:root{
  --bg:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --stroke:#e2e8f0;
  --shadow:0 14px 34px rgba(2,6,23,.08);
  --blue:#2563eb;
  --cyan:#06b6d4;
  --soft:#f8fafc;
  --soft2:#f1f5f9;
  --dark:#0b1220;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family: system-ui,-apple-system,Segoe UI,Roboto,Ubuntu;
  color:var(--text);
  /* prevent horizontal overflow on mobile */
  overflow-x:hidden;
  background:
    radial-gradient(900px 520px at 18% 8%, rgba(37,99,235,.12), transparent 55%),
    radial-gradient(900px 520px at 80% 24%, rgba(6,182,212,.10), transparent 55%),
    var(--bg);
}
a{color:inherit; text-decoration:none;}
.wrap{max-width:1120px; margin:0 auto; padding:18px;}

.top{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:12px 0;
  position:sticky; top:0; z-index:10;
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(226,232,240,.7);
}
.brand{display:flex; align-items:center; gap:10px;}
.brand img{height:34px; width:auto; display:block;}
.nav{display:flex; gap:10px; flex-wrap:wrap; align-items:center;}

/* Mobile collapsible menu */
.mnav{display:none; position:relative;}
.mnav summary{
  list-style:none;
  cursor:pointer;
  user-select:none;
}
.mnav summary::-webkit-details-marker{display:none;}
.mnav .menu-btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--stroke);
  background: rgba(248,250,252,.85);
  font-weight:900;
  gap:10px;
}
.mnav .drawer{
  position:absolute;
  right:0;
  top:46px;
  width:min(92vw, 360px);
  background:#fff;
  border:1px solid var(--stroke);
  border-radius:16px;
  box-shadow: var(--shadow);
  padding:12px;
  display:grid;
  gap:10px;
}
.mnav .drawer a{width:100%;}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--stroke);
  background: rgba(248,250,252,.75);
  font-weight:800;
  color: var(--text);
}
.btn-primary{
  border:0;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color:#ffffff;
  box-shadow: 0 10px 22px rgba(37,99,235,.22);
}
.btn-ghost{background:transparent;}

.card{
  background:#fff;
  border:1px solid var(--stroke);
  border-radius:18px;
  box-shadow: var(--shadow);
  padding:18px;
  /* avoid any child (bands/related cards) leaking outside on small screens */
  overflow:hidden;
}
.section{margin-top:18px;}
.title{font-size:18px; font-weight:1000; margin:0 0 10px;}
.sub{margin-top:10px; color:var(--muted); font-size:15px; line-height:1.65;}
.cta{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px;}

.kicker{
  display:inline-flex; gap:10px; align-items:center;
  padding:7px 12px;
  border-radius:999px;
  background: linear-gradient(135deg, rgba(37,99,235,.10), rgba(6,182,212,.10));
  border:1px solid rgba(37,99,235,.18);
  color: var(--muted);
  font-size:12px;
  font-weight:800;
}

.hero{
  margin-top:16px;
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:14px;
  align-items:stretch;
}
.hero h1{margin:10px 0 0; font-size:44px; line-height:1.03; letter-spacing:-1px;}

.media{
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--stroke);
  box-shadow: var(--shadow);
  min-height: 320px;
  background: var(--soft2);
  position:relative;
}
.media img{width:100%; height:100%; object-fit:cover; display:block;}
.media .overlay{position:absolute; inset:0; background: linear-gradient(180deg, rgba(255,255,255,0) 40%, rgba(255,255,255,.94) 100%);}
.media .badge{position:absolute; left:12px; bottom:12px; padding:8px 10px; border-radius:12px; background: rgba(255,255,255,.92); border: 1px solid var(--stroke); font-weight:900; font-size:12px; color: var(--text);} 

.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:12px;}
.grid2{display:grid; grid-template-columns:repeat(2,1fr); gap:12px;}
.feat{background: var(--soft); border:1px solid var(--stroke); border-radius:16px; padding:14px;}
.feat b{display:block; margin-bottom:6px;}
.feat span{color:var(--muted); font-size:13px; line-height:1.55;}

