/* Original 34-book Eliza World shelf; isolated and same-origin for strict CSP. */
:root{color-scheme:dark;--bg:#0b1628;--layer:#15283d;--line:#486077;--cream:#fff4e1;--muted:#d3dfeb;--gold:#f2cf95}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-width:0;background:radial-gradient(ellipse at 72% -2%,#273e57,transparent 38%),radial-gradient(ellipse at 7% 68%,#142838,transparent 34%),var(--bg);color:var(--cream);font:16px/1.66 system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--gold);text-underline-offset:.22em}
a:focus-visible{outline:3px solid #fff5cf;outline-offset:4px;border-radius:5px}
.wrap{width:min(1180px,calc(100% - 36px));margin-inline:auto}
.skip{position:absolute;top:-100px;left:12px;z-index:10;padding:12px;background:var(--gold);color:#0b1628}.skip:focus{top:8px}
.header{background:#111e31;border-bottom:1px solid #40536a}
.top{display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap;min-height:70px;padding:9px 0}
.brand{display:inline-flex;align-items:center;gap:10px;color:#f7ede0;text-decoration:none;font-size:.8rem;letter-spacing:.10em;font-weight:800}
.brand-icon{display:inline-grid;place-items:center;width:34px;height:34px;border:1px solid var(--gold);border-radius:9px;color:var(--gold)}
.header nav{display:flex;gap:2px 12px;flex-wrap:wrap}
.header nav a{display:inline-flex;align-items:center;min-height:44px;padding:7px 5px;text-decoration:none;color:#e5e9ee;font-size:.88rem}
.header nav a:hover{color:var(--gold)}
main{padding-bottom:66px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.17}
p{margin-top:0}
.eyebrow{color:var(--gold);font-size:.73rem;letter-spacing:.17em;font-weight:800}
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,305px);align-items:center;gap:clamp(24px,5vw,82px);padding:44px 0 46px;border-bottom:1px solid #44566b}
.hero h1{font-size:clamp(2.45rem,5.6vw,4.95rem);letter-spacing:-.028em;margin:.5rem 0 1.1rem}
.hero h1 em{font-style:normal;color:#f8d9a3}
.hero p{max-width:68ch;color:#e2e9ed}
.hero .lead{font-size:clamp(1.06rem,1.8vw,1.2rem);color:#f7eee3}
.buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:10px 17px;background:var(--gold);color:#112137!important;text-decoration:none;border:1px solid var(--gold);border-radius:9px;font-weight:850;text-align:center;font-size:.91rem}
.btn:hover{background:#ffebc7}
.btn.alt{background:#1c3149;color:var(--gold)!important}
.btn.alt:hover{background:#294360}
.hero-art{margin:0}
.hero-art img{width:100%;height:auto;aspect-ratio:2/3;object-fit:contain;border:1px solid #a68a5c;border-radius:10px;box-shadow:0 22px 48px #0209159e;display:block;background:#0c1729}
.hero-art figcaption{color:#c8d5dc;font-size:.84rem;margin-top:10px;text-align:center}
.context{margin:34px 0 46px;border:1px solid #546777;border-radius:13px;padding:clamp(20px,3vw,32px);background:linear-gradient(100deg,#1e334a,#16263a);color:#e2e9ed}
.context h2{font-size:clamp(1.5rem,2.8vw,2rem);color:#f5deb6;margin:0 0 12px}
.context p{max-width:84ch;margin-bottom:10px}
.context .clarify{border-top:1px solid #607082;padding-top:16px;margin:16px 0 0;color:#e3eef4}
.section-intro h2{font-size:clamp(2.2rem,4vw,3rem);margin:0 0 10px}
.section-intro p{color:#d1dce5;max-width:65ch}
.chapter-links{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 25px}
.chapter-links a{padding:8px 14px;border:1px solid #718296;border-radius:25px;text-decoration:none;font-size:.84rem;min-height:42px;display:flex;align-items:center;color:#f4dfbd}
.chapter-links a:hover{background:#253f56}
.shelf{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px 14px;align-items:stretch}
.book{min-width:0;background:linear-gradient(165deg,#1d3147,#101f33);border:1px solid #4e6579;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 20px #020a1380}
.book:hover{border-color:#dec18f;box-shadow:0 12px 32px #020913b3}
.book-cover-link{width:100%;aspect-ratio:2/3;display:block;background:#0f1a2c;overflow:hidden}
.book-cover-link img{width:100%;height:100%;display:block;object-fit:contain}
.book-cover-link:focus-visible{outline-offset:-6px}
.book-copy{padding:13px;display:flex;flex-direction:column;flex:1}
.volume{color:#f3d1a0;font-size:.67rem;letter-spacing:.11em;font-weight:800;margin:0;text-transform:uppercase}
.book h3{font-size:1.12rem;letter-spacing:-.012em;line-height:1.24;margin:8px 0 16px;color:#fcf1de;overflow-wrap:anywhere}
.reader-link{margin-top:auto;display:inline-flex;align-items:center;gap:7px;min-height:44px;font-size:.87rem;font-weight:800;text-decoration:none}
.reader-link:hover{text-decoration:underline}
.cta{margin:54px auto 0;padding:27px 34px;background:#17293e;border:1px solid #536b81;border-radius:13px}
.cta h2{font-size:1.8rem;margin:0 0 10px}
.cta p{color:#d6e1e9}
.footer{border-top:1px solid #4d6073;color:#becddd;padding:24px 0 28px;font-size:.83rem}
.bottom{display:flex;gap:12px 20px;justify-content:space-between;flex-wrap:wrap}
@media(max-width:1020px){.shelf{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:800px){.hero{grid-template-columns:1fr}.hero-art{width:min(320px,78%)}.shelf{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:560px){.wrap{width:calc(100% - 28px)}.hero{padding:29px 0;gap:23px}.hero h1{font-size:2.35rem}.shelf{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.book h3{font-size:1rem}.book-copy{padding:10px}.reader-link{font-size:.8rem}.buttons{flex-direction:column}.buttons .btn{width:100%}.context{margin:25px 0 32px}.cta{padding:24px 17px}}
@media(max-width:340px){.shelf{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Source-reviewed invitations for the first three original books. */
.book .book-invitation{font-size:.9rem;line-height:1.55;color:var(--muted);margin:0 0 1rem;overflow-wrap:break-word}