/* Only primary catalogue content. Public header/footer and grades 5–12 retain their own styles. */
.primary-study{--ps-ink:#173d3a;--ps-muted:#486561;--ps-green:#13604d;--ps-tint:#e9f5ed;--ps-line:#c9ddd3;color:var(--ps-ink);font-size:17px;line-height:1.65;min-width:0;margin:12px auto 50px}
.primary-study *{box-sizing:border-box}.primary-study [hidden]{display:none!important}.primary-study h1,.primary-study h2,.primary-study h3,.primary-study p{margin:0;color:inherit}.primary-study a{color:var(--ps-green)}.primary-study :is(a,summary,input,select):focus-visible{outline:3px solid #0c665b;outline-offset:5px}.primary-study__hero{position:relative;display:grid;grid-template-columns:1.5fr 1fr;gap:24px;background:#f1f7ed;border:1px solid var(--ps-line);border-radius:32px;padding:clamp(24px,4vw,48px);min-width:0;overflow:hidden}.primary-study__copy{z-index:1;min-width:0}.primary-study__eyebrow{font-size:14px;font-weight:800;letter-spacing:.045em;margin-bottom:12px!important}.primary-study h1{font-size:clamp(27px,3.3vw,44px);line-height:1.18;letter-spacing:-.035em;font-weight:850;max-width:680px;text-wrap:balance}.primary-study__copy>p:not(.primary-study__eyebrow){margin-top:15px;font-size:19px;max-width:50ch}.primary-study__tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.primary-study__tabs a{display:inline-flex;align-items:center;gap:9px;min-height:52px;padding:10px 17px;text-decoration:none;border:1px solid #c5d8ca;background:#fff;border-radius:15px;font-weight:800}.primary-study__tabs a[aria-current=page]{background:var(--ps-green);color:#fff;border-color:var(--ps-green)}.primary-study__tabs a:hover{box-shadow:0 4px 0 #214f3314}.primary-study__scene{position:relative;min-height:220px;align-self:center;isolation:isolate}.primary-study__shape{position:absolute;display:grid;place-items:center;border:3px solid var(--ps-ink);font-weight:900;box-shadow:7px 9px 0 #193c3a10}.primary-study__shape--book{width:115px;height:130px;border-radius:12px 23px 23px 12px;background:#ffd2b6;font-size:46px;left:10%;top:40px;transform:rotate(-10deg)}.primary-study__shape--numbers{width:118px;height:105px;border-radius:26px;background:#cbd8fc;font-size:34px;right:3%;top:70px;transform:rotate(9deg)}.primary-study__shape--star{width:65px;height:65px;background:#ffe79b;border-radius:22px;font-size:39px;right:18%;top:-6px;transform:rotate(11deg)}.primary-study__sun{font-size:35px;position:absolute;left:0;top:0;color:#98721d}.primary-study__hill{position:absolute;bottom:0;left:3%;width:95%;height:78px;border-radius:100% 100% 20px 20px;background:#d8eacb;z-index:-1}.primary-study__path{display:flex;gap:20px;align-items:center;justify-content:center;margin:25px 0 32px;font-size:15px;font-weight:750;flex-wrap:wrap}.primary-study__path span,.primary-study__path a{display:flex;align-items:center;gap:9px;text-decoration:none}.primary-study__path b{display:grid;place-items:center;width:30px;height:30px;border:1px solid var(--ps-line);border-radius:50%;background:#fff;flex:none}.primary-study__path [aria-current=step] b{background:var(--ps-green);border-color:var(--ps-green);color:#fff}.primary-study__heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:0 0 18px}.primary-study h2{font-size:25px;line-height:1.3;letter-spacing:-.025em}.primary-study__heading>span{color:var(--ps-muted);font-size:15px;white-space:nowrap}.primary-study__subjects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.primary-study__subject{display:flex;flex-wrap:wrap;gap:16px;align-items:center;background:#fff;border:2px solid var(--ps-line);border-radius:25px;padding:23px;text-decoration:none;min-width:0;transition:transform .15s ease,border-color .15s