/* =====================================================
   Potion — Análisis Contable | Financial Insight Blueprint
   Hoja de estilos principal
===================================================== */

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

:root{
  --color-navy:#0B2A4A;
  --color-navy-deep:#071A2E;
  --color-graphite:#3C4450;
  --color-graphite-light:#6B7280;
  --color-accent:#4FA3D1;
  --color-accent-dark:#2E7FB0;
  --color-bg:#FFFFFF;
  --color-bg-alt:#F3F6F8;
  --color-border:#E1E6EA;
  --color-text:#1D2530;
  --color-text-muted:#57616D;

  --font-heading:'Sora', sans-serif;
  --font-body:'Inter', sans-serif;

  --radius-sm:2px;
  --radius-md:4px;
  --container:1180px;
}

*{margin:0;padding:0;box-sizing:border-box;}

html{scroll-behavior:smooth;}

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;background:var(--color-bg-alt);}

a{color:var(--color-accent-dark);text-decoration:none;}
a:hover{text-decoration:underline;}

h1,h2,h3,h4{
  font-family:var(--font-heading);
  color:var(--color-navy);
  font-weight:600;
  line-height:1.25;
}

h1{font-size:2.4rem;font-weight:700;}
h2{font-size:1.8rem;margin-bottom:1rem;}
h3{font-size:1.3rem;margin-bottom:.6rem;}
h4{font-size:1.1rem;margin-bottom:.4rem;}

p{margin-bottom:1rem;color:var(--color-text);}

ul,ol{margin:0 0 1rem 1.3rem;}
li{margin-bottom:.4rem;}

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

.section{padding:64px 0;}
.section-alt{background:var(--color-bg-alt);}
.section-border-top{border-top:1px solid var(--color-border);}

.section-head{max-width:760px;margin-bottom:2.5rem;}
.section-head .eyebrow{
  display:block;
  font-family:var(--font-heading);
  text-transform:uppercase;
  font-size:.78rem;
  letter-spacing:.12em;
  color:var(--color-accent-dark);
  margin-bottom:.6rem;
}

/* ============ TOP INFO BAR ============ */
.top-bar{
  background:var(--color-navy-deep);
  color:#CBD8E3;
  font-size:.82rem;
}
.top-bar .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding-top:8px;
  padding-bottom:8px;
  flex-wrap:wrap;
  gap:6px;
}
.top-bar a{color:#CBD8E3;}
.top-bar ul{display:flex;gap:22px;margin:0;list-style:none;}
.top-bar li{margin:0;}

/* ============ HEADER / NAV ============ */
header.site-header{
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  position:sticky;
  top:0;
  z-index:500;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 0;
}
.logo{
  font-family:var(--font-heading);
  font-size:1.5rem;
  font-weight:700;
  color:var(--color-navy);
  letter-spacing:-.02em;
}
.logo span{color:var(--color-accent);}

nav.main-nav{display:flex;align-items:center;}
nav.main-nav > ul{
  display:flex;
  list-style:none;
  margin:0;
  gap:6px;
  align-items:center;
}
nav.main-nav > ul > li{position:relative;margin:0;}
nav.main-nav > ul > li > a{
  display:block;
  padding:10px 14px;
  color:var(--color-graphite);
  font-weight:500;
  font-size:.95rem;
  border-radius:var(--radius-sm);
}
nav.main-nav > ul > li > a:hover,
nav.main-nav > ul > li.active > a{
  color:var(--color-navy);
  background:var(--color-bg-alt);
  text-decoration:none;
}
.has-dropdown > a::after{content:" ▾";font-size:.7em;}
.dropdown{
  position:absolute;
  top:100%;
  left:0;
  min-width:260px;
  background:#fff;
  border:1px solid var(--color-border);
  box-shadow:0 8px 24px rgba(11,42,74,.08);
  padding:8px;
  display:none;
  list-style:none;
  border-radius:var(--radius-md);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown{display:block;}
.dropdown li a{
  display:block;
  padding:9px 12px;
  color:var(--color-graphite);
  font-size:.9rem;
  border-radius:var(--radius-sm);
}
.dropdown li a:hover{background:var(--color-bg-alt);color:var(--color-navy);text-decoration:none;}

