:root {
  --navy:#072e76;
  --deep:#031f52;
  --green:#159234;
  --sky:#eaf7ff;
  --ink:#10213f;
  --muted:#5d6980;
  --line:#d9e5f1;
  --shadow:0 16px 40px rgba(7,46,118,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:Inter,Arial,sans-serif;background:#fff}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.topbar{height:36px;background:linear-gradient(90deg,#052864,#0a438f);color:#fff;display:flex;align-items:center;justify-content:center;gap:12px;font-size:.72rem;font-weight:700;letter-spacing:.08em;padding:0 5vw}
.topbar i{width:5px;height:5px;border-radius:50%;background:#52c537}
.topbar-age{position:absolute;right:6vw;font-weight:500;letter-spacing:0}
.site-header{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,24px);background:#fff;border-bottom:1px solid #edf2f7;position:sticky;top:0;z-index:20;box-shadow:0 4px 16px rgba(0,35,80,.04)}
.brand{display:flex;flex-direction:column;align-items:center;color:var(--navy)}
.brand-ribbon{font:800 1.1rem/1 'Barlow Condensed',sans-serif;letter-spacing:.04em;border:2px solid var(--navy);padding:7px 15px;transform:skew(-5deg);box-shadow:5px 5px 0 #dcecff}
.brand small{margin-top:5px;font-weight:700;font-size:.65rem}.brand small span,.footer-brand span{background:var(--navy);color:#fff;padding:0 2px}
nav{display:flex;align-items:center;gap:2rem}nav a{text-transform:uppercase;font-size:.78rem;font-weight:700;padding:31px 0 27px;border-bottom:3px solid transparent}nav a:hover,nav a.active{color:var(--green);border-color:var(--green)}
.menu-toggle{display:none;background:var(--navy);color:#fff;border:0;border-radius:8px;width:42px;height:42px;font-size:1.3rem}
.hero{min-height:610px;display:grid;grid-template-columns:48% 52%;overflow:hidden;background:linear-gradient(110deg,#fff 0 48%,#eff9ff 48% 100%)}
.hero-copy{padding:70px 3vw 40px max(5vw,32px);position:relative;z-index:2}
.eyebrow{font:800 1rem/1 'Barlow Condensed',sans-serif;color:var(--navy);letter-spacing:.09em;text-transform:uppercase;margin:0 0 14px}
h1,h2,h3{font-family:'Barlow Condensed',Arial,sans-serif;text-transform:uppercase;margin:0;color:var(--navy)}
h1{font-size:clamp(3rem,5.2vw,5.8rem);line-height:.87;letter-spacing:-.02em}h1 em{font-style:normal;color:var(--green);font-size:.63em;white-space:nowrap}
.connect-line{font:800 1.05rem 'Barlow Condensed',sans-serif;color:var(--navy);margin:25px 0}.connect-line b{color:var(--green);padding:0 6px}
.hero-intro{font-size:1.05rem;line-height:1.75;max-width:600px;color:#344158}
.hero-actions{display:flex;gap:14px;margin:28px 0 40px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:52px;padding:0 24px;border-radius:5px;font-weight:800;text-transform:uppercase;font-size:.78rem;letter-spacing:.025em;transition:.2s transform,.2s box-shadow;box-shadow:0 8px 18px rgba(0,35,85,.12)}.button:hover{transform:translateY(-2px);box-shadow:0 12px 25px rgba(0,35,85,.2)}
.button-primary{background:var(--navy);color:#fff}.button-green{background:var(--green);color:#fff}.button-light{background:#fff;color:var(--navy)}
.hero-features{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:650px}.hero-features li{text-align:center;display:flex;flex-direction:column;align-items:center}.feature-icon{width:52px;height:52px;border:3px solid currentColor;color:var(--green);border-radius:50%;display:grid;place-items:center;font:bold 1.3rem Inter}.hero-features strong{font:800 .95rem 'Barlow Condensed';text-transform:uppercase;color:var(--navy);margin-top:8px}.hero-features small{font-size:.68rem;color:var(--muted);margin-top:3px}
