:root { --paper:#f7f3ec; --white:#fffdf8; --ink:#292722; --muted:#69635b; --wine:#722c2b; --line:#ddd5c9; --sand:#ece2d4; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--paper); color:var(--ink); font:16px/1.65 "Segoe UI",Arial,sans-serif; }
a { color:inherit; text-underline-offset:4px; }
a:focus-visible, summary:focus-visible, video:focus-visible { outline:3px solid var(--wine); outline-offset:5px; }
.wrap { width:min(1160px,calc(100% - 48px)); margin-inline:auto; }
.skip { position:absolute; top:-100px; background:white; padding:12px; z-index:5; }.skip:focus { top:10px; }
.header { border-bottom:1px solid var(--line); background:var(--white); }
.nav { display:flex; align-items:center; justify-content:space-between; gap:24px; min-height:86px; }
.author-link { text-decoration:none; font-weight:700; letter-spacing:-.03em; font-size:19px; }
.author-link small { display:block; font-size:10px; text-transform:uppercase; letter-spacing:.19em; font-weight:500; color:var(--muted); }
.nav-links { display:flex; flex-wrap:wrap; align-items:center; gap:8px 24px; }.nav-links a { display:inline-block; padding:10px 0; font-size:13px; text-decoration:none; }
.nav-links a:hover { color:var(--wine); }.nav-links .nav-buy { border:1px solid var(--wine); border-radius:5px; padding:8px 16px; color:var(--wine); }
.hero { display:grid; grid-template-columns:minmax(0,1.3fr) minmax(0,1fr); align-items:center; gap:70px; padding-block:60px; }
.eyebrow { font-size:11px; text-transform:uppercase; letter-spacing:.18em; font-weight:700; color:var(--wine); margin:0 0 20px; }
h1,h2,h3,p { margin-top:0; }h1,h2,h3 { font-family:Georgia,"Times New Roman",serif; font-weight:400; }
h1 { font-size:clamp(40px,4.8vw,64px); line-height:1.08; letter-spacing:-.04em; margin-bottom:24px; }h1 span { color:var(--wine); }
.book-name { font-weight:600; font-size:18px; margin-bottom:14px; }
.lead { color:var(--muted); font-size:17px; max-width:560px; }
.actions { display:flex; align-items:center; flex-wrap:wrap; gap:12px; margin-top:26px; }
.button { display:inline-flex; justify-content:center; align-items:center; gap:12px; min-height:48px; padding:12px 20px; background:var(--wine); border:1px solid var(--wine); color:white; border-radius:5px; text-decoration:none; font-size:14px; font-weight:600; }
.button:hover { background:#542120; }.button.secondary { background:transparent; color:var(--wine); }.button.secondary:hover { background:var(--sand); }
.small-note { font-size:12px; color:var(--muted); margin:14px 0 0; }
.book-stage { padding:34px 40px; border-radius:50% 50% 8px 8px; background:var(--sand); text-align:center; }
.book-cover { display:block; width:min(100%,280px); height:auto; margin:auto; box-shadow:12px 18px 25px #34251e2b; transform:rotate(-4deg); border-left:5px solid #ded9d3; }
.book-stage figcaption { font-size:12px; color:var(--muted); margin-top:30px; }
figure { margin:0; }
.benefit-strip { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); border-block:1px solid var(--line); padding-block:24px; gap:24px; }
.benefit-strip strong { display:block; font-size:16px; }.benefit-strip span { color:var(--muted); font-size:13px; }
.section { padding-block:64px; scroll-margin-top:24px; }
h2 { font-size:clamp(30px,3.2vw,42px); line-height:1.18; letter-spacing:-.025em; margin-bottom:20px; }h3 { font-size:25px; line-height:1.2; margin-bottom:14px; }
.section-intro { max-width:670px; color:var(--muted); }
.topics { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:28px; margin-top:32px; }
.topic { padding-top:22px; border-top:2px solid var(--line); }.topic span { color:var(--wine); font-size:12px; }.topic h3 { margin-top:14px; }.topic p { color:var(--muted); font-size:14px; margin-bottom:0; }
.sample-section { background:var(--ink); color:var(--white); padding:42px; border-radius:10px; }.sample-section .eyebrow { color:#e7baa4; }.sample-section .section-intro { color:#dad4cb; }
.sample-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; margin-top:28px; }
.sample-card { border:1px solid #635d54; border-radius:6px; padding:22px; }.sample-card h3 { font-size:24px; }.sample-card p { color:#dad4cb; font-size:13px; }.sample-card a { display:inline-block; padding:10px 0; color:#f2cbb3; font-size:14px; }
.sample-section a:focus-visible { outline-color:#f2cbb3; }
