.activity-builder-page{min-height:100vh;padding:22px;background:#fff}.activity-builder-layout{max-width:1500px;margin:0 auto;display:grid;grid-template-columns:330px minmax(0,1fr);grid-gap:22px;gap:22px;align-items:start}.activity-tools{position:-webkit-sticky;position:sticky;top:88px;padding:20px;border:1px solid #d7e5ef;border-radius:24px;background:#fff;box-shadow:0 16px 38px rgba(32,71,101,.11)}.activity-brand{display:flex;gap:11px;align-items:center;padding-bottom:15px;border-bottom:1px solid #e5edf3}.activity-brand img{width:82px;height:68px;object-fit:contain}.activity-brand small{display:block;color:#75899a;font-size:.64rem;font-weight:950;letter-spacing:.13em}.activity-brand strong{display:block;color:#173f66}.activity-tools h1{display:flex;gap:10px;align-items:center;color:#153d60;font-size:1.55rem}.activity-tools label{display:block;margin-top:13px;color:#35526a;font-size:.78rem;font-weight:900}.activity-tools input,.activity-tools select{width:100%;box-sizing:border-box;margin-top:6px;padding:11px 12px;border:1px solid #cadae6;border-radius:11px;background:#f9fcfe;font:inherit}.activity-level-note{display:grid;grid-gap:6px;gap:6px;margin-top:15px;padding:13px;border-radius:14px;background:linear-gradient(135deg,#fff3b8,#ffe7f1);color:#35526a}.activity-level-note b{color:#173f66}.activity-actions{display:grid;grid-gap:9px;gap:9px;margin-top:16px}.activity-actions button{min-height:44px;border:0;border-radius:11px;background:#173f66;color:#fff;font-weight:900;cursor:pointer}.activity-actions .secondary{background:#eef3f7;color:#294c67}.activity-message{font-size:.8rem;font-weight:800;color:#35664a}.activity-preview{padding:15px;border:1px solid #dce8ef;border-radius:26px;background:linear-gradient(180deg,#f2f9ff,#fff7fb)}.activity-preview-bar{display:flex;justify-content:space-between;padding:2px 4px 13px;color:#617689;font-size:.8rem;font-weight:900}.activity-preview-bar b{padding:6px 10px;border:1px solid #d8e5ee;border-radius:999px;background:#fff}.activity-paper{box-sizing:border-box;width:min(100%,920px);min-height:1180px;margin:0 auto 24px;padding:38px 42px;background:#fff;border:1px solid #d7e1e8;box-shadow:0 22px 50px rgba(31,60,82,.14)}.activity-paper header{position:relative;min-height:122px;padding:4px 190px 20px 0;border-bottom:4px solid #63c6d8}.activity-paper header img{position:absolute!important;right:0!important;top:0!important;display:block!important;visibility:visible!important;opacity:1!important;width:170px!important;height:110px!important;object-fit:contain!important}.activity-paper header small{font-size:.72rem;font-weight:950;letter-spacing:.14em;color:#6c8191}.activity-paper header h2{margin:5px 0;color:#153d60;font-size:2.2rem;line-height:1.1}.activity-paper header p{margin:0;color:#657a8b;font-size:1rem}.activity-paper header>div:last-child{margin-top:13px;display:inline-block;padding:10px 13px;border:2px dashed #bdd7e6;border-radius:11px;color:#35536b;font-weight:850}.activity-purpose{display:grid;grid-template-columns:72px 1fr;grid-gap:16px;gap:16px;align-items:center;margin:22px 0;padding:18px 20px;border:2px solid #e5ddff;border-radius:20px;background:linear-gradient(135deg,#fff8cf,#f1eaff)}.activity-purpose>span{display:grid;place-items:center;width:68px;height:68px;border-radius:18px;background:#fff;font-size:2.8rem;box-shadow:0 8px 20px rgba(55,61,90,.08)}.activity-purpose small{display:block;color:#766a8e;font-size:.68rem;font-weight:950;letter-spacing:.12em}.activity-purpose strong{display:block;margin-top:3px;color:#173f66;font-size:1.25rem;text-transform:capitalize}.activity-purpose p{margin:5px 0 0;color:#63788a;line-height:1.45;font-size:.92rem}.activity-exercises{display:grid;grid-gap:24px;gap:24px}.activity-exercise{position:relative;min-height:190px;padding:28px 26px 24px;border:2px solid #d9e9f2;border-radius:24px;background:linear-gradient(135deg,#fff9dc,#f7edff)}.activity-number{position:absolute;left:12px;top:12px;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#173f66;color:#fff;font-weight:950}.activity-exercise h3{margin:0 0 16px;padding-left:38px;color:#173f66;font-size:1.34rem;line-height:1.35}.activity-exercise h3 strong{color:#7a4fc1}.activity-exercise p{margin:14px 0 0;color:#5f7688;font-size:.9rem;line-height:1.45}.activity-choice-row{display:flex;flex-wrap:wrap;gap:12px}.activity-choice{min-width:76px;min-height:64px;padding:10px 14px;border:2px solid #cfe0ea;border-radius:16px;background:#fff;color:#173f66;font-size:1.25rem;font-weight:900;cursor:pointer;box-shadow:0 6px 14px rgba(45,71,91,.06)}.activity-choice.chosen{border-color:#6a4cc7;box-shadow:0 0 0 3px rgba(106,76,199,.14);background:#f3efff}.activity-tile-grid{display:grid;grid-template-columns:repeat(5,minmax(72px,1fr));grid-gap:12px;gap:12px}.activity-tile{display:grid;place-items:center;min-height:72px;padding:10px;border:2px