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var(--card-line);border-radius:var(--radius-m);overflow:hidden}.case-list li{display:flex;justify-content:space-between;align-items:center;gap:var(--space-3);padding:.9rem 1.1rem;border-bottom:1px solid var(--card-line)}.case-list li:last-child{border-bottom:0}.case-list a{display:grid;text-decoration:none}.case-list small{color:var(--fg-muted)}.case-list code{font-size:.72rem;color:var(--fg-muted);white-space:nowrap}.page-shell{width:min(900px,calc(100% - 2rem));margin:var(--space-5) auto;padding:clamp(1rem,4vw,3rem);background:var(--card);border:1px solid var(--card-line);border-radius:var(--radius-m)}.page-shell h1{font-size:var(--step-3)}.lead{font-size:var(--step-1);color:var(--fg-muted)}.direct-answer{padding:1.1rem;border-left:4px solid var(--accent);background:var(--soft);font-weight:650}.lab-notice{margin-bottom:var(--space-3);padding:.8rem 1rem;border:1px solid #d6a429;background:#fff8df;color:#4a3a08;border-radius:var(--radius-s)}.test-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:var(--space-3);font-family:ui-monospace,monospace;font-size:.78rem}.test-meta span{padding:.2rem .5rem;background:var(--soft);border-radius:4px}.author{border-top:1px solid var(--line);margin-top:var(--space-4)}.site-footer{color:#a9b8ca;background:#050c16;margin-top:var(--space-6)}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:var(--space-5);padding:var(--space-6) 0 var(--space-4)}.footer-grid h2{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;margin-top:0}.footer-grid nav{display:flex;flex-direction:column;gap:.5rem}.footer-grid a{text-decoration:none}.footer-grid a:hover{color:#fff}.footer-note{max-width:52ch;color:#718198;font-size:.85rem}.footer-bottom{display:flex;flex-wrap:wrap;gap:var(--space-3);justify-content:space-between;padding:var(--space-3) 0;border-top:1px solid #233044;font-size:.75rem}.contact-form{display:grid;gap:var(--space-3);max-width:44rem;margin:var(--space-3) 0;padding:var(--space-4);background:var(--card);border:1px solid var(--card-line);border-radius:var(--radius-m)}.contact-form label{display:grid;gap:.35rem;font-weight:700;color:var(--fg-strong);font-size:var(--step--1)}.contact-form input,.contact-form textarea{padding:.7rem .85rem;font:inherit;font-size:var(--step--1);color:var(--fg);background:var(--bg-alt);border:1px solid var(--card-line);border-radius:var(--radius-s)}.contact-form :disabled{cursor:not-allowed;opacity:.75}.contact-form button{justify-self:start;padding:.8rem 1.4rem;font:inherit;font-weight:700;color:var(--fg-muted);background:var(--bg-alt);border:1px solid var(--card-line);border-radius:var(--radius-s)}@media(max-width:960px){.hero-grid,.page-hero__inner,.split-section{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1 / -1}.signal-panel{grid-template-columns:repeat(4,1fr)}}@media(max-width:640px){.hero-metrics{grid-template-columns:1fr}.content-section{grid-template-columns:1fr;gap:var(--space-2)}.section-number{display:none}.case-list li{align-items:flex-start;flex-direction:column}.header-inner{min-height:64px;gap:var(--space-2)}.header-cta{display:none}.footer-grid{grid-template-columns:1fr}.signal-panel{grid-template-columns:repeat(2,1fr)}.button{width:100%}}