/* Course-wide refinements; legacy simulation and module layouts stay intact. */
html{scroll-behavior:smooth}body{font-size:16px!important}.shell{max-width:1680px;margin-inline:auto}.stage{max-width:none!important;padding:30px clamp(18px,3vw,46px) 72px!important}.module{gap:24px!important}.mod-head{padding-bottom:16px!important;border-bottom:1px solid var(--line-soft)}.mod-head h2{line-height:1.14!important;max-width:26ch}.mod-head .dek{font-size:17px!important;line-height:1.55}.nav button .nm{font-size:14px!important;line-height:1.35!important}.nav button{padding-top:12px!important;padding-bottom:12px!important}.nav .sub{font-size:12px!important}.panel{border-radius:8px;overflow:hidden}.btn{min-height:38px;font-size:14px!important}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.doc p,.doc li,.stp,.cyc-d{font-size:16px!important;line-height:1.6!important}.labcard p{font-size:15px!important;line-height:1.5}.labcard .btn{margin-top:8px}.ic-launch{background:var(--well)!important;border:1px solid var(--line)!important;border-left:4px solid var(--accent)!important;border-radius:8px;padding:24px!important}.ic-launch h3{font-size:25px;margin-bottom:10px}.ic-launch p{max-width:75ch;font-size:17px;line-height:1.55;margin-bottom:18px}.ic-launch .btn{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);padding:10px 18px}.ic-launch a.btn{background:transparent;color:var(--ink);border-color:var(--line)}#icPane{padding:0 24px!important;background:#edf1f4}.ic-notice{font-size:13px!important;line-height:1.55}body[data-module=l1] .rail{border-right-color:#c7d2dc}.sitelink{font-size:13px!important}input,select,textarea{font-size:16px}a{ text-underline-offset:3px }
@media(max-width:900px){.stage{padding:22px 18px 60px!important}#icPane{padding:0!important;width:100%}.mod-head h2{max-width:none}.nav button .nm{font-size:14px!important}.ic-launch{padding:20px!important}}
.unified-lab .rail .readout,.unified-lab .runpanel{display:none}.unified-lab .ic-notice{display:block}.unified-nav{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.unified-nav span{font-size:13px;color:var(--ink-2)}.unified-nav [aria-current=true]{border-color:var(--accent);color:var(--accent);font-weight:bold}.unified-note{border-left:3px solid var(--accent);padding:12px 16px;background:var(--panel);font-size:16px;line-height:1.5}.unified-controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:18px 0}.unified-controls label{display:flex;flex-direction:column;gap:6px;min-width:180px}.unified-controls input[type=range]{width:240px;max-width:100%}#mergedValues{margin-bottom:20px}.unified-lab #icPane>.unified-nav{color:#172b3c;--ink-2:#536c7e;--line:#c7d2dc;--accent:#ad5b23}.unified-lab #icPane .unified-nav .btn{color:#172b3c;background:white}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}