/* The Agentic RVer — dominicferrara.com
   System-font, dependency-free, fast. Editorial + outdoorsy + enterprise-trust. */

:root{
  /* Slate & Steel Blue — modern, cool, no orange/green. Names kept (--pine etc.) = brand blue. */
  --pine:#2563eb; --pine-dark:#0f172a; --pine-700:#1d4ed8;
  --amber:#1d4ed8; --amber-dark:#1e3a8a;
  --ink:#0f172a; --body:#334155; --muted:#64748b;
  --bg:#f8fafc; --bg-alt:#eef2f6; --sand:#eef4ff; --line:#e2e8f0;
  --white:#ffffff; --accent:var(--pine);
  --maxw:1120px; --narrow:720px;
  --r:14px; --r-sm:9px;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 8px 28px rgba(15,23,42,.08);
  --shadow-lg:0 14px 44px rgba(15,23,42,.16);
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji",sans-serif;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--body);background:var(--bg);
  line-height:1.65;font-size:18px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--pine-700);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--ink);line-height:1.18;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5.5vw,3.4rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.1rem)}
h3{font-size:1.18rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:var(--narrow);margin:0 auto;padding:0 24px}
.center{text-align:center}
.kicker{text-transform:uppercase;letter-spacing:.13em;font-size:.74rem;font-weight:800;
  color:var(--pine-700);margin:0 0 .5em}
.kicker.center{display:block}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}
.lede{font-size:1.2rem;color:var(--body);max-width:60ch}
.section-title{margin-bottom:.2em}
.section-sub{color:var(--muted);max-width:60ch;margin:0 auto 1.6em}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.4em;font-weight:700;font-size:.98rem;
  padding:.7em 1.3em;border-radius:var(--r-sm);background:var(--pine);color:#fff;
  border:2px solid var(--pine);transition:transform .12s ease,box-shadow .15s ease,background .15s;cursor:pointer}
.btn:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-lg{padding:.85em 1.6em;font-size:1.05rem}
.btn-sm{padding:.5em 1em;font-size:.9rem}
.btn-amber{background:var(--amber);border-color:var(--amber)}
.btn-amber:hover{background:var(--amber-dark);border-color:var(--amber-dark)}
.btn-ghost{background:transparent;color:var(--pine);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--pine);background:var(--white)}

/* Header / nav */
.site-header{position:sticky;top:0;z-index:100;background:rgba(251,250,246,.86);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{display:flex;align-items:center;gap:.55em;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo-mark{color:var(--pine);font-size:1.05rem;transform:translateY(-1px)}
.logo-text{display:flex;flex-direction:column;line-height:1.05}
.logo-text b{font-size:1.02rem;letter-spacing:-.01em}
.logo-text small{font-size:.68rem;color:var(--pine-700);text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.nav-links{display:flex;align-items:center;gap:1.4rem}
.nav-links a{color:var(--body);font-weight:600;font-size:.96rem}
.nav-links a.active{color:var(--pine)}
.nav-links a:hover{color:var(--pine);text-decoration:none}

/* Hero */
.hero{background:
  radial-gradient(1200px 400px at 12% -10%,rgba(29,122,85,.10),transparent 60%),
  linear-gradient(180deg,var(--bg) 0%,var(--bg-alt) 100%);
  border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:48px;align-items:center;
  padding:72px 24px 80px}
.hero-copy h1{margin:.1em 0 .35em}
.hero-copy .lede{margin-bottom:1.6em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:1.8em}
.hero-badges{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.5em .6em}
.hero-badges li{font-size:.8rem;font-weight:600;color:var(--pine-dark);background:var(--sand);
  border:1px solid var(--line);padding:.35em .8em;border-radius:30px}
.hero-feature{align-self:center;display:flex}
.feature-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);width:100%;
  transition:transform .15s,box-shadow .15s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);text-decoration:none}
.feature-img{position:relative;aspect-ratio:1200/675;overflow:hidden}
.feature-img img{width:100%;height:100%;object-fit:cover}
.feature-text{padding:22px 24px 24px;display:flex;flex-direction:column}
.feature-tag{position:absolute;top:14px;left:14px;background:var(--accent);color:#fff;
  font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;padding:5px 11px;border-radius:30px}
.feature-card h2{font-size:1.45rem;margin:0 0 .3em}
.feature-card p{color:var(--body);font-size:1rem;margin-bottom:.8em}
.card-read{color:var(--pine-700);font-weight:700;font-size:.92rem;margin-top:auto}

