/* Capital & Sentido — Premium Spanish Financial Education */
:root{
  --bg:#f6f1e8;
  --bg-alt:#efe7d6;
  --ink:#0f1e1c;
  --ink-2:#334744;
  --muted:#6b7b78;
  --line:#d9cfbc;
  --paper:#fbf7ef;
  --gold:#b4884d;
  --gold-2:#8a6432;
  --green:#1f4b3a;
  --green-2:#2e6b52;
  --accent:#c2453b;
  --shadow:0 12px 40px -20px rgba(15,30,28,.35);
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Inter","Helvetica Neue",system-ui,sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Fraunces","Playfair Display",Georgia,serif;font-weight:500;letter-spacing:-.01em;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5vw,4.4rem);line-height:1.05;letter-spacing:-.03em}
h2{font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.1}
h3{font-size:1.35rem}
p{margin:0 0 1em;color:var(--ink-2)}
a{color:var(--green);text-decoration:none;border-bottom:1px solid rgba(31,75,58,.25);transition:.2s}
a:hover{color:var(--gold-2);border-color:var(--gold)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px;margin:0 auto;padding:0 24px}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(246,241,232,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:1280px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;font-family:"Fraunces",serif;font-size:1.35rem;font-weight:500;color:var(--ink);border:none}
.brand-mark{width:34px;height:34px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--gold),var(--gold-2));display:grid;place-items:center;color:#fff;font-family:"Fraunces";font-weight:600}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{border:none;font-size:.94rem;color:var(--ink-2);position:relative}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:.25s}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-cta{background:var(--ink);color:var(--paper)!important;padding:10px 18px;border-radius:999px;font-size:.9rem;border:none!important}
.nav-cta:hover{background:var(--green)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 10px;cursor:pointer}
@media(max-width:900px){
  .nav-links{position:absolute;top:100%;left:0;right:0;background:var(--paper);flex-direction:column;padding:20px;gap:18px;border-bottom:1px solid var(--line);display:none}
  .nav-links.open{display:flex}
  .burger{display:block}
}

/* Hero */
.hero{padding:80px 0 60px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:40px}}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-2);margin-bottom:22px;padding:6px 14px;border:1px solid var(--gold);border-radius:999px}
.lead{font-size:1.2rem;color:var(--ink-2);max-width:56ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:500;font-size:.98rem;cursor:pointer;border:1px solid transparent;transition:.25s;text-decoration:none}
.btn-primary{background:var(--ink);color:var(--paper);border:none}
.btn-primary:hover{background:var(--green);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}

/* Hero art */
.hero-art{aspect-ratio:1/1.05;background:linear-gradient(160deg,#fbf7ef,#efe0c3);border-radius:24px;position:relative;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.hero-art svg{position:absolute;inset:0;width:100%;height:100%}

/* Sections */
section{padding:80px 0}
.section-head{max-width:720px;margin-bottom:48px}
.section-head .eyebrow{margin-bottom:14px}

/* Cards / Topics grid */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}}
@media(max-width:600px){.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.3s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--gold)}
.card h3{margin-top:16px}
.card p{font-size:.96rem;margin-bottom:14px}
.card a.more{border:none;font-size:.88rem;color:var(--gold-2);text-transform:uppercase;letter-spacing:.15em}
.card-num{font-family:"Fraunces",serif;font-size:2rem;color:var(--gold);opacity:.55}

.topic-icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(140deg,var(--bg-alt),#fff);display:grid;place-items:center;border:1px solid var(--line)}

/* Stat strip */
.stats{background:var(--ink);color:var(--paper);padding:60px 0}
.stats .grid-4{gap:40px}
.stat h3{font-family:"Fraunces";font-size:3rem;color:var(--gold);margin:0}
.stat p{color:#bfc9c6;margin:6px 0 0;font-size:.95rem}

/* Editorial split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.split-art{aspect-ratio:4/5;border-radius:20px;background:linear-gradient(140deg,#efe0c3,#f6f1e8);border:1px solid var(--line);position:relative;overflow:hidden}

/* Calculator */
.calc{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:40px;box-shadow:var(--shadow)}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:800px){.calc-grid{grid-template-columns:1fr}}
label{display:block;font-size:.85rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:16px 0 6px}
input[type=number],input[type=text],input[type=email],select,textarea{
  width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);
  background:#fff;font-size:1rem;font-family:inherit;color:var(--ink);transition:.2s
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(180,136,77,.15)}
.range-row{display:flex;gap:12px;align-items:center}
input[type=range]{flex:1;accent-color:var(--gold)}
.result{background:var(--ink);color:var(--paper);border-radius:16px;padding:30px;display:flex;flex-direction:column;justify-content:center;gap:16px}
.result .big{font-family:"Fraunces";font-size:2.8rem;color:var(--gold);line-height:1}
.result small{color:#bfc9c6;letter-spacing:.1em;text-transform:uppercase;font-size:.75rem}

/* FAQ */
.faq details{border-bottom:1px solid var(--line);padding:22px 0;cursor:pointer}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;font-family:"Fraunces";font-size:1.2rem;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;color:var(--gold);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:14px;color:var(--ink-2)}

/* Newsletter */
.newsletter{background:linear-gradient(135deg,var(--green),#0f1e1c);color:var(--paper);border-radius:24px;padding:60px;text-align:center}
.newsletter h2{color:var(--paper)}
.newsletter p{color:#c9d4d1;max-width:52ch;margin:0 auto 30px}
.newsletter form{display:flex;gap:12px;max-width:480px;margin:0 auto;flex-wrap:wrap}
.newsletter input{flex:1;min-width:220px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);color:#fff}
.newsletter input::placeholder{color:#a4b2af}

/* Footer */
footer{background:var(--ink);color:#c9d4d1;padding:70px 0 30px;margin-top:60px}
footer h4{color:var(--paper);font-family:"Inter";font-size:.85rem;text-transform:uppercase;letter-spacing:.18em;margin-bottom:18px}
footer a{color:#c9d4d1;border:none;font-size:.94rem;display:block;padding:4px 0}
footer a:hover{color:var(--gold)}
.footer-bottom{margin-top:50px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#8fa19d}

/* Blog list */
.article-card{display:grid;grid-template-columns:220px 1fr;gap:28px;padding:32px 0;border-bottom:1px solid var(--line)}
@media(max-width:700px){.article-card{grid-template-columns:1fr}}
.article-thumb{aspect-ratio:4/3;border-radius:12px;background:linear-gradient(140deg,#efe0c3,#f6f1e8);border:1px solid var(--line);overflow:hidden;position:relative}
.tag{display:inline-block;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-2);padding:4px 10px;border:1px solid var(--gold);border-radius:999px;margin-bottom:10px}

/* Chart */
.chart-wrap{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px}
canvas{max-width:100%;height:auto!important}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* Utility */
.center{text-align:center}
.mt-0{margin-top:0}.mt-40{margin-top:40px}
.divider{height:1px;background:var(--line);margin:60px 0}
.badge-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.badge{background:var(--bg-alt);border:1px solid var(--line);padding:6px 12px;border-radius:999px;font-size:.82rem;color:var(--ink-2)}

/* Focus */
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:8px;z-index:100}