:root{
  --terra:#8c4630;--terra-deep:#5c2a1c;--navy:#1e4a62;--forest:#245544;
  --bg:#ebe4d8;--panel:#e0d8ca;--panel-alt:#d6cdc0;--bg-rgb:235,228,216;
  --paper-surface:
    radial-gradient(ellipse 100% 82% at 6% 4%, rgba(140,70,48,0.028) 0%, transparent 50%),
    radial-gradient(ellipse 92% 72% at 94% 96%, rgba(28,22,18,0.04) 0%, transparent 46%),
    linear-gradient(180deg, rgba(255,250,244,0.35) 0%, transparent 40%),
    var(--bg);
  --ink:#1a1612;--ink-soft:#3a3228;
  --text-muted:#554d41;--line:rgba(28,22,18,.14);--line-strong:rgba(28,22,18,.28);
  --radius:3px;--maxw:980px;--page:42rem;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--paper-surface);color:var(--ink);font-family:'IBM Plex Sans',sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.trilogy-bar{display:flex;height:4px;width:100%;}
.trilogy-bar span{flex:1;display:block;}
.tb-terra{background:var(--terra);}
.tb-navy{background:var(--navy);}
.tb-forest{background:var(--forest);}
header{position:sticky;top:0;z-index:20;background:rgba(var(--bg-rgb),.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 28px;}
.logo{font-family:'Anton',sans-serif;text-transform:uppercase;font-size:16px;}
.logo span{color:var(--terra);}
.nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-size:15px;font-weight:500;}
.nav a:hover{color:var(--terra);}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--terra-deep);display:inline-flex;align-items:center;gap:8px;}
.eyebrow::before{content:"";width:16px;height:1px;background:var(--terra-deep);}
h1,h2{font-family:'Anton',sans-serif;font-weight:400;text-transform:uppercase;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--terra);color:#fff;font-weight:600;font-size:16px;
  padding:14px 22px;min-height:50px;border-radius:var(--radius);
  border:1px solid var(--terra);cursor:pointer;
  box-shadow:0 10px 24px rgba(140,70,48,.28);
}
.btn:hover{background:var(--terra-deep);border-color:var(--terra-deep);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong);box-shadow:none;}
.btn-ghost:hover{border-color:var(--ink);background:transparent;color:var(--ink);}
.btn-block{width:100%;}
.digital-strip{
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  text-align:center;padding:10px 16px;background:rgba(140,70,48,.08);color:var(--terra-deep);
  border-bottom:1px solid var(--line);
}
main{padding:40px 0 80px;}
.card{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:32px;}
label{display:block;font-size:15.5px;font-weight:600;margin-bottom:6px;color:var(--ink-soft);}
label span{color:var(--terra);}
input{width:100%;padding:12px 14px;border:1px solid var(--line-strong);border-radius:var(--radius);background:#fff;font:inherit;font-size:17px;min-height:52px;}
input:focus{outline:2px solid var(--terra);border-color:var(--terra);}
.form-msg{margin-top:14px;padding:12px 14px;border-radius:var(--radius);font-size:15.5px;display:none;}
.form-msg.show{display:block;}
.form-msg.err{background:rgba(140,70,48,.1);color:var(--terra-deep);border:1px solid rgba(140,70,48,.22);}
.form-msg.ok{background:rgba(36,85,68,.1);color:var(--forest);border:1px solid rgba(36,85,68,.22);}
.auth-card{max-width:440px;margin:0 auto;}
.auth-card h1{font-size:32px;margin:10px 0 12px;}
.auth-card p{color:var(--text-muted);margin-bottom:22px;text-align:justify;text-justify:inter-word;hyphens:auto;}
.wpp-link{display:inline-flex;align-items:center;gap:7px;vertical-align:middle;font-weight:600;color:var(--terra);}
.wpp-icon{width:18px;height:18px;flex:0 0 auto;display:block;}
footer{padding:28px 0;border-top:1px solid var(--line);font-size:14px;color:var(--text-muted);text-align:center;}
footer a{color:var(--terra);font-weight:600;}

