:root{--brand-primary:#0a7a33;--brand-primary-dark:#065a24;--brand-primary-hover:#08662b;--brand-primary-soft:#e7f4eb;--background:#edf5ef;--foreground:#18452d;--brand-surface:#f2f8f3;--brand-surface-soft:#e8f3ea;--brand-surface-strong:#d7e9dc;--brand-border:#a8d0b3;--brand-border-strong:#7db88f;--brand-text:#18452d;--brand-text-strong:#123623;--brand-text-soft:#4d6f59;--brand-focus:rgba(10,122,51,0.15);--brand-shadow:rgba(10,122,51,0.08);--brand-shadow-md:rgba(10,122,51,0.16);--font-sans:"Segoe UI","Trebuchet MS","Helvetica Neue",Arial,sans-serif;--font-serif:Georgia,"Times New Roman",serif;--radius-xs:6px;--radius-sm:8px;--radius-md:10px;--radius-lg:12px;--radius-xl:14px;--radius-2xl:18px;--font-size-xs:0.75rem;--font-size-sm:0.8125rem;--font-size-base:0.875rem;--font-size-md:0.9375rem;--font-size-lg:1rem;--font-size-xl:1.125rem;--font-size-2xl:1.25rem}*{box-sizing:border-box}html{font-size:13.6px;scrollbar-gutter:stable;overflow-y:scroll}body{margin:0;min-height:100vh;background:var(--background);color:var(--foreground);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--brand-primary-dark);text-decoration-color:var(--brand-border-strong)}b,strong{color:var(--brand-text-strong)}button,input,select,textarea{font:inherit;accent-color:var(--brand-primary)}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--brand-text-strong)}input[type=date],input[type=email],input[type=number],input[type=password],input[type=tel],input[type=text],input[type=time],select,textarea{background:var(--brand-surface)}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;box-shadow:0 0 0 3px var(--brand-focus)}option,select{color:var(--brand-text)}::selection{background:rgba(10,122,51,.18);color:var(--brand-text-strong)}.app-shell{width:100%;min-height:100vh;padding:18px}.calc-module-shell{width:100%}