/* Chronicles of a Reformer: dark & gold visual layer.
   Existing content, asset URLs and SEO are preserved. */
:root{--bg:#0c0a07;--bg-raised:#14100a;--card:#1a150d;--card-hover:#211a10;--ink:#f1e8d4;--ink-soft:#c9bb9b;--muted:#9c8f74;--gold:#d4a84b;--gold-light:#f0d48a;--gold-deep:#9c7424;--line:rgba(212,168,75,.22);--line-strong:rgba(212,168,75,.45);--glow:0 0 0 1px var(--line),0 18px 40px -18px rgba(0,0,0,.8);--font-display:"Cormorant Garamond",Georgia,serif;--font-body:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;--step--1:clamp(.82rem,.8rem + .1vw,.9rem);--step-0:clamp(1rem,.96rem + .2vw,1.1rem);--step-1:clamp(1.25rem,1.15rem + .5vw,1.5rem);--step-2:clamp(1.6rem,1.4rem + 1vw,2.2rem);--step-3:clamp(2.2rem,1.8rem + 2vw,3.4rem);--step-4:clamp(2.8rem,2.2rem + 3vw,4.6rem);--gutter:clamp(1rem,4vw,2.5rem);--section:clamp(3.5rem,8vw,6.5rem);--radius:14px;--maxw:1180px}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:radial-gradient(1200px 600px at 50% -10%,rgba(212,168,75,.1),transparent 60%),var(--bg);color:var(--ink);font-family:var(--font-body);font-size:var(--step-0);line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:.005em;color:var(--ink);margin:0 0 .5em;text-wrap:balance}
h1{font-size:var(--step-4)}h2{font-size:var(--step-3)}h3{font-size:var(--step-2)}h4{font-size:var(--step-1)}
p{margin:0 0 1.1em;max-width:68ch;text-wrap:pretty}
a{color:var(--gold-light);text-decoration-color:var(--line-strong);text-underline-offset:3px;transition:color .2s ease}a:hover{color:#fff3cf;filter:none}
:focus-visible{outline:2px solid var(--gold-light);outline-offset:4px;border-radius:4px}
::selection{background:var(--gold);color:#120d05}
hr{border:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:var(--section) 0}
main,.section,.site-header,.site-footer{max-width:var(--maxw);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;padding:.85rem var(--gutter);background:rgba(12,10,7,.9);backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:1rem;text-transform:none;letter-spacing:normal}
.site-brand{font-family:var(--font-display);font-size:var(--step-1);font-weight:700;color:var(--gold-light);text-decoration:none;letter-spacing:.02em}
.site-nav,.site-nav ul{display:flex;align-items:center;gap:.25rem;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.site-nav a{display:inline-block;padding:.5rem .85rem;border-radius:999px;font-size:var(--step--1);font-weight:500;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);text-decoration:none;transition:color .2s ease,background .2s ease}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--gold-light);background:rgba(212,168,75,.1)}
/* Scoped intro: .hero already names the existing book-detail sections. */
.collection.hero{display:block;text-align:center;padding:clamp(2rem,6vw,5rem) var(--gutter) var(--section);max-width:960px;margin-inline:auto;border-top:0}
.collection.hero h1{background:linear-gradient(180deg,#fff1c8,var(--gold) 55%,var(--gold-deep));background-clip:text;-webkit-background-clip:text;color:transparent}
.hero__kicker{display:inline-block;font-size:var(--step--1);font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:1.2rem}
.collection.hero .hero__lead{font-size:var(--step-1);color:var(--ink-soft);margin:1.7rem auto 0;max-width:60ch;line-height:1.7;font-family:var(--font-body)}
.collection-banner{max-width:850px;border-radius:var(--radius);box-shadow:0 25px 65px -35px #000}
.section{padding:var(--section) var(--gutter);border-color:var(--line)}
.section .section__title{font-family:var(--font-display);font-weight:600;font-size:var(--step-3);text-align:center;margin-bottom:clamp(2rem,5vw,3.5rem)}
.section__title::after{content:"";display:block;width:64px;height:2px;margin:.8rem auto 0;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.section-intro{color:var(--ink-soft);line-height:1.7;margin-inline:auto;text-align:center}
