:root{
  --green-dark:#004F44;
  --green:#71C148;
  --green-mist:#CEE6DA;
  --green-bg:#F2F8F4;
  --text:#1d1d1f;
  --muted:#5c6b63;
  --line:#dcebe2;
  --font-d:'Poppins',sans-serif;
  --font-b:'Roboto',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:#fff;color:var(--text);font-family:var(--font-b);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.2;font-weight:600;color:var(--green-dark);letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1320px;margin:0 auto;padding:0 24px}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1320px;margin:0 auto;padding:11px 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{height:40px;width:auto}
.nav-logo small{font-family:var(--font-d);font-size:10.5px;letter-spacing:.16em;color:var(--muted);font-weight:600}
.nav-links{display:flex;gap:26px;font-size:14px;color:var(--muted);font-family:var(--font-d)}
.nav-links a:hover{color:var(--green-dark)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-d);font-weight:600;font-size:15px;padding:15px 28px;border-radius:999px;transition:.2s;cursor:pointer;border:none}
.btn-primary{background:var(--green-dark);color:#fff}
.btn-primary:hover{background:#006a5b;transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,79,68,.25)}
.btn-light{background:#fff;color:var(--green-dark)}
.btn-light:hover{background:var(--green-mist)}
.nav-cta{padding:10px 20px;font-size:13px}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:34px;height:34px;background:none;border:none;cursor:pointer;padding:0;flex:none}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--green-dark);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* CABECERA DE BLOG */
.blog-hero{padding:132px 0 46px;background:linear-gradient(180deg,var(--green-bg) 0%,#fff 100%)}
.eyebrow{display:inline-block;font-family:var(--font-d);font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--green-dark);background:var(--green-mist);padding:7px 15px;border-radius:999px;margin-bottom:18px}
.blog-hero h1{font-size:clamp(32px,4.4vw,48px);margin-bottom:14px}
.blog-hero p{color:var(--muted);font-size:17px;max-width:640px}

/* LISTADO */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding:52px 0 76px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 28px;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(0,79,68,.12);border-color:var(--green-mist)}
.card .tag{align-self:flex-start;font-family:var(--font-d);font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--green-dark);background:var(--green-bg);border:1px solid var(--line);padding:5px 12px;border-radius:999px;margin-bottom:15px}
.card h2{font-size:21px;margin-bottom:10px}
.card p{font-size:14.5px;color:var(--muted);margin-bottom:18px}
.card .meta{margin-top:auto;font-size:12.5px;color:var(--muted);display:flex;gap:10px;align-items:center}
.card .more{font-family:var(--font-d);font-weight:600;font-size:14px;color:var(--green-dark)}
.card.feat{grid-column:1/-1;background:linear-gradient(135deg,var(--green-dark),#00695c);border-color:transparent}
.card.feat .tag{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.2)}
.card.feat h2{color:#fff;font-size:clamp(24px,3vw,32px);max-width:760px}
.card.feat p{color:#bcd8cd;font-size:16px;max-width:700px}
.card.feat .meta{color:#9cc4b5}
.card.feat .more{color:var(--green)}