/* Section rhythm */
.series-block,.topics,.related,.articles-index{padding:72px 0}
.about-strip{padding:72px 0;background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);text-decoration:none}
.card:hover .card-img img{transform:scale(1.05)}
.card-img{position:relative;aspect-ratio:1200/675;overflow:hidden;background:var(--bg-alt)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card-chip{position:absolute;left:12px;bottom:12px;background:var(--accent);color:#fff;
  font-size:.66rem;text-transform:uppercase;letter-spacing:.07em;font-weight:800;padding:5px 10px;border-radius:30px;
  box-shadow:0 2px 8px rgba(15,23,42,.25)}
.card-body{padding:16px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-body h3{color:var(--ink);margin-bottom:.35em}
.card-body p{color:var(--body);font-size:.95rem;margin-bottom:1em}
.articles-index .section-title{margin-top:1.4em}

/* About strip */
.about-grid{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center}
.about-avatar{width:96px;height:96px;border-radius:50%;background:linear-gradient(135deg,var(--pine),var(--pine-700));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:2rem;letter-spacing:.02em;box-shadow:var(--shadow)}
.about-avatar.lg{width:120px;height:120px;font-size:2.5rem}

/* Topics */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.topic{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow)}
.topic-ico{font-size:1.8rem;display:block;margin-bottom:.3em}
.topic h3{margin-bottom:.3em}
.topic p{font-size:.92rem;color:var(--body);margin:0}

/* Hub */
.hub-hero{padding:64px 0 28px;background:linear-gradient(180deg,var(--bg-alt),var(--bg));border-bottom:1px solid var(--line)}
.hub-list-wrap{padding:40px 0 72px}
.hub-list{list-style:none;padding:0;margin:0;counter-reset:none}
.hub-item{margin:0 0 16px}
.hub-item a{display:grid;grid-template-columns:auto 1fr auto;gap:22px;align-items:center;
  background:var(--white);border:1px solid var(--line);border-left:5px solid var(--accent);
  border-radius:var(--r);padding:22px 26px;box-shadow:var(--shadow);transition:transform .12s,box-shadow .15s}
.hub-item a:hover{transform:translateX(3px);box-shadow:var(--shadow-lg);text-decoration:none}
.hub-no{font-size:1.8rem;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;min-width:1.4em;text-align:center}
.hub-text h3{margin-bottom:.2em}
.hub-text p{margin:0 0 .3em;color:var(--body);font-size:.96rem}
.hub-meta{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.hub-arrow{font-size:1.5rem;color:var(--accent)}

/* Article */
.post{padding:48px 0 24px}
.post-kicker{text-transform:uppercase;letter-spacing:.12em;font-size:.76rem;font-weight:800;color:var(--accent);margin:0 0 .4em}
.post h1{margin-bottom:.4em}
.post-byline{display:flex;flex-wrap:wrap;gap:.5em;color:var(--muted);font-size:.92rem;margin-bottom:1.4em}
.post-byline a{color:var(--pine);font-weight:600}
.post-hero{margin:.4em 0 1.6em}
.post-hero img{width:100%;aspect-ratio:1200/675;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow)}
.hero-credit{font-size:.74rem;color:var(--muted);margin-top:.5em;text-align:right}
.hero-credit a{color:var(--muted)}
.crumbs{font-size:.82rem;color:var(--muted);margin-bottom:1.4em}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--pine)}
.disclosure-note{font-size:.84rem;color:var(--muted);background:var(--sand);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 16px;margin-bottom:1.6em}
.disclosure-note a{font-weight:600}

/* TOC */
.toc{background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r);padding:18px 22px;margin:0 0 1.8em}
.toc-title{font-weight:800;font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink);margin:0 0 .5em}
.toc ol{margin:0;padding-left:1.2em;columns:2;column-gap:32px}
.toc li{margin:.25em 0;font-size:.92rem}
@media(max-width:640px){.toc ol{columns:1}}

/* Prose (article body) */
.prose{font-size:1.08rem;color:var(--ink)}
.prose>*{max-width:100%}
.prose h2{margin:1.8em 0 .5em;padding-top:.2em}
.prose h3{margin:1.5em 0 .4em;font-size:1.25rem}
.prose p{margin:0 0 1.2em;color:#2c382f}
.prose a{color:var(--pine-700);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.prose a[rel~="sponsored"]{color:var(--amber-dark)}
.prose ul,.prose ol{margin:0 0 1.3em;padding-left:1.4em}
.prose li{margin:.4em 0}
.prose strong{color:var(--ink)}
.prose em{color:#2c382f}
.prose blockquote{margin:1.6em 0;padding:.6em 1.2em;border-left:4px solid var(--pine);background:var(--bg-alt);
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:#2c382f;font-style:italic}
.prose code{background:var(--sand);padding:.12em .4em;border-radius:5px;font-size:.88em;
  font-family:"SF Mono",ui-monospace,Menlo,Consolas,monospace}
.prose pre{background:var(--ink);color:#e8efe9;padding:18px;border-radius:var(--r-sm);overflow:auto;font-size:.85rem}
.prose pre code{background:none;padding:0;color:inherit}
.prose img{border-radius:var(--r);margin:1.4em 0;box-shadow:var(--shadow)}
.prose figure{margin:1.6em 0}
.prose figcaption{font-size:.85rem;color:var(--muted);text-align:center;margin-top:.5em}
.prose hr{border:none;border-top:1px solid var(--line);margin:2.2em 0}
/* Tables */
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95rem;display:block;overflow-x:auto}
.prose th,.prose td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
.prose thead th{background:var(--pine);color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.04em}
.prose tbody tr:nth-child(even){background:var(--bg-alt)}
.prose tbody td:first-child{font-weight:600;color:var(--ink)}

