:root{--rk-accent:#0e5c8a;--rk-accent-hover:#0a4568;--rk-accent-soft:#e8f1f7;--rk-accent-tint:#f4f8fb;--rk-bg:#eef0f2;--rk-surface:#ffffff;--rk-surface-muted:#f7f8f9;--rk-surface-subtle:#fafbfc;--rk-sidebar:#15181b;--rk-sidebar-border:#262b30;--rk-text:#14181b;--rk-text-secondary:#5a666e;--rk-text-muted:#78848c;--rk-text-faint:#94a0a8;--rk-text-disabled:#c6ced4;--rk-text-on-dark:#e6e9eb;--rk-text-on-dark-muted:#7d8a94;--rk-nav-idle:#c3cbd1;--rk-border:#d8dde1;--rk-border-soft:#e4e8eb;--rk-border-strong:#14181b;--rk-ok:#1b6b45;--rk-ok-bg:#e6f2ec;--rk-warn:#8a4b08;--rk-warn-bg:#fbf0e2;--rk-danger:#9a1c13;--rk-danger-bg:#fbeae8;--rk-neutral:#4a555c;--rk-neutral-bg:#eff1f3;--rk-status-accepted:var(--rk-accent);--rk-status-accepted-bg:var(--rk-accent-soft);--rk-font-sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--rk-font-mono:"IBM Plex Mono",ui-monospace,"Cascadia Mono",monospace;--rk-fs-base:13px;--rk-fs-sm:12px;--rk-fs-xs:11px;--rk-fs-label:10px;--rk-fs-lg:14px;--rk-fs-xl:17px;--rk-radius:3px;--rk-radius-sm:2px;--rk-radius-lg:10px;--rk-control-h:32px;--rk-control-h-sm:30px;--rk-sidebar-w:232px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--rk-bg);color:var(--rk-text);font-family:var(--rk-font-sans);font-size:var(--rk-fs-base);-webkit-font-smoothing:antialiased}a{color:var(--rk-accent);text-decoration:none}a:hover{color:var(--rk-accent-hover);text-decoration:underline}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}::selection{background:#cfe3f0}.rk-mono{font-family:var(--rk-font-mono)}.rk-field{display:flex;flex-direction:column;gap:5px}.rk-label{font-size:var(--rk-fs-label);letter-spacing:.07em;text-transform:uppercase;color:var(--rk-text-muted);font-weight:600}.rk-input{height:var(--rk-control-h);padding:0 10px;border:1px solid var(--rk-border);border-radius:var(--rk-radius);background:var(--rk-surface);outline:none}.rk-input:focus{border-color:var(--rk-accent);box-shadow:0 0 0 3px var(--rk-accent-soft)}.rk-input[aria-invalid=true]{border-color:var(--rk-danger)}.rk-btn{height:var(--rk-control-h);padding:0 14px;border:0;border-radius:var(--rk-radius);background:var(--rk-accent);color:#fff;font-size:var(--rk-fs-sm);font-weight:600;cursor:pointer}.rk-btn:hover:not(:disabled){background:var(--rk-accent-hover)}.rk-btn:disabled{opacity:.6;cursor:default}.rk-btn--ghost{background:var(--rk-surface);color:var(--rk-text-secondary);border:1px solid var(--rk-border)}.rk-btn--ghost:hover:not(:disabled){background:var(--rk-surface-muted);color:var(--rk-text)}.rk-card{background:var(--rk-surface);border:1px solid var(--rk-border-soft)}.rk-alert,.rk-card{border-radius:var(--rk-radius)}.rk-alert{padding:9px 11px;font-size:var(--rk-fs-sm);background:var(--rk-danger-bg);color:var(--rk-danger)}