/* =========================================================
   PONDER — Análisis de Recursos Geológicos y Energéticos
   Estilo: Análisis Geológico de Recursos
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:opsz,wght@6..72,400;6..72,500;6..72,600;6..72,700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  /* Paleta (5 colores) */
  --color-bg:#F3EEE3;         /* beige arenoso claro */
  --color-surface:#FFFFFF;    /* blanco puro */
  --color-olive:#4B5326;      /* oliva profundo — primario */
  --color-olive-dark:#333A1A; /* oliva oscuro para hover/énfasis */
  --color-gray:#6B6858;       /* gris cálido — texto secundario */
  --color-sand:#C9A876;       /* beige/arena — acento */
  --color-text:#242217;       /* texto principal, casi negro cálido */
  --color-border:#DAD2BF;

  --font-heading:'Newsreader','Georgia',serif;
  --font-body:'Inter',-apple-system,sans-serif;

  --radius-sm:4px;
  --radius-md:8px;
  --max-width:1180px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{background:var(--color-bg);}
body{
  font-family:var(--font-body);
  color:var(--color-text);
  background:var(--color-bg);
  line-height:1.6;
  font-size:16px;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--color-olive);text-decoration:none;}
a:hover{color:var(--color-olive-dark);text-decoration:underline;}
h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-olive-dark);line-height:1.25;margin:0 0 .6em;font-weight:600;}
h1{font-size:2.4rem;}
h2{font-size:1.8rem;}
h3{font-size:1.35rem;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.1em;padding-left:1.3em;}
li{margin-bottom:.4em;}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px;}

/* ============ TOPBAR ============ */
.topbar{
  background:var(--color-olive-dark);
  color:#EDE7D6;
  font-size:.82rem;
}
.topbar .container{
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:6px;padding-top:8px;padding-bottom:8px;
}
.topbar a{color:#EDE7D6;}
.topbar-info{display:flex;gap:22px;flex-wrap:wrap;}
.topbar-info span{white-space:nowrap;}

/* ============ HEADER / NAV ============ */
.site-header{
  background:var(--color-surface);
  border-bottom:1px solid var(--color-border);
  position:relative;
}
.header-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;max-width:var(--max-width);margin:0 auto;
}
.logo{
  font-family:var(--font-heading);
  font-size:1.7rem;font-weight:700;color:var(--color-olive-dark);
  letter-spacing:.5px;
}
.logo span{color:var(--color-sand);}
.logo small{display:block;font-family:var(--font-body);font-size:.62rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--color-gray);font-weight:600;}

.nav-toggle{display:none;background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:8px 10px;cursor:pointer;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-olive-dark);margin:4px 0;}

.main-nav{background:var(--color-olive);}
.main-nav .container{display:flex;}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;}
.main-nav li{position:relative;}
.main-nav a{
  display:block;color:#F3EEE3;padding:14px 18px;font-size:.93rem;font-weight:500;
}
.main-nav a:hover,.main-nav li.active>a{background:var(--color-olive-dark);text-decoration:none;color:#fff;}
.main-nav .dropdown-menu{
  display:none;position:absolute;top:100%;left:0;background:var(--color-surface);
  min-width:260px;border:1px solid var(--color-border);box-shadow:0 10px 24px rgba(0,0,0,.12);
  z-index:50;
}
.main-nav li:hover .dropdown-menu{display:block;}
.main-nav .dropdown-menu a{color:var(--color-text);padding:11px 18px;border-bottom:1px solid var(--color-border);font-size:.88rem;}
.main-nav .dropdown-menu a:hover{background:var(--color-bg);color:var(--color-olive-dark);}
.main-nav .dropdown-menu li:last-child a{border-bottom:none;}

/* ============ BREADCRUMB ============ */
.breadcrumb{background:var(--color-bg);border-bottom:1px solid var(--color-border);font-size:.83rem;padding:10px 0;}
.breadcrumb a{color:var(--color-gray);}
.breadcrumb span{color:var(--color-olive-dark);font-weight:600;}

