/* Negocios y Pymes — diseño editorial limpio, rápido, AdSense-ready */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#15212B; --ink-soft:#475563; --muted:#8A98A5; --line:#E7ECF0;
  --bg:#fff; --bg-soft:#F7F9FB; --brand:#1456D6; --brand-dark:#0E3FA0;
  --accent:#0FA968; --warn:#B45309;
  --maxw:1120px; --col:720px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* Header */
.site-head{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(8px);z-index:50}
.site-head .row{display:flex;align-items:center;justify-content:space-between;height:62px;gap:16px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.4px;color:var(--ink)}
.logo b{color:var(--brand)}
.nav{display:flex;gap:22px;align-items:center}
.nav a{color:var(--ink-soft);font-weight:600;font-size:14.5px}
.nav a:hover{color:var(--brand);text-decoration:none}
.nav .cta{background:var(--brand);color:#fff;padding:8px 15px;border-radius:8px}
.nav .cta:hover{background:var(--brand-dark);text-decoration:none}
.burger{display:none;background:none;border:none;cursor:pointer}

/* Hero */
.hero{padding:54px 0 40px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#F7FAFF,#fff)}
.hero h1{font-family:var(--serif);font-size:42px;line-height:1.12;letter-spacing:-.8px;font-weight:700;max-width:760px;margin-bottom:14px}
.hero p{font-size:19px;color:var(--ink-soft);max-width:620px}
.searchbar{margin-top:24px;display:flex;max-width:520px;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 4px 18px rgba(20,86,214,.06)}
.searchbar input{flex:1;border:none;padding:14px 16px;font-size:16px;font-family:inherit;outline:none}
.searchbar button{background:var(--brand);color:#fff;border:none;padding:0 22px;font-weight:700;cursor:pointer}

/* Section headings */
.sec{padding:46px 0}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}
.sec-h h2{font-family:var(--serif);font-size:27px;letter-spacing:-.4px;font-weight:700}
.sec-h a{font-size:14px;font-weight:700}
.eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1.4px;color:var(--brand);margin-bottom:8px}

/* Tools cards */
.tools{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tool{display:block;border:1px solid var(--line);border-radius:16px;padding:22px;background:#fff;transition:box-shadow .15s,transform .15s,border-color .15s}
.tool:hover{box-shadow:0 14px 34px rgba(15,33,43,.09);transform:translateY(-3px);border-color:#cdd9ec;text-decoration:none}
.tool .ico{width:46px;height:46px;border-radius:12px;background:#EAF1FE;color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.tool h3{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.2px;margin-bottom:6px}
.tool p{font-size:14.5px;color:var(--ink-soft)}
.tool .go{margin-top:12px;font-size:13.5px;font-weight:700;color:var(--brand)}

/* Article grid */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{display:block;border-radius:14px;overflow:hidden}
.post .thumb{aspect-ratio:16/10;border-radius:12px;background:linear-gradient(135deg,#E9F0FB,#F4F7FB);display:flex;align-items:center;justify-content:center;color:#9fb4d4;font-size:34px;border:1px solid var(--line)}
.post .cat{font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:var(--brand);margin:13px 0 5px}
.post h3{font-size:18px;font-weight:700;letter-spacing:-.2px;color:var(--ink);line-height:1.32}
.post:hover h3{color:var(--brand)}
.post .meta{font-size:13px;color:var(--muted);margin-top:7px}

/* AdSense slot */
.adslot{margin:26px auto;text-align:center;min-height:90px;background:var(--bg-soft);border:1px dashed #d9e1e8;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#a9b6c2;font-size:12px;letter-spacing:.5px}
.adslot.tall{min-height:280px}

/* Article layout */
.article{display:grid;grid-template-columns:minmax(0,var(--col)) 300px;gap:48px;max-width:var(--maxw);margin:0 auto;padding:34px 20px 60px}
.article .body{min-width:0}
.bc{font-size:13px;color:var(--muted);margin-bottom:14px}
.bc a{color:var(--muted)}
.article h1{font-family:var(--serif);font-size:36px;line-height:1.15;letter-spacing:-.6px;font-weight:700;margin-bottom:12px}
.article .lead{font-size:20px;color:var(--ink-soft);margin-bottom:20px}
.article .byline{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:26px}
.prose h2{font-family:var(--serif);font-size:26px;letter-spacing:-.3px;margin:34px 0 12px}
.prose h3{font-size:20px;font-weight:800;margin:26px 0 10px}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin-bottom:8px}
.prose .callout{background:#F0F6FF;border:1px solid #d8e6ff;border-left:4px solid var(--brand);border-radius:10px;padding:16px 18px;margin:24px 0;font-size:15.5px}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--bg-soft);font-weight:700}
.aside{position:sticky;top:78px;align-self:start}
.aside .box{border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:20px;background:#fff}
.aside .box h4{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin-bottom:12px}
.aside .box a{display:block;font-weight:600;font-size:14.5px;color:var(--ink);padding:7px 0;border-bottom:1px solid var(--line)}
.aside .box a:last-child{border-bottom:none}
.aside .box a:hover{color:var(--brand)}

