/* The cover's palette: ink, the purple accent, the twilight street. */
:root{
  --ink:#1B1E24; --muted:#4A505C; --accent:#5A3E86; --accent-ink:#fff;
  --bg:#F6F5F2; --panel:#FFFFFF; --rule:#DEDBD3;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{ --ink:#ECEAE6; --muted:#B4B0A8; --accent:#B39BDB; --accent-ink:#17131F;
    --bg:#14161B; --panel:#1C1F26; --rule:#2E323B; }
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{background:var(--bg);color:var(--ink);font-family:var(--serif);font-size:18px;line-height:1.6;}
a{color:var(--accent);}
.hero{position:relative;min-height:min(78vh,720px);display:flex;align-items:flex-end;color:#fff;overflow:hidden;}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 70%;}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,16,22,.10) 0%,rgba(14,16,22,.15) 45%,rgba(14,16,22,.82) 100%);}
.hero .inner{position:relative;z-index:1;width:100%;max-width:880px;margin:0 auto;padding:0 24px 56px;}
.kicker{font-family:var(--sans);font-size:13px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin:0 0 14px;opacity:.92;}
h1{font-weight:600;font-size:clamp(34px,6vw,60px);line-height:1.06;letter-spacing:-.01em;margin:0 0 16px;}
.sub{font-size:clamp(17px,2.2vw,21px);line-height:1.45;margin:0 0 22px;max-width:680px;opacity:.95;}
.byline{font-family:var(--sans);font-size:14px;letter-spacing:.05em;margin:0;opacity:.9;}
.byline span+span::before{content:"\00B7";margin:0 10px;}
main{max-width:880px;margin:0 auto;padding:40px 24px 64px;}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 40px;}
.btn{font-family:var(--sans);font-size:15px;font-weight:600;text-decoration:none;padding:12px 20px;border-radius:6px;border:1.5px solid var(--accent);}
.btn.primary{background:var(--accent);color:var(--accent-ink);}
.btn.secondary{color:var(--accent);background:transparent;}
h2{font-family:var(--sans);font-size:14px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:48px 0 14px;}
.abstract p{margin:0 0 1em;}
.panel{background:var(--panel);border:1px solid var(--rule);border-radius:8px;padding:20px 22px;}
.cite{font-size:16px;margin:0;}
footer{border-top:1px solid var(--rule);max-width:880px;margin:0 auto;padding:24px 24px 48px;font-family:var(--sans);font-size:14px;color:var(--muted);}
footer p{margin:0 0 6px;}
@media (max-width:520px){ body{font-size:17px;} .hero .inner{padding-bottom:36px;} .btn{flex:1 1 100%;text-align:center;} }

/* Order page */
.lead{font-size:19px;}
.choice{border:0;padding:0;margin:0 0 22px;}
.choice legend{font-family:var(--sans);font-size:14px;font-weight:700;letter-spacing:.06em;margin:0 0 10px;}
.options{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
.opt{display:flex;gap:12px;align-items:flex-start;background:var(--panel);border:1.5px solid var(--rule);border-radius:8px;padding:14px 16px;cursor:pointer;}
.opt:has(input:checked){border-color:var(--accent);}
.opt input{margin-top:6px;accent-color:var(--accent);}
.opt strong{font-family:var(--sans);font-size:15px;display:block;}
.opt span{color:var(--muted);font-size:16px;}
.result .price{font-size:17px;margin:0 0 14px;}
.btn[aria-disabled="true"]{opacity:.45;pointer-events:none;}
.note{color:var(--muted);font-size:16px;}
table.prices{width:100%;border-collapse:collapse;font-size:16px;}
table.prices th,table.prices td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--rule);}
table.prices th{font-family:var(--sans);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);}
table.prices .num{text-align:right;}
.back-link{font-family:var(--sans);font-size:15px;}