/* ============ HERO (sin badges, sin banners) ============ */
.hero{
  background:var(--color-surface);
  border-bottom:1px solid var(--color-border);
  padding:56px 0 48px;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero h1{font-size:2.6rem;margin-bottom:.5em;}
.hero .lead{font-size:1.15rem;color:var(--color-gray);max-width:640px;}
.hero-figure img{border-radius:var(--radius-md);width:100%;object-fit:cover;aspect-ratio:4/3;}
.hero-meta{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap;border-top:1px solid var(--color-border);padding-top:20px;}
.hero-meta div{font-size:.85rem;color:var(--color-gray);}
.hero-meta strong{display:block;font-family:var(--font-heading);font-size:1.3rem;color:var(--color-olive-dark);}

.page-hero{padding:44px 0 36px;background:var(--color-surface);border-bottom:1px solid var(--color-border);}
.page-hero h1{margin-bottom:.4em;}
.page-hero p{max-width:760px;color:var(--color-gray);font-size:1.08rem;margin-bottom:0;}

/* ============ LAYOUT: contenido + aside ============ */
.content-layout{
  display:grid;grid-template-columns:2.1fr .9fr;gap:44px;
  padding:48px 0 64px;
  align-items:start;
}
.article-body h2{margin-top:1.6em;border-bottom:2px solid var(--color-sand);padding-bottom:.35em;}
.article-body h3{margin-top:1.3em;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:.82rem;color:var(--color-gray);margin-top:.5em;font-style:italic;}
.pull-quote{
  border-left:4px solid var(--color-olive);
  background:var(--color-bg);
  padding:18px 22px;margin:1.8em 0;font-family:var(--font-heading);
  font-size:1.15rem;color:var(--color-olive-dark);
}

aside.sidebar{position:sticky;top:24px;display:flex;flex-direction:column;gap:22px;}
.side-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px;}
.side-box h3{font-size:1rem;text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--color-sand);padding-bottom:.5em;margin-bottom:.7em;}
.side-box ul{list-style:none;padding:0;margin:0;}
.side-box li{border-bottom:1px solid var(--color-border);padding:8px 0;font-size:.88rem;}
.side-box li:last-child{border-bottom:none;}
.fact-list li{display:flex;justify-content:space-between;gap:10px;}
.fact-list li span:last-child{font-weight:700;color:var(--color-olive-dark);text-align:right;}

/* ============ DATA TABLE ============ */
.data-table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:.92rem;}
.data-table caption{text-align:left;font-size:.82rem;color:var(--color-gray);margin-bottom:.5em;}
.data-table th,.data-table td{border:1px solid var(--color-border);padding:10px 12px;text-align:left;}
.data-table thead th{background:var(--color-olive);color:#fff;font-weight:600;}
.data-table tbody tr:nth-child(even){background:var(--color-bg);}

/* ============ CARDS / GRID ============ */
.section{padding:56px 0;}
.section-alt{background:var(--color-surface);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);}
.section-head{max-width:680px;margin-bottom:36px;}
.section-head p{color:var(--color-gray);}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;display:flex;flex-direction:column;}
.card img{aspect-ratio:16/10;object-fit:cover;}
.card-body{padding:20px 20px 24px;flex:1;display:flex;flex-direction:column;}
.card h3{margin-bottom:.4em;font-size:1.15rem;}
.card p{color:var(--color-gray);font-size:.92rem;flex:1;}
.card-link{font-weight:600;font-size:.88rem;margin-top:auto;}

.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-block{text-align:left;border-left:3px solid var(--color-olive);padding-left:16px;}
.stat-block strong{display:block;font-family:var(--font-heading);font-size:2.1rem;color:var(--color-olive-dark);}
.stat-block span{font-size:.85rem;color:var(--color-gray);}

/* ============ BUTTONS ============ */
.btn{
  display:inline-block;background:var(--color-olive);color:#fff;padding:12px 26px;
  border-radius:var(--radius-sm);font-weight:600;font-size:.92rem;border:1px solid var(--color-olive);
  cursor:pointer;
}
.btn:hover{background:var(--color-olive-dark);color:#fff;text-decoration:none;}
.btn-outline{background:transparent;color:var(--color-olive-dark);border:1px solid var(--color-olive-dark);}
.btn-outline:hover{background:var(--color-olive-dark);color:#fff;}
.btn-sand{background:var(--color-sand);border-color:var(--color-sand);color:var(--color-olive-dark);}
.btn-sand:hover{background:#b8925c;color:#fff;}

