:root{
  --navy:#07152b;--navy2:#123d70;--yellow:#f2d239;--paper:#f6f4ee;--white:#fff;
  --ink:#101828;--muted:#667085;--line:#e5e7eb;--shadow:0 22px 55px rgba(7,21,43,.12);--radius:22px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);color:var(--ink);line-height:1.6}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.section{padding:92px 0}.eyebrow{margin:0 0 12px;color:#8b6c00;font-size:.76rem;letter-spacing:.16em;font-weight:800;text-transform:uppercase}h1,h2,h3{font-family:"Barlow Condensed",Impact,sans-serif;line-height:.98;margin:0 0 18px}h1{font-size:clamp(3.4rem,7vw,6.7rem);letter-spacing:-.03em}h2{font-size:clamp(2.5rem,4.5vw,4.3rem);letter-spacing:-.02em}h3{font-size:2rem}p{margin-top:0}.lead{font-size:1.08rem;color:var(--muted);max-width:760px}.site-header{position:sticky;top:0;z-index:30;background:rgba(246,244,238,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(7,21,43,.08)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:44px;height:44px;background:var(--navy);color:var(--yellow);display:grid;place-items:center;font-family:"Barlow Condensed";font-size:1.9rem;font-weight:900}.brand-copy{display:flex;flex-direction:column;line-height:1}.brand-copy strong{font-family:"Barlow Condensed";font-size:1.25rem;letter-spacing:.05em}.brand-copy small{font-size:.7rem;color:var(--muted);margin-top:5px}.main-nav{display:flex;align-items:center;gap:24px;font-size:.9rem;font-weight:700}.main-nav a:hover{color:var(--navy2)}.nav-buy{padding:10px 15px;background:var(--navy);color:#fff;border-radius:9px}.menu-toggle{display:none;border:0;background:none;padding:7px}.menu-toggle span{width:26px;height:2px;background:var(--navy);display:block;margin:5px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 20px;border-radius:10px;font-weight:800;border:1px solid transparent;transition:.2s;cursor:pointer}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--yellow);color:var(--navy)}.btn-dark{background:var(--navy);color:#fff}.btn-outline{border-color:#cdd3dd;background:#fff}.btn-light{background:#fff;color:var(--navy)}.btn-row{display:flex;gap:12px;flex-wrap:wrap}.full{width:100%}
.hero{background:linear-gradient(125deg,var(--navy),var(--navy2));color:#fff;overflow:hidden}.hero .eyebrow{color:var(--yellow)}.hero-grid{min-height:680px;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;padding:64px 0 76px}.hero h1 span{color:var(--yellow)}.hero-copy>p:not(.eyebrow){color:#d5deec;font-size:1.12rem;max-width:720px}.hero-books{position:relative;min-height:510px}.hero-books img{position:absolute;box-shadow:0 30px 65px rgba(0,0,0,.4);border-radius:3px}.hero-books .book-a{width:53%;left:0;top:54px;z-index:3;transform:rotate(-7deg)}.hero-books .book-b{width:48%;right:4%;top:5px;z-index:2;transform:rotate(7deg)}.hero-books .book-c{width:43%;right:5%;bottom:0;z-index:1;transform:rotate(13deg)}
.proofbar{background:var(--yellow);color:var(--navy)}.proofbar .container{padding:22px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.proofbar strong{font-family:"Barlow Condensed";font-size:1.5rem}.proofbar span{display:block;font-size:.8rem}.section-head{max-width:780px;margin-bottom:42px}.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 30px rgba(7,21,43,.06)}.card-inner{display:grid;grid-template-columns:42% 58%;min-height:480px}.cover-wrap{background:#eef1f5;padding:28px;display:flex;align-items:center;justify-content:center}.cover-wrap img{max-height:430px;width:auto;box-shadow:0 18px 35px rgba(0,0,0,.19)}.card-content{padding:34px;display:flex;flex-direction:column}.badge{display:inline-block;align-self:flex-start;background:#f4edc8;color:#6e5700;border-radius:999px;padding:6px 10px;font-size:.7rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin-bottom:14px}.card-content p{color:var(--muted)}.card-content ul{padding-left:20px;margin:4px 0 24px}.card-content li{margin:6px 0}.card-actions{margin-top:auto;display:grid;gap:10px}.two-buttons{grid-template-columns:1fr 1fr}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.feature-list{display:grid;gap:12px}.feature{background:#fff;border:1px solid var(--line);padding:18px;border-radius:14px}.feature strong{display:block;margin-bottom:4px}.feature p{margin:0;color:var(--muted)}
