/* ── Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--text);line-height:1.8;font-size:1rem;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none;transition:all .25s ease}
a:hover{color:var(--accent-dark)}
h1,h2,h3,h4,h5{font-family:'Playfair Display',Georgia,serif;color:var(--heading);line-height:1.25;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.85rem,4.5vw,2.75rem);margin-bottom:.75rem;font-weight:800}
h2{font-size:clamp(1.4rem,3vw,1.85rem);margin:2.25rem 0 .75rem;font-weight:700}
h3{font-size:1.18rem;margin:1.5rem 0 .5rem;font-weight:600}
p{margin-bottom:1rem}
ul,ol{margin:0 0 1rem 1.5rem}
li{margin-bottom:.35rem}
table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.88rem}
th,td{padding:.65rem .85rem;text-align:left;border-bottom:1px solid var(--border)}
th{background:var(--bg-alt);font-weight:600;color:var(--heading);font-size:.75rem;text-transform:uppercase;letter-spacing:.8px;font-family:'Inter',sans-serif}
blockquote{border-left:3px solid var(--accent);padding:.85rem 1.5rem;margin:1.5rem 0;background:var(--accent-bg);border-radius:0 8px 8px 0;font-style:italic;color:var(--text-sec);font-family:'Playfair Display',Georgia,serif;font-size:1.05rem;line-height:1.7}
code{background:var(--code-bg);padding:.15rem .4rem;border-radius:4px;font-size:.88em;font-family:'JetBrains Mono',monospace}
hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}

/* ── Variables ── */
:root{
  --bg:#FAFAF8;--bg-alt:#F5F3EF;--card:#FFFFFF;--text:#2D2A26;--heading:#1A1714;--text-sec:#7A7368;
  --accent:#8B6914;--accent-dark:#6B4F0E;--accent-bg:rgba(139,105,20,.06);--accent-light:rgba(139,105,20,.12);
  --border:#E5E0D8;--shadow:0 1px 3px rgba(26,23,20,.05);--shadow-lg:0 8px 30px rgba(26,23,20,.08);
  --code-bg:#F5F3EF;--radius:10px;--max-w:1160px;--content-w:760px;
  --serif:'Playfair Display',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',monospace;
}

/* ── Ticker Bar ── */
.ticker{background:#1A1714;color:#E5E0D8;padding:.45rem 0;font-size:.78rem;position:sticky;top:0;z-index:100;letter-spacing:.2px;border-bottom:1px solid rgba(139,105,20,.3)}
.ticker-inner{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;gap:1.75rem;overflow-x:auto;scrollbar-width:none}
.ticker-inner::-webkit-scrollbar{display:none}
.ticker-item{white-space:nowrap;display:flex;align-items:center;gap:.4rem}
.ticker-label{color:#8A8279;text-transform:uppercase;font-size:.6rem;font-weight:600;letter-spacing:.8px}
.ticker-val{font-weight:600;font-variant-numeric:tabular-nums;color:#C9B87A}
.ticker-val.up{color:#7DB86A}.ticker-val.down{color:#D4654A}
.ticker-sep{color:#3D362E;font-size:.5rem}
.ticker-clock{margin-left:auto;font-variant-numeric:tabular-nums;color:#7A7368;font-weight:500}

