/* CardLab Academy — works with existing light and dark themes. */
.academy-board{border:1px solid var(--line,#dbe4da);background:var(--surface,#fff);border-radius:20px;padding:22px;margin:16px 0 24px;box-shadow:0 10px 30px #1738290b}
.academy-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px}
.academy-head h2{font-size:22px;line-height:1.25;margin:6px 0 8px;font-weight:800;color:var(--text,#143e2b)}
.academy-head p{font-size:13px;line-height:1.7;color:var(--muted,#678071);margin:0}
.academy-kicker{font-size:10px;letter-spacing:.12em;color:#a58032;font-weight:800}
.academy-counter{background:#e8f1e9;min-width:112px;padding:13px 12px;border-radius:12px;text-align:center;color:#235741}
.academy-counter strong{display:block;font-size:23px}.academy-counter span{display:block;font-size:11px}
.academy-lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.academy-lesson-card{display:flex;flex-direction:column;text-align:left;gap:9px;padding:18px;border:1px solid var(--line,#dbe4da);border-radius:14px;background:var(--surface,#fff);color:var(--text,#12392a);cursor:pointer;min-height:136px}
.academy-lesson-card:hover,.academy-lesson-card:focus-visible{border-color:#bb9c55;box-shadow:0 0 0 2px #dac17833}
.academy-lesson-card:focus-visible,.academy-answer:focus-visible,.academy-primary:focus-visible,.academy-back:focus-visible{outline:3px solid #cbaa64;outline-offset:2px}
.academy-lesson-card strong{font-size:17px}.academy-lesson-card>span:last-child{color:var(--muted,#698073);font-size:12px;line-height:1.6}
.academy-lesson-top{display:flex;justify-content:space-between;gap:10px;color:var(--muted,#647f6d);font-weight:700;font-size:11px}
.academy-lesson-status{color:#26855b}
.academy-back{background:transparent;border:0;color:var(--text,#153e2c);font-weight:700;font-size:13px;cursor:pointer;margin-bottom:15px;padding:8px 0}
.academy-current{border-radius:15px;background:var(--bg,#f6f4ee);padding:22px}
.academy-current-title{display:flex;justify-content:space-between;align-items:center;gap:12px}.academy-current-title strong{font-size:20px}.academy-current-title span{font-size:12px;color:var(--muted,#698074)}
.academy-current>p{font-size:13px;color:var(--muted,#698074);line-height:1.65}
.academy-progress-small{font-size:11px;font-weight:800;color:#a78239;letter-spacing:.08em;margin:15px 0 8px}
.academy-question h3{font-size:17px;margin:9px 0 16px;color:var(--text,#183f2e);line-height:1.5}
.academy-example{display:flex;flex-wrap:wrap;gap:24px;margin:12px 0 20px}.academy-example-label{font-size:12px;color:var(--muted,#6f8275);margin-bottom:7px}
.academy-cards{display:flex;gap:7px}.academy-playing-card{display:flex;flex-direction:column;align-items:center;justify-content:center;width:56px;height:76px;background:#fff;color:#213b30;border-radius:8px;border:1px solid #d1d7d0;box-shadow:0 3px 5px #173c2014;line-height:1.2}
.academy-playing-card.red{color:#b43d41}.academy-playing-card strong{font-size:24px}.academy-playing-card span{font-size:21px}
.academy-answers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.academy-answer{padding:14px 13px;min-height:48px;text-align:left;background:var(--surface,#fff);border:1px solid var(--line,#d1ded3);border-radius:12px;color:var(--text,#173b2b);font-weight:700;cursor:pointer;font-size:14px}
.academy-answer:not(:disabled):hover{background:#e7f0e8;border-color:#408866}.academy-answer:disabled{opacity:1;cursor:default}.academy-answer.answer-correct{background:#d5efdd;border-color:#23865c;color:#11432d}.academy-answer.answer-wrong{background:#ffe2de;border-color:#bd5d52;color:#772a23}
.academy-feedback{padding:16px;margin-top:15px;border-radius:12px;line-height:1.6;font-size:13px}.academy-feedback p{margin:6px 0 12px}.academy-feedback.success{background:#d9f0e0;color:#114831}.academy-feedback.try-again{background:#fff0df;color:#734821}.academy-primary,.academy-feedback button{border:0;border-radius:10px;min-height:44px;padding:10px 18px;background:#d9b66f;color:#1e3429;font-weight:800;cursor:pointer}
.cardlab-data-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.cardlab-data-actions button{min-height:44px;padding:11px 18px;border:1px solid #93ae98;background:var(--surface,#fff);color:var(--text,#143f2b);border-radius:11px;font-weight:800;cursor:pointer}
.cardlab-data-actions .backup-export{background:#d9b66f;border-color:#cfb26f;color:#173523}.cardlab-data-actions button:disabled{opacity:.5;cursor:not-allowed}
.cardlab-backup-note{font-size:12px;line-height:1.6;color:var(--muted,#708172);margin-top:12px}
.cardlab-import-input{display:none}
[data-theme="dark"] .academy-counter{background:#294a38;color:#e6f3df}
[data-theme="dark"] .academy-answer:not(:disabled):hover{background:#355847}
[data-theme="dark"] .academy-answer.answer-correct{background:#246044;color:#f1fff2}
[data-theme="dark"] .academy-answer.answer-wrong{background:#704035;color:#fff3e6}
[data-theme="dark"] .academy-feedback.success{background:#24523a;color:#f1fff2}
[data-theme="dark"] .academy-feedback.try-again{background:#5e472d;color:#fff3dc}
@media(max-width:640px){.academy-board{padding:14px}.academy-head{align-items:flex-start}.academy-head h2{font-size:19px}.academy-counter{min-width:86px;padding:10px}.academy-counter strong{font-size:18px}.academy-lesson-grid{grid-template-columns:1fr}.academy-current{padding:13px}.academy-answers{grid-template-columns:1fr}}