/* Series prev/next */
.series-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:2.4em 0 1em}
.series-nav a{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;
  font-size:.82rem;color:var(--muted);box-shadow:var(--shadow);transition:transform .12s,box-shadow .15s}
.series-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);text-decoration:none}
.series-nav a b{display:block;color:var(--ink);font-size:1rem;margin-top:.2em}
.ser-next{text-align:right}

/* Author box */
.author-box{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:center;
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:2em 0}
.author-avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--pine),var(--pine-700));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.3rem}
.author-name{font-weight:800;color:var(--ink);margin:0 0 .2em}
.author-bio{margin:0;font-size:.92rem;color:var(--body)}

/* FAQ */
.faq{margin:2.4em 0 1em}
.faq h2{font-size:1.6rem;margin-bottom:.6em}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-sm);
  margin:0 0 10px;padding:0 18px;box-shadow:var(--shadow)}
.faq-item summary{cursor:pointer;font-weight:700;color:var(--ink);padding:15px 0;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:1em}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--pine-700);font-size:1.4rem;font-weight:400;flex-shrink:0}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0 0 16px;color:#2c382f;font-size:1rem}

/* Related video */
.watch{margin:2.4em 0 1em}
.watch h2{font-size:1.6rem;margin-bottom:.2em}
.watch-sub{color:var(--muted);font-size:.95rem;margin:0 0 1em}
.video-embed{position:relative;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden;
  box-shadow:var(--shadow);background:var(--ink)}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.watch-cred{font-size:.78rem;color:var(--muted);margin-top:.6em}

.related .card-grid{margin-top:24px}
.cred-list{columns:2;column-gap:32px}
@media(max-width:640px){.cred-list{columns:1}}

/* About page */
.about-page{padding:56px 0 32px}
.about-hero{display:flex;align-items:center;gap:28px;margin:1em 0 2em}
.about-hero h1{margin:0 0 .2em}
.about-hero .lede{margin:0}
.page-head{padding:48px 0 8px}

/* Newsletter CTA */
.cta-news{background:linear-gradient(135deg,#0f172a 0%,#1e293b 55%,#1e3a8a 130%);color:#fff;padding:64px 0;text-align:center}
.cta-news .kicker{color:#93c5fd}
.cta-news h2{color:#fff;font-size:2.2rem}
.cta-pitch{max-width:54ch;margin:0 auto 1.5em;color:#e2e8f0;font-size:1.1rem}
.cta-news .fine{font-size:.8rem;color:#94a3b8;margin-top:1em}

/* Footer */
.site-footer{background:var(--ink);color:#cbd5e1;padding:56px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.logo-foot .logo-text b{color:#fff}
.logo-foot .logo-mark{color:#60a5fa}
.foot-bio{margin-top:.8em;font-size:.92rem;color:#94a3b8;max-width:32ch}
.foot-links h3{color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:.9em}
.foot-links{display:flex;flex-direction:column;gap:.55em}
.foot-links a{color:#cbd5e1;font-size:.94rem}
.foot-links a:hover{color:#fff}
.foot-base{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px}
.foot-base p{margin:0;font-size:.84rem;color:#94a3b8}

/* Responsive */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px;padding:52px 24px 60px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .about-grid{grid-template-columns:1fr;text-align:center}
  .about-avatar{margin:0 auto}
}
@media(max-width:640px){
  body{font-size:17px}
  .nav{flex-wrap:wrap;height:auto;padding:10px 0;gap:6px 0}
  .logo{flex:1 1 auto}
  .nav-links{order:3;flex-basis:100%;justify-content:space-between;gap:.4rem;
    border-top:1px solid var(--line);padding-top:8px;margin-top:2px}
  .nav-links a:not(.btn){font-size:.86rem}
  .card-grid,.topic-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .series-nav{grid-template-columns:1fr}
  .ser-next{text-align:left}
  .about-hero{flex-direction:column;text-align:center;gap:16px}
  .hub-item a{grid-template-columns:auto 1fr;gap:14px}
  .hub-arrow{display:none}
}
@media print{.site-header,.cta-news,.site-footer,.toc,.series-nav,.related,.disclosure-note{display:none}
  body{font-size:12pt;color:#000}.prose a{color:#000;text-decoration:underline}}