/* ── Navigation ── */
.nav{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:30px;z-index:90;backdrop-filter:blur(12px);background:rgba(255,255,255,.92)}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;height:68px}
.nav-brand{display:flex;align-items:center;gap:.7rem;text-decoration:none}
.nav-logo{width:38px;height:38px;background:linear-gradient(135deg,#8B6914 0%,#C9A84C 100%);color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:800;font-size:1.15rem;box-shadow:0 2px 8px rgba(139,105,20,.25)}
.nav-title{font-family:var(--serif);font-size:1.05rem;font-weight:700;color:var(--heading);letter-spacing:-.01em}
.nav-title small{display:block;font-size:.6rem;font-weight:500;color:var(--text-sec);font-family:var(--sans);letter-spacing:1px;text-transform:uppercase;margin-top:.1rem}
.nav-links{display:flex;gap:.2rem;align-items:center}
.nav-links a{padding:.45rem .75rem;font-size:.82rem;color:var(--text-sec);border-radius:8px;transition:all .2s;font-weight:500;letter-spacing:.2px}
.nav-links a:hover{color:var(--accent);background:var(--accent-bg)}
.nav-links .nav-cta{background:linear-gradient(135deg,#8B6914,#A67C1A);color:#fff;padding:.45rem 1.1rem;margin-left:.5rem;font-weight:600;box-shadow:0 2px 8px rgba(139,105,20,.2)}
.nav-links .nav-cta:hover{box-shadow:0 4px 12px rgba(139,105,20,.35);transform:translateY(-1px)}
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:.5rem}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--heading);margin:4px 0;border-radius:2px;transition:.3s}
.mobile-menu{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200}
.mobile-menu.open{display:block}
.mobile-menu-panel{position:absolute;right:0;top:0;bottom:0;width:280px;background:var(--card);padding:1.5rem;box-shadow:var(--shadow-lg)}
.mobile-menu-panel a{display:block;padding:.6rem 0;font-size:.95rem;color:var(--text);border-bottom:1px solid var(--border)}
.mobile-menu-close{background:none;border:none;font-size:1.5rem;cursor:pointer;float:right;color:var(--text);margin-bottom:1rem}

@media(max-width:900px){
  .nav-links{display:none}
  .nav-hamburger{display:block}
}

/* ── Hero ── */
.hero{padding:4.5rem 1.5rem 3.5rem;text-align:center;max-width:var(--max-w);margin:0 auto}
.hero-badge{display:inline-block;background:var(--accent-bg);color:var(--accent);font-size:.72rem;font-weight:600;padding:.35rem 1rem;border-radius:999px;margin-bottom:1.5rem;text-transform:uppercase;letter-spacing:.8px;border:1px solid var(--accent-light)}
.hero h1{font-size:clamp(2.1rem,5.5vw,3.25rem);max-width:820px;margin:0 auto .75rem;font-weight:800}
.hero p{font-size:1.08rem;color:var(--text-sec);max-width:600px;margin:0 auto 2rem;line-height:1.75;font-weight:400}
.hero-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.5rem;border-radius:var(--radius);font-size:.88rem;font-weight:600;cursor:pointer;border:none;transition:all .25s ease;font-family:var(--sans);letter-spacing:.2px}
.btn-primary{background:linear-gradient(135deg,#8B6914,#A67C1A);color:#fff;box-shadow:0 2px 8px rgba(139,105,20,.2)}
.btn-primary:hover{background:linear-gradient(135deg,#7A5C10,#8B6914);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(139,105,20,.3)}
.btn-outline{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}
.btn-outline:hover{background:var(--accent-bg);color:var(--accent-dark)}
.btn-sm{padding:.5rem 1rem;font-size:.82rem}
.btn-wa{background:linear-gradient(135deg,#25D366,#128C7E);color:#fff;box-shadow:0 2px 8px rgba(37,211,102,.25)}
.btn-wa:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,211,102,.35);color:#fff}

/* ── Sections ── */
.section{max-width:var(--max-w);margin:0 auto;padding:3.5rem 1.5rem}
.section-header{text-align:center;margin-bottom:2.75rem}
.section-header h2{margin-bottom:.5rem}
.section-header p{color:var(--text-sec);max-width:560px;margin:0 auto;font-size:.95rem;line-height:1.7}
.section-label{font-size:.65rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);font-weight:700;margin-bottom:.5rem;display:block}

/* ── Cards Grid ── */
.cards{display:grid;gap:1.25rem}
.cards-2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.cards-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.cards-4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.65rem;transition:all .3s ease}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:rgba(139,105,20,.2)}
.card-icon{font-size:1.6rem;margin-bottom:.85rem}
.card h3{font-size:1.08rem;margin-bottom:.5rem}
.card p{font-size:.88rem;color:var(--text-sec);margin-bottom:.85rem;line-height:1.65}
.card-link{font-size:.82rem;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:.3rem}
.card-link:hover{gap:.55rem}

