/* ==========================================================================
   Encore — Fundamentos de la Contabilidad y Gestión Financiera
   Hoja de estilos principal
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@400;700;900&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --color-bg:#F7F3EA;
  --color-bg-alt:#EFE8D8;
  --color-panel:#FFFFFF;
  --color-emerald:#125C4E;
  --color-emerald-dark:#0C4238;
  --color-emerald-light:#1E8A72;
  --color-text:#2C2924;
  --color-text-muted:#665F55;
  --color-border:#DCD3BC;
  --color-warn-bg:#F4E9DC;
  --font-heading:'Merriweather', Georgia, serif;
  --font-body:'Inter', -apple-system, sans-serif;
  --radius:6px;
  --shadow-sm:0 1px 3px rgba(44,41,36,0.08);
  --shadow-md:0 6px 20px rgba(44,41,36,0.10);
  --maxw:1180px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:var(--font-body);
  background:var(--color-bg);
  color:var(--color-text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--color-emerald);text-decoration:none;}
a:hover{color:var(--color-emerald-light);text-decoration:underline;}
h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-emerald-dark);line-height:1.28;margin:0 0 .6em;font-weight:700;}
h1{font-size:2.4rem;}
h2{font-size:1.75rem;margin-top:2.2em;}
h3{font-size:1.3rem;margin-top:1.6em;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.2em;padding-left:1.4em;}
li{margin-bottom:.4em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:64px 0;}
.section-alt{background:var(--color-bg-alt);}
.text-muted{color:var(--color-text-muted);}
.small-caps{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:600;color:var(--color-emerald);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;
  padding:13px 28px;
  border-radius:var(--radius);
  font-weight:600;
  font-size:.95rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .15s ease, color .15s ease, border-color .15s ease;
}
.btn-primary{background:var(--color-emerald);color:#fff;}
.btn-primary:hover{background:var(--color-emerald-dark);color:#fff;text-decoration:none;}
.btn-outline{background:transparent;border-color:var(--color-emerald);color:var(--color-emerald-dark);}
.btn-outline:hover{background:var(--color-emerald);color:#fff;text-decoration:none;}
.btn-block{display:block;width:100%;text-align:center;}

/* ---------- Header ---------- */
.site-header{
  background:var(--color-panel);
  border-bottom:1px solid var(--color-border);
  position:sticky;top:0;z-index:50;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;max-width:var(--maxw);margin:0 auto;
}
.logo{
  font-family:var(--font-heading);font-weight:900;font-size:1.5rem;
  color:var(--color-emerald-dark);letter-spacing:.02em;
}
.logo span{color:var(--color-emerald-light);}
.logo-sub{display:block;font-family:var(--font-body);font-weight:500;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-text-muted);}
.main-nav ul{display:flex;gap:26px;margin:0;padding:0;list-style:none;}
.main-nav a{color:var(--color-text);font-weight:500;font-size:.95rem;}
.main-nav a:hover,.main-nav a.active{color:var(--color-emerald);text-decoration:none;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--color-emerald-dark);margin:5px 0;}

@media (max-width:900px){
  .nav-toggle{display:block;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;background:var(--color-panel);
    border-bottom:1px solid var(--color-border);
    max-height:0;overflow:hidden;transition:max-height .25s ease;
  }
  .main-nav.open{max-height:520px;}
  .main-nav ul{flex-direction:column;gap:0;padding:8px 24px 18px;}
  .main-nav li{border-top:1px solid var(--color-border);}
  .main-nav a{display:block;padding:12px 0;}
}

/* ---------- Hero ---------- */
.hero{
  padding:70px 0 60px;
  border-bottom:1px solid var(--color-border);
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.hero h1{font-size:2.6rem;}
.hero-lede{font-size:1.15rem;color:var(--color-text-muted);max-width:46ch;}
.hero-actions{display:flex;gap:16px;margin-top:28px;flex-wrap:wrap;}
.hero-media img{border-radius:var(--radius);box-shadow:var(--shadow-md);}
@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;}
  .hero h1{font-size:2.05rem;}
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);padding:14px 0;}
.breadcrumb ol{display:flex;list-style:none;margin:0;padding:0;gap:8px;flex-wrap:wrap;font-size:.85rem;color:var(--color-text-muted);}
.breadcrumb a{color:var(--color-text-muted);}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:var(--color-border);}
.breadcrumb li[aria-current]{color:var(--color-emerald-dark);font-weight:600;}