.nav-cta{
  background:var(--color-navy);
  color:#fff !important;
  padding:10px 18px !important;
  border-radius:var(--radius-sm);
  margin-left:6px;
}
.nav-cta:hover{background:var(--color-accent-dark);color:#fff !important;}

.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--color-navy);cursor:pointer;}

/* ============ BREADCRUMB ============ */
.breadcrumb{
  background:var(--color-bg-alt);
  border-bottom:1px solid var(--color-border);
  font-size:.85rem;
  padding:12px 0;
  color:var(--color-text-muted);
}
.breadcrumb a{color:var(--color-graphite);}
.breadcrumb span{margin:0 6px;color:#A7B0B9;}

/* ============ HERO ============ */
.hero{padding:72px 0 64px;}
.hero .container{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.hero h1{margin-bottom:1.1rem;}
.hero .lead{
  font-size:1.15rem;
  color:var(--color-text-muted);
  max-width:540px;
  margin-bottom:1.8rem;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-figure img{border-radius:var(--radius-md);width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-meta{
  display:flex;
  gap:32px;
  margin-top:2.2rem;
  padding-top:1.6rem;
  border-top:1px solid var(--color-border);
  flex-wrap:wrap;
}
.hero-meta div{max-width:220px;}
.hero-meta strong{display:block;font-family:var(--font-heading);color:var(--color-navy);font-size:.95rem;}
.hero-meta p{font-size:.85rem;color:var(--color-text-muted);margin:2px 0 0;}

/* ============ BUTTONS ============ */
.btn{
  display:inline-block;
  padding:12px 24px;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:.92rem;
  border:1px solid transparent;
  cursor:pointer;
  font-family:var(--font-body);
}
.btn-primary{background:var(--color-navy);color:#fff;}
.btn-primary:hover{background:var(--color-accent-dark);color:#fff;text-decoration:none;}
.btn-outline{background:transparent;border-color:var(--color-navy);color:var(--color-navy);}
.btn-outline:hover{background:var(--color-navy);color:#fff;text-decoration:none;}
.btn-block{width:100%;text-align:center;}

/* ============ GRID / CARDS ============ */
.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);}

.card{
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  padding:26px;
}
.card h3{font-size:1.08rem;}
.card .card-index{
  font-family:var(--font-heading);
  color:var(--color-accent-dark);
  font-size:.8rem;
  letter-spacing:.08em;
  margin-bottom:.6rem;
  display:block;
}

.service-card img{border-radius:var(--radius-md);aspect-ratio:16/10;object-fit:cover;margin-bottom:14px;}

/* ============ TABLES ============ */
.data-table{width:100%;border-collapse:collapse;margin:1.6rem 0;font-size:.92rem;}
.data-table caption{
  text-align:left;
  font-family:var(--font-heading);
  color:var(--color-navy);
  margin-bottom:.6rem;
  font-weight:600;
}
.data-table th,.data-table td{
  border:1px solid var(--color-border);
  padding:11px 14px;
  text-align:left;
}
.data-table thead th{
  background:var(--color-navy);
  color:#fff;
  font-family:var(--font-heading);
  font-weight:500;
  font-size:.82rem;
  letter-spacing:.03em;
}
.data-table tbody tr:nth-child(even){background:var(--color-bg-alt);}

/* ============ TWO COLUMN CONTENT + SIDEBAR (TOC) ============ */
.content-layout{display:grid;grid-template-columns:2.2fr 1fr;gap:48px;align-items:start;}
.toc{
  background:var(--color-bg-alt);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  padding:22px;
  position:sticky;
  top:96px;
}
.toc h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-graphite);}
.toc ol{margin:0;list-style:none;counter-reset:toc;}
.toc ol li{counter-increment:toc;margin-bottom:.5rem;font-size:.88rem;}
.toc ol li a{color:var(--color-graphite);}
.toc ol li a::before{content:counter(toc) ". ";color:var(--color-accent-dark);font-weight:600;}

blockquote{
  border-left:3px solid var(--color-accent);
  padding:6px 0 6px 20px;
  color:var(--color-graphite);
  font-style:italic;
  margin:1.6rem 0;
  font-size:1.05rem;
}

