.revision-page{max-width:1220px;margin:0 auto;padding:28px 48px 90px}.revision-page>.breadcrumbs{padding:0;margin-bottom:30px;line-height:1.7}.revision-heading{margin-bottom:30px;max-width:820px}.revision-heading h1{font-size:36px;line-height:1.2;letter-spacing:-.6px;margin:10px 0 16px}.revision-heading>p:not(.revision-eyebrow){font-size:17px;line-height:1.65;color:var(--kt-606a7a)}.revision-eyebrow{font-size:12px;font-weight:700;letter-spacing:1.3px;color:var(--kt-575bd1)}.revision-course-link{display:inline-block;color:var(--blue);font-weight:600;margin-top:15px}.revision-guest,.revision-legacy{background:var(--ks-f0f1fa);border:1px solid var(--ks-e0e3f0);padding:16px 20px;border-radius:10px;font-size:14px;line-height:1.6;margin-bottom:24px}.revision-guest a{color:var(--kt-4549b3);text-decoration:underline}.revision-overview{display:flex;gap:24px;align-items:center;flex-wrap:wrap;padding:22px 26px;border-radius:12px;background:var(--ks-eeefff);color:var(--kt-494ba3);margin-bottom:28px}.revision-overview strong{font-size:22px}.deck-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.deck-tile{display:flex;flex-direction:column;padding:24px;border:1px solid var(--ks-e4e7ef);background:var(--ks-ffffff);border-radius:16px;min-width:0;box-shadow:0 5px 18px var(--ks-29356404)}.deck-number{font-size:13px;color:var(--kt-6265bd);font-weight:700;letter-spacing:1px;margin-bottom:18px}.deck-tile h2{font-size:21px;line-height:1.4;min-height:58px;margin-bottom:12px}.deck-tile p,.deck-tile small{font-size:13px;line-height:1.6;color:var(--kt-647080)}.deck-tile progress{width:100%;height:7px;margin:18px 0 6px;accent-color:var(--blue)}.deck-tile .button{margin-top:22px;font-size:14px;padding:13px 12px}.deck-tile small{margin-bottom:auto}.revision-shortcuts{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:28px 0}.revision-shortcuts>a{display:flex;align-items:center;gap:16px;background:var(--ks-f0f0ff);padding:24px;border:1px solid var(--ks-e2e2fa);border-radius:14px}.revision-shortcuts>a>span{font-size:32px;color:var(--kt-575bd1)}.revision-shortcuts strong{font-size:17px}.revision-shortcuts p{font-size:13px;line-height:1.5;color:var(--kt-667086);margin-top:7px}.revision-shortcuts b{margin-left:auto;color:var(--kt-575bd1)}.card-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:22px}.card-toolbar [role=group]{display:flex;gap:6px;background:var(--ks-ebedf4);border-radius:10px;padding:5px}.card-toolbar [data-filter]{border:0;padding:10px 17px;font-size:14px;border-radius:7px;color:var(--kt-586277)}.card-toolbar [aria-pressed=true]{background:var(--ks-fff);color:var(--kt-4448ac);box-shadow:0 2px 7px var(--ks-34395712)}.flashcard-stage{max-width:780px;margin:auto}.flashcard-meta{display:flex;justify-content:space-between;gap:14px;align-items:center;font-size:13px;line-height:1.5;color:var(--kt-627083);margin-bottom:16px}.card-status{padding:5px 12px;border-radius:20px;background:var(--ks-e9ecf3)}.status-known{color:var(--ktk-216c52);background:var(--ksk-e2f4eb)}.status-review{color:var(--kt-89651d);background:var(--ks-fff1d6)}.flashcard{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;width:100%;min-height:300px;padding:34px;border:1px solid var(--ks-dfe2f1);border-radius:20px;background:var(--ks-fff);box-shadow:0 12px 32px var(--ks-3a41800a);color:var(--kt-202b42);transition:background .18s;cursor:pointer}.flashcard.is-flipped{background:var(--ks-f1f2ff);border-color:var(--ks-d5d8f3)}.flashcard-side{font-size:11px;letter-spacing:1.8px;font-weight:700;color:var(--kt-686db2);margin-bottom:26px}.flashcard-copy{font-size:27px;line-height:1.55;max-width:680px}.flashcard-hint{font-size:13px;color:var(--kt-6c7287);margin-top:30px}.card-navigation{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:20px}.card-navigation .button{min-width:55px;padding:12px}.card-navigation p{font-size:14px;color:var(--kt-657084);text-align:center;line-height:1.5}.card-assessment{display:flex;justify-content:center;gap:15px;margin-top:22px}.card-assessment .button{min-width:170px}.revision-keyboard{text-align:center;font-size:12px;line-height:1.6;color:var(--kt-737b8b);margin-top:22px}.card-illustration{margin:14px 0;background:var(--ks-fff);padding:10px 20px;border-radius:16px}.card-illustration figure{margin:0 auto;max-width:580px}.card-illustration svg{max-height:220px}.revision-save{text-align:center;min-height:28px;font-size:14px;line-height:1.6;margin-top:20px;color:var(--kt-5b6480)}.revision-save button{margin-left:10px}.revision-alert{background:var(--ksk-fff0f2);border:1px solid var(--ksk-f2d5dc);border-radius:12px;padding:24px;line-height:1.6}.revision-alert .button{margin-top:16px}.revision-empty{text-align:center;padding:45px 26px;background:var(--ks-fff);border:1px solid var(--ks-e3e6ef);border-radius:18px;line-height:1.7}.revision-empty h2{font-size:26px;margin-bottom:15px}.revision-empty p{max-width:650px;margin:0 auto 22px;color:var(--kt-687186)}.revision-empty .button{margin:8px}.revision-empty-symbol{display:inline-grid;place-items:center;width:64px;height:64px;background:var(--ks-e4f5ed);color:var(--kt-287555);border-radius:50%;font-size:30px;margin-bottom:22px}.review-filter{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:25px}.review-filter label{font-size:14px;font-weight:700}.review-filter select{border:1px solid var(--ks-ccd2e0);border-radius:8px;background:var(--ks-fff);padding:12px;max-width:100%;font:inherit;font-size:14px}.review-filter>span{margin-left:auto;font-size:13px;color:var(--kt-657086)}.review-sheet{background:var(--ks-fff);border:1px solid var(--ks-e2e6ef);border-radius:18px;padding:30px;max-width:900px;margin:auto}.review-sheet h2{font-size:23px;line-height:1.6;margin-bottom:22px}.review-origin{font-size:13px;color:var(--kt-737b8c);margin-bottom:20px}.review-previous{font-size:14px;color:var(--kt-775647);background:var(--ks-fff7ed);padding:14px 18px;border-radius:8px;margin-bottom:24px}.review-sheet fieldset{border:0;padding:0;margin:0;min-width:0}.review-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.review-options .answer-option{font-size:16px;line-height:1.5}.review-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px}.revision-page button:disabled{opacity:.5;cursor:not-allowed}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1200px){.deck-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.revision-page{padding:28px 30px 80px}.revision-shortcuts{grid-template-columns:1fr}}
@media(max-width:650px){.revision-page{padding:22px 16px 80px}.revision-heading h1{font-size:29px}.revision-heading>p:not(.revision-eyebrow){font-size:15px}.deck-grid{grid-template-columns:1fr}.deck-tile h2{min-height:0}.revision-overview{gap:12px 22px;padding:18px;font-size:14px}.revision-overview strong{width:100%}.flashcard{min-height:280px;padding:28px 20px}.flashcard-copy{font-size:22px}.card-assessment .button{min-width:0;flex:1}.card-toolbar [data-filter]{border:0;padding:10px 12px}.card-navigation{gap:12px}.card-navigation p{font-size:12px}.review-sheet{padding:22px 16px}.review-sheet h2{font-size:20px}.review-options{grid-template-columns:1fr}.review-filter select{width:100%}.review-filter>span{margin-left:0}.review-sheet .flashcard-meta{align-items:start;flex-direction:column;gap:5px}.revision-shortcuts>a{padding:20px}.revision-shortcuts strong{font-size:16px}.revision-empty{padding:32px 16px}.card-illustration{padding:8px}.revision-course-link{line-height:1.6}}

.notebook-cards{margin:30px 0 40px}.notebook-cards>h2,.notebook-questions-title{font-size:23px;line-height:1.4;margin:0 0 20px}.notebook-cards>h2 span{font-weight:400;color:var(--kt-697285)}.notebook-cards .flashcard{min-height:240px}.review-card-hint{font-size:14px;color:var(--kt-637084);line-height:1.6;max-width:560px}.revision-save a{color:var(--blue);font-weight:600}.notebook-cards .revision-empty p{margin-bottom:14px}
.daily-summary{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:28px 32px;border:1px solid var(--ks-d7dcf5);border-radius:18px;background:linear-gradient(120deg,var(--ks-f0f1ff),var(--ks-f6fafc));margin:28px 0}.daily-summary h2{font-size:26px;margin:10px 0 14px}.daily-summary p:not(.revision-eyebrow){font-size:15px;line-height:1.7;color:var(--kt-5c6680);max-width:660px;margin-bottom:18px}.daily-summary .revision-course-link{margin-left:18px}.daily-summary-symbol{display:grid;place-items:center;flex-shrink:0;width:80px;height:80px;border-radius:50%;background:var(--ks-e0e4fc);color:var(--kt-5258bf);font-size:44px}.daily-session-progress{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin:0 0 24px;padding:16px 22px;border-radius:12px;background:var(--ks-eeefff);color:var(--kt-4f54aa);font-size:14px}.daily-session-progress progress{height:8px;flex:1;min-width:100px;accent-color:var(--blue)}.revision-heading .daily-explanation{font-size:14px!important;background:var(--ks-f0f1fa);padding:14px 18px;border-radius:10px}.daily-summary .revision-alert p{margin-bottom:0}
@media(max-width:650px){.daily-summary{padding:22px 18px;gap:12px;align-items:start}.daily-summary h2{font-size:23px}.daily-summary-symbol{display:none}.daily-summary .revision-course-link{display:block;margin-left:0}.daily-session-progress{padding:14px 16px;gap:12px}.daily-session-progress span{width:100%}.flashcard-meta{flex-wrap:wrap}}