columns:repeat(2,1fr)}
  .pasos{grid-template-columns:1fr}
  .cifras{grid-template-columns:repeat(2,1fr)}
  .pie__rejilla{grid-template-columns:1fr 1fr}
  .nav{
    position:fixed;inset:76px 0 auto 0;background:var(--verde-900);flex-direction:column;
    align-items:stretch;gap:0;padding:14px 20px 26px;display:none;
    box-shadow:0 18px 30px rgba(0,0,0,.3);
  }
  .nav.abierto{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav .btn{margin-top:16px;border-bottom:0}
  .menu-btn{display:block}
}
@media (max-width:620px){
  body{font-size:16px}
  .seccion{padding:60px 0}
  .rejilla--4,.rejilla--3,.rejilla--2{grid-template-columns:1fr}
  .marcas{gap:12px}
  .marcas img{flex:0 1 124px;width:124px}
  .campos{grid-template-columns:1fr}
  .formulario{padding:24px}
  .pie__rejilla{grid-template-columns:1fr}
}