:root{
  --navy:#0E2242; --gold:#D4A441;
  --ink:#1A1A1A; --paper:#F7F7F7;
  --line:#E7EAF2; --muted:#8A93A6;
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0; font-family:Lato,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial,sans-serif; color:var(--navy); background:#fff}
a{color:inherit; text-decoration:none}

/* Utilities */
.container{max-width:1120px; margin:0 auto; padding:0 20px}
.skip{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden}
.skip:focus{position:static; width:auto; height:auto; padding:8px; background:var(--gold); color:#121212}

/* Header */
.site-header{position:sticky; top:0; z-index:20; background:#fff; border-bottom:1px solid var(--line)}
.header-inner{min-height:64px; display:flex; align-items:center; justify-content:space-between}
.brand{display:flex; align-items:center; gap:10px}
.brand-text{font-weight:700; letter-spacing:.06em}
.brand-icon{display:block}

.nav-toggle{display:none; border:1px solid var(--line); background:#fff; color:var(--navy); padding:8px 12px; border-radius:10px}
.menu{display:flex; gap:18px; align-items:center; list-style:none; margin:0; padding:0}
.menu a{font-weight:600}
.menu .buy .btn{padding:10px 14px}

/* Buttons */
.btn{display:inline-block; padding:12px 16px; border-radius:10px; border:2px solid var(--navy); font-weight:700}
.btn.primary{background:var(--gold); border-color:var(--gold); color:#121212}

/* Hero */
.hero{padding:56px 0}
.hero-grid{display:grid; grid-template-columns:1.2fr 1fr; gap:36px; align-items:center}
.hero-title{font-family:"Playfair Display", Georgia, serif; font-size:48px; line-height:1.08; margin:6px 0 10px}
.sub{font-size:18px; color:var(--muted)}
.badge{display:inline-block; padding:6px 10px; border:1px solid #e2e6f0; border-radius:999px; color:var(--muted); font-size:12px; letter-spacing:.08em}
.hero-ctas{display:flex; gap:12px; margin-top:18px; flex-wrap:wrap}
.brand-lockup{display:flex; align-items:center; gap:10px; margin-top:22px; font-weight:800; letter-spacing:.08em}
.brand-lockup .dot{width:12px; height:12px; border-radius:50%; background:var(--gold)}

/* Book mock */
.book-card{position:relative; display:grid; grid-template-columns:auto auto; gap:18px; align-items:end}
.book-card.small{transform:scale(.9); transform-origin:left top}
.book-face{width:min(360px, 100%); aspect-ratio:3/4; background:linear-gradient(160deg,#ffffff,#f3f5f9); border:1px solid var(--line); border-radius:12px; display:grid; place-items:center; text-align:center; padding:18px}
.book-title{font-family:"Playfair Display", Georgia, serif; font-size:26px; letter-spacing:.08em}
.book-meta{margin-top:10px; font-size:12px; color:var(--muted)}
.book-spine{height:calc(min(360px, 100%) * 1.333); width:22px; background:#f6f7fb; border:1px solid var(--line); border-radius:6px; display:flex; align-items:center; justify-content:center; padding:8px; writing-mode:vertical-rl; text-orientation:mixed; font-size:12px; letter-spacing:.08em; color:#2b3550}

/* Sections */
.section{padding:56px 0}
.section.alt{background:var(--paper)}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:18px}
.dual{display:grid; grid-template-columns:1.1fr 1fr; gap:28px}
.card{background:#fff; border:1px solid var(--line); border-radius:16px; padding:18px}
.h{font-weight:700; color:var(--navy); font-size:22px; margin:0 0 8px}
.book-h{font-family:"Playfair Display", Georgia, serif; font-size:28px; margin:0 0 6px}
.p{color:#2b3550; line-height:1.6}

/* Social */
.social{display:flex; gap:10px; margin-top:8px}
.social a{display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border:1px solid var(--line); border-radius:999px; color:var(--navy); font-weight:700}

/* Contact */
.contact{display:grid; grid-template-columns:1fr 1fr; gap:28px}
.form{display:grid; gap:12px}
.label{display:grid; gap:6px; font-weight:600}
.label input,.label textarea{border:1px solid var(--line); border-radius:10px; padding:10px 12px; font:inherit; color:var(--navy); background:#fff}
.status{margin:6px 0 0; color:#2b3550; min-height:1.2em}

/* Footer */
.site-footer{border-top:1px solid var(--line); background:#fff}
.footer-inner{min-height:64px; display:flex; align-items:center; justify-content:space-between}
.legal{color:#5b6788; font-size:14px}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .dual{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
}
@media (max-width: 820px){
  .nav-toggle{display:inline-block}
  .menu{position:absolute; right:20px; top:64px; background:#fff; border:1px solid var(--line); border-radius:12px; padding:10px; display:none; flex-direction:column; width:min(240px, 92vw)}
  .menu.show{display:flex}
  .menu li{padding:6px 4px}
}

/* Focus states */
a:focus, button:focus, input:focus, textarea:focus{outline:2px solid var(--gold); outline-offset:2px}