solid #dbe8ef;border-radius:16px;background:#fff;font-size:1.6rem;font-weight:900;color:#173f66}.activity-count-pictures{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.activity-count-pictures span{font-size:2rem}.activity-match-board{display:grid;grid-template-columns:1fr 1fr;grid-gap:80px;gap:80px;position:relative}.activity-match-board>div{display:grid;grid-gap:12px;gap:12px}.activity-match-board span{display:grid;place-items:center;min-height:58px;border:2px solid #dce8ef;border-radius:14px;background:#fff;font-size:2rem}.activity-sort-bins{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px;margin-top:16px}.activity-sort-bins span{min-height:78px;padding:14px;border:2px dashed #9dc3d6;border-radius:16px;background:#fff;color:#496b80;font-weight:900}.activity-opposite-pair,.activity-pattern,.activity-sequence-strip,.activity-size-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.activity-opposite-pair span,.activity-pattern span,.activity-sequence-strip span,.activity-size-row span{display:grid;place-items:center;min-width:70px;min-height:70px;padding:10px;border:2px solid #dce8ef;border-radius:16px;background:#fff;font-size:2rem}.activity-order-boxes{display:flex;gap:12px;margin-top:14px}.activity-order-boxes b{display:grid;place-items:center;width:54px;height:54px;border:2px dashed #9dc3d6;border-radius:14px;color:#6b8293}.activity-scene-pair{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.activity-scene-pair div{min-height:105px;padding:18px;border:2px solid #dce8ef;border-radius:16px;background:#fff;font-size:2rem;letter-spacing:.15em}.activity-maze{display:grid;grid-template-columns:repeat(7,1fr);align-items:center;grid-gap:8px;gap:8px;padding:18px;border:3px solid #d5e5ed;border-radius:18px;background:#fff;min-height:120px}.activity-maze b,.activity-maze i,.activity-maze span{display:grid;place-items:center;min-height:48px;border-radius:10px}.activity-maze i,.activity-maze span{background:#edf6fb;font-style:normal;font-size:1.4rem}.activity-maze b{background:#173f66;color:#fff;font-size:.75rem}.activity-big-pair{display:flex;gap:22px}.activity-big-pair span{display:grid;place-items:center;width:110px;height:110px;border:2px solid #dce8ef;border-radius:20px;background:#fff;font-size:4rem}.activity-position-scene{position:relative;display:grid;place-items:center;width:210px;height:150px;margin-bottom:15px;border:2px solid #dce8ef;border-radius:18px;background:#fff}.activity-position-scene span{font-size:5rem}.activity-position-scene b{position:absolute;font-size:2.5rem;top:18px}.activity-first-then{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.activity-first-then>div{display:grid;place-items:center;grid-gap:8px;gap:8px;min-height:130px;border:2px solid #dce8ef;border-radius:18px;background:#fff}.activity-first-then small{font-weight:950;color:#6a7c8c;letter-spacing:.1em}.activity-first-then span{font-size:3.5rem}.activity-quantity-options{display:grid;grid-gap:12px;gap:12px}.activity-quantity-options .activity-choice{font-size:1.15rem;letter-spacing:.12em}.activity-two-groups{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px;margin-bottom:15px}.activity-two-groups span{min-height:90px;padding:18px;border:2px solid #dce8ef;border-radius:16px;background:#fff;font-size:1.8rem;letter-spacing:.18em;line-height:1.6}.activity-code-key{display:flex;flex-wrap:wrap;gap:10px}.activity-code-key span{padding:10px 14px;border-radius:12px;background:#fff;border:2px solid #dce8ef;font-weight:900;color:#173f66}.activity-code-word{margin-top:16px;padding:18px;border-radius:16px;background:#fff;border:2px dashed #9dc3d6;font-size:2rem;letter-spacing:.25em;text-align:center}.activity-paper footer{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:30px;padding-top:16px;border-top:2px dashed #d6e4ec;color:#64798a;font-size:.7rem;line-height:1.5;text-align:left}.activity-paper footer img{display:block!important;visibility:visible!important;opacity:1!important;width:78px!important;height:58px!important;object-fit:contain!important}.activity-paper footer strong{color:#173f66;font-size:.82rem}@media(max-width:1050px){.activity-builder-layout{grid-template-columns:1fr}.activity-tools{position:relative;top:auto}}@media(max-width:760px){.activity-builder-page{padding:12px}.activity-paper{padding:22px;min-height:auto}.activity-paper header{padding-right:140px}.activity-paper header img{width:125px!important;height:84px!important}.activity-purpose{grid-template-columns:56px 1fr;padding:15px}.activity-purpose>span{width:52px;height:52px;font-size:2.1rem}.activity-tile-grid{grid-template-columns:repeat(3,1fr)}.activity-match-board{gap:24px}.activity-scene-pair{grid-template-columns:1fr}.activity-exercise{padding:24px 18px}.activity-exercise h3{font-size:1.12rem}.activity-choice{min-width:62px}.activity-maze{grid-template-columns:repeat(4,1fr)}}