:root {
  --navy: #07172f;
  --navy-2: #0e2b52;
  --ink: #122033;
  --blue: #235db2;
  --gold: #efb940;
  --paper: #f7f9fc;
  --white: #fff;
  --muted: #5d6878;
  --line: #dce3ed;
  --radius: 1.25rem;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "DM Sans", system-ui, sans-serif; font-size: 1rem; line-height: 1.65; }
img { display: block; max-width: 100%; }
a { color: inherit; }
.site-header { height: 5rem; display: flex; align-items: center; justify-content: space-between; padding: 0 6vw; position: absolute; inset: 0 0 auto; z-index: 10; color: white; }
.brand { display: inline-flex; align-items: center; gap: .75rem; font: 700 1.05rem "Libre Franklin", sans-serif; text-decoration: none; letter-spacing: -.02em; }
.brand-mark { width: 2.25rem; height: 2.25rem; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; color: var(--gold); font-size: .72rem; letter-spacing: .08em; }
nav { display: flex; align-items: center; gap: 2rem; }
nav a { color: rgba(255,255,255,.82); text-decoration: none; font-size: .94rem; font-weight: 600; }
nav a:hover, nav a:focus-visible { color: white; }
.nav-cta { border: 1px solid rgba(255,255,255,.35); padding: .6rem 1rem; border-radius: 999px; }
.menu-button { display: none; color: white; background: transparent; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; padding: .55rem .9rem; font: inherit; }
.hero { min-height: 47rem; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 5vw; padding: 8rem 8vw 5.5rem; overflow: hidden; color: white; background: radial-gradient(circle at 80% 40%, #174783 0, transparent 28%), linear-gradient(135deg, #07172f 0%, #0a2446 70%, #07172f 100%); }
.hero-copy { max-width: 45rem; position: relative; z-index: 2; }
.eyebrow { margin: 0 0 1rem; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow.light { color: var(--gold); }
h1, h2, h3 { font-family: "Libre Franklin", sans-serif; line-height: 1.08; letter-spacing: -.045em; }
h1 { margin: 0; font-size: clamp(3.4rem, 6.5vw, 6.7rem); }
h1 span { color: var(--gold); }
.hero-text { max-width: 42rem; margin: 1.8rem 0 2.1rem; color: #d3dfef; font-size: clamp(1.05rem, 1.6vw, 1.25rem); }
.hero-actions { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-height: 3.25rem; padding: .75rem 1.35rem; border-radius: .45rem; font-weight: 800; text-decoration: none; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy); background: var(--gold); box-shadow: 0 10px 28px rgba(239,185,64,.2); }
.text-link { color: white; font-weight: 700; text-decoration: none; }
.hero-books { min-height: 35rem; position: relative; display: flex; align-items: center; justify-content: center; }
.book { width: min(15.8rem, 40vw); position: absolute; border-radius: .35rem; box-shadow: 0 35px 60px rgba(0,0,0,.45); z-index: 2; }
.book-one { transform: translate(-27%, -5%) rotate(-8deg); }
.book-two { transform: translate(32%, 8%) rotate(7deg); z-index: 3; }
.gold-orbit { position: absolute; width: 24rem; height: 24rem; border: 1px solid rgba(239,185,64,.42); border-radius: 50%; box-shadow: 0 0 0 4rem rgba(255,255,255,.02), 0 0 0 8rem rgba(255,255,255,.015); }
.proof-bar { min-height: 4rem; display: flex; align-items: center; justify-content: center; gap: 1.4rem; padding: 1rem 5vw; color: #435066; background: #eef3f9; font-size: .82rem; font-weight: 700; letter-spacing: .04em; text-align: center; text-transform: uppercase; }
.proof-bar i { width: 4px; height: 4px; background: var(--gold); border-radius: 50%; }
.section { padding: 7rem 8vw; }
.section-heading { max-width: 78rem; margin: 0 auto 4.5rem; display: flex; align-items: end; justify-content: space-between; gap: 3rem; }
.section-heading h2, .coming-soon h2, .connect h2, .about h2 { margin: 0; font-size: clamp(2.4rem, 4vw, 4.2rem); }
.section-heading > p { max-width: 28rem; margin: 0; color: var(--muted); }
.book-feature { max-width: 74rem; margin: 0 auto 8rem; display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.book-feature.reverse { grid-template-columns: 1.2fr .8fr; }
.book-feature.reverse .cover-wrap { order: 2; }
.cover-wrap { min-height: 34rem; display: grid; place-items: center; border-radius: var(--radius); }
.cover-wrap img { width: min(18rem, 72%); max-height: 29rem; object-fit: contain; border-radius: .25rem; box-shadow: 0 24px 48px rgba(6,21,45,.25); }
.blue-glow { background: radial-gradient(circle, #d7e7ff 0, #edf4fd 62%, #f7faff 100%); }
.amber-glow { background: radial-gradient(circle, #ffe9b2 0, #fff4d9 60%, #fffaf0 100%); }
.book-label { display: inline-block; margin-bottom: 1rem; padding: .35rem .7rem; border-radius: 999px; color: var(--blue); background: #e9f1fc; font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.book-details h3 { margin: 0 0 1rem; font-size: clamp(2.2rem, 3.5vw, 3.7rem); }
.book-details p { color: var(--muted); }
.book-details .subtitle { color: var(--ink); font-weight: 700; font-size: 1.08rem; }
.check-list { padding: 0; margin: 1.5rem 0 2rem; list-style: none; }
.check-list li { margin: .55rem 0; }
.check-list li::before { content: "✓"; color: var(--blue); font-weight: 800; margin-right: .7rem; }
.button-dark { color: white; background: var(--navy); }
