/* CE2: show the activity first; keep secondary choices available on request. */
:is(.is-ce1,.is-ce2,.is-cm) [hidden]{display:none!important}
.ce2-disclosure{border:1px solid var(--ks-dce5dd);border-radius:20px;background:var(--ks-fff);margin:20px 0;padding:0 22px;min-width:0}
.ce2-disclosure>summary{cursor:pointer;min-height:56px;padding:17px 0;color:var(--kt-355644);font-weight:800;line-height:1.5}
.ce2-disclosure>summary small{font-size:13px;font-weight:500;margin-left:12px;color:var(--kt-617367)}
.ce2-disclosure>summary:focus-visible, .kh-more-nav>summary:focus-visible{outline:3px solid var(--ks-865936);outline-offset:4px;border-radius:8px}
.ce2-disclosure[open]{padding-bottom:20px}
.ce2-home-start{margin:24px 0 30px}.ce2-home-start>h2{font-size:24px;margin:0 0 16px}
:is(.is-ce1,.is-ce2,.is-cm) .classwork-ce2{padding:22px;margin:22px 0}
.classwork-ce2 .classwork-home-heading{margin-bottom:12px;align-items:center}
.classwork-ce2 .classwork-home-heading h2{font-size:24px;margin:4px 0}
.classwork-ce2 .classwork-home-heading p{font-size:15px}
.classwork-edit-link{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:700;flex-shrink:0}
.ce2-classwork-empty{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.ce2-classwork-empty p{margin:0;font-size:15px;line-height:1.6}
.classwork-ce2>.classwork-topic{box-shadow:none;border:0;padding:20px}
.classwork-ce2 .classwork-topic h3{font-size:28px}
.classwork-ce2 .classwork-topic nav{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.classwork-ce2 .classwork-topic nav .button{padding:12px 20px}
.classwork-ce2 .classwork-topic nav>a:last-child:not(.button){font-size:14px}
.classwork-ce2 .classwork-adult-context{margin-top:8px;font-size:14px}
.classwork-ce2 .classwork-adult-context>summary{min-height:44px;padding:10px 0;font-size:13px;color:var(--kt-617367)}
:is(.is-ce1,.is-ce2,.is-cm) .game-player{margin:20px 0;padding:18px 22px}
:is(.is-ce1,.is-ce2,.is-cm) .game-review-summaries{display:block;margin:20px 0}
:is(.is-ce1,.is-ce2,.is-cm) .game-heading h1{font-size:clamp(28px,4vw,38px)}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-progress-tools .game-chart-section{margin-top:20px}
.ce2-subject-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:28px 0}
.ce2-subject-card{display:flex;align-items:center;gap:14px;min-width:0;padding:22px 18px;min-height:150px;border:2px solid var(--ksk-d8e4d7);border-radius:22px;background:var(--ksk-fff);box-shadow:0 4px 0 var(--ksk-e3e9dc);color:var(--ktk-2d493b);text-decoration:none}
.ce2-subject-card:nth-child(3n+2){background:var(--ksk-fffaf0);border-color:var(--ksk-e9dfc8);box-shadow:0 4px 0 var(--ksk-ece4d2)}
.ce2-subject-card:nth-child(3n){background:var(--ksk-f2f7ee)}
.ce2-subject-card:hover{border-color:var(--ksk-6c9676);transform:translateY(-2px)}
.ce2-subject-card:focus-visible{outline:3px solid var(--ksk-865936);outline-offset:5px}
.ce2-subject-card h2{font-size:20px;line-height:1.3;margin:0 0 8px;overflow-wrap:anywhere}
.ce2-subject-card p{font-size:13px;color:var(--ktk-627166);margin:0}
.ce2-subject-card .support-subject-symbol{width:48px;height:48px;min-width:48px;font-size:23px}
.ce2-subject-card>.icon{width:20px;min-width:20px;margin-left:auto}
.ce2-subject-start{margin:24px 0}
.ce2-subjects .classwork-calendar{margin-top:32px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-all-chapters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-lesson .course-hero-facts{display:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-lesson .course-heading{margin-bottom:16px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-course-period{margin:16px 0;padding:16px;box-shadow:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-adult-help .ce2-course-period{display:flex}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-step-navigation{flex-wrap:wrap;gap:12px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-step-navigation [data-ce2-next-section]{font-size:14px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-step-navigation [data-ce2-notion-exercise]{min-height:48px;font-size:16px;white-space:normal;text-align:center}
.ce2-course-tools{margin:18px 0}.ce2-course-tools>summary{font-size:14px;min-height:44px;cursor:pointer;padding:12px 0}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-layout{grid-template-columns:minmax(0,1fr);max-width:820px;margin-inline:auto;gap:16px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-guide{position:static;margin:0;background:var(--ks-fff);padding:0 20px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading{padding:12px 0 20px;min-height:0;margin-bottom:12px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading h1{font-size:clamp(24px,3vw,32px);line-height:1.3}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-emblem,:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-instructions:not(.free-response-instructions){display:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading [data-activity-description]{display:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .ce2-flow-ritual{padding:12px 16px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .ce2-flow-ritual p{font-size:15px;margin:3px 0 0}
.ce2-correct-answer{border:1px solid var(--ksk-d8e4d7);border-radius:16px;margin:14px 0;padding:0 18px;background:var(--ksk-f7faf3)}
.ce2-correct-answer>summary{padding:15px 0;cursor:pointer;min-height:48px;font-weight:700;color:var(--ktk-355644)}
.ce2-correct-answer .exercise-question{margin-top:16px}
:is(.is-ce1,.is-ce2,.is-cm) .revision-hero{grid-template-columns:minmax(0,1fr);padding:22px;margin-bottom:18px}
:is(.is-ce1,.is-ce2,.is-cm) .revision-hero-aside{display:none}
:is(.is-ce1,.is-ce2,.is-cm) .revision-hero h1{font-size:clamp(26px,4vw,36px)}
:is(.is-ce1,.is-ce2,.is-cm) .revision-hero-main{gap:18px}
:is(.is-ce1,.is-ce2,.is-cm) .revision-hero-orb{display:none}
.classwork-picker[data-classwork-picker]>summary{font-size:18px;min-height:48px;padding:12px 0;margin-bottom:12px;cursor:pointer;font-weight:800;color:var(--kt-355644)}
@media(max-width:1000px){.ce2-subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ce2-subject-card{min-height:124px}}