.buy-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px; margin-top:30px; }
.buy-card { padding:30px; border:1px solid var(--line); border-radius:8px; background:var(--white); display:flex; flex-direction:column; }.buy-card.featured { border-color:var(--wine); }.buy-card p { color:var(--muted); }.buy-card .button { margin-top:auto; align-self:flex-start; }
.purchase-note { font-size:13px; color:var(--muted); margin-top:20px; }.purchase-note a { color:var(--wine); }
.reader-gallery { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:16px; }.reader-gallery a { display:block; }.reader-gallery img { width:100%; height:230px; object-fit:cover; border-radius:6px; display:block; }.reader-gallery figcaption { color:var(--muted); font-size:13px; padding-top:8px; }
.reader-gallery img[src$="Marcos.jpeg"] { object-position:center top; }
.video-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; margin-top:32px; }.video-grid video { width:100%; aspect-ratio:4/3; background:#292722; border-radius:6px; }.video-grid figcaption { font-size:13px; color:var(--muted); margin-top:8px; }
.reader-section { border-top:1px solid var(--line); }.reader-more { margin-top:22px; }.reader-more summary { cursor:pointer; padding:12px 0; color:var(--wine); }.reader-more .reader-gallery { margin-top:20px; }
.author-note { display:grid; grid-template-columns:1fr 1.7fr; gap:40px; border-block:1px solid var(--line); padding-block:32px; }.author-note blockquote { margin:0; font:italic 27px/1.4 Georgia,serif; }.author-note p { margin:0; color:var(--muted); }
.faq { max-width:850px; }.faq details { border-bottom:1px solid var(--line); padding-block:18px; }.faq summary { cursor:pointer; font-weight:600; }.faq details p { margin:16px 0 0; color:var(--muted); }
.closing { background:var(--sand); padding:36px; border-radius:8px; display:flex; justify-content:space-between; align-items:center; gap:24px; margin-bottom:50px; }.closing h2 { font-size:30px; margin:0; }.closing .button { flex-shrink:0; }
.footer { border-top:1px solid var(--line); padding-block:26px; color:var(--muted); font-size:13px; }.footer .wrap { display:flex; flex-wrap:wrap; justify-content:space-between; gap:16px; }.footer nav { display:flex; flex-wrap:wrap; gap:20px; }
@media(max-width:900px){ .hero { gap:32px; }.book-stage { padding:28px; }.reader-gallery { grid-template-columns:repeat(2,minmax(0,1fr)); }.nav { flex-wrap:wrap; padding-block:16px; gap:12px; }.sample-section { padding:30px; } }
@media(max-width:620px){ .wrap { width:calc(100% - 32px); }.hero { grid-template-columns:minmax(0,1fr); padding-block:36px; gap:36px; }.book-stage { max-width:340px; width:100%; margin:auto; }.book-cover { max-width:220px; }.nav-links { gap:6px 18px; }.benefit-strip,.topics,.sample-grid,.buy-grid,.video-grid,.author-note { grid-template-columns:minmax(0,1fr); }.benefit-strip { gap:16px; }.section { padding-block:40px; }.sample-section { padding:26px 20px; }.sample-grid { gap:12px; }.sample-card { padding:18px; }.buy-card { padding:24px; }.reader-gallery img { height:190px; }.closing { flex-direction:column; align-items:flex-start; padding:26px; }.author-note { gap:18px; }.actions .button { width:100%; } }
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Language navigation shared by the Portuguese and English book pages. */
.nav-links { margin-left:auto; }
.language-switch { display:flex; align-items:center; gap:8px; flex-shrink:0; font-size:13px; }
.language-switch a { padding:10px 2px; text-decoration:none; }
.language-switch a[aria-current="page"] { color:var(--wine); font-weight:700; text-decoration:underline; }
.language-switch a:hover { color:var(--wine); }
.original-title { color:var(--muted); font-style:italic; font-size:14px; margin-top:-8px; }
.language-note { padding:16px 20px; border-left:3px solid var(--wine); background:var(--sand); color:var(--ink); font-size:14px; }
@media(max-width:1100px){ .nav { flex-wrap:wrap; padding-block:16px; gap:12px 24px; }.language-switch { margin-left:auto; } }
@media(max-width:620px){ .nav-links { order:3; width:100%; margin-left:0; }.language-switch { gap:6px; } }

.buy-card.english-edition { grid-column:1 / -1; scroll-margin-top:24px; }

.language-label { font-size:11px; color:var(--muted); }
#portuguese-edition { scroll-margin-top:24px; }