.coming-soon { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 7vw; padding: 6rem 10vw; color: white; background: var(--navy); }
.coming-soon p { max-width: 42rem; color: #cbd7e7; font-size: 1.08rem; }
.soon-visual { aspect-ratio: 4/3; position: relative; display: grid; place-items: center; overflow: hidden; border-radius: var(--radius); background: linear-gradient(#0c3262, #091a33); }
.soon-visual strong { position: relative; z-index: 2; color: white; font: 800 clamp(1.8rem, 4vw, 3.6rem)/1.02 "Libre Franklin", sans-serif; letter-spacing: -.04em; text-align: center; text-shadow: 0 5px 20px rgba(0,0,0,.35); }
.moon { width: 6rem; height: 6rem; position: absolute; right: 10%; top: 10%; border-radius: 50%; background: var(--gold); box-shadow: 0 0 3rem rgba(239,185,64,.3); }
.path { width: 65%; height: 140%; position: absolute; top: 58%; border: solid 3rem transparent; border-left-color: rgba(239,185,64,.55); border-radius: 50%; transform: rotate(12deg); }
.quiet-note { color: var(--gold); font-weight: 700; }
.samba-cover { min-height: 34rem; display: grid; place-items: center; padding: 2rem; border-radius: var(--radius); background: radial-gradient(circle at 50% 45%, #194b7c 0, #0b294e 56%, #06152a 100%); }
.samba-cover img { width: min(19rem, 78%); max-height: 31rem; object-fit: contain; border-radius: .3rem; box-shadow: 0 28px 55px rgba(0,0,0,.48); }
.samba-themes { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.4rem 0 1.8rem; padding: 0; list-style: none; }
.samba-themes li { padding: .42rem .75rem; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; color: #e4edf8; font-size: .84rem; font-weight: 700; }
.release-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.button-outline { color: white; border: 1px solid rgba(255,255,255,.5); background: transparent; }
.resources { background: var(--paper); }
.centered { display: block; text-align: center; }
.centered > p { max-width: 35rem; margin: 1rem auto 0; }
.resource-grid { max-width: 76rem; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.resource-grid article { padding: 2rem; border: 1px solid var(--line); border-radius: 1rem; background: white; }
.resource-number { color: var(--gold); font: 800 2.4rem "Libre Franklin", sans-serif; }
.resource-grid h3 { margin: 1.1rem 0 .6rem; font-size: 1.35rem; letter-spacing: -.02em; }
.resource-grid p { min-height: 5rem; color: var(--muted); }
.resource-grid a { color: var(--blue); font-weight: 800; text-decoration: none; }
.about { background: white; }
.about-card { max-width: 70rem; margin: 0 auto; display: grid; grid-template-columns: .7fr 1.3fr; align-items: center; gap: 6vw; }
.author-portrait { aspect-ratio: 4/5; position: relative; overflow: hidden; border-radius: 48% 48% 42% 58% / 44% 42% 58% 56%; background: var(--navy); box-shadow: 0 24px 48px rgba(7,23,47,.2); }
.author-portrait::after { content: ""; position: absolute; inset: .8rem; border: 1px solid rgba(239,185,64,.65); border-radius: inherit; pointer-events: none; }
.author-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.about-card p { color: var(--muted); font-size: 1.08rem; }
.connect { padding: 6rem 8vw; color: white; background: linear-gradient(115deg, #245fac, #0b2d57); text-align: center; }
.connect p { max-width: 42rem; margin: 1.2rem auto 2rem; color: #dce8f6; font-size: 1.08rem; }
.button-light { color: var(--navy); background: white; }
footer { min-height: 10rem; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; padding: 2rem 6vw; color: #9cadc2; background: #041022; font-size: .85rem; }
footer p:last-child { text-align: right; }
.footer-brand { color: white; }
@media (max-width: 850px) {
  .site-header { padding: 0 1.25rem; }
  .menu-button { display: block; }
  nav { display: none; position: absolute; top: 4.5rem; right: 1.25rem; flex-direction: column; align-items: stretch; gap: .3rem; padding: .8rem; border: 1px solid rgba(255,255,255,.15); border-radius: .8rem; background: #0a2344; box-shadow: 0 16px 35px rgba(0,0,0,.3); }
  nav.open { display: flex; }
  nav a { padding: .65rem 1rem; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 8.5rem 1.4rem 4rem; }
  .hero-books { min-height: 27rem; margin-top: 1rem; }
  .book { width: 12rem; }
  .gold-orbit { width: 18rem; height: 18rem; }
  .proof-bar { flex-wrap: wrap; gap: .65rem 1rem; }
  .section { padding: 5rem 1.4rem; }
  .section-heading { align-items: start; flex-direction: column; margin-bottom: 3rem; }
  .book-feature, .book-feature.reverse { grid-template-columns: 1fr; gap: 2.5rem; margin-bottom: 6rem; }
  .book-feature.reverse .cover-wrap { order: 0; }
  .cover-wrap { min-height: 28rem; }
  .coming-soon { grid-template-columns: 1fr; padding: 4rem 1.4rem; }
  .resource-grid { grid-template-columns: 1fr; }
  .resource-grid p { min-height: 0; }
  .about-card { grid-template-columns: 1fr; }
  .author-portrait { width: min(18rem, 75vw); margin: 0 auto; }
  footer { grid-template-columns: 1fr; text-align: center; }
  footer .brand { justify-content: center; }
  footer p:last-child { text-align: center; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }