:root{--radius:.5rem;--background:#f6f7f7;--foreground:#18181b;--card:#fff;--card-foreground:#18181b;--popover:#fff;--popover-foreground:#18181b;--primary:#0f766e;--primary-foreground:#f0fdfa;--secondary:#ececee;--secondary-foreground:#27272a;--muted:#f1f1f3;--muted-foreground:#71717a;--accent:#edf6f4;--accent-foreground:#0f766e;--destructive:#dc2626;--destructive-foreground:#fef2f2;--border:#e4e4e7;--input:#e4e4e7;--ring:#14b8a6;--success:#0d9488;--success-foreground:#f0fdfa;--success-soft:#f0fdfa;--success-soft-hover:#ccfbf1;--success-border:#99f6e4;--success-strong:#0f766e;--danger-soft:#fef2f2;--danger-border:#fecaca;--danger-strong:#b91c1c}.dark{--background:#09090b;--foreground:#fafafa;--card:#121215;--card-foreground:#fafafa;--popover:#16161a;--popover-foreground:#fafafa;--primary:#2dd4bf;--primary-foreground:#052e2b;--secondary:#1e1e22;--secondary-foreground:#fafafa;--muted:#1b1b1f;--muted-foreground:#a1a1aa;--accent:#10312e;--accent-foreground:#5eead4;--destructive:#f87171;--destructive-foreground:#1c0a0a;--border:#27272b;--input:#27272b;--ring:#2dd4bf;--success:#2dd4bf;--success-foreground:#052e2b;--success-soft:#0c2b28;--success-soft-hover:#123c37;--success-border:#17504a;--success-strong:#5eead4;--danger-soft:#2a1113;--danger-border:#4c1d1d;--danger-strong:#fca5a5}body{background:var(--background);color:var(--foreground)}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(120% 100% at 50% 0%, color-mix(in oklab, var(--primary) 9%, transparent) 0%, transparent 70%);height:320px;position:fixed;inset:0 0 auto}.free-step-row{position:relative}.free-step-row:before{content:"";background:linear-gradient(180deg, var(--border) 0%, transparent 100%);width:1px;position:absolute;top:1.875rem;bottom:-1.5rem;left:.6875rem}.free-step-row:last-of-type:before{display:none}.free-step-index{border:1px solid var(--border);background:var(--card);width:1.5rem;height:1.5rem;color:var(--muted-foreground);font-family:var(--font-mono);border-radius:.5rem;justify-content:center;align-items:center;font-size:.6875rem;font-weight:600;line-height:1;display:inline-flex}.free-seg{border-radius:calc(var(--radius) + 2px);background:var(--muted);border:1px solid var(--border);gap:.25rem;padding:.1875rem;display:flex}.free-seg-item{border-radius:var(--radius);min-width:0;color:var(--muted-foreground);cursor:pointer;background:0 0;border:1px solid #0000;flex:1 1 0;padding:.375rem .5rem;font-size:.8125rem;font-weight:500;transition:color .15s,background-color .15s,border-color .15s}.free-seg-item:hover:not(:disabled):not([data-active=true]){color:var(--foreground)}.free-seg-item[data-active=true]{background:var(--card);border-color:var(--border);color:var(--primary);box-shadow:0 1px 2px #0000000d}.free-seg-item:disabled{opacity:.4;cursor:not-allowed}.free-seg-item:focus-visible{outline:2px solid var(--ring);outline-offset:1px}