:root{
  --bg:#ffffff; --surface:#EEF5FB; --ink:#1D2733; --muted:#4A5868;
  --blue:#0F5E8C; --blue-ink:#ffffff; --sun:#F2C14E; --sun-ink:#2B2200;
  --line:#C9D8E6; --card:#ffffff;
}
@media (prefers-color-scheme: dark){
  :root{--bg:#0E1620; --surface:#15212E; --ink:#EAF1F8; --muted:#A9B8C7;
    --blue:#6FB6E6; --blue-ink:#07131D; --line:#2A3A4B; --card:#132030;}
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Atkinson Hyperlegible",Verdana,"Segoe UI",Arial,sans-serif;font-size:1.2rem;line-height:1.6}
a{color:var(--blue)}
:focus-visible{outline:4px solid var(--sun);outline-offset:3px}
.wrap{max-width:1120px;margin:0 auto;padding:0 1.25rem}
.narrow{max-width:70ch}
header.top{border-bottom:2px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-top:1rem;padding-bottom:1rem;flex-wrap:wrap}
.brand{font-weight:700;font-size:1.45rem;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:.6rem}
.brand-mark{width:2.6rem;height:2.6rem;flex-shrink:0}
nav.top a{margin-left:1.1rem;font-size:1.1rem;color:var(--ink)}
.hero{background:var(--surface);padding:3.5rem 0 3rem}
.hero h1{font-size:clamp(2.1rem,5vw,3.3rem);line-height:1.12;margin:0 0 1rem;max-width:19ch}
.lead{font-size:1.35rem;color:var(--muted);margin:0 0 2rem;max-width:46ch}
.ask{font-size:1.3rem;font-weight:700;margin:0 0 .9rem}
.choices{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.choice{appearance:none;border:3px solid var(--line);background:var(--card);color:var(--ink);border-radius:1.1rem;
  padding:1.2rem;text-align:left;font:inherit;cursor:pointer;min-height:7rem}
.choice strong{display:block;font-size:1.3rem;margin-bottom:.25rem}
.choice span{color:var(--muted);font-size:1.05rem}
.choice[aria-pressed="true"],.choice:hover{border-color:var(--blue)}
.choice[aria-pressed="true"]{box-shadow:inset 0 0 0 2px var(--blue)}
section{padding:3.5rem 0}
h2{font-size:clamp(1.7rem,3.5vw,2.3rem);line-height:1.2;margin:0 0 .6rem}
.sub{color:var(--muted);margin:0 0 1.8rem;max-width:62ch}
.filters{display:flex;flex-wrap:wrap;gap:1rem;align-items:end;margin-bottom:1.4rem}
.filters label{display:flex;flex-direction:column;font-weight:700;font-size:1.05rem;gap:.35rem}
select{font:inherit;font-size:1.1rem;padding:.65rem .8rem;border:2px solid var(--line);border-radius:.6rem;background:var(--card);color:var(--ink);min-width:12rem}
.linkbtn{font:inherit;font-size:1.05rem;background:none;border:none;color:var(--blue);text-decoration:underline;cursor:pointer;padding:.7rem 0}
.count{color:var(--muted);font-size:1.05rem;margin:0 0 1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.3rem}
.phone{background:var(--card);border:2px solid var(--line);border-radius:1rem;padding:1.4rem;display:flex;flex-direction:column;gap:.7rem}
.phone .pic{background:var(--surface);border-radius:.8rem;display:grid;place-items:center;padding:1rem 0}
.phone h3{margin:0;font-size:1.45rem;line-height:1.25}
.maker{color:var(--muted);font-size:1rem;margin:0}
.badge{align-self:flex-start;background:var(--sun);color:var(--sun-ink);font-weight:700;font-size:.95rem;border-radius:2rem;padding:.2rem .8rem}
.phone p{margin:0}
.facts{list-style:none;padding:0;margin:0;font-size:1.05rem;color:var(--muted)}
.buy{margin-top:auto;display:flex;flex-direction:column;gap:.6rem;padding-top:.6rem;border-top:2px dashed var(--line)}
.buy label{font-size:1rem;font-weight:700}
.btn{display:inline-block;text-align:center;background:var(--blue);color:var(--blue-ink);font-weight:700;font-size:1.15rem;text-decoration:none;border-radius:.7rem;padding:.85rem 1rem}
.btn:hover{filter:brightness(1.08)}
.empty{background:var(--surface);border-radius:1rem;padding:2rem}
.tinted{background:var(--surface)}
.carrier-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.1rem}
.carrier{background:var(--card);border-left:6px solid var(--blue);border-radius:.6rem;padding:1.1rem 1.2rem}
.carrier h3{margin:0 0 .3rem;font-size:1.3rem}
.carrier p{margin:0 0 .7rem;color:var(--muted);font-size:1.05rem}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:1.2rem;max-width:760px}
.steps li{counter-increment:s;display:grid;grid-template-columns:3rem 1fr;gap:1rem;align-items:start}
.steps li::before{content:counter(s);width:3rem;height:3rem;border-radius:50%;background:var(--blue);color:var(--blue-ink);display:grid;place-items:center;font-weight:700;font-size:1.3rem}
.steps strong{display:block;font-size:1.25rem}
.guides{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.1rem}
.guide{display:block;border:2px solid var(--line);border-radius:.9rem;padding:1.2rem;text-decoration:none;color:var(--ink)}
.guide:hover{border-color:var(--blue)}
.guide strong{display:block;font-size:1.3rem;color:var(--blue);margin-bottom:.3rem}
.guide span{color:var(--muted);font-size:1.05rem}
details{border-bottom:2px solid var(--line);padding:1rem 0}
summary{font-weight:700;font-size:1.25rem;cursor:pointer}
details p{margin:.7rem 0 0}
article.page{padding:3rem 0}
article.page h1{font-size:clamp(2rem,4.5vw,2.9rem);line-height:1.15;margin:0 0 1rem}
article.page h2{font-size:1.6rem;margin:2.2rem 0 .5rem}
article.page li{margin-bottom:.5rem}
.note{background:var(--surface);border-left:6px solid var(--sun);padding:1rem 1.2rem;border-radius:.5rem}
footer{background:var(--surface);padding:2.5rem 0;font-size:1rem;color:var(--muted)}
footer p{max-width:80ch}
footer nav a{margin-right:1.2rem}