.ck-study-app{max-width:1100px;margin:24px auto}.ck-study-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.ck-study-tabs button,.ck-study-button{padding:12px 18px;border:1px solid #bfd0df;border-radius:9px;background:#fff;color:#143b5b;font-weight:700;cursor:pointer}.ck-study-tabs button[aria-pressed=true],.ck-study-button{background:#123653;color:#fff}.ck-study-app button:focus-visible,.ck-study-app select:focus-visible,.ck-study-app input:focus-visible{outline:3px solid #d59c21;outline-offset:3px}.ck-study-app label{display:block;margin:12px 0}.ck-study-app select,.ck-study-app input[type=date],.ck-study-app input[type=number]{max-width:100%;padding:10px;border:1px solid #a8bbcd;border-radius:7px}.ck-study-choice{padding:12px;background:#f3f7fb;border-radius:8px;cursor:pointer}.ck-study-choice input{margin-right:12px}.ck-study-card{padding:18px;border:1px solid #d9e3ec;border-radius:12px;margin:12px 0;background:#f8fbff}.ck-study-card>a{display:block;padding:6px 0;font-weight:700}.ck-study-note{padding:14px;border-left:4px solid #c69b42;background:#fffbf0}.ck-study-error{color:#aa2020}.ck-study-app details{padding:14px;margin:10px 0;border:1px solid #d9e3ec;border-radius:8px}.ck-study-app summary{cursor:pointer;font-weight:700}.ck-study-app fieldset{padding:18px;border:1px solid #d9e3ec}.ck-study-app legend{font-size:1.1rem;font-weight:700}.ck-study-app button{margin:5px}.ck-study-discovery{max-width:1200px;margin:24px auto;padding:20px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;border:1px solid #d9e3ec;border-radius:12px}@media print{.ck-header,.ck-footer,.ck-study-tabs,.ck-study-app form,.ck-study-app button,.ck-study-discovery{display:none!important}.ck-study-card{break-inside:avoid}}