:root{
  --ink:#070a12; --panel:#10172a; --panel-2:#131c33;
  --line:rgba(120,160,255,.12); --line-2:rgba(120,160,255,.24);
  --txt:#e8edf7; --txt-2:#aeb9d4; --txt-3:#5e6a86;
  --blue:#5b9dff; --blue-deep:#1d5bd6; --teal:#34d399; --amber:#f5b14c;
  --serif:'Fraunces',Georgia,serif; --sans:'Hanken Grotesk',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
  radial-gradient(55% 40% at 15% 0%,rgba(29,91,214,.20),transparent 70%),
  radial-gradient(45% 35% at 95% 4%,rgba(52,211,153,.10),transparent 70%),
  var(--ink) !important;
  background-attachment:fixed;color:var(--txt);font-family:var(--sans);line-height:1.75;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
body>*{position:relative;z-index:1}

/* nav */
.nav{display:flex;align-items:center;justify-content:space-between;padding:1.1rem clamp(1.2rem,5vw,3.5rem);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;background:rgba(7,10,18,.72);backdrop-filter:blur(14px)}
.nav-logo{font-family:var(--sans);font-weight:700;font-size:1.18rem;letter-spacing:-.02em;color:#fff;text-decoration:none}
.nav-logo span{color:var(--blue)}
.nav-cta{background:linear-gradient(135deg,var(--blue),var(--blue-deep));color:#fff;padding:.55rem 1.25rem;
  border-radius:999px;font-size:.88rem;font-weight:600;text-decoration:none;box-shadow:0 8px 24px rgba(29,91,214,.35)}

/* hero */
.hero{padding:clamp(2.6rem,6vw,4.5rem) 1.5rem 1.5rem}
.hero-inner{max-width:780px;margin:0 auto}
.hero-tag{display:inline-flex;align-items:center;gap:.5rem;font-size:.72rem;font-weight:600;letter-spacing:.2em;
  text-transform:uppercase;color:var(--amber)}
.hero-tag::before{content:"";width:24px;height:1px;background:var(--amber)}
.hero h1{font-family:var(--serif);font-weight:500;font-optical-sizing:auto;font-size:clamp(2rem,4.5vw,3.2rem);
  line-height:1.1;letter-spacing:-.02em;color:#fff;margin:1.1rem 0 1.2rem}
.hero-meta{display:flex;flex-wrap:wrap;gap:1.3rem;font-size:.85rem;color:var(--txt-3);margin-bottom:1.4rem}
.hero-lead{font-size:1.15rem;color:var(--txt-2);line-height:1.7;max-width:68ch}

/* stats */
.stats-strip{max-width:980px;margin:1.5rem auto;padding:0 1.5rem;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1rem}
.stat-box{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.3rem 1.4rem}
.stat-num{display:block;font-family:var(--serif);font-weight:500;font-size:2rem;color:var(--blue);line-height:1}
.stat-label{display:block;font-size:.8rem;color:var(--txt-3);margin-top:.5rem;line-height:1.45}

/* article body */
.container{max-width:740px;margin:0 auto;padding:1.5rem 1.5rem 2rem}
.breadcrumb{font-size:.82rem;color:var(--txt-3);margin-bottom:2rem;padding-bottom:1.4rem;border-bottom:1px solid var(--line)}
.breadcrumb a{color:var(--blue);text-decoration:none}
.container h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.5rem,3vw,2rem);color:#fff;
  letter-spacing:-.01em;line-height:1.2;margin:2.8rem 0 1rem}
.container h3{font-family:var(--sans);font-weight:700;font-size:1.25rem;color:#eaf0fb;margin:2rem 0 .8rem}
.container p{font-size:1.08rem;color:var(--txt-2);margin:0 0 1.3rem}
.container a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.container strong{color:#fff;font-weight:700}
.container ul,.container ol{margin:0 0 1.4rem;padding-left:1.3rem;color:var(--txt-2);font-size:1.06rem}
.container li{margin:.5rem 0}
.container ul li::marker{color:var(--blue)}
.container img{max-width:100%;border-radius:12px;border:1px solid var(--line)}

/* steps */
.steps{margin:1.8rem 0;display:flex;flex-direction:column;gap:0}
.step{display:flex;gap:1.1rem;padding-bottom:1.4rem}
.step-line{display:flex;flex-direction:column;align-items:center}
.step-num{flex-shrink:0;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-weight:600;font-size:1.1rem;color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-deep))}
.step-connector{flex:1;width:2px;background:var(--line-2);margin:.4rem 0}
.step-body{padding-top:.4rem}
.step-body strong{display:block;font-size:1.1rem;margin-bottom:.3rem}