ease}.primary-study__subject:hover{transform:translateY(-3px);border-color:var(--ps-green)}.primary-study__subject-art{position:relative;display:grid;place-items:center;flex:0 0 100%;height:112px;border-radius:19px;background:#e7f3e8;font-size:39px;font-weight:900;color:#294e42;isolation:isolate;overflow:hidden}.primary-study__subject--peach .primary-study__subject-art{background:#ffede0;color:#704125}.primary-study__subject--yellow .primary-study__subject-art{background:#fff1c4;color:#735514}.primary-study__subject--lavender .primary-study__subject-art{background:#eeebfd;color:#51477b}.primary-study__subject-art i{position:absolute;width:55px;height:55px;background:#ffffff70;transform:rotate(25deg);left:8%;top:14px;border-radius:14px;z-index:-1}.primary-study__subject-art i+i{left:auto;right:7%;top:auto;bottom:5px;border-radius:50%;width:76px;height:76px}.primary-study__subject-copy{flex:1;min-width:0}.primary-study__subject strong{display:block;font-size:23px;line-height:1.3;color:var(--ps-ink);overflow-wrap:anywhere}.primary-study__subject small{display:block;margin-top:4px;font-size:15px;color:var(--ps-muted)}.primary-study__subject-arrow{display:grid;place-items:center;border-radius:50%;background:#f0f7f1;width:42px;height:42px;flex:none}.primary-study__resume{margin:28px 0;display:flex;gap:20px;align-items:flex-start;border:1px solid var(--ps-line);border-radius:23px;padding:24px;background:#fff}.primary-study__resume>div{min-width:0}.primary-study__resume h2{font-size:21px;margin-bottom:8px}.primary-study__resume p{color:var(--ps-muted)}.primary-study__resume-icon{width:54px;height:54px;display:grid;place-items:center;background:#f6efda;border-radius:18px;flex:none}.primary-study__help{border-top:1px solid var(--ps-line);margin-top:30px;padding-top:12px;font-size:16px;color:var(--ps-muted)}.primary-study details>summary{cursor:pointer;min-height:48px;padding:12px 0;font-weight:750;color:var(--ps-ink)}.primary-study details>div{padding:8px 0 16px}.primary-study details p+p{margin-top:12px}.primary-study dl{display:flex;flex-wrap:wrap;gap:16px;margin:18px 0}.primary-study dl>div{min-width:85px}.primary-study dt{font-size:14px;color:var(--ps-muted)}.primary-study dd{margin:0;font-weight:800;font-size:19px}.primary-study__action{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:54px;border:1px solid var(--ps-green);border-radius:15px;padding:12px 20px;background:var(--ps-green);color:#fff!important;font-weight:800;text-decoration:none;text-align:center;line-height:1.4}.primary-study__action--light{background:#fff;color:var(--ps-green)!important}.primary-study__empty{border:1px dashed var(--ps-line);background:#fff;border-radius:22px;padding:24px}.primary-study__empty h3{font-size:22px}.primary-study__empty p{margin:10px 0 18px}.primary-study--2{--ps-tint:#fff5e8}.primary-study--2 .primary-study__hero{background:#fff6e9}.primary-study--3 .primary-study__hero{background:#edf3fa}.primary-study--4 .primary-study__hero{background:#eeeff9}.primary-study--3 .primary-study__subject-art,.primary-study--4 .primary-study__subject-art{flex-basis:70px;height:76px;font-size:27px}.primary-study--3 .primary-study__subjects,.primary-study--4 .primary-study__subjects{grid-template-columns:repeat(2,minmax(0,1fr))}.primary-study__back{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;min-height:44px;font-weight:700;text-decoration:none}.primary-study__topics{display:grid;gap:18px;list-style:none;padding:0;margin:0}.primary-study__topic{background:#fff;border:1px solid var(--ps-line);border-radius:25px;padding:25px;min-width:0}.primary-study__topic header{display:flex;gap:17px;align-items:center;margin-bottom:14px}.primary-study__topic-number{display:grid;place-items:center;flex:none;width:49px;height:49px;border-radius:16px;background:#f2eacd;font-weight:850;font-size:23px}.primary-study__topic