/* Estilos del blog de Fitbar (mismo look oscuro y natural de la portada) */
:root{
  --bg:#07130c;--bg-2:#0b1f14;--bg-3:#10291a;
  --glass:rgba(255,255,255,.055);--glass-2:rgba(255,255,255,.09);
  --line:rgba(205,225,185,.16);--line-2:rgba(205,225,185,.28);
  --text:#EEEBDD;--muted:#A9B5A4;--soft:#C9D3C2;
  --leaf:#93B64E;--olive:#6D8A35;--cream:#F5F0E8;
  --serif:'Marcellus',Georgia,'Times New Roman',serif;
  --sans:'Work Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --label:'Oswald','Arial Narrow',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);font-weight:300;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:100;pointer-events:none;opacity:.05;background:url(/img/grain.png) repeat;background-size:96px 96px}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
@media(min-width:760px){.wrap{padding:0 36px}}
.eyebrow{font-family:var(--label);text-transform:uppercase;letter-spacing:.22em;font-size:12.5px;font-weight:500;color:var(--leaf)}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;font-family:var(--sans);font-weight:500;font-size:14.5px;letter-spacing:.02em;text-decoration:none;padding:13px 26px;border:1px solid transparent;cursor:pointer;transition:transform .2s,background .25s,border-color .25s;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn-olive{background:var(--olive);color:#fff;box-shadow:0 10px 26px -12px rgba(147,182,78,.7)}
.btn-olive:hover{background:#7b9a3b}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-wa{background:#25D366;color:#06301a;font-weight:600}
.btn-wa:hover{background:#34e176}
.btn-sm{padding:9px 20px;font-size:13.5px}

/* encabezado */
.top{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(7,19,12,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:14px}
.top .logo img{height:36px;width:auto}
.top nav{display:none;gap:30px}
.top nav a{font-size:14px;color:var(--soft);text-decoration:none;letter-spacing:.03em;transition:color .2s}
.top nav a:hover,.top nav a.on{color:#fff}
.top nav a.on{border-bottom:1px solid var(--leaf);padding-bottom:3px}
@media(min-width:940px){.top nav{display:flex}}
.progress{position:fixed;top:68px;left:0;height:3px;width:0;background:var(--leaf);z-index:61;transition:width .1s linear}

/* portada del blog */
.bhero{position:relative;overflow:hidden;isolation:isolate;padding:150px 0 54px;
  background:radial-gradient(70% 60% at 85% 0%,rgba(86,130,56,.38),transparent 62%),radial-gradient(60% 50% at 0% 100%,rgba(22,86,50,.5),transparent 68%),linear-gradient(180deg,#0b1d12,#07130c)}
.bhero .fern{position:absolute;pointer-events:none;z-index:-1;width:min(520px,100vw);right:-130px;top:-70px;opacity:.55;transform:rotate(14deg)}
.bhero h1{font-family:var(--serif);font-weight:400;font-size:clamp(40px,8.5vw,80px);line-height:1.04;margin:14px 0 16px}
.bhero h1 em{font-style:normal;color:var(--leaf)}
.bhero p{color:var(--soft);font-size:clamp(16px,2.3vw,18px);max-width:52ch}

.feat{display:grid;background:var(--glass);border:1px solid var(--line);border-radius:26px;overflow:hidden;text-decoration:none;color:inherit;margin-top:6px;transition:border-color .3s}
@media(min-width:900px){.feat{grid-template-columns:1.1fr .9fr}}
@media(hover:hover){.feat:hover{border-color:var(--line-2)}.feat:hover .feat-img img{transform:scale(1.04)}}
.feat-img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-3)}
.feat-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.feat-body{padding:26px 24px 28px;display:flex;flex-direction:column;gap:12px;justify-content:center}
@media(min-width:900px){.feat-body{padding:40px 38px}}
.feat-body h2{font-family:var(--serif);font-weight:400;font-size:clamp(26px,4.2vw,38px);line-height:1.12}
.feat-body p{color:var(--soft);font-size:15.5px}
.feat-tag{font-family:var(--label);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