/* callouts */
.callout{border-radius:14px;padding:1.2rem 1.4rem;margin:1.8rem 0;border:1px solid var(--line-2);
  background:var(--panel);border-left:3px solid var(--blue)}
.callout-title{font-weight:700;color:#fff;margin-bottom:.4rem;font-size:.95rem}
.callout.tip{border-left-color:var(--teal)}
.callout.warning,.callout.warning{border-left-color:var(--amber)}
.callout.danger{border-left-color:#f87171}
.callout.info{border-left-color:var(--blue)}
.callout p{margin:0;color:var(--txt-2);font-size:1rem}

/* pull quote */
.pull-quote{margin:2.2rem 0;padding:.4rem 0 .4rem 1.6rem;border-left:3px solid var(--teal)}
.pull-quote p{font-family:var(--serif);font-style:italic;font-weight:400;font-size:1.5rem;line-height:1.4;color:#fff;margin:0}
.pull-quote cite{display:block;font-style:normal;font-size:.85rem;color:var(--txt-3);margin-top:.7rem}

/* inline cta */
.cta-inline,.cta{margin:2.4rem 0;padding:clamp(1.6rem,3vw,2.4rem);border-radius:18px;border:1px solid var(--line-2);
  text-align:center;background:radial-gradient(90% 130% at 50% 0%,rgba(29,91,214,.28),transparent 70%),var(--panel)}
.cta-inline h3,.cta h2,.cta h3{font-family:var(--serif);font-weight:500;color:#fff;font-size:1.5rem;margin:0 0 .6rem}
.cta-inline p,.cta p{color:var(--txt-2);margin:0 auto 1.3rem;max-width:46ch}
.btn,.cta-btn{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,var(--blue),var(--blue-deep));
  color:#fff;font-weight:600;padding:.85rem 2rem;border-radius:999px;text-decoration:none;box-shadow:0 12px 32px rgba(29,91,214,.4)}
.cta-chips{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:1rem}
.cta-chip{font-size:.8rem;color:var(--txt-2);background:rgba(91,157,255,.08);border:1px solid var(--line);padding:.35rem .8rem;border-radius:999px}

/* features */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:1.8rem 0}
.feature-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.3rem}
.feature-icon{font-size:1.6rem;margin-bottom:.6rem}
.feature-card h3,.feature-card h4{color:#fff;margin:0 0 .4rem;font-size:1.05rem}

/* tables */
.table-wrap{overflow-x:auto;margin:1.8rem 0;border:1px solid var(--line);border-radius:14px}
.container table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:420px}
.container th{background:var(--panel-2);color:#fff;font-weight:600;text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--line-2)}
.container td{padding:.8rem 1rem;border-bottom:1px solid var(--line);color:var(--txt-2)}
.container tr:last-child td{border-bottom:none}
.yes{color:var(--teal);font-weight:600}
.no{color:#f87171;font-weight:600}

/* error/comparison cards */
.error-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:1.8rem 0}
.error-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.3rem;text-align:center}
.error-num{font-family:var(--serif);font-size:2rem;color:var(--amber);display:block;margin-bottom:.4rem}

/* faq */
.faq-section{max-width:740px;margin:3rem auto 0;padding:0 1.5rem}
.faq-section h2{font-family:var(--serif);font-weight:500;font-size:1.8rem;color:#fff;margin-bottom:1.4rem}
.faq-grid{display:flex;flex-direction:column;gap:.9rem}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.3rem 1.4rem}
.faq-q{font-weight:700;color:#fff;font-size:1.05rem;margin-bottom:.5rem}
.faq-a{color:var(--txt-2);margin:0;font-size:1rem}

/* related */
.related{max-width:980px;margin:3.5rem auto 0;padding:0 1.5rem}
.related h2{font-family:var(--serif);font-weight:500;font-size:1.6rem;color:#fff;margin-bottom:1.4rem}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.related-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.3rem;
  text-decoration:none;transition:border-color .2s,transform .2s}
.related-card:hover{border-color:var(--line-2);transform:translateY(-3px)}
.rc-tag{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:.5rem}
.rc-title{font-family:var(--serif);font-weight:500;color:#fff;font-size:1.1rem;line-height:1.25}

/* footer */
footer{max-width:980px;margin:4rem auto 0;padding:2.5rem 1.5rem;border-top:1px solid var(--line);
  text-align:center;font-size:.85rem;color:var(--txt-3)}
footer a{color:var(--txt-2);text-decoration:none;margin:0 .5rem}
footer a:hover{color:#fff}

@media(max-width:600px){.hero h1{font-size:2rem}.pull-quote p{font-size:1.25rem}}