:root{--color-primary:#0869c7;--color-primary-hover:#06529c;--color-primary-subtle:#e7f1fb;--color-background:#ffffff;--color-surface:#f4f7fa;--color-surface-hover:#e6edf4;--color-border:#cbd6e1;--color-text:#17212b;--color-muted:#526475;--color-text-on-primary:#ffffff;--color-success:#16a34a;--color-success-subtle:#dcfce7;--color-warning:#d97706;--color-warning-subtle:#fef3c7;--color-danger:#dc2626;--color-danger-subtle:#fee2e2;--color-neutral-subtle:#eef2f6;--font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--font-mono:ui-monospace,"Cascadia Code","Source Code Pro",Menlo,Consolas,monospace;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--leading-tight:1.25;--leading-snug:1.375;--leading-normal:1.5;--leading-relaxed:1.625;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--radius-sm:0.25rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 rgb(0 0 0/0.05);--shadow-md:0 4px 6px -1px rgb(0 0 0/0.07),0 2px 4px -2px rgb(0 0 0/0.07);--shadow-lg:0 10px 15px -3px rgb(0 0 0/0.08),0 4px 6px -4px rgb(0 0 0/0.05);--header-height:3.5rem;--content-max-width:56rem}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{background-color:var(--color-background);color:var(--color-text);font-family:var(--font-family);font-size:var(--text-base);line-height:var(--leading-normal)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}img,svg{display:block}button,input{font-family:var(--font-family)}h1{font-size:var(--text-3xl);font-weight:var(--font-bold)}h1,h2{color:var(--color-text);line-height:var(--leading-tight)}h2{font-size:var(--text-2xl)}h2,h3{font-weight:var(--font-semibold)}h3{color:var(--color-text);font-size:var(--text-xl);line-height:var(--leading-snug)}p{line-height:var(--leading-relaxed)}.btn{align-items:center;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;display:inline-flex;font-family:var(--font-family);font-size:var(--text-sm);font-weight:var(--font-medium);gap:var(--space-2);justify-content:center;line-height:var(--leading-tight);padding:var(--space-2) var(--space-4);transition:background-color .16s ease,border-color .16s ease,color .16s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap}.btn,.btn:hover:not(:disabled){text-decoration:none}.btn:disabled{cursor:not-allowed;opacity:.6}.btn-sm{font-size:var(--text-xs);padding:var(--space-1) var(--space-3)}.btn-primary{background-color:var(--color-primary);color:var(--color-text-on-primary)}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background-color:var(--color-surface-hover)}.btn-ghost{background-color:transparent;border-color:transparent;color:var(--color-muted)}.btn-ghost:hover:not(:disabled){background-color:var(--color-surface);color:var(--color-text)}.badge{align-items:center;border:1px solid transparent;border-radius:var(--radius-full);display:inline-flex;font-family:var(--font-family);font-size:var(--text-xs);font-weight:var(--font-medium);line-height:var(--leading-tight);padding:var(--space-1) var(--space-3);white-space:nowrap}.badge-neutral{background-color:var(--color-neutral-subtle);border-color:var(--color-border);color:var(--color-muted)}.badge-success{background-color:var(--color-success-subtle);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-subtle);color:var(--color-warning)}.badge-danger{background-color:var(--color-danger-subtle);color:var(--color-danger)}.surface-card{background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-lg);display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-5)}.surface-card-raised{box-shadow:var(--shadow-md)}.surface-card-title{color:var(--color-text);font-size:var(--text-lg);font-weight:var(--font-semibold);line-height:var(--leading-snug)}.surface-card-body{color:var(--color-muted);font-size:var(--text-sm);line-height:var(--leading-relaxed)}