.band{
  margin-top:18px;
  border-radius:22px;
  overflow:hidden;
  color:#e5e7eb;
  border:1px solid rgba(37,99,235,.18);
  box-shadow: 0 18px 42px rgba(2,6,23,.16);
  background:
    radial-gradient(900px 520px at 20% 10%, rgba(37,99,235,.55), transparent 60%),
    radial-gradient(900px 520px at 80% 30%, rgba(6,182,212,.28), transparent 60%),
    linear-gradient(135deg, #050a16, #0b1d38);
}
.band .inner{padding:20px;}
.band .sub{color:rgba(226,232,240,.78)}
.tag{display:inline-flex; align-items:center; gap:8px; font-size:12px; font-weight:900; padding:5px 10px; border-radius:999px; border:1px solid rgba(226,232,240,.26); background: rgba(255,255,255,.06);} 
.mono{font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas; font-size:12px; color: #93c5fd;}

.faq{display:grid; gap:10px;}
.qa{border:1px solid var(--stroke); border-radius:16px; background:#fff; overflow:hidden;}
.qa summary{cursor:pointer; list-style:none; padding:14px; font-weight:900;}
.qa summary::-webkit-details-marker{display:none;}
.qa .a{padding:0 14px 14px; color:var(--muted); line-height:1.65;}

/*
  IMPORTANT: default must be visible.
  Some in-app browsers (notably WhatsApp/IG webviews) can block/limit JS.
  If JS doesn't run, a default-hidden .reveal makes the page look blank.
*/
.reveal{opacity:1; transform:none;}
html.js .reveal{opacity:0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease;}
html.js .reveal.in{opacity:1; transform:none;}

.foot{margin:18px 0 4px; color:var(--muted); font-size:12px;}

@media (max-width: 980px){
  .hero{grid-template-columns:1fr;}
  .hero h1{font-size:34px;}
  .grid3{grid-template-columns:1fr;}
  .grid2{grid-template-columns:1fr;}
  .nav{display:none;}
  .mnav{display:block;}
}

@media (max-width: 520px){
  /* Better mobile CTA layout (bands + sections) */
  .cta{flex-direction:column; align-items:stretch;}
  .cta .btn{width:100%;}
}

/* Minimal lead magnet block inside posts */
.leadMini{ background: rgba(248,250,252,.7); border:1px solid var(--stroke); border-radius:16px; padding:14px; }
.miniCta{ margin-top:10px; }
.miniCta .btn{ padding:8px 12px; font-weight:900; }


/* related posts */
.relBlock{ margin-top:16px; }

/* Banner */
.relHero{
  border-radius:16px;
  padding:16px 16px 14px;
  background:
    radial-gradient(600px 240px at 20% 20%, rgba(199,164,75,.18), transparent 60%),
    linear-gradient(135deg, rgba(11,42,74,.95), rgba(11,42,74,.78));
  border:1px solid rgba(0,0,0,.08);
}
.relHero__title{ font-weight:900; color:#fff; font-size:20px; letter-spacing:-0.02em; }
.relHero__sub{ margin-top:6px; color: rgba(255,255,255,.85); font-size:14px; }

/* Cards (light surface so they stay readable in the white article) */
.relGrid{ display:grid; grid-template-columns:1fr; gap:10px; margin-top:12px; overflow:hidden; }
.relCard{
  display:block;
  padding:12px 14px;
  border:1px solid rgba(0,0,0,.10);
  border-radius:14px;
  text-decoration:none;
  background:#fff;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
}
.relCard__title{ font-weight:900; color:#0b1320; }
.relCard__kicker{ margin-top:4px; font-size:13px; color:#475569; }
.relCard:active{ transform: translateY(1px); }

.relMore{ margin-top:12px; }
.relMore a{ color:#0b2a4a; text-decoration: underline; font-weight:700; }