/* ════════ Sistema de diseno compartido — web publica Nova Digitals ════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:#ffffff;color:#0c1f1d;-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(45,125,125,.18)}
:root{
  --teal:#2d7d7d;--teal-dark:#1d5555;--teal-light:#2d7d7d;--teal-glow:#1d5555;
  --bg:#ffffff;--bg-2:#f5f6f6;--bg-3:#eceeee;
  --card:#ffffff;--card-border:rgba(12,110,110,.14);
  --card-shadow:0 1px 2px rgba(12,31,29,.04),0 8px 28px rgba(12,31,29,.06);
  --green:#25d366;--amber:#b45309;
  --txt:#0c1f1d;--txt-2:#3f5957;--txt-3:#6b8583;
  --r:10px;--r-lg:16px;--r-xl:24px;--font-display:'Space Grotesk','Inter',sans-serif;
}
.container{max-width:1140px;margin:0 auto;padding:0 24px}
.container-rd{max-width:760px;margin:0 auto;padding:0 24px}
.post,.rel-card,.rd-toc,.rd-sub,.rd-cta{box-shadow:var(--card-shadow)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--teal-glow);margin-bottom:16px}
.eyebrow::before{content:'';width:24px;height:1.5px;background:var(--teal-glow);opacity:.6}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 28px;border-radius:var(--r);font-size:15px;font-weight:700;cursor:pointer;border:none;transition:transform .18s,box-shadow .18s,background .18s;white-space:nowrap;font-family:'Inter',sans-serif}
.btn-glow{background:#1d5555;color:#fff;box-shadow:0 2px 6px rgba(12,31,29,.12)}
.btn-glow:hover{transform:translateY(-1px);background:#163f3f;box-shadow:0 6px 16px rgba(12,31,29,.18)}
.btn-ghost{background:#fff;color:var(--teal-dark);border:1px solid var(--card-border)}
.btn-ghost:hover{background:var(--bg-2);border-color:rgba(12,110,110,.3)}

/* ── NAV ── */
#nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 28px;height:68px;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid rgba(12,110,110,.08);transition:background .3s,box-shadow .3s}
#nav.scrolled{background:rgba(255,255,255,.96);box-shadow:0 1px 20px rgba(12,31,29,.06)}
.nav-logo{display:flex;align-items:center;gap:11px}
.nav-logo svg{width:38px;height:38px;flex-shrink:0}
.nav-logo-text{line-height:1}
.nav-logo-text .brand{font-family:var(--font-display);font-size:15px;font-weight:700;color:var(--txt);letter-spacing:.05em;text-transform:uppercase}
.nav-logo-text .tag{font-size:8.5px;font-weight:600;color:var(--teal-light);letter-spacing:.2em;text-transform:uppercase;margin-top:3px;display:block}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:13.5px;font-weight:500;color:var(--txt-2);transition:color .15s}
.nav-links a:hover{color:var(--txt)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-cta .login{font-size:13px;font-weight:600;color:var(--txt-2)}
.nav-cta .login:hover{color:var(--txt)}
.nav-cta .btn{padding:10px 22px;font-size:13px}
@media(max-width:900px){.nav-links{display:none}.nav-cta .login{display:none}}