h3{font-size:23px;line-height:1.35;overflow-wrap:anywhere}.primary-study__topic header small{display:block;color:var(--ps-muted);font-size:14px;margin-bottom:4px}.primary-study__topic>p{color:var(--ps-muted);margin-bottom:18px}.primary-study__topic-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.primary-study__topic details{margin-top:18px;border-top:1px solid var(--ps-line)}.primary-study__topic-details{display:grid;grid-template-columns:1fr 1fr;gap:22px}.primary-study__topic-details h4{font-size:17px;margin:0 0 8px}.primary-study__topic-details ul,.primary-study__topic-details ol{padding-left:23px;margin:0}.primary-study__topic-details li{margin-bottom:12px}.primary-study__topic-details a{display:inline-block;padding:6px 0;min-height:42px}.primary-study__topic-details small{display:block;color:var(--ps-muted)}.primary-study__quizzes{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:15px}.primary-study__quizzes li{display:flex;gap:20px;justify-content:space-between;align-items:center;padding:20px;background:#f5f9f5;border-radius:17px;min-width:0}.primary-study__quizzes li>div{min-width:0}.primary-study__quizzes h4{font-size:19px;margin:0 0 5px;line-height:1.4;overflow-wrap:anywhere}.primary-study__quizzes p{font-size:15px;color:var(--ps-muted)}.primary-study__quizzes .primary-study__action{flex:none}.primary-study__filter{display:flex;gap:20px;align-items:end;padding:20px;background:#f3f6f1;border-radius:20px;margin:24px 0 12px}.primary-study__filter label{display:grid;gap:6px;flex:1;min-width:0;font-size:16px;font-weight:750}.primary-study__filter :is(input,select){width:100%;min-height:50px;padding:10px 12px;border:1px solid #9ab9aa;background:#fff;border-radius:12px;font:inherit;color:var(--ps-ink)}.primary-study__filter-result{font-size:15px;color:var(--ps-muted);margin:0 0 20px!important}.primary-study__tip{padding:17px 20px;margin:22px 0;background:#fff6de;border:1px solid #e3d4a4;border-radius:17px}.primary-study__tip p{font-size:17px}.primary-study__pending{margin-top:25px}.primary-study__pending li{margin:10px 0}.primary-study__pending a{display:inline-block;min-height:44px;padding:8px 0}
@media(max-width:900px){.primary-study__hero{grid-template-columns:1fr .75fr;padding:28px}.primary-study__scene{min-height:195px}.primary-study__shape--book{width:90px;height:105px;font-size:37px;left:0}.primary-study__shape--numbers{width:96px;height:90px;font-size:28px;right:0}.primary-study__subjects{grid-template-columns:repeat(2,minmax(0,1fr))}.primary-study--3 .primary-study__subjects,.primary-study--4 .primary-study__subjects{grid-template-columns:1fr}.primary-study__quizzes li{align-items:flex-start;flex-direction:column}.primary-study__topic-details{grid-template-columns:1fr}}
@media(max-width:580px){.primary-study{font-size:17px;margin-top:8px}.primary-study__hero{display:flex;flex-direction:column;padding:23px 20px 18px;gap:12px;border-radius:25px}.primary-study h1{font-size:29px}.primary-study__copy>p:not(.primary-study__eyebrow){font-size:18px}.primary-study__scene{width:245px;max-width:100%;min-height:126px;order:-1}.primary-study__shape--book{height:91px;width:80px;font-size:32px;left:35px;top:8px}.primary-study__shape--numbers{height:73px;width:90px;right:24px;top:35px;font-size:25px}.primary-study__shape--star{width:44px;height:44px;border-radius:16px;font-size:26px;right:30px;top:-4px}.primary-study__sun{font-size:23px}.primary-study__hill{height:43px;bottom:0}.primary-study__tabs{gap:7px;margin-top:20px}.primary-study__tabs a{flex:1;justify-content:center;padding:10px 8px;gap:5px;font-size:15px;min-height:52px}.primary-study__tabs