/* Fairway Finder — "Yardage Book" design system (heritage golf print) */
:root{
  --paper:#F7F3E9; --paper-2:#F1EBDC; --ink:#14251C; --green:#0B3D2E; --green-deep:#07271D;
  --gold:#B08D34; --red:#B23B2A; --muted:#54655B;
  --hair:rgba(20,37,28,.28); --hair-soft:rgba(20,37,28,.14);
  --serif:"Libre Caslon Text","Georgia",serif;
  --sans:"Archivo","Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono","SF Mono",Menlo,monospace;
  --line:rgba(20,37,28,.2); --line-light:rgba(247,243,233,.25);
  --green-900:var(--green); --green-950:var(--green-deep); --cream:var(--paper); --gold-deep:var(--gold);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--serif);color:var(--ink);background:var(--paper);font-size:17px;line-height:1.72;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);line-height:1.08;font-weight:700;letter-spacing:-.01em}
section{padding:88px 24px}
.wrap{max-width:1120px;margin:0 auto}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.28em;text-transform:uppercase;font-weight:500;color:var(--green);display:block;margin-bottom:20px}
.kicker::before{content:"— "}

/* buttons: rectangular, letterpress */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--sans);font-weight:600;font-size:13px;letter-spacing:.14em;text-transform:uppercase;padding:16px 28px;border:1px solid var(--ink);border-radius:0;background:transparent;color:var(--ink);transition:background-color .18s ease,color .18s ease;cursor:pointer;min-height:44px}
.btn svg{width:16px;height:16px;flex:none}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn-gold:hover{background:#96762A;border-color:#96762A;color:#fff}
.btn-green{background:var(--green);border-color:var(--green);color:var(--paper)}
.btn-green:hover{background:var(--green-deep)}
.btn-ghost{border-color:rgba(247,243,233,.5);color:var(--paper)}
.btn-ghost:hover{background:var(--paper);color:var(--ink)}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--red);outline-offset:3px}

/* nav: flat masthead */
nav.site{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 28px;background:var(--paper);border-bottom:1px solid var(--hair)}
nav.site::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--hair-soft)}
nav.site .logo img{height:44px;width:auto}
nav.site ul{display:flex;gap:30px;list-style:none;font-family:var(--sans);font-size:12.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink)}
nav.site ul a{border-bottom:1px solid transparent;padding-bottom:3px}
nav.site ul a:hover{border-bottom-color:var(--ink)}
nav.site .btn{padding:11px 18px;font-size:12px}
@media(max-width:900px){nav.site ul{display:none}}

/* interior page hero: title page of a chapter */
.page-hero{background:var(--paper);padding:158px 24px 46px;border-bottom:3px double var(--hair)}
.page-hero h1{font-size:clamp(32px,4.4vw,52px);max-width:19em;color:var(--ink);text-wrap:balance}
.page-hero p{color:var(--muted);max-width:46em;margin-top:16px;font-size:17.5px}
.page-hero .byline{color:var(--muted)}

/* article prose: book page */
article.prose{max-width:720px;margin:0 auto;padding:58px 24px 26px}
.prose h2{font-size:27px;margin:46px 0 16px;color:var(--green)}
.prose h2::before{content:"";display:block;width:56px;height:3px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);margin-bottom:18px}
.prose h3{font-size:20px;margin:34px 0 12px;color:var(--green);font-style:italic;font-weight:700}
.prose p{margin:16px 0}
.prose>p:first-of-type::first-letter{font-size:3.4em;float:left;line-height:.82;padding:6px 10px 0 0;color:var(--green);font-weight:700}
.prose ul{margin:16px 0 16px 22px}
.prose li{margin:9px 0}
.prose li::marker{color:var(--red)}
.prose a{color:var(--green);text-decoration:underline;text-decoration-color:var(--hair);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--green)}
.prose strong{color:var(--ink)}
.byline{font-family:var(--mono);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-top:18px}

/* CTA box: engraved notice */
.cta-box{border-top:3px double var(--hair);border-bottom:3px double var(--hair);background:transparent;padding:30px 4px;margin:52px 0 12px}
.cta-box h3{font-size:22px;margin-bottom:8px;color:var(--green)}
.cta-box p{color:var(--muted);font-size:15.5px;margin-bottom:20px}
.cta-box .row{display:flex;gap:12px;flex-wrap:wrap}

/* buy box: order form */
.buy-box{border:1px solid var(--ink);background:var(--paper);padding:34px;position:relative}
.buy-box::after{content:"";position:absolute;inset:6px;border:1px solid var(--hair-soft);pointer-events:none}
.buy-box .price{font-family:var(--mono);font-size:40px;font-weight:600;color:var(--ink);letter-spacing:-.02em}
.buy-box .price small{font-family:var(--sans);font-size:12px;font-weight:500;letter-spacing:.06em;color:var(--muted);margin-left:8px}
.buy-box .opts{display:grid;gap:10px;margin:22px 0 14px;position:relative;z-index:1}
.buy-box .note{font-size:14px;color:var(--muted);font-style:italic}
.ship-note{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin-top:13px;font-family:var(--sans)}
.ship-note svg{width:16px;height:16px;flex:none;margin-top:2px;color:var(--green)}

/* cards → index entries */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--hair);border-left:1px solid var(--hair)}
@media(max-width:900px){.grid3{grid-template-columns:1fr}}
.bcard{border-right:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:26px 24px;background:transparent;display:flex;flex-direction:column;gap:11px;transition:background-color .18s ease;cursor:pointer}
.bcard:hover{background:var(--paper-2)}
.bcard span{font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--red)}
.bcard h3{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.32}
.bcard:hover h3{text-decoration:underline;text-decoration-color:var(--hair);text-underline-offset:3px}
.bcard em{margin-top:auto;font-style:normal;font-family:var(--sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* faq: ruled ledger */
.faq details{border:0;border-bottom:1px solid var(--hair);background:transparent;margin:0;overflow:hidden}
.faq details:first-of-type{border-top:1px solid var(--hair)}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;cursor:pointer;padding:22px 4px;font-family:var(--serif);font-weight:700;font-size:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary svg{width:18px;height:18px;flex:none;transition:transform .22s ease;color:var(--red)}
.faq details[open] summary svg{transform:rotate(45deg)}
.faq .a{padding:0 4px 24px;color:var(--muted);font-size:16px;max-width:62em}

/* footer: the club blazer */
footer.site{background:var(--green-deep);color:#9DB3A6;padding:50px 28px;font-size:13.5px;margin-top:80px;border-top:6px double var(--gold)}
footer.site .wrap{display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;max-width:1120px}
footer.site img{height:32px}
footer.site nav{display:flex;gap:22px;flex-wrap:wrap;justify-content:center;font-family:var(--sans);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase}
footer.site a:hover{color:var(--paper);border-bottom:1px solid var(--gold)}
@media(max-width:760px){footer.site .wrap{grid-template-columns:1fr;text-align:center;justify-items:center}}

/* dark band (used once per page) */
.dark{background:var(--green-deep);color:var(--paper)}
.dark h2,.dark h3{color:var(--paper)}
.dark .kicker{color:var(--gold)}

/* figures: plates */
figure.plate{border:1px solid var(--hair);padding:14px;background:#FFFDF7}
figure.plate img{width:100%}
figure.plate figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);padding-top:12px;text-align:center}

/* neutralized legacy animation hooks */
.reveal{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.btn,.bcard{transition:none}}