:root{
  --bg:#fffcf5; --bg2:#f1f4fb; --card:#ffffff; --fg:#1b2550; --muted:#58628a;
  --line:#e3e0d4; --accent:#f2b53d; --btn:#1b2550; --btn-fg:#fffcf5; --shelf:#d9c9a3;
  --display:'Fraunces',Georgia,'Times New Roman',serif;
  --body:'Nunito Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#12172e; --bg2:#192043; --card:#1b2248; --fg:#f4efe2; --muted:#a9b0d0;
  --line:#2c3566; --btn:#f2b53d; --btn-fg:#1b2550; --shelf:#3a4478; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#12172e; --bg2:#192043; --card:#1b2248; --fg:#f4efe2; --muted:#a9b0d0;
  --line:#2c3566; --btn:#f2b53d; --btn-fg:#1b2550; --shelf:#3a4478; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:17px;line-height:1.6;padding-inline:20px}
img{max-width:100%;height:auto}
.wrap{max-width:1080px;margin-inline:auto}
h1,h2,h3{font-family:var(--display);line-height:1.15;text-wrap:balance;margin:0}
h1{font-size:clamp(2.1rem,5.4vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.6rem,3.6vw,2.3rem);font-weight:700}
h3{font-size:1.25rem;font-weight:700}
p{margin:0}
a{color:inherit}
.kicker{font-weight:700;color:var(--muted)}
.btn{display:inline-block;background:var(--btn);color:var(--btn-fg);text-decoration:none;padding:14px 24px;border-radius:999px;border:2px solid var(--btn);cursor:pointer;font:inherit;font-weight:700}
.btn.ghost{background:transparent;color:var(--fg);border-color:var(--fg)}
.btn:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
header.top{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;justify-content:space-between;padding-block:18px}
.logo{font-family:var(--display);font-weight:700;font-size:1.5rem;text-decoration:none}
.logo span{background:linear-gradient(transparent 62%,var(--accent) 62%)}
nav{display:flex;flex-wrap:wrap;gap:6px 22px;font-weight:600;font-size:.95rem}
nav a{text-decoration:none;color:var(--muted)} nav a:hover{color:var(--fg)}
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding-block:40px 56px}
.hero p.lead{font-size:1.2rem;color:var(--muted);margin-block:18px 26px;max-width:34em}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.trust{margin-top:18px;color:var(--muted);font-size:.92rem;font-weight:600}
.hero figure{margin:0;justify-self:center;max-width:340px}
.hero img{border-radius:18px;box-shadow:0 18px 40px rgba(20,28,70,.28);transform:rotate(2.2deg);display:block;width:100%}
section{padding-block:68px}
.band{background:var(--bg2);margin-inline:-20px;padding-inline:20px}
.sec-head{display:grid;gap:10px;margin-bottom:34px;max-width:40em}
.sec-head p{color:var(--muted)}
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.why div{display:grid;gap:6px;align-content:start}
.why p{color:var(--muted);font-size:.96rem}
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.book{display:flex;flex-direction:column;gap:12px;min-width:0}
.cover{position:relative;padding-bottom:14px}
.cover img{display:block;width:100%;aspect-ratio:2/3;object-fit:cover;object-position:top;border-radius:4px 12px 12px 4px;box-shadow:0 14px 26px rgba(20,28,70,.25)}
.cover::before{content:"";position:absolute;inset:0 auto 14px 0;width:10px;border-radius:4px 0 0 4px;background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(0,0,0,0));z-index:1;pointer-events:none}
.cover::after{content:"";position:absolute;left:-12px;right:-12px;bottom:0;height:12px;border-radius:3px;background:var(--shelf)}
.book .meta{color:var(--muted);font-size:.9rem;font-weight:600}
.book p.desc{font-size:.98rem}
.book .foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:auto;padding-top:4px}
.price{font-family:var(--display);font-size:1.5rem;font-weight:700}
ul.ticks{list-style:none;padding:0;margin:0;display:grid;gap:6px;font-size:.95rem}
ul.ticks li{padding-left:24px;position:relative}
ul.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:12px;height:7px;border-left:3px solid var(--accent);border-bottom:3px solid var(--accent);transform:rotate(-45deg)}
.free{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
.free img{max-width:340px;width:100%;border-radius:14px;box-shadow:0 14px 34px rgba(20,28,70,.25);justify-self:center;transform:rotate(-2deg)}
.free p.body{margin-top:14px;color:var(--muted)}
form.mail{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
form.mail input{flex:1 1 240px;min-width:0;padding:14px 18px;border-radius:999px;border:2px solid var(--line);background:var(--card);color:var(--fg);font:inherit}
.fine{font-size:.85rem;color:var(--muted);margin-top:10px}
.soon{margin-top:20px;padding:16px 18px;border-radius:14px;background:var(--card);border:1px dashed var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{border-top:3px solid var(--accent);padding-top:14px;display:grid;gap:8px}
.step h3::before{counter-increment:s;content:counter(s) ". "}
.step p{color:var(--muted)}
.about{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.about p+p{margin-top:14px}
details{border-bottom:1px solid var(--line);padding-block:16px}
summary{cursor:pointer;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.4rem;line-height:1}
details[open] summary::after{content:"\2212"}
details p{margin-top:10px;color:var(--muted);max-width:44em}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;display:grid;gap:10px;align-content:start;text-decoration:none;min-width:0}
.post-card .tag{font-size:.85rem;font-weight:700;color:var(--muted)}
.post-card p{color:var(--muted);font-size:.95rem}
.more{font-weight:700}
article{max-width:700px;margin-inline:auto;padding-block:30px 70px}
article h1{margin-block:10px 14px;font-size:clamp(2rem,4.6vw,2.9rem)}
article h2{font-size:1.5rem;margin-block:34px 10px}
article p,article ul,article ol,article blockquote{margin-top:16px}
article li+li{margin-top:6px}
article blockquote{margin-inline:0;padding:14px 20px;border-left:4px solid var(--accent);background:var(--bg2);border-radius:0 12px 12px 0;font-family:var(--display);font-size:1.1rem;line-height:1.5}
.byline{color:var(--muted);font-size:.92rem}
.callout{margin-block:30px;padding:22px;border-radius:16px;background:var(--bg2);border:1px solid var(--line);display:grid;gap:12px;justify-items:start}
.callout p{margin:0}
.crumbs{font-size:.9rem;font-weight:600;color:var(--muted)}
.legal h2{font-size:1.25rem;margin-block:28px 6px}
footer{border-top:1px solid var(--line);padding-block:34px 44px;display:flex;flex-wrap:wrap;gap:14px 36px;justify-content:space-between;color:var(--muted);font-size:.9rem}
footer nav{font-size:.9rem}
@media (max-width:900px){.why{grid-template-columns:1fr 1fr}}
@media (max-width:820px){
  .hero,.free,.about{grid-template-columns:1fr}
  .shelf,.steps,.posts{grid-template-columns:1fr}
  .shelf{max-width:380px;margin-inline:auto}
  section{padding-block:48px}
  .hero{padding-block:20px 40px}
}
@media (max-width:520px){.why{grid-template-columns:1fr}}
@media (prefers-reduced-motion:no-preference){.btn{transition:transform .15s}.btn:hover{transform:translateY(-2px)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}