.book-grid.shelf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:clamp(1.25rem,3vw,2rem);list-style:none;padding:0;margin:0}
.book-card.shelf-card{position:relative;display:flex;flex-direction:column;background:linear-gradient(180deg,var(--card),var(--bg-raised));border-radius:var(--radius);box-shadow:var(--glow);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,background .25s ease}
.book-card::before{content:"";position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.7;z-index:1}
.book-card:hover{transform:translateY(-4px);background:linear-gradient(180deg,var(--card-hover),var(--bg-raised));box-shadow:0 0 0 1px var(--line-strong),0 26px 50px -20px rgba(0,0,0,.9)}
.book-card__cover{display:flex;align-items:center;justify-content:center;aspect-ratio:2/3;width:100%;background:#0a0805;border-bottom:1px solid var(--line);padding:1rem}
.book-card__cover img.shelf-cover{width:100%;height:100%;object-fit:contain;object-position:center}
.book-card__body{display:flex;flex-direction:column;flex:1;min-width:0;padding:1.4rem 1.4rem 1.5rem}
.book-card .book-card__title{font-family:var(--font-display);font-size:var(--step-2);font-weight:700;line-height:1.1;color:var(--gold-light);margin:0 0 .6rem;overflow-wrap:break-word}
.book-card__subtitle{font-family:var(--font-display);font-style:italic;font-size:var(--step-1);line-height:1.3;color:var(--ink-soft);margin:0 0 .9rem}
.book-card__meta{font-size:var(--step--1);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 .9rem}
.book-card .book-card__desc{font-size:.97rem;color:var(--ink-soft);line-height:1.7;margin:0 0 1.3rem}
.book-card__body>span{color:var(--gold-light);font-size:var(--step--1);margin-top:auto}
.book-card__actions{margin-top:auto;display:flex;flex-wrap:wrap;gap:.6rem}
.badge-free{position:absolute;top:.9rem;right:.9rem;z-index:2;padding:.3rem .7rem;border-radius:999px;background:rgba(12,10,7,.8);border:1px solid var(--line-strong);color:var(--gold-light);font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
a.button.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:.7rem 1.3rem;border-radius:999px;font-family:var(--font-body);font-size:.92rem;font-weight:600;letter-spacing:.03em;text-decoration:none;cursor:pointer;white-space:normal;text-align:center;line-height:1.5;border:0;transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
a.button.btn--gold{background:linear-gradient(180deg,var(--gold-light),var(--gold) 60%,var(--gold-deep));color:#1a1206;box-shadow:0 6px 18px -8px rgba(212,168,75,.7),inset 0 1px 0 rgba(255,255,255,.4)}
a.button.btn--gold:hover{color:#1a1206;transform:translateY(-1px);box-shadow:0 10px 24px -8px rgba(212,168,75,.85)}
a.button.btn--ghost{background:transparent;color:var(--gold-light);box-shadow:inset 0 0 0 1px var(--line-strong)}
a.button.btn--ghost:hover{background:rgba(212,168,75,.1);color:#fff3cf}
.verse,blockquote.verse{margin:2rem auto;width:min(720px,calc(100% - 2 * var(--gutter)));padding:1.4rem 1.6rem;border-left:3px solid var(--gold);background:rgba(212,168,75,.06);border-radius:0 var(--radius) var(--radius) 0;font-family:var(--font-display);font-style:italic;font-size:var(--step-1);line-height:1.5;color:var(--ink)}
.verse p{font-family:var(--font-display);font-size:var(--step-1);color:var(--ink);margin:0}.verse cite{color:var(--gold-light);font-size:var(--step--1)}
.site-footer{margin-top:var(--section);padding:2.5rem var(--gutter) 3rem;border-top:1px solid var(--line);text-align:center;font-size:var(--step--1);color:var(--muted)}.site-footer a{color:var(--ink-soft)}
/* Compatibility with preserved book sections and reader guides. */
.section.hero:not(.collection){max-width:var(--maxw);display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:2.5rem 4rem;align-items:center;text-align:left;margin-inline:auto}