/* ── Mega-menú (compartido) ── */
.nav-item{position:relative;display:flex;align-items:center;height:68px}
.nav-trigger{display:inline-flex;align-items:center;gap:5px;background:none;border:none;color:var(--txt-2);font-family:'Inter',sans-serif;font-size:13.5px;font-weight:500;cursor:pointer;padding:0;height:100%}
.nav-item:hover .nav-trigger{color:var(--txt)}
.nav-trigger .chev{width:13px;height:13px;transition:transform .2s;opacity:.65}
.nav-item:hover .nav-trigger .chev{transform:rotate(180deg)}
.mega{position:absolute;top:58px;left:0;min-width:440px;background:rgba(255,255,255,.99);backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:16px;padding:18px;box-shadow:0 24px 60px rgba(12,31,29,.14);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s;z-index:1001}
.mega.mega-right{left:auto;right:0}
.nav-item:hover .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-inner{display:grid;gap:18px}
.mega-2{grid-template-columns:1fr 1fr}
.mega-h{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--teal-glow);margin:0 0 10px 10px}
.mega-link{display:flex;gap:11px;align-items:flex-start;padding:9px 10px;border-radius:10px;transition:background .15s}
.mega-link:hover{background:rgba(12,110,110,.07)}
.mega-link .mi{width:34px;height:34px;flex-shrink:0;border-radius:9px;background:rgba(18,63,61,.08);border:1px solid rgba(18,63,61,.15);display:flex;align-items:center;justify-content:center;color:var(--teal-glow)}
.mega-link .mi svg{width:17px;height:17px}
.mega-link b{display:block;color:var(--txt);font-size:13.5px;font-weight:600;line-height:1.3}
.mega-link span{display:block;color:var(--txt-3);font-size:11.5px;line-height:1.4;margin-top:2px}
@media(max-width:900px){.mega{display:none}}

/* ── Hero de seccion (blog/guias) ── */
.rd-hero{padding:132px 24px 46px;text-align:center;position:relative;overflow:hidden}
.rd-hero::before{content:'';position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:1000px;height:680px;background:radial-gradient(ellipse,rgba(18,63,61,.13),transparent 60%);pointer-events:none}
.rd-hero h1{font-family:var(--font-display);font-size:clamp(30px,5vw,48px);font-weight:700;line-height:1.1;letter-spacing:-.02em;color:var(--txt);max-width:780px;margin:0 auto;position:relative}
.rd-hero h1 .glow{color:var(--teal-glow)}
.rd-hero p{font-size:17px;color:var(--txt-2);margin:18px auto 0;max-width:560px;position:relative}

/* ── Grid de tarjetas ── */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:34px 0 90px}
@media(max-width:860px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.post{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-xl);overflow:hidden;transition:transform .2s,border-color .2s}
.post:hover{transform:translateY(-4px);border-color:rgba(12,110,110,.3)}
.post .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#0c1f1d,#123330);display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--card-border);overflow:hidden}
.post .thumb img{width:100%;height:100%;object-fit:cover}
/* Placeholder de marca cuando el post no tiene portada */
.post .thumb.ph{flex-direction:column;gap:9px;position:relative;background:radial-gradient(circle at 50% 36%,rgba(18,63,61,.15),transparent 60%),linear-gradient(135deg,#0b1d1b,#0a1816)}
.post .thumb.ph::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(12,110,110,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(12,110,110,.06) 1px,transparent 1px);background-size:24px 24px}
.post .thumb.ph .ph-logo{width:46px;height:46px;opacity:.9;position:relative}
.post .thumb.ph .ph-brand{position:relative;font-family:var(--font-display);font-size:11px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--teal-light);opacity:.8}
.post:hover .thumb.ph .ph-logo{opacity:1}
.post .body{padding:22px;display:flex;flex-direction:column;flex:1}
.post .cat{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--teal-glow);margin-bottom:10px}
.post h2{font-family:var(--font-display);font-size:19px;font-weight:600;line-height:1.3;color:var(--txt);margin-bottom:10px}
.post p{font-size:14px;color:var(--txt-2);line-height:1.6;flex:1}
.post .meta{margin-top:16px;font-size:12px;color:var(--txt-3);display:flex;gap:12px}

