:root { --ink: #24201f; --muted: #706965; --paper: #f6f0e8; --cream: #fffaf4; --rust: #b9472f; --terracotta: #dd714c; --wine: #6f211e; --line: rgba(36, 32, 31, .16); --serif: "Playfair Display", Georgia, serif; --sans: "DM Sans", Arial, sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.section-shell { width: min(1160px, calc(100% - 64px)); margin: 0 auto; }
.site-header { align-items: center; display: flex; justify-content: space-between; margin: 0 auto; padding: 24px 32px; position: relative; width: min(1280px, 100%); z-index: 5; }
.brand { align-items: center; display: flex; font-size: 10px; gap: 10px; letter-spacing: .13em; line-height: 1.1; text-transform: uppercase; }
.brand strong { font-size: 13px; letter-spacing: .05em; }
.brand-mark { align-items: center; background: var(--rust); color: var(--cream); display: flex; font-family: var(--serif); font-size: 22px; height: 38px; justify-content: center; width: 38px; }
.site-nav { display: flex; gap: 32px; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a { border-bottom: 1px solid transparent; padding: 4px 0; transition: border-color .2s; }.site-nav a:hover { border-color: var(--rust); }
.menu-toggle { background: none; border: 0; display: none; padding: 8px; }.menu-toggle span:not(.sr-only) { background: var(--ink); display: block; height: 2px; margin: 4px; width: 22px; }.sr-only { height: 1px; margin: -1px; overflow: hidden; position: absolute; width: 1px; clip: rect(0, 0, 0, 0); }
.hero { align-items: center; display: grid; gap: 7%; grid-template-columns: 1fr 1fr; min-height: 690px; padding-bottom: 90px; padding-top: 45px; }.eyebrow, .small-label { color: var(--rust); font-size: 11px; font-weight: 700; letter-spacing: .17em; margin: 0 0 22px; text-transform: uppercase; }
h1, h2 { font-family: var(--serif); font-weight: 600; letter-spacing: -.04em; line-height: .98; margin: 0; } h1 { font-size: clamp(58px, 7vw, 94px); } h1 em, h2 span { color: var(--rust); font-style: normal; }.hero-text { color: var(--muted); font-size: 16px; max-width: 440px; padding-left: 2px; }.button { align-items: center; display: inline-flex; font-size: 12px; font-weight: 700; gap: 30px; letter-spacing: .09em; margin-top: 18px; padding: 15px 19px; text-transform: uppercase; }.button-primary { background: var(--rust); color: white; transition: background .2s, transform .2s; }.button-primary:hover { background: var(--wine); transform: translateY(-2px); }
.hero-art { min-height: 510px; position: relative; }.hero-art img { box-shadow: 22px 28px 0 rgba(111, 33, 30, .15); display: block; height: min(470px, 62vw); object-fit: cover; position: absolute; right: 13%; top: 20px; transform: rotate(4deg); width: min(335px, 45vw); z-index: 2; }.sun-disc { background: var(--terracotta); border-radius: 50%; height: min(450px, 55vw); position: absolute; right: 2%; top: 3px; width: min(450px, 55vw); }.line-art { border: 1px solid rgba(185, 71, 47, .32); border-radius: 50%; height: 240px; position: absolute; width: 240px; }.line-art-one { left: 3%; top: 220px; }.line-art-two { height: 150px; right: 0; top: 310px; width: 150px; }.vertical-label { bottom: 66px; color: var(--rust); font-size: 10px; font-weight: 700; letter-spacing: .23em; position: absolute; right: -25px; transform: rotate(90deg); }
.book-section { padding: 105px 0 135px; }.section-heading h2, .team-heading h2 { font-size: clamp(46px, 6vw, 72px); }.book-grid { display: grid; gap: 15%; grid-template-columns: 1fr 1fr; margin-top: 75px; }.book-intro { align-items: flex-start; display: flex; font-size: 19px; gap: 18px; line-height: 1.7; max-width: 490px; }.book-intro p:last-child { margin-top: 0; }.drop-cap { color: var(--rust); font-family: var(--serif); font-size: 80px; line-height: .7; margin: 0; }.themes { border-top: 1px solid var(--line); }.themes article { align-items: flex-start; border-bottom: 1px solid var(--line); display: flex; gap: 25px; padding: 20px 0; }.themes article > span, .number { color: var(--rust); font-size: 11px; font-weight: 700; letter-spacing: .1em; }.themes h3 { font-family: var(--serif); font-size: 22px; margin: -7px 0 2px; }.themes p:not(.small-label) { color: var(--muted); font-size: 13px; margin: 0; }
.materials-section { background: var(--wine); color: var(--cream); padding: 105px 0 120px; }.light .eyebrow, .light h2 span { color: #ef9a70; }.light { margin-bottom: 65px; }.embed-grid { display: grid; gap: 28px; grid-template-columns: 1fr 1fr; }.embed-card { background: #4e211f; padding: 20px; }.embed-card-header { align-items: center; display: flex; gap: 16px; margin-bottom: 18px; }.embed-card-header h3 { font-family: var(--serif); font-size: 24px; margin: 0; }.number { color: #ef9a70; }.iframe-wrap { background: #fff; overflow: hidden; position: relative; width: 100%; }.map-frame { aspect-ratio: 1.28; }.slides-frame { aspect-ratio: 1.65; }.iframe-wrap iframe { border: 0; height: 100%; left: 0; position: absolute; top: 0; width: 100%; }
.team-section { padding: 120px 0 130px; }.team-content { align-items: start; display: grid; gap: 15%; grid-template-columns: 1fr 1fr; margin-top: 75px; }.team-list ol { border-top: 1px solid var(--line); counter-reset: member; list-style: none; margin: 0; padding: 0; }.team-list li { border-bottom: 1px solid var(--line); counter-increment: member; font-family: var(--serif); font-size: 21px; padding: 13px 0 13px 42px; position: relative; }.team-list li::before { color: var(--rust); content: counter(member, decimal-leading-zero); font: 11px var(--sans); left: 0; position: absolute; top: 20px; }.teacher-note { background: var(--terracotta); color: white; min-height: 250px; padding: 35px 40px; position: relative; }.quote-mark { font: 72px/1 var(--serif); opacity: .4; }.teacher-note p { font: 26px/1.2 var(--serif); margin: 8px 0 45px; max-width: 340px; }.teacher-note div { border-top: 1px solid rgba(255,255,255,.35); display: flex; flex-direction: column; font-size: 11px; letter-spacing: .1em; padding-top: 13px; text-transform: uppercase; }.teacher-note strong { font-size: 14px; letter-spacing: .02em; margin-top: 3px; text-transform: none; }.site-footer { background: #211c1b; color: #d3c2b5; font-size: 11px; letter-spacing: .08em; padding: 20px 0; text-transform: uppercase; }.site-footer .section-shell { display: flex; justify-content: space-between; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (max-width: 700px) { .section-shell { width: min(100% - 40px, 500px); }.site-header { padding: 18px 20px; }.menu-toggle { display: block; }.site-nav { background: var(--cream); border-bottom: 1px solid var(--line); display: none; flex-direction: column; gap: 18px; left: 0; padding: 22px 20px; position: absolute; right: 0; top: 74px; }.site-nav.is-open { display: flex; }.hero { display: flex; flex-direction: column; min-height: auto; padding: 65px 0 100px; }.hero-copy { width: 100%; }.hero-art { min-height: 390px; width: 100%; }.hero-art img { height: 340px; right: 14%; width: 240px; }.sun-disc { height: 320px; right: 2%; width: 320px; }.line-art-one { left: -5%; top: 180px; }.line-art-two { height: 110px; right: 0; top: 230px; width: 110px; }.vertical-label { bottom: 35px; right: -22px; }.book-section, .team-section { padding: 80px 0; }.book-grid, .team-content, .embed-grid { gap: 55px; grid-template-columns: 1fr; margin-top: 50px; }.book-intro { font-size: 17px; }.materials-section { padding: 80px 0; }.light { margin-bottom: 45px; }.embed-card { padding: 14px; }.team-content { margin-top: 50px; }.site-footer .section-shell { align-items: flex-start; flex-direction: column; gap: 8px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; }.button-primary { transition: none; } }

/* Estrutura simples da página escolar. */
.site-header.section-shell { align-items: center; display: flex; gap: 14px; padding: 24px 0; width: min(1160px, calc(100% - 64px)); }