@media(max-width:700px){
 .ce2-subject-grid{gap:12px}.ce2-subject-card{padding:18px 14px;min-height:130px;flex-wrap:wrap;gap:10px}
 .ce2-subject-card>div{width:100%}.ce2-subject-card h2{font-size:18px}.ce2-subject-card>.icon{display:none}
 :is(.is-ce1,.is-ce2,.is-cm) .classwork-ce2{padding:18px}.classwork-ce2 .classwork-home-heading{align-items:flex-start;gap:8px}
 .classwork-ce2 .classwork-topic h3{font-size:24px}.classwork-ce2 .classwork-topic nav{display:grid;grid-template-columns:1fr}
 .classwork-ce2 .classwork-topic nav .button{width:100%;padding:12px 15px}
 .ce2-disclosure{padding-inline:16px}.ce2-disclosure>summary small{display:block;margin:4px 0 0}
 :is(.is-ce1,.is-ce2,.is-cm) .ce2-all-chapters{grid-template-columns:minmax(0,1fr)}
 :is(.is-ce1,.is-ce2,.is-cm) .game-player{padding:16px;gap:14px}:is(.is-ce1,.is-ce2,.is-cm) .game-player-progress{width:100%}
 :is(.is-ce1,.is-ce2,.is-cm) .ce2-step-navigation [data-ce2-notion-exercise]{grid-column:1/-1}
 :is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading{padding:4px 0 14px}
}
@media(max-width:360px){.ce2-subject-grid{grid-template-columns:minmax(0,1fr)}.ce2-subject-card{flex-wrap:nowrap;min-height:98px}.ce2-subject-card>div{width:auto}.ce2-subject-card .support-subject-symbol{min-width:44px;width:44px}}
@media print{.ce2-correct-answer>*{display:block!important}.ce2-disclosure>*{display:block!important} .kh-more-nav{display:none!important}}

:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-course-trail{display:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-quest-progress{padding:12px 16px;margin:0 0 18px;gap:12px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-quest-progress .revision-eyebrow{display:none}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .exercise-quest-progress [data-exercise-progress-count]{font-size:14px}

:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading{padding:18px 22px}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-heading h1{margin:8px 0}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page .activity-tags{margin:12px 0 0}
:is(.is-ce1,.is-ce2,.is-cm) .ce2-exercise-page:has(.exercise-question:not([disabled])) .exercise-quest-progress{display:none}
.ce2-flow-ritual>summary{font-size:15px;min-height:24px;font-weight:700;cursor:pointer}
.ce2-flow-ritual[open]>summary{margin-bottom:8px}

:is(.is-ce1,.is-ce2,.is-cm) .notion-practice-page .activity-heading{padding:18px 22px;min-height:0;margin-bottom:18px}
:is(.is-ce1,.is-ce2,.is-cm) .notion-practice-page .activity-heading h1{font-size:clamp(26px,4vw,34px)}
:is(.is-ce1,.is-ce2,.is-cm) .notion-practice-page .activity-emblem{display:none}

:is(.is-ce1,.is-ce2,.is-cm) .control-page .activity-heading{padding:18px 22px;min-height:0;margin-bottom:18px}
:is(.is-ce1,.is-ce2,.is-cm) .control-page .activity-heading h1{font-size:clamp(26px,4vw,34px)}
:is(.is-ce1,.is-ce2,.is-cm) .control-page .activity-emblem{display:none}
.ce2-control-subject{display:block;font-weight:700;font-size:16px;margin:10px 0}
.ce2-control-subject select{display:block;width:100%;max-width:480px;min-height:48px;margin-top:8px;border:1px solid var(--ksk-bfcbbd);border-radius:12px;background:var(--ksk-fff);padding:12px;font:inherit;color:var(--ktk-355644)}