/* Marketing site */
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.topbar{background:var(--blue);color:#fff;position:sticky;top:0;z-index:20}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.topbar .brand img{height:30px;width:auto}
.topbar nav{display:flex;gap:4px;align-items:center}
.topbar nav a{color:#fff;text-decoration:none;font:600 14px/1 var(--sans);padding:10px 12px;border-radius:999px;opacity:.92}
.topbar nav a:hover,.topbar nav a[aria-current]{background:rgba(255,255,255,.14);opacity:1}
.topbar nav a.cta{background:var(--amber);color:var(--ink);opacity:1}
.navtoggle{display:none;background:none;border:0;color:#fff;font:700 14px var(--sans);cursor:pointer}
.ambar{height:4px;background:var(--amber)}
@media (max-width:820px){
  .navtoggle{display:block}
  .topbar nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--blue);flex-direction:column;align-items:stretch;padding:8px 12px 16px;border-bottom:4px solid var(--amber)}
  .topbar nav.open{display:flex}
  .topbar nav a{padding:14px}
}
.hero{background:linear-gradient(180deg,var(--paper) 0%,#EFEAE0 100%);padding:56px 0 40px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(34px,5.4vw,58px);margin:10px 0 6px}
.hero h1 .blue{color:var(--blue)}
.hero .tag{font:italic 400 clamp(18px,2.2vw,22px)/1.5 var(--serif);color:var(--slate);margin:0 0 24px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .art{border-radius:18px;overflow:hidden;box-shadow:0 20px 60px rgba(30,64,175,.22);border:6px solid #fff;transform:rotate(1deg)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero .art{transform:none}}
section{padding:56px 0}
section.alt{background:#fff}
section.blue{background:var(--blue);color:#fff}
section.blue .eyebrow{color:var(--amber)}
.sec-head{max-width:720px;margin-bottom:28px}
.sec-head h2{font-size:clamp(26px,3.4vw,36px);margin:8px 0}
.sec-head p{color:var(--slate);margin:0}
section.blue .sec-head p{color:var(--mist)}
.books{display:grid;grid-template-columns:repeat(5,1fr);gap:22px}
@media (max-width:980px){.books{grid-template-columns:repeat(3,1fr)}}
@media (max-width:620px){.books{grid-template-columns:repeat(2,1fr);gap:16px}}
.bookcard{text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:10px}
.bookcard .cov{border-radius:6px;overflow:hidden;box-shadow:0 10px 28px rgba(17,17,17,.18);transition:transform .15s;aspect-ratio:5/8;background:var(--mist)}
.bookcard:hover .cov{transform:translateY(-4px)}
.bookcard .cov img{width:100%;height:100%;object-fit:cover}
.bookcard .n{font:700 11px/1 var(--sans);letter-spacing:.14em;color:var(--blue);text-transform:uppercase}
.bookcard h3{font-size:16px;margin:0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:820px){.steps{grid-template-columns:1fr}}
.step{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--r);padding:22px}
.step .num{font:800 30px/1 var(--sans);color:var(--amber)}
.step h3{margin:10px 0 6px;font-size:19px}
.step p{margin:0;color:var(--mist);font-size:15px}
.promise{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:820px){.promise{grid-template-columns:1fr}}
.promise div{background:#fff;border-radius:var(--r);padding:22px;box-shadow:var(--shadow);border-top:4px solid var(--amber)}
.promise h3{margin:0 0 6px;font-size:18px;color:var(--blue)}
.promise p{margin:0;font-size:15px;color:var(--slate)}
.phone{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media (max-width:820px){.phone{grid-template-columns:1fr}}
.phone ul{padding-left:20px}.phone li{margin:6px 0}
.mock{background:var(--paper);border-radius:28px;border:10px solid var(--ink);max-width:340px;margin:0 auto;overflow:hidden;box-shadow:0 30px 60px rgba(17,17,17,.25)}