/* ── Articulo (post/guia individual) ── */
article.rd{padding:120px 0 80px}
.rd-head{text-align:center;margin-bottom:40px}
.rd-cat{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--teal-glow);margin-bottom:14px}
.rd-head h1{font-family:var(--font-display);font-size:clamp(28px,4.4vw,44px);font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--txt);max-width:760px;margin:0 auto}
.rd-meta{margin-top:18px;font-size:13px;color:var(--txt-3);display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.rd-cover{margin:36px auto 0;max-width:860px;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--card-border)}
.rd-body{font-size:17.5px;line-height:1.8;color:#24403e}
.rd-body h2{font-family:var(--font-display);font-size:clamp(23px,3vw,30px);font-weight:700;color:var(--txt);margin:44px 0 16px;letter-spacing:-.01em}
.rd-body h3{font-family:var(--font-display);font-size:21px;font-weight:600;color:var(--txt);margin:32px 0 12px}
.rd-body h4{font-size:18px;font-weight:700;color:var(--txt);margin:24px 0 10px}
.rd-body p{margin:0 0 20px}
.rd-body ul,.rd-body ol{margin:0 0 20px 24px}
.rd-body li{margin-bottom:9px}
.rd-body a{color:var(--teal-glow);text-decoration:underline;text-underline-offset:3px}
.rd-body a:hover{color:var(--txt)}
.rd-body strong{color:var(--txt)}
.rd-body blockquote{border-left:3px solid var(--teal);background:var(--bg-2);padding:16px 22px;margin:0 0 22px;border-radius:0 12px 12px 0;color:var(--txt);font-style:italic}
.rd-body img{max-width:100%;height:auto;border-radius:14px;margin:12px 0;border:1px solid var(--card-border)}
.rd-body svg{max-width:100%;height:auto}
.rd-body figure{margin:0 0 22px}
.rd-body figcaption{font-size:13px;color:var(--txt-3);text-align:center;margin-top:8px}
.rd-body .yt{position:relative;padding-bottom:56.25%;height:0;margin:22px 0;border-radius:14px;overflow:hidden;border:1px solid var(--card-border)}
.rd-body .yt iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}
.rd-body table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px}
.rd-body th,.rd-body td{border:1px solid var(--card-border);padding:11px 14px;text-align:left}
.rd-body th{background:var(--bg-2);color:var(--txt);font-weight:700}
.rd-body code{background:var(--bg-2);border:1px solid var(--card-border);border-radius:6px;padding:2px 7px;font-size:.9em}
.rd-body pre{background:var(--bg-2);border:1px solid var(--card-border);border-radius:12px;padding:18px;overflow-x:auto;margin:0 0 22px}
.rd-body pre code{border:none;background:none;padding:0}

/* ── Breadcrumb ── */
.crumb{font-size:12.5px;color:var(--txt-3);margin-bottom:22px}
.crumb a{color:var(--txt-2)}.crumb a:hover{color:var(--teal-glow)}

/* ── Te puede interesar (posts relacionados) ── */
.rd-rel{margin:54px auto 0;max-width:760px}
.rd-rel-t{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--txt);margin-bottom:18px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:620px){.rel-grid{grid-template-columns:1fr}}
.rel-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-lg);overflow:hidden;transition:transform .2s,border-color .2s}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(12,110,110,.32)}
.rel-thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#0c1f1d,#123330);display:flex;align-items:center;justify-content:center;overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover}
.rel-thumb.ph svg{width:38px;height:38px;opacity:.55}
.rel-card h4{font-family:var(--font-display);font-size:14px;font-weight:600;line-height:1.35;color:var(--txt);padding:13px 14px 16px;margin:0}

/* ── Compartir ── */
.rd-share{display:flex;gap:9px;justify-content:center;margin-top:20px}
.rsh{width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--bg-2);border:1px solid var(--card-border);color:var(--txt-2);cursor:pointer;transition:all .15s;padding:0}
.rsh:hover{color:var(--txt);border-color:rgba(12,110,110,.4);background:rgba(12,110,110,.1)}
.rsh svg{width:18px;height:18px}
.rsh.wa:hover{color:#25d366}
.rsh.cp.ok{color:#2d7d7d;border-color:#2d7d7d}