/* ============ FAQ / ACCORDION ============ */
.accordion-item{border:1px solid var(--color-border);border-radius:var(--radius-sm);margin-bottom:12px;background:var(--color-surface);}
.accordion-trigger{
  width:100%;text-align:left;background:none;border:none;padding:16px 20px;
  font-family:var(--font-heading);font-size:1.05rem;color:var(--color-olive-dark);
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.accordion-trigger .icon{font-size:1.3rem;line-height:1;color:var(--color-sand);}
.accordion-panel{display:none;padding:0 20px 18px;color:var(--color-gray);}
.accordion-item.open .accordion-panel{display:block;}

/* ============ FORMS ============ */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px;}
.form-field.full{grid-column:1/-1;}
label{font-size:.85rem;font-weight:600;color:var(--color-olive-dark);}
input,select,textarea{
  font-family:var(--font-body);font-size:.95rem;padding:11px 13px;
  border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--color-sand);border-color:var(--color-olive);}
.form-note{font-size:.78rem;color:var(--color-gray);}
#form-success{
  display:none;background:#E7EEDA;border:1px solid var(--color-olive);color:var(--color-olive-dark);
  padding:16px 18px;border-radius:var(--radius-sm);margin-bottom:22px;font-weight:600;
}
#form-error{
  display:none;background:#F5E6DE;border:1px solid #A9552B;color:#7A3A18;
  padding:16px 18px;border-radius:var(--radius-sm);margin-bottom:22px;font-weight:600;
}

/* ============ COOKIE BANNER ============ */
.cookie-banner{
  position:fixed;left:0;right:0;bottom:0;background:var(--color-olive-dark);color:#F3EEE3;
  padding:16px 24px;display:none;z-index:200;box-shadow:0 -4px 18px rgba(0,0,0,.2);
}
.cookie-banner.show{display:block;}
.cookie-row{max-width:var(--max-width);margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;}
.cookie-row p{margin:0;font-size:.85rem;max-width:760px;}
.cookie-row a{color:#F0D9AE;}
.cookie-actions{display:flex;gap:10px;flex-shrink:0;}

/* ============ FOOTER ============ */
.site-footer{background:var(--color-olive-dark);color:#DAD5C4;padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-grid h4{color:#F3EEE3;font-family:var(--font-heading);font-size:1.05rem;margin-bottom:.8em;}
.footer-grid p,.footer-grid li{font-size:.87rem;color:#C8C2AE;}
.footer-grid ul{list-style:none;padding:0;margin:0;}
.footer-grid li{margin-bottom:8px;}
.footer-grid a{color:#DAD5C4;}
.footer-grid a:hover{color:#fff;}
.footer-bottom{padding:20px 0 26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem;color:#B4AE99;}

/* ============ MISC UTILS ============ */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;}
.badge-plain{display:inline-block;font-size:.78rem;text-transform:uppercase;letter-spacing:.5px;color:var(--color-gray);font-weight:600;margin-bottom:10px;}

/* ============ ARTICLE LAYOUT (usado en páginas de contenido) ============ */
.article-layout{display:grid;grid-template-columns:2.1fr .9fr;gap:44px;padding:48px 0 64px;align-items:start;}
.article-body h2{margin-top:1.6em;border-bottom:2px solid var(--color-sand);padding-bottom:.35em;}
.article-body h3{margin-top:1.3em;}
.article-figure{margin:1.8em 0;}
.article-figure img{border-radius:var(--radius-md);width:100%;object-fit:cover;aspect-ratio:16/10;}
.article-figure figcaption{font-size:.82rem;color:var(--color-gray);margin-top:.6em;font-style:italic;}
.article-sidebar{position:sticky;top:24px;display:flex;flex-direction:column;gap:22px;}
.sidebar-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px;}
.sidebar-box h4{font-size:.95rem;text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--color-sand);padding-bottom:.5em;margin-bottom:.7em;color:var(--color-olive-dark);}
.sidebar-links{list-style:none;padding:0;margin:0;}
.sidebar-links li{border-bottom:1px solid var(--color-border);padding:8px 0;font-size:.88rem;}
.sidebar-links li:last-child{border-bottom:none;}
.eyebrow{display:inline-block;font-size:.78rem;text-transform:uppercase;letter-spacing:.5px;color:var(--color-gray);font-weight:600;margin-bottom:10px;}