svg{width:18px;flex:none}.primary-study__path{gap:10px;font-size:13px;margin:21px 0 26px}.primary-study__path span,.primary-study__path a{gap:5px}.primary-study__path b{width:25px;height:25px}.primary-study__heading{align-items:start}.primary-study h2{font-size:23px}.primary-study__subjects{gap:13px}.primary-study__subject{padding:14px;gap:11px;border-radius:21px}.primary-study__subject-art{height:89px;font-size:30px}.primary-study__subject strong{font-size:20px}.primary-study__subject small{font-size:14px}.primary-study__subject-arrow{width:30px;height:30px}.primary-study__subject-copy{flex-basis:100%}.primary-study__subject-arrow{display:none}.primary-study--3 .primary-study__subject-copy,.primary-study--4 .primary-study__subject-copy{flex-basis:0}.primary-study__resume{padding:20px 16px;gap:12px}.primary-study__resume-icon{width:42px;height:46px;border-radius:14px}.primary-study__topic{padding:21px 17px;border-radius:22px}.primary-study__topic h3{font-size:22px}.primary-study__topic header{gap:11px}.primary-study__topic-actions{display:grid}.primary-study__topic-actions>a{width:100%}.primary-study__quizzes li{padding:17px}.primary-study__quizzes .primary-study__action{width:100%}.primary-study__filter{flex-direction:column;align-items:stretch;padding:17px;gap:13px}.primary-study--3 .primary-study__scene,.primary-study--4 .primary-study__scene{display:none}}
@media(max-width:340px){.primary-study__subjects{grid-template-columns:1fr}.primary-study__tabs{flex-direction:column}.primary-study__path{justify-content:flex-start}.primary-study__scene{display:none}}
/* Match the inherited catalogue selector without changing any non-primary page. */
.catalog-detail-v2 .primary-study .primary-study__tabs a{min-height:52px}
.catalog-detail-v2 .primary-study .primary-study__action{min-height:54px}
.catalog-detail-v2 .primary-study details>summary{min-height:48px}
@media(max-width:580px){.primary-study[data-primary-study=grade] .primary-study__tabs a{flex-direction:column;gap:4px;overflow-wrap:normal;word-break:normal}}
@media(prefers-reduced-motion:reduce){.primary-study__subject{transition:none}.primary-study__subject:hover{transform:none}}
/* R41: primary resume controls only; do not recolor other catalogue links. */
.primary-study .primary-study__resume>div{flex:1}
.primary-study .primary-study__resume .journey-widget{height:auto;min-width:0;padding:18px}
.primary-study .primary-study__resume .journey-widget>strong{font-size:20px;line-height:1.35;overflow-wrap:anywhere}
.primary-study .primary-study__resume .journey-widget>p{font-size:15px;line-height:1.6}
.primary-study .primary-study__resume .journey-widget__kicker{font-size:12px;line-height:1.4}
.primary-study .primary-study__resume .journey-widget__actions{align-items:stretch;gap:12px}
.primary-study .primary-study__resume :is(.journey-widget__link,.journey-widget__clear){min-height:48px;min-width:48px;max-width:100%;padding:12px 16px;border:1px solid var(--ps-green);border-radius:14px;font-size:16px;font-weight:750;line-height:1.4;white-space:normal;overflow-wrap:anywhere;text-align:center;text-decoration:none}
.primary-study .primary-study__resume .journey-widget__link{justify-content:center;background:var(--ps-green);color:#fff}
.primary-study .primary-study__resume .journey-widget__clear{background:#fff;color:var(--ps-green)}
.primary-study .primary-study__resume .journey-widget__link:is(:hover,:focus-visible){background:#0e4e3f;border-color:#0e4e3f;color:#fff}
.primary-study .primary-study__resume .journey-widget__clear:is(:hover,:focus-visible){background:#e9f5ed;color:#0e4e3f}
.primary-study .primary-study__resume :is(.journey-widget__link,.journey-widget__clear):focus-visible{outline:3px solid #0c665b;outline-offset:3px}