.hero-art{position:relative;align-self:stretch;min-width:0;background:#eaf7ff}.hero-art:after{content:"";position:absolute;inset:auto 0 0;height:18%;background:linear-gradient(transparent,#fff);pointer-events:none}.hero-art img{width:100%;height:100%;object-fit:cover;object-position:center center}
.continents{padding:28px max(5vw,28px) 32px;background:linear-gradient(110deg,#f4faff,#eaf4ff);text-align:center}.continents>p,.section-heading .eyebrow{font:800 1.55rem 'Barlow Condensed';text-transform:uppercase;color:var(--navy);margin:0 0 20px}.continent-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:7px;max-width:1400px;margin:auto}.continent-strip a{min-height:92px;color:#fff;display:flex;flex-direction:column;justify-content:center;border-radius:3px;box-shadow:0 8px 16px rgba(0,35,85,.12);transition:.2s transform}.continent-strip a:hover{transform:translateY(-4px)}.continent-strip span{font:800 1.25rem 'Barlow Condensed';text-transform:uppercase}.continent-strip small{opacity:.82;margin-top:4px}.europe{background:#073c9d}.asia{background:#209432}.africa{background:#f07a0d}.north{background:#66208f}.south{background:#d3232c}.oceania{background:#148898}
.learning{padding:70px max(5vw,28px)}.section-heading{text-align:center;max-width:780px;margin:0 auto 38px}.section-heading h2{font-size:clamp(2.4rem,4vw,4rem)}.section-heading>p:last-child{color:var(--muted);line-height:1.65;margin-top:12px}.learning-grid{display:grid;grid-template-columns:repeat(4,1fr);max-width:1320px;margin:auto;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}.learning-grid article{display:flex;gap:16px;padding:30px 24px;border-right:1px solid var(--line)}.learning-grid article:last-child{border:0}.learning-grid article>span{font:900 2.6rem/1 'Barlow Condensed';color:#d7e7f7}.learning-grid h3{font-size:1.4rem}.learning-grid p{font-size:.87rem;line-height:1.55;color:var(--muted);margin:7px 0 0}
.books-section{padding:76px max(4vw,22px);background:linear-gradient(#edf8ff,#fff)}.books-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;max-width:1350px;margin:auto}.book-card{--accent:var(--navy);background:#fff;border:1px solid var(--line);border-top:5px solid var(--accent);border-radius:9px;overflow:hidden;box-shadow:0 12px 30px rgba(7,46,118,.09);transition:.25s transform,.25s box-shadow}.book-card:hover{transform:translateY(-5px);box-shadow:0 18px 42px rgba(7,46,118,.16)}.book-image{aspect-ratio:495/282;background:#eaf6ff;overflow:hidden}.book-image img{width:100%;height:100%;object-fit:cover}.book-body{padding:22px}.book-title-row{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.book-card h3{font-size:2rem;color:var(--accent)}.book-meta{font-size:.72rem;background:#eef4f9;border-radius:30px;padding:6px 9px;white-space:nowrap;color:var(--muted);font-weight:700}.facts{list-style:none;padding:0;margin:15px 0 20px;display:grid;grid-template-columns:1fr 1fr;gap:8px}.facts li{font-size:.82rem;color:#4d5b70}.facts li:before{content:"✓";color:var(--accent);font-weight:800;margin-right:6px}.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.card-actions a{min-height:44px;display:flex;align-items:center;justify-content:center;border-radius:5px;font-size:.71rem;font-weight:800;text-transform:uppercase;text-align:center;padding:7px}.amazon{background:#ffb21c;color:#1f2b3d}.pdf{background:var(--accent);color:#fff}