/* ── Tabla de contenido ── */
.rd-toc{background:var(--bg-2);border:1px solid var(--card-border);border-radius:14px;padding:18px 20px;margin:0 0 30px}
.rd-toc-t{font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--teal-glow);margin-bottom:12px}
.rd-toc ul{list-style:none;margin:0;padding:0;counter-reset:toc;display:flex;flex-direction:column;gap:3px}
.rd-toc li{counter-increment:toc}
.rd-toc a{display:flex;gap:9px;align-items:flex-start;color:var(--txt-2);font-size:14px;line-height:1.35;padding:6px 8px;border-radius:8px;transition:all .15s}
.rd-toc a::before{content:counter(toc);flex-shrink:0;width:20px;height:20px;border-radius:6px;background:rgba(18,63,61,.12);color:var(--teal-glow);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.rd-toc a:hover{color:var(--txt);background:rgba(12,110,110,.07)}
.rd-toc a.active{color:var(--teal-glow)}
.rd-toc a.active::before{background:var(--teal-glow);color:#fff}
.rd-body h2{scroll-margin-top:100px}
/* Desktop ancho: el indice se va a la columna izquierda y te sigue al hacer scroll */
@media(min-width:1240px){
  .rd-toc{position:fixed;top:108px;left:calc((100vw - 760px) / 2 - 220px);width:200px;max-height:calc(100vh - 150px);overflow-y:auto;margin:0;padding:16px;z-index:50;transition:opacity .25s,visibility .25s}
  .rd-toc.rd-toc-off{opacity:0;visibility:hidden;pointer-events:none}
}

/* ── Suscripcion ── */
.rd-sub{margin:50px auto 0;max-width:760px;background:linear-gradient(135deg,var(--bg-2),var(--bg-3));border:1px solid var(--card-border);border-radius:var(--r-xl);padding:30px 28px;text-align:center}
.rd-sub-t{font-family:var(--font-display);font-size:21px;font-weight:700;color:var(--txt);margin-bottom:6px}
.rd-sub p{color:var(--txt-2);font-size:14.5px;margin-bottom:16px}
.rd-sub-form{display:flex;gap:10px;justify-content:center;max-width:460px;margin:0 auto;flex-wrap:wrap}
.rd-sub-form input{flex:1;min-width:200px;padding:13px 16px;border-radius:10px;border:1px solid var(--card-border);background:#fff;color:var(--txt);font-size:15px;font-family:inherit}
.rd-sub-form input:focus{outline:none;border-color:var(--teal-glow)}
.rd-sub-form input::placeholder{color:var(--txt-3)}
.rd-sub-form .btn{padding:13px 22px}

/* ── CTA final de articulo ── */
.rd-cta{margin:56px auto 0;max-width:760px;background:linear-gradient(135deg,var(--bg-2),var(--bg-3));border:1px solid var(--card-border);border-radius:var(--r-xl);padding:40px 34px;text-align:center}
.rd-cta h3{font-family:var(--font-display);font-size:25px;font-weight:700;color:var(--txt);margin-bottom:10px}
.rd-cta p{color:var(--txt-2);margin-bottom:22px}
.rd-cta .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ── Footer ── */
footer{border-top:1px solid rgba(12,110,110,.1);padding:56px 0 34px;background:var(--bg-2)}
.foot-top{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:36px;margin-bottom:38px}
@media(max-width:820px){.foot-top{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-top{grid-template-columns:1fr}}
.foot-brand p{font-size:13px;color:var(--txt-2);line-height:1.6;margin-top:14px;max-width:340px}
.fcol-t{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--txt);margin-bottom:14px}
.flink{display:block;font-size:13.5px;color:var(--txt-2);margin-bottom:9px;transition:color .15s}
.flink:hover{color:var(--teal-glow)}
.foot-bot{border-top:1px solid rgba(12,110,110,.08);padding-top:22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.foot-bot p{font-size:12px;color:var(--txt-3)}

/* ── Botones flotantes (WhatsApp / llamar) ── */
.float-btns{position:fixed;right:18px;bottom:18px;z-index:900;display:flex;flex-direction:column;gap:10px}
.float-btns a{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.float-btns .wa{background:var(--green)}
.float-btns .tel{background:linear-gradient(135deg,#2d7d7d,#2d7d7d)}
.float-btns svg{width:26px;height:26px}