:root{--bk-serif:Georgia,"Times New Roman","Noto Naskh Arabic",serif}.bk-nav{background:var(--navy);color:#fff}.bk-nav-inner{display:flex;align-items:center;gap:4px;padding:0 4%;overflow-x:auto;scrollbar-width:none}.bk-nav-inner::-webkit-scrollbar{display:none}.bk-nav a,.bk-nav button{flex-shrink:0;padding:14px;border:0;border-bottom:3px solid transparent;background:transparent;color:#d5dce7;font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap;transition:color .2s,border-color .2s}.bk-nav a:hover,.bk-nav button:hover{color:#fff}.bk-nav button.active{color:#fff;border-bottom-color:#6aa0ff}.bk-nav-note{margin-left:auto;padding-left:16px;color:#aeb9c9;font-size:12px;white-space:nowrap}.bk-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:center;grid-gap:24px;gap:24px;margin:20px 4% 0;padding:44px 5%;overflow:hidden;border:1px solid var(--border);border-radius:16px;background:linear-gradient(115deg,var(--blue-light) 0,#f8fbff 55%,#e3edff 100%)}.bk-hero-copy small{display:block;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:1.2px}.bk-hero h1{margin:12px 0 14px;color:var(--navy);font-family:var(--bk-serif);font-size:clamp(34px,5vw,58px);line-height:1.08;letter-spacing:-.5px}.bk-hero h1 span{color:var(--primary)}.bk-hero p{max-width:520px;margin:0;color:#3d4a5c;font-size:16px;line-height:1.7}.bk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.bk-hero-actions .cta{margin-top:0;min-height:48px;padding:12px 26px;font-size:15px}.bk-ghost{min-height:48px;padding:12px 22px;border:1.5px solid var(--primary);border-radius:6px;background:#fff;color:var(--primary);font-size:16px;font-weight:700;transition:background .2s}.bk-ghost:hover{background:var(--blue-light)}.bk-stack{display:flex;flex-direction:column;align-items:flex-end;gap:6px;justify-self:end;width:min(430px,100%)}.bk-spine{display:flex;align-items:center;height:54px;padding:0 22px;border-radius:5px 3px 3px 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