/* Tool page */
.toolpage{max-width:760px;margin:0 auto;padding:34px 20px 60px}
.calc{border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 10px 40px rgba(15,33,43,.06);background:#fff}
.calc .field{margin-bottom:18px}
.calc label{display:block;font-weight:700;font-size:14px;margin-bottom:7px;color:var(--ink)}
.calc .hint{font-weight:400;color:var(--muted);font-size:13px}
.calc input,.calc select{width:100%;border:1.5px solid var(--line);border-radius:11px;padding:13px 15px;font-size:16px;font-family:inherit;outline:none;transition:border .15s}
.calc input:focus,.calc select:focus{border-color:var(--brand)}
.calc .btn{width:100%;background:var(--brand);color:#fff;border:none;border-radius:12px;padding:15px;font-size:17px;font-weight:800;cursor:pointer;margin-top:6px}
.calc .btn:hover{background:var(--brand-dark)}
.result{margin-top:24px;border-radius:16px;background:linear-gradient(135deg,#0E3FA0,#1456D6);color:#fff;padding:26px;display:none}
.result.show{display:block}
.result .big{font-size:40px;font-weight:800;letter-spacing:-1px;line-height:1}
.result .lbl{font-size:13px;opacity:.85;text-transform:uppercase;letter-spacing:.6px;margin-bottom:4px}
.result .grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px;border-top:1px solid rgba(255,255,255,.2);padding-top:18px}
.result .grid .v{font-size:22px;font-weight:800}
.result .grid .k{font-size:12.5px;opacity:.85}

/* Footer */
.site-foot{border-top:1px solid var(--line);background:var(--bg-soft);padding:42px 0 28px;margin-top:30px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
.foot-grid h5{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin-bottom:12px}
.foot-grid a{display:block;color:var(--ink-soft);font-size:14.5px;padding:5px 0}
.foot-grid a:hover{color:var(--brand)}
.foot-bottom{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media(max-width:900px){
  .article{grid-template-columns:1fr}
  .aside{display:none}
  .tools,.posts{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  body{font-size:16px}
  .nav{display:none}
  .burger{display:block}
  .hero h1{font-size:31px}
  .hero p{font-size:17px}
  .tools,.posts{grid-template-columns:1fr}
  .article h1{font-size:28px}
  .foot-grid{grid-template-columns:1fr}
}

/* ===== MEGAMENÚ ===== */
.mm-nav{display:flex;gap:2px;align-items:center}
.mm-item{position:relative}
.mm-top{display:inline-flex;align-items:center;gap:5px;padding:8px 12px;border-radius:8px;color:var(--ink-soft);font-weight:600;font-size:14.5px;white-space:nowrap}
.mm-top:hover{text-decoration:none}
.mm-item:hover .mm-top{color:var(--brand);background:var(--bg-soft)}
.mm-top svg{width:11px;height:11px;opacity:.55;transition:transform .15s}
.mm-item:hover .mm-top svg{transform:rotate(180deg)}
.mm-panel{position:absolute;top:calc(100% + 9px);left:0;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 20px 55px rgba(15,33,43,.15);padding:20px 22px;display:none;gap:34px;z-index:60}
.mm-item:hover .mm-panel{display:flex}
.mm-item:hover .mm-panel::before{content:"";position:absolute;top:-9px;left:0;right:0;height:9px}
.mm-item:nth-last-child(-n+2) .mm-panel{left:auto;right:0}
.mm-col{min-width:210px}
.mm-col h6{font-size:11px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);margin-bottom:9px;font-weight:800;min-height:14px}
.mm-col a{display:block;padding:7px 9px;border-radius:8px;color:var(--ink);font-size:14px;font-weight:500;line-height:1.3}
.mm-col a:hover{background:var(--bg-soft);color:var(--brand);text-decoration:none}
.mm-col a.soon{color:#aab4bf;cursor:default}
.mm-col a.soon:hover{background:none;color:#aab4bf}
.mm-col a.soon::after{content:"pronto";font-size:9.5px;font-weight:700;background:#f1f5f9;color:#9fb0bd;padding:1px 6px;border-radius:6px;margin-left:7px;vertical-align:middle;text-transform:uppercase;letter-spacing:.4px}

/* Drawer móvil */
.mm-drawer{display:none;position:fixed;inset:0;background:#fff;z-index:200;overflow-y:auto}
.mm-drawer.open{display:block}
.mm-dinner{padding:80px 22px 40px}
.mm-mcat{border-bottom:1px solid var(--line);padding:14px 0}
.mm-mhead{display:block;font-size:17px;font-weight:800;color:var(--ink);margin-bottom:6px}
.mm-mlink{display:block;color:var(--ink-soft);font-size:15px;padding:7px 0 7px 12px}
.mm-mlink:hover{color:var(--brand);text-decoration:none}

@media(min-width:861px){ .burger{display:none!important} }
@media(max-width:860px){ .mm-nav{display:none} .burger{display:block} .mm-drawer.open ~ * .burger,.burger{position:relative;z-index:201} }