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rp-bit-fade{to{opacity:.15}}.rp-proof-label{font-family:var(--font-mono);font-size:var(--text-xs);color:var(--colour-crypto-muted);letter-spacing:.04em;text-transform:uppercase}@media (prefers-reduced-motion: reduce){.rp-bit,.rp-proof-bits.is-decompose .rp-bit,.rp-proof-bits.is-compact .rp-bit:nth-child(n+9){animation-duration:0ms}}.rp-artefact{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-5);background:var(--colour-crypto-bg);color:var(--colour-crypto-fg);border-radius:var(--radius-md)}.rp-artefact-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4)}.rp-artefact-label{font-family:var(--font-mono);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--colour-crypto-muted)}.rp-artefact-size{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:500;letter-spacing:-.02em;line-height:1.1;margin-top:var(--space-1)}.rp-artefact-category{font-family:var(--font-mono);font-size:var(--text-xs);padding:var(--space-1) var(--space-3);background:var(--colour-crypto-highlight);color:var(--colour-crypto-bg);border-radius:var(--radius-full);letter-spacing:.04em;align-self:flex-start}.rp-artefact-fingerprint{width:100%;height:80px;color:var(--colour-crypto-highlight);display:block}.rp-artefact-meta{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3) var(--space-4);margin:0;padding-top:var(--space-3);border-top:1px solid var(--colour-crypto-muted)}.rp-artefact-meta>div{display:flex;flex-direction:column;gap:var(--space-1)}.rp-artefact-meta dt{font-family:var(--font-mono);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--colour-crypto-muted)}.rp-artefact-meta dd{margin:0;font-size:var(--text-sm);color:var(--colour-crypto-fg)}.rp-artefact-meta dd.is-mono{font-family:var(--font-mono)}@media (max-width: 500px){.rp-artefact-meta{grid-template-columns:1fr}}.rp-hero{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-12);padding:var(--space-16) 0 var(--space-24);align-items:start}@media (min-width: 900px){.rp-hero{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--space-16);padding-top:var(--space-24)}}.rp-hero-copy h1{font-family:var(--font-display);font-size:var(--text-display);font-weight:500;letter-spacing:-.025em;line-height:1.05;margin:0 0 var(--space-6)}.rp-hero-lede{font-size:var(--text-lg);color:var(--colour-text-muted);margin:0;max-width:52ch}.rp-hero-interact{display:flex;flex-direction:column;gap:var(--space-6);padding:var(--space-8);background:var(--colour-bg-raised);border:1px solid var(--colour-border);border-radius:var(--radius-lg)}.rp-date-input{display:flex;flex-direction:column;gap:var(--space-3)}.rp-date-label{display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--text-sm);color:var(--colour-text-muted)}.rp-date-label input{font-family:var(--font-mono);font-size:var(--text-base);padding:var(--space-3) var(--space-4);background:var(--colour-bg);border:1px solid var(--colour-border);border-radius:var(--radius-md);color:var(--colour-text);min-height:44px}.rp-date-label input:disabled{opacity:.6;cursor:not-allowed}.rp-demo-toggle{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--colour-text-muted);cursor:pointer}.rp-generate{padding:var(--space-4) var(--space-6);background:var(--colour-accent);color:var(--colour-accent-fg);border:none;border-radius:var(--radius-full);font-family:var(--font-body);font-size:var(--text-base);font-weight:600;min-height:48px;transition:transform var(--duration-fast) var(--ease-out-expo)}.rp-generate:hover{transform:translateY(-1px)}.rp-generate:active{transform:translateY(0)}.rp-error{padding:var(--space-3) var(--space-4);background:#fee;color:#800;border-radius:var(--radius-md);font-size:var(--text-sm)}@media (prefers-color-scheme: dark){.rp-error{background:#411;color:#faa}}.rp-hero-copy .fgs-install-row{margin-top:var(--space-6)}.rp-actions{display:flex;flex-wrap:wrap;gap:var(--space-3)}.rp-action-primary{padding:var(--space-3) var(--space-5);background:var(--colour-accent);color:var(--colour-accent-fg);border:none;border-radius:var(--radius-full);font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;min-height:40px;cursor:pointer;transition:transform var(--duration-fast) var(--ease-out-expo)}.rp-action-primary:hover{transform:translateY(-1px)}.rp-action-secondary{padding:var(--space-3) var(--space-5);background:transparent;color:var(--colour-text);border:1px