.section.hero:not(.collection)>div{min-width:0}
.section.hero .book-title,.book-page .section.hero h1{font-family:var(--font-display);font-size:var(--step-3);font-weight:600;line-height:1.12;color:var(--ink);margin:.6em 0}
.section.hero .subtitle,.section.hero .book-subtitle{font-family:var(--font-display);font-size:var(--step-1);color:var(--ink-soft);line-height:1.4;font-weight:500}
.section.hero .reader-description{color:var(--ink-soft);font-size:var(--step-0);line-height:1.8}
.section.hero .cover{max-width:350px;height:auto;object-fit:contain;border-radius:5px;box-shadow:0 22px 50px -20px #000}
.section.hero .eyebrow{color:var(--gold);font-size:.72rem;line-height:1.6}
.section.hero .details,.section.hero .author{font-size:var(--step--1);line-height:1.8}
.chapter-preview{border-color:var(--line);margin-top:1rem}.chapter-preview summary{font-family:var(--font-display);font-size:1.6rem}.chapter-content li{font-family:var(--font-body);font-size:1rem;border-color:var(--line)}
.path-card,.season-invitation{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius)}.path-card h3,.start-here .season-invitation h2{font-family:var(--font-display);font-weight:600}.path-card h3{font-size:1.7rem}.path-card p,.season-invitation p{color:var(--ink-soft)}
.book-prose,.about-series{color:var(--ink-soft);line-height:1.85;margin-inline:auto}.related-books{justify-content:center}.book-nav.site-nav{padding:1.5rem var(--gutter);font-size:var(--step--1);color:var(--muted)}
@media(max-width:900px){.site-header{flex-wrap:wrap}.section.hero:not(.collection){gap:2rem}.book-grid.shelf-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.section.hero:not(.collection){grid-template-columns:1fr;gap:2rem}.section.hero>.cover-picture{grid-column:1;grid-row:auto}.section.hero .chapter-preview{grid-column:1}.section.hero .cover{max-width:300px}.chapter-list{columns:1}.section.hero .actions a{flex:1 1 180px}.section.hero .book-title,.book-page .section.hero h1{font-size:clamp(2.1rem,6vw,3rem)}}
@media(max-width:640px){body{line-height:1.65}.site-header{position:relative;flex-direction:column;align-items:stretch;gap:.5rem;padding:.7rem 0}.site-brand{text-align:center;padding-inline:var(--gutter)}.site-nav,.site-nav ul{flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-inline:var(--gutter)}.site-nav::-webkit-scrollbar,.site-nav ul::-webkit-scrollbar{display:none}.site-nav a{white-space:nowrap;scroll-snap-align:start;padding:.55rem .8rem}.collection.hero{padding-top:2rem}.book-grid.shelf-grid{grid-template-columns:1fr;gap:1rem}.book-card.shelf-card{flex-direction:row;align-items:stretch}.book-card__cover{width:36%;flex-shrink:0;aspect-ratio:auto;border-bottom:0;border-right:1px solid var(--line);padding:.65rem}.book-card__cover img.shelf-cover{height:auto;max-height:260px}.book-card__body{padding:1.1rem;justify-content:center}.book-card .book-card__title{font-size:1.6rem}.book-card .book-card__desc{font-size:.92rem}.book-card__actions .btn{width:100%}.book-nav.site-nav{display:block;white-space:normal}.book-nav.site-nav a{white-space:normal}.section .section__title{font-size:2.2rem}.verse{width:100%}.section{padding-block:3rem}}
@media(max-width:380px){.book-card.shelf-card{flex-direction:column}.book-card__cover{width:100%;aspect-ratio:2/3;border-right:0;border-bottom:1px solid var(--line);padding:1rem}.book-card__cover img.shelf-cover{height:100%;max-height:none}.book-card .book-card__title{font-size:1.8rem}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}.book-card:hover,.btn:hover{transform:none}}
@media print{body{background:#fff;color:#000}.site-header,.site-nav{position:static;background:none}.book-card{box-shadow:none;border:1px solid #ccc;break-inside:avoid}}