/* ============ GLOSARIO ============ */
.glossary-list{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px;padding:48px 0;}
.glossary-item{border-left:3px solid var(--color-sand);padding-left:18px;}
.glossary-item h3{margin-bottom:.3em;font-size:1.1rem;}
.glossary-item p{color:var(--color-gray);font-size:.92rem;margin-bottom:0;}

/* ============ FAQ (details/summary) ============ */
.faq-list{padding:44px 0 20px;display:flex;flex-direction:column;gap:12px;}
.faq-item{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);padding:6px 22px;}
.faq-item summary{
  font-family:var(--font-heading);font-size:1.05rem;color:var(--color-olive-dark);
  cursor:pointer;padding:14px 0;list-style:none;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:'+';display:inline-block;width:1.1em;color:var(--color-sand);font-weight:700;}
.faq-item[open] summary::before{content:'−';}
.faq-item p{color:var(--color-gray);padding-bottom:16px;margin-bottom:0;}

/* ============ CONTACTO ============ */
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;padding:48px 0 64px;align-items:start;}
.contact-details{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:16px;}
.contact-details li{border-bottom:1px solid var(--color-border);padding-bottom:14px;}
.contact-details strong{display:block;font-size:.82rem;text-transform:uppercase;letter-spacing:.4px;color:var(--color-gray);margin-bottom:.3em;}
.contact-form-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:32px;}
.contact-form .form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:18px;}
.contact-form label{font-size:.85rem;font-weight:600;color:var(--color-olive-dark);}
.contact-form input,.contact-form select,.contact-form textarea{
  font-family:var(--font-body);font-size:.95rem;padding:11px 13px;
  border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);width:100%;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:2px solid var(--color-sand);border-color:var(--color-olive);}
.contact-form .form-checkbox{flex-direction:row;align-items:flex-start;gap:10px;}
.contact-form .form-checkbox input{width:auto;margin-top:4px;}
.contact-form .form-checkbox label{font-weight:400;font-size:.85rem;color:var(--color-gray);}
.form-success{
  display:none;background:#E7EEDA;border:1px solid var(--color-olive);color:var(--color-olive-dark);
  padding:16px 18px;border-radius:var(--radius-sm);margin-top:18px;font-weight:600;
}
.form-success.show{display:block;}
.map-embed{border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;}
.map-embed iframe{width:100%;height:340px;border:none;display:block;}

/* ============ PÁGINAS LEGALES ============ */
.legal-content{padding:48px 0 64px;}
.legal-content h2{margin-top:1.7em;font-size:1.35rem;border-bottom:2px solid var(--color-sand);padding-bottom:.35em;}
.legal-content h2:first-child{margin-top:0;}
.legal-content p,.legal-content li{color:var(--color-text);}
.legal-content ul{color:var(--color-text);}

/* ============ RESPONSIVE (ampliado) ============ */
@media (max-width:980px){
  .article-layout{grid-template-columns:1fr;}
  .article-sidebar{position:static;}
  .contact-layout{grid-template-columns:1fr;}
  .glossary-list{grid-template-columns:1fr;}
}

/* ============ RESPONSIVE ============ */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;}
  .content-layout{grid-template-columns:1fr;}
  aside.sidebar{position:static;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:720px){
  .nav-toggle{display:block;}
  .main-nav .container{display:none;flex-direction:column;}
  .main-nav.open .container{display:flex;}
  .main-nav ul{flex-direction:column;width:100%;}
  .main-nav .dropdown-menu{position:static;box-shadow:none;border:none;border-top:1px solid rgba(255,255,255,.15);}
  .main-nav .dropdown-menu a{color:#EDE7D6;}
  .card-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  h1{font-size:2rem;}
  .topbar-info{gap:10px;}
}