.app-health{position:fixed;left:50%;top:calc(10px + env(safe-area-inset-top));transform:translateX(-50%);z-index:10000;width:min(92vw,520px);padding:11px 14px;border:1px solid #3b4049;border-radius:14px;background:#15171bee;color:#fff;box-shadow:0 14px 40px #0008;font:700 13px/1.35 Arial,sans-serif;display:flex;align-items:center;gap:10px}.app-health[hidden]{display:none}.app-health.offline{border-color:#ef1b23}.app-health.update{border-color:#ef1b23;background:#241114}.app-health button{margin-left:auto;border:0;border-radius:10px;padding:8px 12px;background:#ef1b23;color:#fff;font:800 12px Arial,sans-serif}.app-health button[data-dismiss-health]{background:#2d3138}.app-busy{cursor:progress!important;opacity:.72!important}.student-update-card{border-left:5px solid #ef1b23!important}.student-update-card strong{display:block;color:#ef1b23;margin-bottom:4px}.student-feedback-ready{margin:0 0 14px;padding:13px 15px;border:1px solid #6b252b;border-radius:16px;background:#241114;color:#fff}.student-feedback-ready button{margin-top:9px}.app-skip-link{position:fixed;left:12px;top:-80px;z-index:11000;background:#fff;color:#111;padding:10px 14px;border-radius:8px;font:800 14px Arial}.app-skip-link:focus{top:12px}
@media(max-width:560px){button,a,.btn,.pill,.student-primary,.student-quiet{min-height:44px}.app-health{top:calc(7px + env(safe-area-inset-top));font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}