.bundle{margin:25px max(5vw,28px) 80px;display:grid;grid-template-columns:1.2fr 1fr;max-width:1350px;margin-left:auto;margin-right:auto;background:linear-gradient(135deg,#06285f,#083d8b);border-radius:15px;overflow:hidden;color:#fff;box-shadow:0 22px 55px rgba(0,35,85,.24)}.bundle>img{width:100%;height:100%;object-fit:contain;background:#eef9ff;padding:14px}.bundle-copy{padding:48px}.bundle-copy .eyebrow{color:#72dc57}.bundle-copy h2{color:#fff;font-size:3.5rem}.bundle-copy>p{line-height:1.7;color:#dbeaff}.bundle-price{display:flex;align-items:center;gap:20px;margin:24px 0}.bundle-price strong{font:900 3.6rem 'Barlow Condensed';color:#6ee34c}.bundle-price span{border-left:1px solid #6c89b8;padding-left:20px;font-size:.82rem;text-transform:uppercase;line-height:1.5}
.closing-cta{text-align:center;padding:66px 20px;background:radial-gradient(circle at 80% 10%,#1c63ad,#06275e 65%);color:#fff}.closing-cta p{color:#74dc53;text-transform:uppercase;font-weight:800;letter-spacing:.06em}.closing-cta h2{font-size:3.5rem;color:#fff;margin-bottom:24px}
footer{background:#031d4d;color:#dbe6fb;padding:38px max(6vw,28px);display:grid;grid-template-columns:1fr 1fr auto;gap:30px;align-items:center;font-size:.75rem}.footer-brand{display:flex;flex-direction:column;gap:8px}.footer-brand strong{font-size:1.5rem;color:#fff}.footer-links{display:flex;gap:25px}.footer-links a:hover{color:#74dc53}footer>p{color:#9fb1d1}
@media(max-width:1050px){.hero{grid-template-columns:1fr;}.hero-copy{padding-right:max(5vw,32px)}.hero-art{height:470px}.books-grid{grid-template-columns:repeat(2,1fr)}.learning-grid{grid-template-columns:repeat(2,1fr)}.learning-grid article:nth-child(2){border-right:0}.learning-grid article:nth-child(-n+2){border-bottom:1px solid var(--line)}.continent-strip{grid-template-columns:repeat(3,1fr)}.bundle{margin-left:28px;margin-right:28px}.site-header nav{gap:1.2rem}}
@media(max-width:720px){.topbar-age{display:none}.site-header{height:72px}.menu-toggle{display:block}.site-header nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;padding:10px 24px 22px;box-shadow:0 15px 25px rgba(0,35,80,.12);flex-direction:column;gap:0;align-items:stretch}.site-header nav.open{display:flex}.site-header nav a{padding:15px 0;border-bottom:1px solid var(--line)}.brand-ribbon{font-size:.9rem;padding:6px 10px}.hero-copy{padding:45px 22px}.hero-intro{font-size:1rem}.hero-art{height:320px}.hero-art img{object-position:center center}.hero-features{grid-template-columns:repeat(2,1fr);gap:20px}.continents{padding:26px 14px}.continent-strip{grid-template-columns:repeat(2,1fr)}.continent-strip a{min-height:75px}.learning,.books-section{padding:58px 18px}.learning-grid,.books-grid{grid-template-columns:1fr}.learning-grid article{border-right:0;border-bottom:1px solid var(--line)!important}.learning-grid article:last-child{border-bottom:0!important}.books-grid{gap:18px}.bundle{grid-template-columns:1fr;margin:10px 16px 60px}.bundle-copy{padding:30px 24px}.bundle-copy h2{font-size:2.8rem}.bundle-price strong{font-size:3rem}.closing-cta h2{font-size:2.7rem}footer{grid-template-columns:1fr;text-align:center}.footer-brand{align-items:center}.footer-links{justify-content:center;flex-wrap:wrap}.hero-actions .button{width:100%}}
@media(max-width:410px){h1{font-size:2.75rem}.connect-line{font-size:.9rem}.card-actions{grid-template-columns:1fr}.bundle-copy h2{font-size:2.45rem}}