:root{--bg:#faf8f4;--fg:#1d1d1f;--muted:#5b5b62;--card:#fff;--line:#e2ddd3;--accent:#1f3a5f;--accent-fg:#fff;--pad:clamp(16px,4vw,48px);color-scheme:light}
:root[data-theme="dark"]{--bg:#14161a;--fg:#ece9e3;--muted:#a3a3ab;--card:#1e2127;--line:#33363d;--accent:#9db8e0;--accent-fg:#14161a;color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:clamp(16px,1rem + .2vw,18px)/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
.wrap{max-width:1100px;margin-inline:auto;padding-inline:var(--pad)}
h1,h2,h3,.brand{font-family:Georgia,"Times New Roman",serif;line-height:1.2}
h1{font-size:clamp(2rem,1.5rem + 2.5vw,3.2rem);margin:clamp(24px,5vw,56px) 0 16px}
h2{font-size:clamp(1.3rem,1.1rem + 1vw,1.8rem);margin-top:clamp(32px,6vw,64px)}
a{color:var(--accent)}
.site-header{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;padding-block:16px;border-bottom:1px solid var(--line)}
.brand{font-size:1.4rem;font-weight:700;text-decoration:none;color:var(--fg);margin-right:auto}
nav{display:flex;flex-wrap:wrap;gap:4px 16px;order:3;width:100%}
nav a{text-decoration:none;color:var(--fg);padding:6px 0}
nav a[aria-current]{color:var(--accent);font-weight:600}
@media(min-width:720px){nav{order:0;width:auto}}
button,.btn{font:inherit;background:var(--accent);color:var(--accent-fg);border:0;border-radius:8px;padding:10px 16px;cursor:pointer;text-decoration:none;display:inline-block;min-height:44px}
#theme-toggle{background:transparent;color:var(--fg);border:1px solid var(--line)}
.lead{font-size:1.15em;color:var(--muted);max-width:60ch}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:clamp(12px,2vw,24px)}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:6px}
.card h3{margin:0;font-size:1.15rem}.card h3 a{color:var(--fg);text-decoration:none}
.cover{aspect-ratio:2/3;background:var(--line);border-radius:8px;display:grid;place-items:center;color:var(--muted);font-size:.85rem;text-align:center;padding:8px;overflow:hidden}
.cover img{width:100%;height:100%;object-fit:cover}
.small,.meta{color:var(--muted);font-size:.9rem;margin:0}
.tag{display:inline-block;font-size:.75rem;border:1px solid var(--line);border-radius:99px;padding:2px 8px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{border:1px solid var(--line);border-radius:99px;padding:6px 12px;text-decoration:none}
.filters{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:12px}.filters label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;flex:1 1 200px}
select,input,textarea{font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px;min-height:44px;width:100%}
.stack{display:flex;flex-direction:column;gap:8px;max-width:560px}.stack button{align-self:flex-start;margin-top:8px}
.book-layout{display:grid;gap:clamp(16px,4vw,40px)}@media(min-width:720px){.book-layout{grid-template-columns:minmax(200px,300px) 1fr}}
.author{border-top:1px solid var(--line);padding-block:8px 16px}
.site-footer{border-top:1px solid var(--line);margin-top:clamp(40px,8vw,96px);padding-block:24px}
.nl-form .row{display:flex;flex-wrap:wrap;gap:8px}.nl-form input{flex:1 1 220px;width:auto}
label[for=nl-email]{display:block;margin-bottom:4px;font-size:.9rem}