/* ============ STAT / DATA STRIP ============ */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  overflow:hidden;
}
.stat-strip div{
  padding:24px;
  border-right:1px solid var(--color-border);
}
.stat-strip div:last-child{border-right:none;}
.stat-strip strong{
  display:block;
  font-family:var(--font-heading);
  font-size:1.7rem;
  color:var(--color-navy);
}
.stat-strip p{font-size:.82rem;color:var(--color-text-muted);margin:4px 0 0;}

/* ============ ACCORDION (FAQ) ============ */
.accordion-item{border-bottom:1px solid var(--color-border);}
.accordion-item button{
  width:100%;
  text-align:left;
  background:none;
  border:none;
  padding:18px 4px;
  font-family:var(--font-heading);
  font-size:1.02rem;
  color:var(--color-navy);
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.accordion-item button::after{content:"+";font-size:1.3rem;color:var(--color-accent-dark);}
.accordion-item.open button::after{content:"–";}
.accordion-panel{display:none;padding:0 4px 18px;color:var(--color-text-muted);}
.accordion-item.open .accordion-panel{display:block;}

/* ============ BLOG ============ */
.post-card img{aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-md);margin-bottom:14px;}
.post-card .meta{font-size:.78rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.4rem;}
.post-hero-figure img{aspect-ratio:16/7;object-fit:cover;border-radius:var(--radius-md);}

/* ============ TEAM ============ */
.team-card img{aspect-ratio:1/1;object-fit:cover;border-radius:var(--radius-md);margin-bottom:12px;}
.team-card p.role{color:var(--color-accent-dark);font-size:.85rem;font-weight:600;margin-bottom:.4rem;}

/* ============ CONTACT ============ */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
.contact-info-list{list-style:none;margin:0;}
.contact-info-list li{
  display:flex;
  gap:14px;
  padding:16px 0;
  border-bottom:1px solid var(--color-border);
}
.contact-info-list strong{display:block;color:var(--color-navy);font-family:var(--font-heading);font-size:.9rem;}
.contact-info-list span{color:var(--color-text-muted);font-size:.92rem;}

form.form{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:.85rem;font-weight:600;color:var(--color-graphite);margin-bottom:6px;}
.form-row input,.form-row select,.form-row textarea{
  width:100%;
  padding:11px 13px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  font-family:var(--font-body);
  font-size:.94rem;
  background:#fff;
}
.form-row textarea{resize:vertical;min-height:120px;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:2px solid var(--color-accent);border-color:var(--color-accent);}
.form-note{font-size:.78rem;color:var(--color-text-muted);margin-top:10px;}
#formSuccess{
  display:none;
  background:#EAF4EC;
  border:1px solid #A9D3B2;
  color:#245C34;
  padding:16px 18px;
  border-radius:var(--radius-sm);
  margin-bottom:16px;
  font-size:.92rem;
}
#formSuccess.show{display:block;}
.map-figure img{border-radius:var(--radius-md);aspect-ratio:4/3;object-fit:cover;}

/* ============ CTA BAND ============ */
.cta-band{background:var(--color-navy);color:#fff;padding:56px 0;}
.cta-band h2{color:#fff;}
.cta-band p{color:#C9D6E2;}
.cta-band .container{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;}