solid var(--colour-border-strong);border-radius:var(--radius-full);font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;min-height:40px;cursor:pointer}.rp-action-secondary:hover{background:var(--colour-bg-subtle)}.rp-playground{padding:var(--space-16) 0;border-top:1px solid var(--colour-border)}.rp-playground h2{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:500;letter-spacing:-.02em;margin:0 0 var(--space-3)}.rp-playground-lede{color:var(--colour-text-muted);margin:0 0 var(--space-8)}.rp-playground-grid{display:grid;grid-template-columns:1fr;gap:var(--space-4);margin-bottom:var(--space-6)}@media (min-width: 600px){.rp-playground-grid{grid-template-columns:repeat(3,1fr)}.rp-playground-context{grid-column:1 / -1}}.rp-playground-grid label{display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--text-sm);color:var(--colour-text-muted);min-width:0}.rp-playground-grid em{font-style:normal;font-size:var(--text-xs);color:var(--colour-text-subtle);display:block}.rp-playground-grid input{font-family:var(--font-mono);font-size:var(--text-base);padding:var(--space-3) var(--space-4);background:var(--colour-bg-raised);border:1px solid var(--colour-border);border-radius:var(--radius-md);color:var(--colour-text);min-height:44px;min-width:0;width:100%;box-sizing:border-box}.rp-playground-run{padding:var(--space-3) var(--space-6);background:var(--colour-accent);color:var(--colour-accent-fg);border:none;border-radius:var(--radius-full);font-weight:600;min-height:44px}.rp-playground-result{margin-top:var(--space-4);padding:var(--space-4);border-radius:var(--radius-md);font-family:var(--font-mono);font-size:var(--text-sm)}.rp-playground-result.is-valid{background:#dcfce7;color:#166534}.rp-playground-result.is-invalid{background:#fee2e2;color:#991b1b}@media (prefers-color-scheme: dark){.rp-playground-result.is-valid{background:#052e16;color:#86efac}.rp-playground-result.is-invalid{background:#450a0a;color:#fca5a5}}.rp-playground-result strong{margin-right:var(--space-2)}.rp-verify{display:flex;justify-content:center;padding:var(--space-16) var(--space-4)}.rp-verify-card{max-width:48ch;width:100%;padding:var(--space-8);border-radius:var(--radius-lg);border:1px solid var(--colour-border);background:var(--colour-bg-raised);text-align:center}.rp-verify-card.is-valid{border-color:#16a34a}.rp-verify-card.is-invalid{border-color:#dc2626}.rp-verify-badge{display:inline-block;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.04em;margin-bottom:var(--space-6)}.rp-verify-card.is-valid .rp-verify-badge{background:#dcfce7;color:#166534}.rp-verify-card.is-invalid .rp-verify-badge{background:#fee2e2;color:#991b1b}.rp-verify-card h1{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:600;letter-spacing:-.02em;margin:0 0 var(--space-4)}.rp-verify-meta{color:var(--colour-text-muted);margin:0 0 var(--space-6)}.rp-verify-technical{text-align:left;margin-bottom:var(--space-6)}.rp-verify-technical pre{font-family:var(--font-mono);font-size:var(--text-xs);padding:var(--space-3);background:var(--colour-bg-subtle);border-radius:var(--radius-sm);overflow-x:auto}.rp-verify-back{display:inline-block;color:var(--colour-text-muted);text-decoration:none;font-size:var(--text-sm)}.rp-verify-back:hover{color:var(--colour-text)}.rp-walk{padding:var(--space-16) 0 var(--space-24);border-top:1px solid var(--colour-border)}.rp-walk h2{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:500;letter-spacing:-.02em;margin:0 0 var(--space-8)}.rp-walk-step{max-width:62ch;margin:0 0 var(--space-8);padding-bottom:var(--space-6);border-bottom:1px solid var(--colour-border)}.rp-walk-step:last-child{border-bottom:none}.rp-walk-step h3{font-family:var(--font-display);font-size:var(--text-xl);font-weight:600;letter-spacing:-.02em;margin:0 0 var(--space-3)}.rp-walk-step p{color:var(--colour-text);line-height:1.65;margin:0}.rp-walk-step code{font-family:var(--font-mono);font-size:.92em;padding:0 var(--space-1);background:var(--colour-bg-subtle);border-radius:var(--radius-sm)}.rp-walk-diagram{display:block;width:100%;max-width:360px;height:auto;color:var(--colour-accent);margin:0 0 var(--space-4)}@media (prefers-reduced-motion: reduce){.rp-walk-diagram animate{animation:none}.rp-walk-diagram line{animation-duration:0ms}}