:root{--paper:#f7f8fb;--surface:#ffffff;--ink:#172033;--muted:#657087;--line:#dfe4ec;--blue:#2457a7;--blue2:#173f80;--teal:#087f8c;--gold:#c88416;--green:#2f7d4a;--shadow:0 16px 40px rgba(30,48,77,.08);--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--serif:Georgia,"Times New Roman",serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.6}a{color:var(--blue)}.edu-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.edu-nav{width:min(1180px,calc(100% - 32px));margin:auto;min-height:72px;display:flex;align-items:center;gap:28px}.edu-brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-weight:850;letter-spacing:-.02em}.edu-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(145deg,var(--blue),var(--teal));color:#fff;font-family:var(--serif);font-size:20px;font-weight:800}.edu-brand small{display:block;color:var(--muted);font-weight:650;font-size:11px;letter-spacing:.08em;text-transform:uppercase}.edu-links{display:flex;align-items:center;gap:4px;margin-left:auto}.edu-links a{padding:9px 12px;border-radius:9px;color:#46536a;text-decoration:none;font-size:13px;font-weight:750}.edu-links a:hover,.edu-links a[aria-current="page"]{background:#edf3fc;color:var(--blue2)}.edu-shell{width:min(1180px,calc(100% - 32px));margin:auto}.edu-hero{padding:74px 0 48px;background:linear-gradient(180deg,#eef5ff 0%,#f7f8fb 100%);border-bottom:1px solid #e7ebf1}.edu-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:850;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}.edu-kicker:before{content:"";width:28px;height:2px;background:currentColor}.edu-hero h1{max-width:860px;font-family:var(--serif);font-size:clamp(42px,7vw,76px);line-height:1.02;letter-spacing:-.04em;margin:0 0 20px}.edu-hero p{max-width:760px;font-size:clamp(17px,2vw,21px);color:#526079;margin:0 0 28px}.edu-actions{display:flex;flex-wrap:wrap;gap:12px}.edu-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:10px;text-decoration:none;font-weight:800;font-size:14px;border:1px solid transparent}.edu-button.primary{background:var(--blue);color:#fff}.edu-button.secondary{background:#fff;color:var(--blue2);border-color:#cfd8e8}.edu-section{padding:54px 0}.edu-section h2{font-family:var(--serif);font-size:clamp(30px,4vw,45px);letter-spacing:-.035em;line-height:1.08;margin:0 0 10px}.edu-section-intro{max-width:760px;color:var(--muted);margin:0 0 28px}.edu-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.edu-card{display:flex;flex-direction:column;min-height:255px;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);text-decoration:none;color:inherit;transition:transform .18s ease,border-color .18s ease}.edu-card:hover{transform:translateY(-2px);border-color:#bcc9dd}.edu-card .eyebrow{font-size:11px;font-weight:850;letter-spacing:.1em;text-transform:uppercase;color:var(--teal)}.edu-card h3{font-family:var(--serif);font-size:25px;line-height:1.12;letter-spacing:-.025em;margin:10px 0}.edu-card p{color:var(--muted);margin:0 0 18px}.edu-card .meta{margin-top:auto;font-size:12px;font-weight:800;color:var(--blue)}.edu-band{background:#152848;color:#fff;padding:44px 0}.edu-band-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center}.edu-band h2{font-family:var(--serif);font-size:38px;line-height:1.08;margin:0 0 12px}.edu-band p{color:#c9d5e7;margin:0}.edu-statbox{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.edu-stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);padding:16px;border-radius:12px}.edu-stat strong{display:block;font-size:24px}.edu-stat span{font-size:11px;color:#c9d5e7;text-transform:uppercase;letter-spacing:.08em}.edu-content{width:min(900px,calc(100% - 32px));margin:auto;padding:48px 0 72px}.edu-content h1{font-family:var(--serif);font-size:clamp(38px,6vw,58px);line-height:1.04;letter-spacing:-.04em;margin:0 0 14px}.edu-content h2{font-family:var(--serif);font-size:30px;margin-top:42px}.edu-content p,.edu-content li{color:#4e5b70}.edu-topic-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}.edu-topic{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.edu-topic strong{display:block;margin-bottom:4px}.edu-footer{border-top:1px solid var(--line);background:#fff;padding:28px 0;color:var(--muted);font-size:12px}.edu-footer-inner{width:min(1180px,calc(100% - 32px));margin:auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.edu-note{padding:14px 16px;border-left:4px solid var(--gold);background:#fff8e9;border-radius:8px;color:#665327}.edu-mobile{display:none}@media(max-width:860px){.edu-links{display:none}.edu-mobile{display:inline-flex;margin-left:auto;color:var(--blue);font-size:12px;font-weight:800}.edu-grid{grid-template-columns:1fr 1fr}.edu-band-grid{grid-template-columns:1fr}.edu-hero{padding-top:52px}.edu-topic-list{grid-template-columns:1fr}}@media(max-width:600px){.edu-shell,.edu-nav,.edu-footer-inner{width:min(100% - 22px,1180px)}.edu-grid{grid-template-columns:1fr}.edu-hero h1{font-size:42px}.edu-hero p{font-size:17px}.edu-section{padding:40px 0}.edu-card{min-height:0}.edu-content{width:min(100% - 22px,900px)}}