/* ARTÍCULO */
.crumb{padding:106px 0 0;font-size:13px;color:var(--muted);font-family:var(--font-d)}
.crumb a:hover{color:var(--green-dark);text-decoration:underline}
.post-head{max-width:760px;margin:0 auto;padding:26px 24px 0}
.post-head h1{font-size:clamp(30px,4.2vw,44px);margin-bottom:16px}
.post-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:22px}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--green-mist)}
.post{max-width:760px;margin:0 auto;padding:0 24px 40px}
.lede{font-size:19px;line-height:1.65;color:var(--text);margin:30px 0 8px}
.post p{font-size:16.5px;line-height:1.75;color:#3d4a43;margin:20px 0}
.post h2{font-size:26px;margin:44px 0 6px}
.post h3{font-size:19px;margin:32px 0 4px}
.post ul,.post ol{margin:18px 0 18px 22px}
.post li{font-size:16.5px;line-height:1.7;color:#3d4a43;margin-bottom:10px}
.post b,.post strong{color:var(--text)}
.post a.inline{color:var(--green-dark);text-decoration:underline;text-underline-offset:3px}
.post a.inline:hover{color:var(--green)}
blockquote{border-left:3px solid var(--green);background:var(--green-bg);border-radius:0 14px 14px 0;padding:22px 26px;margin:32px 0}
blockquote p{margin:0;font-family:var(--font-d);font-size:19px;line-height:1.5;font-weight:500;color:var(--green-dark)}
.callout{background:var(--green-bg);border:1px solid var(--line);border-radius:16px;padding:24px 26px;margin:32px 0}
.callout h3{margin:0 0 10px;font-size:17px}
.callout p,.callout li{font-size:15px;margin:8px 0}
.callout ul{margin:10px 0 0 20px}
.checklist{list-style:none;margin:18px 0 0!important}
.checklist li{position:relative;padding-left:30px;margin-bottom:12px}
.checklist li::before{content:'✓';position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:var(--green);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center}
.tbl-wrap{overflow-x:auto;margin:30px 0}
table.data{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px}
table.data th,table.data td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.data thead th{font-family:var(--font-d);font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
table.data td:first-child{font-family:var(--font-d);font-weight:500;color:var(--green-dark)}
table.data .hl{background:var(--green-bg);color:var(--green-dark)}
.sources{margin:44px 0 0;border-top:1px solid var(--line);padding-top:24px}
.sources h3{font-size:15px;margin-bottom:12px}
.sources li{font-size:13.5px;color:var(--muted);margin-bottom:8px;line-height:1.55}
.sources a{color:var(--green-dark);text-decoration:underline;text-underline-offset:2px}
.author{display:flex;gap:14px;align-items:center;background:var(--green-bg);border:1px solid var(--line);border-radius:16px;padding:20px 22px;margin:40px 0 0}
.author .av{flex:none;width:48px;height:48px;border-radius:50%;background:var(--green-dark);color:#fff;font-family:var(--font-d);font-weight:700;display:flex;align-items:center;justify-content:center}
.author b{font-family:var(--font-d);font-size:14.5px;display:block;color:var(--text)}
.author p{margin:2px 0 0;font-size:13.5px;color:var(--muted)}

/* CTA FINAL */
.cta-card{background:linear-gradient(135deg,var(--green-dark),#00695c);border-radius:22px;padding:44px 42px;margin:52px auto 0;max-width:760px;text-align:center}
.cta-card h2{color:#fff;font-size:clamp(24px,3vw,31px);margin-bottom:10px}
.cta-card p{color:#bcd8cd;font-size:16px;margin-bottom:24px;max-width:520px;margin-left:auto;margin-right:auto}

/* RELACIONADOS */
.related{max-width:1320px;margin:0 auto;padding:66px 24px 20px}
.related h2{font-size:22px;margin-bottom:20px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rel{border:1px solid var(--line);border-radius:16px;padding:24px 22px;transition:.22s}
.rel:hover{border-color:var(--green-mist);transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,79,68,.1)}
.rel b{font-family:var(--font-d);font-size:15.5px;color:var(--green-dark);display:block;margin-bottom:7px;line-height:1.35}
.rel span{font-size:13px;color:var(--muted)}

/* FOOTER */
footer{border-top:1px solid var(--line);padding:46px 0 34px;margin-top:60px}
.foot-grid{display:flex;justify-content:space-between;gap:36px;flex-wrap:wrap}
.foot-grid img{height:42px;width:auto;margin-bottom:12px}
.foot-grid p,.foot-grid a{font-size:13px;color:var(--muted);display:block;margin-bottom:7px}
.foot-grid a:hover{color:var(--green-dark)}
.foot-title{color:var(--green-dark);font-family:var(--font-d);font-weight:600}
.copy{margin-top:34px;font-size:11.5px;color:var(--muted);opacity:.7}

@media(max-width:960px){
  .post-grid,.rel-grid{grid-template-columns:1fr}
  .nav-toggle{display:flex}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;gap:4px;background:#fff;padding:10px 24px 20px;box-shadow:0 16px 32px rgba(0,0,0,.10);border-top:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:10px 0;font-size:15px}
  .blog-hero{padding:112px 0 36px}
  .cta-card{padding:34px 26px}
  .post h2{font-size:23px}
}
@media(max-width:560px){
  .nav-inner{padding:9px 16px}
  .nav-logo img{height:26px}
  .nav-cta{padding:8px 14px;font-size:12px;white-space:nowrap;gap:0}
  .nav-right{gap:8px}
  .nav-toggle{width:26px;height:26px;gap:4px}
  .nav-toggle span{width:18px}
}