/* ── Service Card ── */
.svc-card{position:relative;overflow:hidden}
.svc-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#8B6914,#C9A84C);opacity:0;transition:opacity .3s}
.svc-card:hover::before{opacity:1}

/* ── Article Card ── */
.art-card .art-tag{font-size:.68rem;text-transform:uppercase;letter-spacing:.7px;color:var(--accent);font-weight:700;margin-bottom:.5rem;display:block}
.art-card h3{font-size:1.05rem;line-height:1.4;margin-bottom:.4rem}
.art-card .art-meta{font-size:.78rem;color:var(--text-sec);margin-top:.6rem}
.art-card .art-excerpt{font-size:.88rem;color:var(--text-sec);line-height:1.65}

/* ── Tool Card ── */
.tool-card{text-align:center;padding:2rem 1.5rem}
.tool-card .tool-icon{font-size:2.2rem;margin-bottom:.85rem;display:block}

/* ── CTA Banner ── */
.cta-banner{background:linear-gradient(135deg,#1A1714 0%,#2D2820 50%,#1A1714 100%);color:#E5E0D8;border-radius:var(--radius);padding:3.5rem 2.5rem;text-align:center;margin:2rem 0;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(139,105,20,.1) 0%,transparent 60%)}
.cta-banner h2{color:#E5E0D8;margin-bottom:.6rem;font-size:1.6rem}
.cta-banner p{color:#9A9186;margin-bottom:1.5rem;max-width:500px;margin-left:auto;margin-right:auto;line-height:1.7}
.cta-banner .btn{margin:.3rem}

/* ── Content Layout ── */
.content-layout{max-width:var(--max-w);margin:0 auto;padding:2rem 1.5rem;display:grid;grid-template-columns:1fr 300px;gap:2.75rem;align-items:start}
.content-main{min-width:0}
.content-sidebar{position:sticky;top:110px}

@media(max-width:900px){
  .content-layout{grid-template-columns:1fr;padding:1.5rem}
  .content-sidebar{position:static;order:-1}
}

/* ── Article Content ── */
.article-content{max-width:var(--content-w);margin:0 auto}
.article-content h2{padding-bottom:.6rem;border-bottom:1px solid var(--border)}
.article-content ul,.article-content ol{margin-bottom:1rem}
.article-content li{margin-bottom:.45rem;line-height:1.7}

/* ── TOC ── */
.toc{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem 1.65rem;margin:1.75rem 0}
.toc h4{font-size:.78rem;margin-bottom:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-sec);font-family:var(--sans)}
.toc ol{margin:0;padding-left:1.3rem;font-size:.88rem}
.toc li{margin-bottom:.4rem}
.toc a{color:var(--text)}

/* ── FAQ ── */
.faq-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.6rem;overflow:hidden;background:var(--card);transition:all .2s}
.faq-item:hover{border-color:rgba(139,105,20,.2)}
.faq-q{padding:.9rem 1.15rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.9rem;font-family:var(--sans)}
.faq-q::after{content:'+';font-size:1.3rem;color:var(--accent);font-weight:400;transition:transform .25s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 1.15rem;max-height:0;overflow:hidden;transition:all .3s;font-size:.88rem;color:var(--text-sec);line-height:1.75}
.faq-item.open .faq-a{padding:0 1.15rem 1.15rem;max-height:500px}

/* ── Sidebar ── */
.sidebar-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem;margin-bottom:1.35rem}
.sidebar-box h4{font-size:.75rem;margin-bottom:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-sec);font-family:var(--sans)}
.sidebar-box ul{list-style:none;margin:0;padding:0}
.sidebar-box li{margin-bottom:.4rem}
.sidebar-box a{font-size:.88rem;color:var(--text);display:block;padding:.25rem 0;transition:color .2s}
.sidebar-box a:hover{color:var(--accent)}