/* ---------- Cards / Grids ---------- */
.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:860px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:var(--color-panel);border:1px solid var(--color-border);
  border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);
}
.card h3{margin-top:0;}
.card-icon{
  width:44px;height:44px;border-radius:50%;
  background:var(--color-bg-alt);color:var(--color-emerald);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-heading);font-weight:700;margin-bottom:16px;
}

.article-card{background:var(--color-panel);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;}
.article-card img{aspect-ratio:16/10;object-fit:cover;}
.article-card-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.article-card-body h3{margin-top:0;font-size:1.15rem;}
.article-meta{font-size:.78rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;}
.article-card-body p{color:var(--color-text-muted);flex:1;}
.read-more{margin-top:auto;font-weight:600;}

/* ---------- Tables (financial data) ---------- */
.table-wrap{overflow-x:auto;margin:1.6em 0;border:1px solid var(--color-border);border-radius:var(--radius);}
table{width:100%;border-collapse:collapse;background:var(--color-panel);font-size:.95rem;}
table caption{text-align:left;padding:12px 16px;font-weight:600;background:var(--color-bg-alt);color:var(--color-emerald-dark);}
th,td{padding:12px 16px;border-bottom:1px solid var(--color-border);text-align:left;}
thead th{background:var(--color-emerald);color:#fff;font-family:var(--font-heading);font-weight:700;}
tbody tr:nth-child(even){background:var(--color-bg-alt);}
tbody tr:hover{background:#EAE2CB;}

/* ---------- Stat / metric bar (non-decorative, load-bearing data) ---------- */
.metric-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0;border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;margin:1.8em 0;}
.metric{padding:22px;background:var(--color-panel);border-right:1px solid var(--color-border);}
.metric:last-child{border-right:none;}
.metric .value{font-family:var(--font-heading);font-size:1.8rem;color:var(--color-emerald-dark);font-weight:700;}
.metric .label{font-size:.85rem;color:var(--color-text-muted);}

/* ---------- Callouts ---------- */
.callout{border-left:3px solid var(--color-emerald);background:var(--color-bg-alt);padding:20px 24px;margin:1.8em 0;border-radius:0 var(--radius) var(--radius) 0;}
.callout h4{margin-top:0;font-family:var(--font-body);color:var(--color-emerald-dark);}
.callout-warning{border-left-color:#8C5A22;background:var(--color-warn-bg);}

/* ---------- Two-column article layout ---------- */
.content-layout{display:grid;grid-template-columns:2.2fr 1fr;gap:48px;align-items:start;}
@media (max-width:900px){.content-layout{grid-template-columns:1fr;}}
.sidebar-box{background:var(--color-panel);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px;margin-bottom:24px;}
.sidebar-box h4{margin-top:0;font-family:var(--font-body);text-transform:uppercase;font-size:.82rem;letter-spacing:.06em;color:var(--color-emerald);}
.sidebar-box ul{padding-left:1.1em;}
.toc-box a{display:block;padding:6px 0;border-bottom:1px dashed var(--color-border);font-size:.92rem;}
.toc-box a:last-child{border-bottom:none;}

/* ---------- FAQ Accordion ---------- */
.faq-item{border-bottom:1px solid var(--color-border);}
.faq-question{
  width:100%;text-align:left;background:none;border:none;padding:20px 0;
  font-family:var(--font-heading);font-size:1.05rem;color:var(--color-emerald-dark);
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq-question::after{content:"+";font-size:1.4rem;color:var(--color-emerald);flex-shrink:0;}
.faq-question[aria-expanded="true"]::after{content:"−";}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--color-text-muted);}
.faq-answer-inner{padding:0 0 20px;}