.dark-section{background:var(--navy);color:#fff}.dark-section .eyebrow{color:var(--yellow)}.dark-section .lead{color:#cbd5e1}.edition-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center}.edition-cover{background:#102544;padding:34px;border-radius:var(--radius);display:flex;justify-content:center}.edition-cover img{max-height:520px;box-shadow:0 20px 45px rgba(0,0,0,.35)}.lang-row{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0 26px}.lang-chip{border:1px solid rgba(255,255,255,.2);padding:8px 12px;border-radius:999px;font-size:.8rem}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.article-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.article-card small{font-weight:800;color:#8b6c00;letter-spacing:.08em}.article-card p{color:var(--muted);font-size:.92rem}.article-card a{font-weight:800;color:var(--navy2)}.cta{background:var(--yellow);padding:56px 0;color:var(--navy)}.cta .container{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.cta h2{margin:0;max-width:830px}.footer{background:#061020;color:#cbd5e1;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:45px}.footer strong{color:#fff}.footer a{display:block;margin:7px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:.78rem;color:#8ea0b7}
.product-hero{background:#fff;padding:72px 0}.product-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:center}.product-cover{background:#edf0f4;border-radius:var(--radius);padding:34px;display:flex;justify-content:center}.product-cover img{max-height:620px;width:auto;box-shadow:0 24px 54px rgba(0,0,0,.22)}.product-copy .meta{display:flex;gap:9px;flex-wrap:wrap;margin:18px 0}.meta span{background:#f0ead1;color:#6e5700;padding:7px 10px;border-radius:999px;font-size:.72rem;font-weight:800}.product-copy ul{padding-left:20px}.buy-panel{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px}.buy-panel strong{display:block;margin-bottom:12px}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.detail{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.detail p{color:var(--muted);margin-bottom:0}.quote{background:#fff;border-left:6px solid var(--yellow);padding:26px 28px;font-family:"Barlow Condensed";font-size:1.8rem;line-height:1.15}.breadcrumbs{font-size:.82rem;color:var(--muted);margin-bottom:22px}.breadcrumbs a{text-decoration:underline}.note{font-size:.78rem;color:var(--muted);margin-top:10px}.faq{display:grid;grid-template-columns:1fr 1fr;gap:14px}details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}summary{font-weight:800;cursor:pointer}details p{margin:12px 0 0;color:var(--muted)}.simple-page{background:#fff;min-height:60vh}.prose{max-width:850px}.prose h2{font-size:2.8rem;margin-top:42px}.prose p,.prose li{color:#475467}.prose li{margin:8px 0}
@media(max-width:1000px){.main-nav{display:none;position:absolute;left:0;right:0;top:76px;background:var(--paper);padding:20px;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line)}.main-nav.open{display:flex}.menu-toggle{display:block}.hero-grid,.split,.edition-grid,.product-grid{grid-template-columns:1fr}.hero-books{min-height:440px}.cards{grid-template-columns:1fr}.card-inner{grid-template-columns:38% 62%}.article-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.container{width:min(100% - 28px,1160px)}.section{padding:64px 0}h1{font-size:3.5rem}.hero-grid{padding:48px 0 58px;min-height:auto}.hero-books{display:none}.proofbar .container{grid-template-columns:1fr}.card-inner{grid-template-columns:1fr}.cover-wrap{padding:24px}.cover-wrap img{max-height:390px}.two-buttons{grid-template-columns:1fr}.article-grid,.detail-grid,.faq{grid-template-columns:1fr}.cta .container{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}}