:root{--oa-color-ink:#09275c;--oa-color-navy:#092f69;--oa-color-action:#1266ee;--oa-color-canvas:#f7faff;--oa-color-surface:#fff;--oa-color-selected:#eaf4ff;--oa-color-border:#dfe8f5;--oa-color-muted:#647a9e;--oa-color-success:#0ba86e;--oa-color-warning:#e68a00;--oa-color-attention:#ed5b78;--oa-color-document:#7453db;--oa-radius-control:12px;--oa-radius-card:16px;--oa-radius-pill:999px;--oa-shadow-card:0 10px 28px #0b316a0e;--oa-space-1:4px;--oa-space-2:8px;--oa-space-3:12px;--oa-space-4:16px;--oa-space-5:20px;--oa-space-6:24px;--oa-space-7:28px;--oa-space-8:32px;--oa-header-h:70px;--oa-rail-w:272px;--mobile-sheet-overlay:#09275c6b}@media (min-width:1280px){:root{--oa-rail-w:290px}}.oa-rail-scroll{scrollbar-width:thin;scrollbar-color:transparent transparent}.oa-rail-scroll:hover,.oa-rail-scroll:focus-within{scrollbar-color:#d5e1f0 transparent}.oa-card{background:var(--oa-color-surface);border:1px solid var(--oa-color-border);border-radius:var(--oa-radius-card);box-shadow:var(--oa-shadow-card)}.oa-card-link{transition:border-color .16s,transform .16s}.oa-card-link:hover{border-color:color-mix(in srgb,var(--oa-color-action),white 55%);transform:translateY(-1px)}.oa-primary-button{appearance:none;border-radius:var(--oa-radius-pill);color:#fff;background:linear-gradient(135deg,#126cee,#073874);border:0;font-weight:700;box-shadow:0 8px 16px #0b439b29}.oa-primary-button:hover{filter:brightness(1.06)}.oa-focus-ring:focus-visible{outline:3px solid color-mix(in srgb,var(--oa-color-action),transparent 65%);outline-offset:2px}.oa-hero{background:linear-gradient(105deg,#082e66 0%,#164d89 63%,#235d9a 100%)}@media (prefers-reduced-motion:reduce){.oa-card-link{transition:none}.oa-card-link:hover{transform:none}}