:root{
  --bg:#ffffff;
  --fg:#0f172a;
  --muted:#475569;
  --accent:#111827;
  --border:#e5e7eb;
  --card:#fafafa;
  --maxw: 1000px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  background:var(--bg); color:var(--fg); line-height:1.6;
}

.container{max-width:var(--maxw); margin:0 auto; padding:0 1.25rem}
.prose p{max-width:65ch}
h1,h2,h3{letter-spacing:.02em}
h1{font-size:2rem;margin:1.25rem 0}
h2{font-size:1.5rem;margin:1rem 0}
h3{font-size:1.1rem;margin:.75rem 0}
.muted{color:var(--muted)}

.site-header{border-bottom:1px solid var(--border);position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(8px);z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:700;text-decoration:none;color:var(--fg)}
.nav{display:flex;gap:1rem}
.nav-link{color:var(--muted);text-decoration:none;padding:.25rem .5rem;border-radius:.5rem}
.nav-link.active, .nav-link:hover{color:var(--fg);background:var(--border)}

.hero{padding:3rem 0 2rem;border-bottom:1px solid var(--border)}
.hero-grid{display:grid;grid-template-columns: 1.2fr .8fr; gap:2rem; align-items:center}
.hero-title{font-size:2.75rem; letter-spacing:.08em; font-weight:800}
.hero-kicker{font-size:1.15rem; color:var(--muted); margin:.75rem 0 0}
.hero-sub{font-size:1rem; margin:.25rem 0 0}
.hero-image img{width:100%; max-width:360px; border-radius:1rem; display:block; margin:0 auto; box-shadow:0 10px 30px rgba(0,0,0,.08)}

.quotes{padding:1.5rem 0; display:grid; gap:1rem}
blockquote{margin:0; padding:1rem 1.25rem; background:var(--card); border:1px solid var(--border); border-radius:1rem}
blockquote p{margin:0 0 .5rem 0; font-size:1.1rem; font-style:italic}
blockquote cite{font-style:normal; color:var(--muted)}

.about-snippet{padding:2rem 0}
.button{display:inline-block; padding:.55rem .9rem; border:1px solid var(--fg); border-radius:.75rem; text-decoration:none; color:var(--fg)}

.books{padding:2rem 0}
.card-grid{display:grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap:1rem}
.card{background:var(--card); border:1px solid var(--border); border-radius:1rem; overflow:hidden; display:flex; flex-direction:column}
.cover{background:white; display:flex; align-items:center; justify-content:center; min-height:260px}
.cover img{max-width:70%; height:auto; object-fit:contain; display:block}
.card-body{padding:1rem}
.card-title{margin:.25rem 0 .25rem 0; font-size:1.1rem}
.meta{color:var(--muted); font-size:.9rem; margin:.5rem 0}
.links{display:flex; flex-wrap:wrap; gap:.5rem}
.links a{border:1px solid var(--border); padding:.25rem .5rem; border-radius:.5rem; text-decoration:none; color:var(--fg)}

.link-list{list-style:none; padding:0; margin:1rem 0; display:grid; gap:.5rem}
.link-list a{text-decoration:none}
.link-list li{padding:.5rem .75rem; border:1px solid var(--border); border-radius:.75rem; background:var(--card)}

.site-footer{border-top:1px solid var(--border); margin-top:3rem; padding:1.5rem 0}
.footer-grid{display:grid; grid-template-columns:1fr 1fr; gap:1rem}
.footer-grid h4{margin:.25rem 0}
.contact{list-style:none; padding:0; margin:.5rem 0 0 0}

@media (max-width: 860px){
  .hero-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}

.im-header__inner{
  max-width:72rem;margin:0 auto;padding:.75rem 1rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.im-brand{font-weight:700;text-decoration:none;}
.im-nav{display:flex;gap:1rem;margin:0;padding:0;list-style:none;}
.im-nav a{display:block;padding:.5rem .75rem;border-radius:.6rem;text-decoration:none;
  border:1px solid color-mix(in oklab, CanvasText 18%, transparent);
}

/* Mobile */
.im-toggle{display:none;}
.im-burger{display:none;border:1px solid color-mix(in oklab, CanvasText 20%, transparent);
  padding:.5rem .75rem;border-radius:.6rem;cursor:pointer;background:transparent;}
@media (max-width:768px){
  .im-burger{display:inline-flex;align-items:center;}
  .im-menu{display:none;width:100%;}
  .im-toggle:checked ~ .im-menu{display:block;}
  .im-nav{display:grid;gap:.5rem;margin-top:.5rem;}
}

/* Desktop */
@media (min-width:769px){
  .im-menu{display:block;}
}