:root{color-scheme:light;--bg:#f5f7fb;--surface:#fff;--surface-soft:#f8fafc;--surface-blue:#eef5ff;--text:#10213a;--text-soft:#5c6b7f;--line:#dce4ef;--line-strong:#c7d3e3;--brand:#1769e0;--brand-dark:#0f4fae;--brand-soft:#e7f0ff;--success:#12805c;--warning:#9a6500;--danger:#b42318;--shadow-sm:0 6px 20px #142c4e12;--shadow-lg:0 22px 60px #142c4e21;--radius-sm:10px;--radius:16px;--radius-lg:24px;--content:1220px;--font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{background:linear-gradient(#1769e006 1px, transparent 1px), linear-gradient(90deg, #1769e006 1px, transparent 1px), var(--bg);min-width:320px;color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;background-size:32px 32px;margin:0;font-size:16px;line-height:1.55}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit}img,svg{max-width:100%}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #1769e047}.container{width:min(calc(100% - 32px), var(--content));margin-inline:auto}.skip-link{z-index:999;background:var(--text);color:#fff;border-radius:8px;padding:10px 14px;position:fixed;inset:12px auto auto 12px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:50;backdrop-filter:blur(18px);background:#ffffffeb;border-bottom:1px solid #c7d3e3d1;position:sticky;top:0}.header-inner{align-items:center;gap:28px;min-height:72px;display:flex}:is(#profile-families,#all-profiles,#profile-family-table-title,#section-modulus-shapes-title,#domain-tools-title,[data-public-structural-analysis] #calculator){scroll-margin-top:96px}.brand{letter-spacing:-.025em;align-items:center;gap:11px;font-size:1.15rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{color:#fff;background:linear-gradient(145deg,#287cf0,#0c4fb6);border-radius:10px;place-items:center;width:34px;height:34px;font-weight:900;display:grid;box-shadow:0 8px 18px #1769e047}.main-nav{align-items:center;gap:22px;margin-left:auto;display:flex}.main-nav a{color:var(--text-soft);font-size:.93rem;font-weight:620;text-decoration:none}.main-nav a:hover{color:var(--brand)}.header-actions{align-items:center;gap:10px;display:flex}.locale-link,.header-cta{border-radius:10px;justify-content:center;align-items:center;min-height:40px;font-weight:720;text-decoration:none;display:inline-flex}.locale-link{border:1px solid var(--line);background:var(--surface);min-width:44px;color:var(--text-soft)}.header-cta{background:var(--brand);color:#fff;padding:0 16px;box-shadow:0 7px 15px #1769e033}.mobile-menu-label{display:none}.breadcrumbs{color:var(--text-soft);padding-top:26px;font-size:.88rem}.breadcrumbs ol{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li:not(:last-child):after{content:"/";color:#9aabbe;margin-left:8px}.page-intro{padding:42px 0 28px}.page-intro-grid{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:24px;display:grid}.eyebrow{color:var(--brand);letter-spacing:.09em;text-transform:uppercase;margin:0 0 10px;font-size:.82rem;font-weight:820}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.048em;max-width:880px;margin-bottom:14px;font-size:clamp(2.1rem,4vw,3.4rem);line-height:1.05}.page-lead{max-width:820px;color:var(--text-soft);margin-bottom:0;font-size:clamp(1rem,1.5vw,1.16rem)}.status-pill{min-height:38px;color:var(--success);white-space:nowrap;background:#effaf6;border:1px solid #b9e3d4;border-radius:999px;align-items:center;gap:8px;padding:0 12px;font-size:.82rem;font-weight:750;display:inline-flex}.status-pill:before{content:"";background:currentColor;border-radius:50%;width:8px;height:8px}.section-heading{letter-spacing:-.03em;margin-bottom:18px;font-size:clamp(1.55rem,2.6vw,2.2rem);line-height:1.15}.muted{color:var(--text-soft)}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-sm)}.site-footer{border-top:1px solid var(--line);color:var(--text-soft);margin-top:70px;padding:30px 0 42px;font-size:.9rem}@media (width<=940px){.main-nav{display:none}.header-actions{margin-left:auto}.header-cta{display:none}.page-intro-grid{grid-template-columns:1fr;align-items:start}}@media (width<=620px){.container{width:min(calc(100% - 22px), var(--content))}.header-inner{gap:12px;min-height:62px}.header-actions{flex-wrap:wrap;flex:auto;justify-content:flex-end;gap:6px;min-width:0}.status-pill{white-space:normal;overflow-wrap:anywhere;text-align:center;min-width:0;max-width:100%;padding:6px 10px;line-height:1.2}.status-pill:before{flex:0 0 8px}.page-intro{padding-top:30px}h1{font-size:2.25rem}}@media print{.site-header{backdrop-filter:none;position:static}}