.tools{display:flex;flex-direction:column;gap:14px;margin:44px 0 26px}
@media(min-width:800px){.tools{flex-direction:row;align-items:center;justify-content:space-between}}
.filters{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin:0 -20px;padding:0 20px}
.filters::-webkit-scrollbar{display:none}
@media(min-width:800px){.filters{margin:0;padding:0;flex-wrap:wrap;overflow:visible}}
.filters button{flex-shrink:0;font-family:var(--sans);font-size:13.5px;color:var(--soft);background:transparent;padding:8px 16px;border-radius:999px;border:1px solid var(--line);cursor:pointer;transition:all .2s}
.filters button:hover,.filters button.on{background:var(--olive);border-color:var(--olive);color:#fff}
.search{position:relative;width:100%}
@media(min-width:800px){.search{flex:0 1 300px;width:auto}}
.search input{width:100%;font-family:var(--sans);font-size:15px;color:var(--text);background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:11px 18px 11px 42px;outline:none;transition:border-color .2s}
.search input::placeholder{color:var(--muted)}
.search input:focus{border-color:var(--leaf)}
.search svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}
.empty{display:none;text-align:center;color:var(--muted);padding:40px 0}
.sec-b{padding-top:0;padding-bottom:90px}
.cta-b{margin-top:64px;border:1px solid var(--line-2);border-radius:28px;padding:34px 24px;text-align:center;background:linear-gradient(135deg,rgba(80,120,50,.3),rgba(10,26,17,.6) 70%);display:grid;gap:14px;justify-items:center}
.cta-b h2{font-family:var(--serif);font-weight:400;font-size:clamp(28px,5vw,42px);line-height:1.1}
.cta-b p{color:var(--soft);max-width:48ch}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:6px}

/* artículo */
.ahead{position:relative;overflow:hidden;isolation:isolate;padding:132px 0 34px;
  background:radial-gradient(70% 60% at 90% 0%,rgba(86,130,56,.3),transparent 62%),linear-gradient(180deg,#0b1d12,var(--bg))}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.crumbs a{text-decoration:none}.crumbs a:hover{color:#fff}
.ahead h1{font-family:var(--serif);font-weight:400;font-size:clamp(32px,6.4vw,58px);line-height:1.08;margin:14px 0 18px;max-width:20ch}
.ameta{display:flex;flex-wrap:wrap;gap:10px 18px;color:var(--muted);font-size:14px;align-items:center}
.ameta i{width:3px;height:3px;border-radius:50%;background:var(--muted);display:inline-block}
.acover{margin:30px 0 0;border-radius:24px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--bg-3)}
.acover img{width:100%;height:100%;object-fit:cover}
.alayout{display:grid;gap:36px;padding:38px 0 70px}
@media(min-width:1000px){.alayout{grid-template-columns:minmax(0,720px) 300px;gap:64px;justify-content:center}}
.toc-m{background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:0}
@media(min-width:1000px){.toc-m{display:none}}
.toc-m summary{list-style:none;cursor:pointer;padding:15px 18px;font-family:var(--label);letter-spacing:.14em;text-transform:uppercase;font-size:13px;color:var(--leaf);display:flex;justify-content:space-between}
.toc-m summary::-webkit-details-marker{display:none}
.toc-m summary:after{content:"+";font-family:var(--serif);font-size:22px;line-height:1}
.toc-m[open] summary:after{content:"–"}
.toc-m ol{list-style:none;padding:0 18px 16px;display:grid;gap:9px}
.toc-m a{font-size:14.5px;color:var(--soft);text-decoration:none}
.aside{display:none}
@media(min-width:1000px){.aside{display:block;position:sticky;top:96px;align-self:start;display:grid;gap:20px}}
.toc{background:var(--glass);border:1px solid var(--line);border-radius:20px;padding:22px 20px}
.toc h4{font-family:var(--label);font-weight:500;letter-spacing:.16em;text-transform:uppercase;font-size:12.5px;color:var(--leaf);margin-bottom:12px}
.toc ol{list-style:none;display:grid;gap:4px}
.toc a{display:block;font-size:14px;color:var(--muted);text-decoration:none;padding:6px 0 6px 12px;border-left:2px solid var(--line);transition:all .2s;line-height:1.35}
.toc a:hover,.toc a.on{color:#fff;border-left-color:var(--leaf)}
.side-cta{background:linear-gradient(160deg,rgba(80,120,50,.32),rgba(10,26,17,.6));border:1px solid var(--line-2);border-radius:20px;padding:22px 20px;display:grid;gap:12px}
.side-cta b{font-family:var(--serif);font-weight:400;font-size:21px;line-height:1.15}
.side-cta p{font-size:14px;color:var(--soft)}

