:root{
  --paper:#fbfaf7; --white:#fff; --ink:#242522; --muted:#696a64;
  --line:#d9d7d0; --accent:#8f3f2b; --accent-dark:#693022;
  --max:1120px; --reading:720px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:17px;line-height:1.62}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:10}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;letter-spacing:-.03em;text-decoration:none;font-size:1.1rem}
.brand small{display:block;font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:700}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{text-decoration:none;font-size:.91rem;font-weight:700}
.menu-btn{display:none;background:transparent;border:1px solid var(--ink);border-radius:4px;padding:8px 10px;font:inherit}
main{min-height:60vh}
.intro{padding:72px 0 58px;border-bottom:1px solid var(--line)}
.intro-inner{max-width:850px}
.kicker,.eyebrow{display:block;color:var(--accent);font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;font-weight:800;margin-bottom:14px}
.intro h1,.page-hero h1{font-size:clamp(2.15rem,5vw,4.1rem);line-height:1.05;letter-spacing:-.045em;margin:0 0 24px;max-width:900px}
.intro p{font-size:1.18rem;max-width:680px;color:#484944;margin:0 0 22px}
.text-link{font-weight:800;color:var(--accent)}
.section{padding:64px 0;border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:30px}
.section-head h2{font-size:1.55rem;letter-spacing:-.02em;margin:0}
.section-head p{margin:0;color:var(--muted);font-size:.9rem}
.start-grid{display:grid;grid-template-columns:1.45fr .85fr;gap:28px}
.lead-story{border-top:5px solid var(--accent);padding-top:20px}
.lead-story h3{font-size:2rem;line-height:1.15;letter-spacing:-.035em;margin:8px 0 14px;max-width:650px}
.lead-story p{color:var(--muted);max-width:610px}
.story-stack{border-top:1px solid var(--ink)}
.story{padding:20px 0;border-bottom:1px solid var(--line)}
.story h3{font-size:1.12rem;line-height:1.3;margin:6px 0}
.story a,.lead-story a{text-decoration:none}
.meta{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.guide-index{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.guide-index li{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:baseline;padding:19px 0;border-bottom:1px solid var(--line)}
.guide-index .num{font-variant-numeric:tabular-nums;color:var(--accent);font-weight:800}
.guide-index a{text-decoration:none;font-weight:750;font-size:1.04rem}
.guide-index .tag{color:var(--muted);font-size:.8rem}
.principles{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px}
.principles h2{font-size:1.8rem;line-height:1.18;margin:0}
.principle-list{margin:0}
.principle{display:grid;grid-template-columns:42px 1fr;gap:16px;padding:0 0 24px;margin-bottom:24px;border-bottom:1px solid var(--line)}
.principle:last-child{margin-bottom:0}
.principle strong{font-size:1.05rem}
.principle p{margin:4px 0 0;color:var(--muted)}
.page-hero{padding:64px 0 42px;border-bottom:1px solid var(--line)}
.page-hero .wrap{max-width:880px}
.page-hero h1{font-size:clamp(2rem,4.5vw,3.45rem);margin-bottom:18px}
.page-hero p{font-size:1.08rem;color:var(--muted);max-width:700px;margin:0}
.article,.legal-page{width:min(calc(100% - 40px),var(--reading));margin:0 auto;padding:48px 0 72px}
.article-disclosure,.notice{border-left:3px solid var(--accent);padding:12px 16px;margin:0 0 38px;background:#f3efe9;font-size:.9rem}
.article section{margin:0 0 42px}
.article h2,.legal-page h2{font-size:1.45rem;line-height:1.25;letter-spacing:-.02em;margin:0 0 14px}
.article p,.legal-page p{margin:0 0 20px}
.article ul,.article ol{padding-left:1.25rem;margin:0 0 24px}
.article li{margin-bottom:9px;padding-left:4px}
.shopping-guide{margin:56px 0 48px;padding:30px 0;border-top:2px solid var(--ink);border-bottom:1px solid var(--line)}
.shopping-guide .eyebrow{margin-bottom:8px}
.shopping-guide>h2{font-size:1.75rem;margin-bottom:10px}
.shopping-intro{color:var(--muted);max-width:650px}
.shopping-status{margin:22px 0 26px;padding:11px 14px;border-left:3px solid var(--accent);background:#f3efe9;font-size:.86rem;color:#4f4e49}
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink)}
.solution-card{padding:22px 20px 22px 0;border-bottom:1px solid var(--line)}
.solution-card+.solution-card{padding-left:20px;border-left:1px solid var(--line)}
.solution-label{display:block;color:var(--accent);font-size:.68rem;line-height:1.3;text-transform:uppercase;letter-spacing:.12em;font-weight:800;margin-bottom:9px}
.solution-card h3{font-size:1.08rem;line-height:1.25;margin:0 0 10px}
.solution-card>p{font-size:.9rem;line-height:1.5;color:var(--muted);margin-bottom:16px}
.solution-specs{margin:0 0 18px;font-size:.82rem;line-height:1.45}
.solution-specs div{padding:8px 0;border-top:1px solid var(--line)}
.solution-specs dt{font-weight:800;color:var(--ink)}
.solution-specs dd{margin:2px 0 0;color:var(--muted)}
.shop-link{display:inline-block;color:var(--accent);font-size:.86rem;font-weight:800}
.shop-link::after{content:" ↗"}
.shopping-checklist{margin:24px 0 0;padding:18px 20px;background:#f4f2ed}
.shopping-checklist strong{display:block;margin-bottom:6px}
.shopping-checklist p{font-size:.88rem;color:var(--muted);margin:0}
.article-end{margin-top:56px;padding-top:24px;border-top:1px solid var(--ink)}
.article-end p{margin-top:10px}
.site-footer{padding:34px 0 28px;background:#efede7;border-top:1px solid var(--line)}
.footer-line{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
.footer-brand{font-weight:800}
.footer-brand p{font-weight:400;color:var(--muted);font-size:.85rem;margin:5px 0 0;max-width:380px}
.footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px 20px}
.footer-links a{font-size:.82rem}
.legal-note{font-size:.72rem;color:var(--muted);margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:760px){
  body{font-size:16px}
  .wrap{width:min(calc(100% - 28px),var(--max))}
  .nav{min-height:64px}
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;left:0;right:0;top:64px;background:var(--paper);border-bottom:1px solid var(--line);padding:14px 20px 20px;flex-direction:column;align-items:flex-start;gap:10px}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:8px 0}
  .intro{padding:48px 0 42px}
  .intro h1{font-size:2.35rem}
  .section{padding:48px 0}
  .section-head{display:block}
  .section-head p{margin-top:8px}
  .start-grid,.principles{grid-template-columns:1fr;gap:28px}
  .lead-story h3{font-size:1.65rem}
  .guide-index li{grid-template-columns:38px 1fr}
  .guide-index .tag{grid-column:2}
  .page-hero{padding:42px 0 32px}
  .article,.legal-page{width:min(calc(100% - 28px),var(--reading));padding:38px 0 56px}
  .shopping-guide{margin:44px 0 38px;padding-top:24px}
  .solution-grid{grid-template-columns:1fr}
  .solution-card{padding:20px 0}
  .solution-card+.solution-card{padding-left:0;border-left:0}
  .footer-line{display:block}
  .footer-links{justify-content:flex-start;margin-top:22px}
}