/* ---------- Forms ---------- */
.form-field{margin-bottom:20px;}
.form-field label{display:block;font-weight:600;margin-bottom:6px;font-size:.92rem;}
.form-field input,.form-field textarea,.form-field select{
  width:100%;padding:12px 14px;border:1px solid var(--color-border);border-radius:var(--radius);
  font-family:var(--font-body);font-size:.95rem;background:#fff;color:var(--color-text);
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{outline:2px solid var(--color-emerald-light);outline-offset:1px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
@media (max-width:640px){.form-row{grid-template-columns:1fr;}}
.form-consent{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--color-text-muted);}
.form-consent input{width:auto;margin-top:3px;}
#form-success{
  display:none;background:#E4F1EB;border:1px solid var(--color-emerald-light);color:var(--color-emerald-dark);
  padding:18px 20px;border-radius:var(--radius);margin-bottom:24px;font-weight:600;
}
#form-success.visible{display:block;}
.contact-info-list{list-style:none;padding:0;}
.contact-info-list li{padding:14px 0;border-bottom:1px solid var(--color-border);}
.contact-info-list .label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);}

/* ---------- Glossary ---------- */
.glossary-letter{font-family:var(--font-heading);font-size:1.6rem;color:var(--color-emerald);border-bottom:2px solid var(--color-emerald);padding-bottom:4px;margin-top:2em;}
.glossary-term{padding:16px 0;border-bottom:1px solid var(--color-border);}
.glossary-term dt{font-weight:700;color:var(--color-emerald-dark);font-family:var(--font-heading);}
.glossary-term dd{margin:6px 0 0;color:var(--color-text-muted);}
.glossary-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;}
@media (max-width:760px){.glossary-list{grid-template-columns:1fr;}}
.glossary-item{padding:20px 0;border-bottom:1px solid var(--color-border);}
.glossary-item h3{margin-top:0;font-size:1.1rem;}
.glossary-item p{color:var(--color-text-muted);margin-bottom:0;font-size:.95rem;}

/* ---------- Simple FAQ list (non-accordion) ---------- */
.faq-item h3{margin-top:0;font-size:1.1rem;color:var(--color-emerald-dark);}
.faq-item p{color:var(--color-text-muted);}

/* ---------- Check list ---------- */
.check-list{list-style:none;padding:0;margin:1.4em 0;}
.check-list li{position:relative;padding-left:28px;margin-bottom:12px;color:var(--color-text-muted);}
.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--color-emerald);font-weight:700;}

/* ---------- Sitemap grid ---------- */
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;}
@media (max-width:860px){.sitemap-grid{grid-template-columns:1fr;}}
.sitemap-grid h3{border-bottom:1px solid var(--color-border);padding-bottom:10px;margin-top:0;}
.sitemap-grid ul{list-style:none;padding:0;}
.sitemap-grid li{padding:6px 0;border-bottom:1px dashed var(--color-border);}

/* ---------- Generic page hero (non-home pages) ---------- */
.page-hero{padding:56px 0 44px;border-bottom:1px solid var(--color-border);background:var(--color-panel);}
.page-hero h1{font-size:2.1rem;margin-bottom:.5em;}
.page-hero .hero-lede{max-width:64ch;}
.page-hero-legal .hero-lede{color:var(--color-text-muted);font-size:.95rem;max-width:none;}

/* ---------- Legal document body ---------- */
.legal-content h2{font-size:1.3rem;margin-top:1.9em;color:var(--color-emerald-dark);}
.legal-content p,.legal-content li{color:var(--color-text-muted);}
.legal-content ul{margin-top:.6em;}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-emerald-dark);color:#DDE7E2;margin-top:40px;}
.footer-top{padding:56px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{color:#fff;font-family:var(--font-body);font-size:.85rem;text-transform:uppercase;letter-spacing:.07em;margin-bottom:16px;}
.footer-grid ul{list-style:none;padding:0;margin:0;}
.footer-grid li{margin-bottom:10px;}
.footer-grid a{color:#C6D6D0;}
.footer-grid a:hover{color:#fff;}
.footer-disclaimer{border-top:1px solid rgba(255,255,255,0.12);padding:26px 0;font-size:.82rem;color:#A9BDB6;}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.12);padding:18px 0;font-size:.82rem;color:#A9BDB6;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.tag-list{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.tag{background:var(--color-bg-alt);color:var(--color-emerald-dark);font-size:.78rem;font-weight:600;padding:5px 12px;border-radius:20px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);}