.prose{font-size:17.5px;line-height:1.75;color:#D9E0D4;font-weight:300}
.prose>*+*{margin-top:1.15em}
.prose h2{font-family:var(--serif);font-weight:400;font-size:clamp(26px,4.4vw,34px);line-height:1.15;color:var(--text);margin-top:2.1em;scroll-margin-top:96px}
.prose h3{font-family:var(--serif);font-weight:400;font-size:clamp(21px,3.4vw,25px);line-height:1.25;color:var(--leaf);margin-top:1.8em}
.prose strong{font-weight:500;color:#fff}
.prose em{color:var(--soft)}
.prose a{color:var(--leaf);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-left:0;list-style:none;display:grid;gap:.7em}
.prose ul li{position:relative;padding-left:26px}
.prose ul li:before{content:"";position:absolute;left:4px;top:.75em;width:8px;height:8px;border-radius:50%;background:var(--leaf)}
.prose ol{counter-reset:n}
.prose ol li{position:relative;padding-left:44px;counter-increment:n}
.prose ol li:before{content:counter(n);position:absolute;left:0;top:.1em;width:30px;height:30px;border-radius:50%;border:1px solid var(--leaf);color:var(--leaf);font-family:var(--serif);font-size:16px;display:grid;place-items:center;line-height:1}
.prose blockquote{border-left:3px solid var(--leaf);background:var(--glass);border-radius:0 16px 16px 0;padding:16px 20px;color:#E4EADF}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.note{margin-top:2.4em;border:1px dashed var(--line-2);border-radius:16px;padding:16px 18px;font-size:14px;color:var(--muted);line-height:1.6}
.share{margin-top:2em;display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--muted);font-size:14px}
.share a,.share button{font-family:var(--sans);font-size:13.5px;color:var(--text);text-decoration:none;background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:9px 18px;cursor:pointer;transition:all .2s}
.share a:hover,.share button:hover{background:var(--glass-2);border-color:var(--line-2)}
.endcta{margin-top:2.6em;border:1px solid var(--line-2);border-radius:24px;padding:28px 22px;background:linear-gradient(135deg,rgba(80,120,50,.3),rgba(10,26,17,.6) 70%);display:grid;gap:12px}
.endcta h3{font-family:var(--serif);font-weight:400;font-size:clamp(24px,4vw,32px);line-height:1.12;color:var(--text);margin:0}
.endcta p{color:var(--soft);font-size:16px}
.related{padding:20px 0 90px}
.related h2{font-family:var(--serif);font-weight:400;font-size:clamp(28px,5vw,40px);margin:8px 0 24px}

/* pie, botones flotantes y chat */
footer{border-top:1px solid var(--line);background:#050f09;color:var(--muted);font-size:14px}
footer .wrap{padding-top:44px;padding-bottom:120px;display:grid;gap:26px}
@media(min-width:800px){footer .wrap{grid-template-columns:1.2fr 1fr 1fr;padding-bottom:48px}}
footer img{height:42px;width:auto}
footer .tag{font-family:var(--serif);font-size:17px;color:var(--soft);margin-top:12px}
footer h6{font-family:var(--label);font-weight:500;text-transform:uppercase;letter-spacing:.16em;color:var(--leaf);font-size:12.5px;margin-bottom:10px}
footer a{text-decoration:none}footer a:hover{color:#fff}
footer .copy{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;font-size:12.5px}
.fab{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:70;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(0,0,0,.7);text-decoration:none}
.fab svg{width:29px;height:29px}
.chat-fab{position:fixed;right:16px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:71;display:none;align-items:center;gap:10px;background:var(--olive);color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:0 20px 0 6px;height:58px;box-shadow:0 14px 30px -10px rgba(0,0,0,.7);cursor:pointer;font-family:var(--sans);font-weight:500;font-size:15px}
.chat-fab .av{width:46px;height:46px;border-radius:50%;background:var(--cream);display:grid;place-items:center;position:relative}
.chat-fab .av img{width:30px;height:30px}
.chat-fab .av:after{content:"";position:absolute;right:0;top:2px;width:11px;height:11px;border-radius:50%;background:#4ADE80;border:2px solid var(--olive)}
.chat-fab.show{display:flex}
.chat-panel{position:fixed;z-index:90;inset:0;background:var(--cream);display:none;flex-direction:column}
.chat-panel.open{display:flex}
.chat-panel iframe{flex:1;width:100%;border:0;background:var(--cream)}
.chat-panel .x{position:absolute;right:62px;top:14px;z-index:2;width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:24px;line-height:1;cursor:pointer;display:grid;place-items:center}
@media(max-width:639px){.chat-fab{padding:0 6px;width:58px;justify-content:center}.chat-fab .lbl{display:none}}
@media(min-width:640px){
  .chat-panel{inset:auto 20px 20px auto;width:400px;height:min(640px,calc(100dvh - 40px));border-radius:26px;overflow:hidden;box-shadow:0 40px 90px -20px rgba(0,0,0,.8);border:1px solid var(--line-2)}
  .chat-fab{bottom:96px;right:20px}.fab{right:20px;bottom:20px}
}
body.chat-open .fab,body.chat-open .chat-fab{display:none!important}
@media(min-width:640px){body.chat-open .fab{display:grid!important}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}