.site-header p { color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: .12em; margin: 0; text-transform: uppercase; }
.intro { align-items: center; display: grid; gap: 8%; grid-template-columns: 1fr 1fr; min-height: 530px; padding: 35px 0 90px; }
.intro h1 { color: var(--rust); font-size: clamp(64px, 9vw, 118px); }
.cover-wrap { min-height: 430px; position: relative; }
.cover-wrap img { box-shadow: 22px 28px 0 rgba(111, 33, 30, .15); display: block; height: min(430px, 57vw); object-fit: cover; position: absolute; right: 18%; top: 0; transform: rotate(4deg); width: min(305px, 42vw); z-index: 1; }
.cover-wrap .balloon-image { box-shadow: none; height: 220px; left: 0; object-fit: cover; object-position: center top; right: auto; top: 205px; transform: rotate(-5deg); width: 145px; z-index: 2; }
.cover-wrap .sun-disc { background: var(--terracotta); border-radius: 50%; height: min(410px, 53vw); position: absolute; right: 3%; top: -12px; width: min(410px, 53vw); }
.author-bio { align-items: center; background: var(--cream); display: grid; gap: 8%; grid-template-columns: minmax(220px, 360px) 1fr; margin-bottom: 90px; padding: 34px; }
.author-photo { background: var(--terracotta); overflow: hidden; }
.author-photo img { display: block; height: 300px; object-fit: cover; object-position: center; width: 100%; }
.author-copy { max-width: 620px; }.author-copy h2 { color: var(--rust); font-size: clamp(36px, 5vw, 58px); margin-bottom: 22px; }.author-copy p:not(.eyebrow) { color: var(--muted); font-size: 15px; margin: 0 0 15px; }.author-copy em { color: var(--ink); font-family: var(--serif); }
.materials { background: var(--wine); display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); margin-left: calc(50% - 50vw); margin-right: 0; padding: 70px max(32px, calc((100vw - 960px) / 2)); width: 100vw; }
.materials .embed-card { background: #4e211f; margin: 0 auto; max-width: 960px; min-width: 0; padding: 20px; width: 100%; }
.materials h2 { color: var(--cream); font-size: 25px; margin: 0 0 18px; }
.materials .iframe-wrap { background: #fff; overflow: hidden; position: relative; width: 100%; }
.materials .map-frame { aspect-ratio: 1.28; }.materials .slides-frame { aspect-ratio: 1.65; }
.materials iframe { border: 0; height: 100%; left: 0; position: absolute; top: 0; width: 100%; }
.credits { display: grid; gap: 15%; grid-template-columns: 1fr 1fr; padding: 105px 0 120px; }
.credits ul { border-top: 1px solid var(--line); list-style: none; margin: 0; padding: 0; }
.credits li { border-bottom: 1px solid var(--line); font: 20px var(--serif); padding: 12px 0; }
.teacher { background: var(--terracotta); color: white; min-height: 190px; padding: 28px 35px; }.teacher .eyebrow { color: white; }
.class-info { border-top: 1px solid rgba(255, 255, 255, .4); }.class-info p { align-items: center; border-bottom: 1px solid rgba(255, 255, 255, .4); display: flex; justify-content: space-between; margin: 0; padding: 10px 0; }.class-info span { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }.class-info strong { font: 19px var(--serif); }
@media (max-width: 700px) {
	.site-header.section-shell { padding: 18px 0; width: min(100% - 40px, 500px); }
	.intro { display: flex; flex-direction: column; gap: 25px; min-height: auto; padding: 65px 0 85px; }
	.intro-copy { align-self: flex-start; }.cover-wrap { min-height: 350px; width: 100%; }.cover-wrap img { height: 320px; right: 15%; width: 230px; }.cover-wrap .balloon-image { height: 150px; left: 0; top: 205px; width: 105px; }.cover-wrap .sun-disc { height: 300px; right: 0; width: 300px; }
	.author-bio { display: block; margin-bottom: 65px; padding: 20px; }.author-photo img { height: 250px; }.author-copy { padding-top: 30px; }
	.materials { display: block; margin-left: calc(50% - 50vw); padding: 55px 20px; width: 100vw; }.materials .embed-card + .embed-card { margin-top: 45px; }
	.credits { display: block; padding: 75px 0 85px; }.teacher { margin-top: 48px; }
}