/* Goldleaf shared shell — used by /about, /history, /substitutes */
:root { --bg:#0A0905; --paper:#FFFFFF; --muted:#888; --line:rgba(255,255,255,0.08); --gold:#C9A14B; }
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--paper);-webkit-font-smoothing:antialiased;background:var(--bg);min-height:100vh}

/* Auto-hide header */
header{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:22px 32px;z-index:100;transform:translateY(-100%);transition:transform 0.35s ease;background:rgba(10,9,5,0.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
body.show-header header{transform:translateY(0)}
.h-link{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:0.22em;text-transform:uppercase;font-weight:700;color:var(--paper);text-decoration:none;cursor:pointer;background:transparent;border:0}
.h-link:hover{opacity:0.8}
.h-icon{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.5}

/* Sub-page hero */
.page-hero{position:relative;min-height:42vh;display:flex;flex-direction:column;justify-content:flex-end;padding:120px 32px 56px;border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 30% 70%, rgba(201,161,75,0.18) 0%, rgba(10,9,5,0) 60%), linear-gradient(180deg, #0A0905 0%, #14110A 100%)}
.page-eyebrow{font-size:10px;letter-spacing:0.4em;text-transform:uppercase;font-weight:700;color:var(--gold);margin-bottom:18px}
.page-title{font-size:clamp(40px,6vw,84px);font-weight:300;letter-spacing:-0.02em;line-height:1;max-width:920px}
.page-sub{margin-top:18px;font-size:14px;letter-spacing:0.04em;color:var(--muted);max-width:640px;line-height:1.5}

/* Article body */
.article{padding:80px 32px;max-width:820px;margin:0 auto;font-size:17px;line-height:1.75;color:#D9D5CB}
.article h2{font-size:clamp(24px,3vw,34px);font-weight:300;letter-spacing:-0.01em;color:var(--paper);margin:56px 0 18px}
.article h2:first-child{margin-top:0}
.article h3{font-size:14px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--gold);margin:36px 0 14px}
.article p{margin-bottom:18px}
.article ul{list-style:none;padding:0;margin:18px 0}
.article ul li{padding:14px 0;border-bottom:1px solid var(--line);display:flex;gap:18px;align-items:baseline}
.article ul li::before{content:"◆";color:var(--gold);font-size:9px;flex-shrink:0;line-height:1.6}
.article a{color:var(--paper);border-bottom:1px solid var(--gold);text-decoration:none;transition:color 0.2s}
.article a:hover{color:var(--gold)}
.article .lede{font-size:21px;line-height:1.55;color:var(--paper);margin-bottom:32px;font-weight:300;letter-spacing:-0.01em}
.cta-row{margin-top:48px;padding-top:32px;border-top:1px solid var(--line);display:flex;gap:14px;flex-wrap:wrap}
.cta-row .cta{padding:14px 24px;background:transparent;color:var(--paper);border:1px solid var(--line);font-family:inherit;font-size:11px;letter-spacing:0.32em;text-transform:uppercase;font-weight:700;cursor:pointer;text-decoration:none;transition:all 0.2s;display:inline-block}
.cta-row .cta:hover{border-color:var(--gold);color:var(--gold)}
.cta-row .cta.primary{background:var(--paper);color:var(--bg);border-color:var(--paper)}
.cta-row .cta.primary:hover{background:var(--gold);color:var(--bg);border-color:var(--gold)}

/* Footer */
footer{padding:64px 32px 32px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand{font-size:24px;font-weight:300;letter-spacing:0.32em;text-transform:uppercase;margin-bottom:12px}
.footer-text{font-size:13px;line-height:1.6;color:var(--muted);max-width:380px}
.footer-col h4{font-size:10px;letter-spacing:0.32em;text-transform:uppercase;font-weight:700;color:var(--paper);margin-bottom:18px}
.footer-col a{display:block;font-size:13px;color:var(--muted);text-decoration:none;margin-bottom:8px;transition:color 0.2s}
.footer-col a:hover{color:var(--paper)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--muted)}

/* Modal (shared shape with index) */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.85);z-index:1000;backdrop-filter:blur(8px);align-items:center;justify-content:center;padding:32px}
.modal.open{display:flex}
.modal-box{background:var(--bg);border:1px solid var(--line);max-width:520px;width:100%;padding:48px;position:relative}
.modal-close{position:absolute;top:24px;right:24px;background:transparent;border:0;color:var(--paper);font-size:24px;cursor:pointer}
.modal h3{font-size:24px;font-weight:300;margin-bottom:8px}
.modal-sub{font-size:13px;color:var(--muted);margin-bottom:24px;letter-spacing:0.04em}
.field{margin-bottom:16px}
.field label{display:block;font-size:10px;letter-spacing:0.22em;text-transform:uppercase;font-weight:700;color:var(--muted);margin-bottom:6px}
.field input,.field textarea{width:100%;padding:10px 12px;background:transparent;border:1px solid var(--line);color:var(--paper);font-family:inherit;font-size:14px;outline:none}
.field input:focus,.field textarea:focus{border-color:var(--paper)}
.field textarea{min-height:80px;resize:vertical}
.submit{width:100%;padding:14px;background:var(--paper);color:var(--bg);border:0;font-family:inherit;font-size:11px;letter-spacing:0.32em;text-transform:uppercase;font-weight:700;cursor:pointer;margin-top:8px}
.submit:hover{background:var(--gold);color:var(--bg)}

/* Contact + menu options (3-button stack inside modals) */
.contact-options{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.contact-option{display:flex;align-items:center;gap:16px;padding:18px 20px;background:transparent;border:1px solid var(--line);color:var(--paper);font-family:inherit;font-size:12px;letter-spacing:0.22em;text-transform:uppercase;font-weight:700;cursor:pointer;text-decoration:none;transition:all 0.2s;text-align:left;width:100%}
.contact-option:hover{border-color:var(--gold);color:var(--gold)}
.contact-option svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.5;flex-shrink:0}
.contact-option .co-label{flex:1;display:block}
.contact-option .co-value{display:block;font-size:11px;letter-spacing:0.16em;text-transform:none;font-weight:500;opacity:0.65;margin-top:4px}

@media(max-width:720px){
  header{padding:18px 20px}
  .page-hero{padding-left:20px;padding-right:20px}
  .article,footer{padding-left:20px;padding-right:20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
}