/* ============ FOOTER ============ */
footer.site-footer{background:var(--color-navy-deep);color:#B9C6D3;padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.footer-grid h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px;}
.footer-grid ul{list-style:none;margin:0;}
.footer-grid ul li{margin-bottom:8px;font-size:.88rem;}
.footer-grid a{color:#B9C6D3;}
.footer-grid a:hover{color:#fff;}
.footer-brand p{color:#9AAAB9;font-size:.88rem;max-width:280px;}
.footer-logo{font-family:var(--font-heading);font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:10px;display:block;}
.footer-bottom{
  border-top:1px solid #16324F;
  padding:18px 0;
  font-size:.8rem;
  color:#8298AA;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
}
.footer-bottom ul{display:flex;gap:18px;list-style:none;margin:0;}
.footer-bottom a{color:#8298AA;}

/* ============ MISC UTILITIES ============ */
.text-muted{color:var(--color-text-muted);}
.mt-lg{margin-top:2.5rem;}
.center{text-align:center;}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:36px;}
.tag-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 1rem;}
.tag-list li{
  border:1px solid var(--color-border);
  padding:5px 12px;
  border-radius:20px;
  font-size:.78rem;
  color:var(--color-graphite);
}

/* Legal pages */
.legal-page{max-width:760px;}
.legal-page h1{margin-top:.4rem;}
.legal-page h2{
  font-size:1.2rem;
  margin-top:2.2rem;
  padding-top:1.4rem;
  border-top:1px solid var(--color-border);
}
.legal-page p, .legal-page li{color:var(--color-graphite);}
.legal-page ul{margin:0 0 1rem 1.1rem;}
.legal-page li{margin-bottom:.4rem;}
.legal-table{width:100%;border-collapse:collapse;margin:1rem 0 1.5rem;font-size:.88rem;}
.legal-table th,.legal-table td{
  border:1px solid var(--color-border);
  padding:10px 12px;
  text-align:left;
  vertical-align:top;
}
.legal-table th{background:var(--color-bg-alt);color:var(--color-navy);font-family:var(--font-heading);}
.legal-updated{
  font-size:.85rem;
  color:var(--color-text-muted);
  border-left:2px solid var(--color-accent);
  padding-left:12px;
  margin:1rem 0 2rem;
}

.plain-list{list-style:none;margin:0;padding:0;}
.plain-list li{padding:8px 0;border-bottom:1px solid var(--color-border);font-size:.92rem;color:var(--color-graphite);}
.plain-list li:last-child{border-bottom:none;}

/* Case studies */
.case-card{
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:#fff;
  padding:32px;
  margin-bottom:28px;
}
.case-tag{
  display:inline-block;
  font-size:.76rem;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--color-accent-dark);
  font-weight:600;
  margin-bottom:10px;
}
.case-card h2{margin-bottom:14px;}

/* Glossary */
.glossary-letter{
  font-family:var(--font-heading);
  color:var(--color-accent-dark);
  font-size:1.5rem;
  border-bottom:2px solid var(--color-border);
  padding-bottom:6px;
  margin:2.2rem 0 1rem;
}
.glossary-term dt{font-weight:600;color:var(--color-navy);font-family:var(--font-heading);margin-top:14px;}
.glossary-term dd{color:var(--color-text-muted);margin:2px 0 0;}

/* Sitemap page */
.sitemap-list a{display:block;padding:6px 0;}

/* ============ RESPONSIVE ============ */
@media (max-width:960px){
  .hero .container{grid-template-columns:1fr;}
  .content-layout{grid-template-columns:1fr;}
  .toc{position:static;}
  .contact-layout{grid-template-columns:1fr;}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-strip div{border-bottom:1px solid var(--color-border);}
}
@media (max-width:720px){
  .nav-toggle{display:block;}
  nav.main-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--color-border);
    display:none;
    flex-direction:column;
    padding:12px;
  }
  nav.main-nav.open{display:flex;}
  nav.main-nav > ul{flex-direction:column;width:100%;align-items:stretch;}
  .dropdown{position:static;box-shadow:none;display:none;}
  .has-dropdown.open .dropdown{display:block;}
  header.site-header{position:relative;}
  .top-bar ul{gap:12px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  h1{font-size:1.9rem;}
  .two-col{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr;}
}