.ola{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;margin-bottom:28px;}
.ola h1{font-size:clamp(26px,4vw,36px);}
.ola p{color:var(--text-muted);margin-top:6px;}
.livro-card{
  display:grid;grid-template-columns:minmax(0,132px) 1fr;gap:22px;align-items:center;
  background:var(--panel);border:2px solid var(--terra);border-radius:8px;padding:22px;
  box-shadow:0 20px 40px -28px rgba(140,70,48,.7);
}
.livro-card .livro-capa{
  width:100%;max-width:132px;height:auto;margin:0 auto;
  filter:drop-shadow(0 10px 14px rgba(33,29,23,.22));
}
.livro-card .kind{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--terra);}
.livro-card h2{font-size:28px;margin:4px 0;}
.livro-card .sub{font-family:'Fraunces',serif;font-style:italic;color:var(--ink-soft);margin-bottom:10px;}
.livro-card .bts{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.prog{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-muted);font-weight:600;margin-top:8px;}
.prog .trilho{flex:1;height:8px;background:rgba(33,29,23,.1);border-radius:8px;overflow:hidden;}
.prog .trilho span{display:block;height:100%;background:var(--terra);}
.prog.completo .trilho span{background:var(--forest);}
.soon-row{margin-top:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.soon-card{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:18px;opacity:.9;}
.soon-card h3{font-family:'Anton',sans-serif;text-transform:uppercase;font-size:22px;margin:4px 0 6px;}
.soon-card p{font-size:15px;color:var(--text-muted);}
.tag{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;background:var(--navy);color:#fff;padding:6px 10px;border-radius:2px;}
.tag.forest{background:var(--forest);}

.reader-bar{position:sticky;top:0;z-index:30;background:rgba(var(--bg-rgb),.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.reader-bar .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;justify-content:space-between;padding:10px 20px;}
.reader-meta{font-size:13px;font-weight:600;color:var(--ink-soft);}
.zoom-ctl{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:3px;background:#fff;overflow:hidden;}
.zoom-ctl button{border:0;background:transparent;font:600 14px/1 'IBM Plex Mono',monospace;color:var(--ink);padding:8px 12px;cursor:pointer;min-width:36px;}
.zoom-ctl button:hover:not(:disabled){background:var(--panel);}
.zoom-ctl button:disabled{opacity:.35;cursor:default;}
.zoom-ctl .zoom-val{min-width:56px;font-size:11.5px;border-left:1px solid var(--line);border-right:1px solid var(--line);}
.read-prog{display:inline-flex;align-items:center;gap:8px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-muted);min-width:120px;}
.read-prog .trilho{width:72px;height:6px;background:rgba(33,29,23,.1);border-radius:6px;overflow:hidden;}
.read-prog .trilho span{display:block;height:100%;background:var(--terra);}
.read-prog .pct{white-space:nowrap;}
.continuar{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;justify-content:space-between;padding:18px 20px;background:#fffaf1;border:1px solid var(--line);border-left:6px solid var(--terra);border-radius:6px;margin-bottom:24px;}
.continuar .c-k{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--terra-deep);font-weight:700;}
.continuar .c-t{font-weight:700;font-size:19px;margin:2px 0 8px;}
.buyer-strip{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;line-height:1.5;color:var(--text-muted);
  padding:12px 14px;margin:-20px -20px 22px;background:rgba(140,70,48,.06);border-bottom:1px solid var(--line);
}
.reader-stage{padding:28px 0 120px;}
.page{
  max-width:var(--page);margin:0 auto;background:#fffdf8;border:1px solid var(--line);
  border-radius:2px;padding:48px 52px 56px;box-shadow:0 18px 40px rgba(33,29,23,.12);
}
.page .vol{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--terra);margin-bottom:10px;}
.page h1{font-size:clamp(26px,4vw,34px);margin-bottom:8px;}
.page .cap-k{font-family:'Fraunces',serif;font-style:italic;font-size:20px;color:var(--ink-soft);margin-bottom:28px;padding-bottom:18px;border-bottom:1px solid var(--line);}
.page p{font-family:'Fraunces',serif;font-size:var(--read-size, 1.22rem);line-height:1.75;margin-bottom:1.15em;color:#241c16;text-align:justify;text-justify:inter-word;hyphens:auto;-webkit-hyphens:auto;}
.watermark{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-muted);text-align:center;margin-top:18px;}
.reader-nav{
  position:fixed;bottom:0;left:0;right:0;z-index:30;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(var(--bg-rgb),.97);border-top:1px solid var(--line);
  display:flex;gap:10px;justify-content:center;align-items:center;
}
.reader-nav .btn{min-width:130px;}
.reader-nav .pag{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--text-muted);min-width:90px;text-align:center;}
.end-note{margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:15px;color:var(--text-muted);}

@media(max-width:720px){
  .wrap{padding:0 18px;}
  header .wrap,.reader-bar .wrap{padding-left:18px;padding-right:18px;}
  .livro-card{grid-template-columns:minmax(0,92px) 1fr;gap:14px;padding:16px;}
  .livro-card .livro-capa{max-width:92px;}
  .soon-row{grid-template-columns:1fr;}
  .page{padding:28px 22px 36px;}
  .livro-card .bts .btn{width:100%;}
}