/* ── Newsletter ── */
.newsletter{background:var(--accent-bg);border:1px solid var(--accent-light);border-radius:var(--radius);padding:1.5rem;text-align:center;margin:2rem 0}
.newsletter h3{font-size:1.1rem;margin-bottom:.35rem}
.newsletter p{font-size:.85rem;color:var(--text-sec);margin-bottom:1rem}
.newsletter-form{display:flex;gap:.5rem;max-width:400px;margin:0 auto}
.newsletter-form input{flex:1;padding:.55rem .85rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.85rem;font-family:var(--sans);background:var(--card)}
.newsletter-form input:focus{outline:none;border-color:var(--accent)}

/* ── Footer ── */
.footer{background:#1A1714;color:#9A9186;padding:3.5rem 1.5rem 1.5rem;margin-top:3.5rem}
.footer-inner{max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem}
.footer h4{color:#E5E0D8;font-size:.72rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem;font-family:var(--sans);font-weight:700}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:.4rem}
.footer a{color:#8A8279;font-size:.85rem;transition:color .2s}
.footer a:hover{color:#C9A84C}
.footer-brand{margin-bottom:.85rem;font-family:var(--serif);font-size:1.15rem;color:#E5E0D8;font-weight:700}
.footer-copy{grid-column:1/-1;text-align:center;padding-top:1.75rem;border-top:1px solid #2D2820;font-size:.78rem;color:#5A554E;margin-top:1.25rem}
.footer-whatsapp{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,#25D366,#128C7E);color:#fff;padding:.5rem 1.15rem;border-radius:var(--radius);font-size:.85rem;font-weight:600;margin-top:.65rem;box-shadow:0 2px 8px rgba(37,211,102,.2)}
.footer-whatsapp:hover{color:#fff;transform:translateY(-1px);box-shadow:0 4px 15px rgba(37,211,102,.35)}

@media(max-width:768px){
  .footer-inner{grid-template-columns:1fr 1fr;gap:1.5rem}
}

/* ── Back to Top ── */
.back-top{position:fixed;bottom:1.5rem;right:1.5rem;width:42px;height:42px;background:var(--card);border:1px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-lg);z-index:50;transition:all .25s;font-size:1rem;color:var(--text-sec)}
.back-top:hover{background:linear-gradient(135deg,#8B6914,#C9A84C);color:#fff;border-color:transparent;transform:translateY(-2px)}

/* ── Breadcrumbs ── */
.breadcrumbs{font-size:.78rem;color:var(--text-sec);margin-bottom:1.25rem}
.breadcrumbs a{color:var(--text-sec)}
.breadcrumbs a:hover{color:var(--accent)}
.breadcrumbs span{margin:0 .4rem;color:var(--border)}

/* ── Ad container ── */
.ad-container{margin:1.5rem 0;text-align:center;min-height:90px}

/* ── Print ── */
@media print{
  .ticker,.nav,.footer,.back-top,.ad-container,.cta-banner,.content-sidebar{display:none!important}
  .content-layout{display:block}
  body{background:#fff;font-size:12pt}
}

/* ── Calculators ── */
.calc-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.25rem;margin:1.75rem 0;box-shadow:var(--shadow)}
.calc-box h3{margin-bottom:1.15rem;font-size:1.15rem}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:1.15rem;margin-bottom:1.15rem}
@media(max-width:600px){.calc-row{grid-template-columns:1fr}}
.calc-field{display:flex;flex-direction:column;gap:.35rem}
.calc-field label{font-size:.78rem;font-weight:600;color:var(--text-sec);text-transform:uppercase;letter-spacing:.5px;font-family:var(--sans)}
.calc-field input,.calc-field select{padding:.6rem .85rem;border:1px solid var(--border);border-radius:8px;font-size:.9rem;font-family:var(--sans);background:var(--bg);transition:border-color .2s}
.calc-field input:focus,.calc-field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}
.calc-result{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem;margin-top:1.15rem}
.calc-result h4{font-size:.78rem;color:var(--accent);margin-bottom:.6rem;text-transform:uppercase;letter-spacing:1px;font-family:var(--sans);font-weight:700}
.calc-result .big{font-size:1.6rem;font-weight:700;color:var(--heading);font-family:var(--serif)}
.calc-result table{margin-top:.6rem}

/* ── Schema markup (hidden) ── */
.schema{display:none}