.account-card { max-width: 460px; margin: 0 auto 2rem; }
.study-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; border-block: 1px solid var(--line); padding: 1.25rem 0; }
.study-summary strong { display: block; font-size: 2rem; color: var(--teal); }
.study-summary span, .study-metrics span { display: block; color: var(--ink-3); font-size: .85rem; }
.study-actions { flex-wrap: wrap; gap: .7rem; margin: 1.2rem 0; }
.study-objectives { display: grid; gap: 1rem; }
.study-objective h3 { margin: 0; }
.study-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; border-block: 1px solid var(--line); padding: 1rem 0; }
.study-metrics strong { display: block; font-size: 1.35rem; }
.study-recommendation { border-left: 3px solid var(--teal); padding-left: .8rem; }
.study-evidence { margin-top: 1rem; }
.study-evidence summary { cursor: pointer; }
.study-question { max-width: 850px; margin: auto; }
.study-question .options { grid-template-columns: 1fr; }
.study-signout { background: none; border: none; padding: 0; color: inherit; font: inherit; cursor: pointer; }
.study-question button:focus-visible, .account-card input:focus-visible, .study-evidence summary:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
@media (max-width: 700px) {
    .study-metrics { grid-template-columns: repeat(2, 1fr); }
    .study-summary { grid-template-columns: 1fr; gap: .75rem; }
    .study-summary strong { font-size: 1.5rem; }
    .study-objective .spread { flex-wrap: wrap; gap: .5rem; }
}