.mock .bar{background:var(--blue);color:#fff;padding:14px 16px;font:800 13px var(--sans);letter-spacing:.14em;border-bottom:3px solid var(--amber)}
.mock .row{display:flex;gap:10px;align-items:flex-start;background:#fff;margin:10px;border-radius:12px;padding:12px;font-size:14px;box-shadow:var(--shadow)}
.mock .bx{width:20px;height:20px;border-radius:6px;border:2px solid var(--blue);flex:none;margin-top:1px}
.mock .bx.on{background:var(--blue);position:relative}
.mock .bx.on:after{content:"";position:absolute;left:5px;top:1px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.mock .meta{font:600 11px var(--sans);color:var(--slate);letter-spacing:.04em;text-transform:uppercase}
.mock .prog{margin:14px 10px;background:#fff;border-radius:12px;padding:12px;box-shadow:var(--shadow);font:700 13px var(--sans)}
.mock .track{height:8px;background:var(--mist);border-radius:4px;margin-top:8px}.mock .fill{height:100%;background:var(--blue);border-radius:4px;width:62%}
.signup{background:#fff;border-radius:18px;padding:28px;box-shadow:var(--shadow);border:2px dashed var(--line)}
.signup form{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.signup input{flex:1;min-width:220px;font:16px var(--sans);padding:12px 14px;border-radius:999px;border:2px solid var(--line);background:var(--paper)}
.note{font:600 13px/1.5 var(--sans);color:var(--slate)}
/* book page */
.bookhero{padding:48px 0}
.bookhero .wrap{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:start}
@media (max-width:820px){.bookhero .wrap{grid-template-columns:1fr}.bookhero .cover{max-width:280px;margin:0 auto}}
.bookhero .cover img{border-radius:6px;box-shadow:0 24px 50px rgba(17,17,17,.25)}
.bookhero h1{font-size:clamp(30px,4.4vw,46px);margin:10px 0}
.bookhero .sub{font:italic 400 19px/1.55 var(--serif);color:var(--slate);margin:0 0 20px}
.buy{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 8px}
.prose p{margin:0 0 14px}.prose ul{padding-left:22px}.prose li{margin:6px 0}
.prose h3{margin:26px 0 8px;font-size:18px;color:var(--blue)}
.toc{columns:2;column-gap:32px;padding:0;list-style:none;counter-reset:c}
@media (max-width:620px){.toc{columns:1}}
.toc li{break-inside:avoid;padding:10px 0;border-bottom:1px solid var(--line);font:600 15px/1.35 var(--sans);display:flex;gap:12px}
.toc li span{color:var(--amber);font-weight:800;min-width:22px}
.toolbox{background:var(--mist);border-radius:var(--r);padding:24px;border-left:6px solid var(--blue)}
.toolbox h3{margin:0 0 8px;color:var(--blue)}
.toolbox ul{margin:0 0 16px;padding-left:20px}
.crumbs{font:600 13px var(--sans);color:var(--slate);margin-bottom:8px}.crumbs a{color:var(--slate)}
.page{padding:48px 0}
.page .wrap{max-width:760px}
.page h1{font-size:clamp(30px,4.4vw,44px);margin:8px 0}
.page h2{font-size:22px;margin:32px 0 8px;color:var(--blue)}
.lead{font:italic 400 20px/1.6 var(--serif);color:var(--slate)}
footer.site{background:var(--ink);color:#C9CED8;padding:40px 0 28px;font:500 14px/1.6 var(--sans)}
footer.site .wrap{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
@media (max-width:720px){footer.site .wrap{grid-template-columns:1fr}}
footer.site img{height:26px;width:auto;margin-bottom:10px}
footer.site a{color:#fff;text-decoration:none}footer.site a:hover{text-decoration:underline}
footer.site ul{list-style:none;padding:0;margin:0}footer.site li{margin:4px 0}
footer.site .fine{grid-column:1/-1;border-top:1px solid #2A2F38;padding-top:18px;font-size:12px;color:#8C93A0}
.hcgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
@media (max-width:980px){.hcgrid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:620px){.hcgrid{grid-template-columns:repeat(2,1fr)}}