/* Layout: single reading column, navy ink on cool paper, one red accent for actions */
:root{
  --bg:#f5f7fa; --surface:#ffffff; --ink:#14213d; --muted:#55627a; --line:#d9dfe8;
  --accent:#b3152a; --accent-ink:#ffffff; --soft:#e9eef6; --good:#1c6b45;
  --display:"Spectral",Georgia,"Times New Roman",serif;
  --body:"Public Sans","Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0f1524; --surface:#182033; --ink:#e8edf6; --muted:#a3afc4; --line:#2b3650;
    --accent:#ff6b7d; --accent-ink:#1a0b0e; --soft:#1f2a42; --good:#6fd3a0; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0f1524; --surface:#182033; --ink:#e8edf6; --muted:#a3afc4; --line:#2b3650;
  --accent:#ff6b7d; --accent-ink:#1a0b0e; --soft:#1f2a42; --good:#6fd3a0; color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6}
a{color:var(--accent)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;padding-top:14px;padding-bottom:14px}
.brand{font-family:var(--display);font-weight:700;font-size:1.25rem;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;gap:10px}
.logo{width:38px;height:38px;flex:none;border-radius:6px;box-shadow:0 0 0 1px rgba(255,255,255,.14)}
nav{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.95rem}
nav a{color:var(--ink);text-decoration:none}
nav a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--display);line-height:1.15;margin:0;text-wrap:balance}
h1{font-size:clamp(2rem,6vw,3.1rem)}
h2{font-size:clamp(1.5rem,4vw,2.1rem)}
h3{font-size:1.2rem}
p{margin:0}
section{padding:52px 0}
.stack{display:flex;flex-direction:column;gap:16px}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.hero{padding:56px 0 44px}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);font-weight:600;text-decoration:none;padding:13px 22px;border-radius:8px;border:0;font:600 1rem var(--body);cursor:pointer}
.btn:disabled{opacity:.6;cursor:default}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:8px}
.fact{border-left:3px solid var(--accent);padding:4px 0 4px 14px}
.fact b{display:block;font-family:var(--display);font-size:1.25rem}
.fact span{color:var(--muted);font-size:.95rem}
.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;display:flex;flex-direction:column;gap:12px}
.alt .card{background:var(--bg)}
.card.pick{border:2px solid var(--accent)}
.tag{font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.price{font-family:var(--display);font-size:2.2rem;font-weight:700;font-variant-numeric:tabular-nums;line-height:1}
.price small{font-family:var(--body);font-size:.9rem;font-weight:400;color:var(--muted)}
ul,ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:8px}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.steps li{counter-increment:s;border-top:2px solid var(--ink);padding-top:12px;display:flex;flex-direction:column;gap:6px}
.steps li::before{content:"Step " counter(s);font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.tablewrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.97rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.note{background:var(--soft);border-radius:10px;padding:16px 18px}
details{border-bottom:1px solid var(--line);padding:14px 0}
summary{font-weight:600;cursor:pointer;font-size:1.05rem}
details p{margin-top:10px;color:var(--muted);max-width:70ch}
form{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
label{display:flex;flex-direction:column;gap:5px;font-size:.9rem;color:var(--muted)}
input,textarea{font:400 1rem var(--body);padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);width:100%}
textarea{min-height:110px;resize:vertical}
.full{grid-column:1/-1}
footer{padding:28px 0 48px;color:var(--muted);font-size:.9rem}
#formMsg{color:var(--good);font-weight:600}
.reassure{font-size:.95rem;color:var(--muted)}
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;align-items:start}
.record th{width:8.5em}
.unsure{color:var(--muted);font-style:italic}
.next{counter-reset:n;list-style:none;padding:0;gap:10px}
.next li{counter-increment:n;padding-left:34px;position:relative}
.next li::before{content:counter(n);position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:50%;background:var(--soft);font-size:.85rem;font-weight:600;display:flex;align-items:center;justify-content:center}
.opt{font-weight:400;opacity:.8}
.banner{background:var(--soft);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;padding:14px 18px}
.crumb{font-size:.9rem;color:var(--muted)}
.tree{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88rem;line-height:1.5;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;overflow-x:auto;white-space:pre}
.prose{max-width:72ch}
.prose h2{margin-top:18px}
select{font:400 1rem var(--body);padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);width:100%}
.check{flex-direction:row;align-items:flex-start;gap:10px}
.check input{width:auto;margin-top:5px}
.stars{color:var(--accent);letter-spacing:2px}