:root{--navy:#113858;--teal:#16857f;--mint:#eaf7f3;--cream:#fffaf0;--gold:#f5b940;--line:#cfe0da;--soft:#f6fbf9}*{box-sizing:border-box}body{background:var(--cream);color:var(--navy);margin:0;font-family:Arial,sans-serif}button,select{font:inherit}button{color:inherit}header{border-bottom:2px solid var(--line);background:#fffdf7;justify-content:center;align-items:center;height:88px;display:flex;position:relative}.brand{cursor:pointer;background:0 0;border:0;align-items:center;gap:12px;font-size:25px;display:flex}.brand span{background:var(--gold);border:4px solid var(--navy);border-radius:50%;place-items:center;width:54px;height:54px;font-size:18px;display:grid}.tag{color:#087b76;background:#dff6f2;border-radius:30px;padding:13px 22px;font-weight:800;position:absolute;right:4%}.home{text-align:center;max-width:1200px;margin:auto;padding:70px 24px}.eyebrow{letter-spacing:.22em;color:var(--teal);font-weight:900}.home h1,.game-title h1{margin:8px 0;font-family:Georgia,serif;font-size:clamp(44px,7vw,78px)}.lead,.directions{color:#567084;font-size:24px}.activity-grid{grid-template-columns:repeat(2,1fr);gap:24px;margin-top:45px;display:grid}.activity-card{border:4px solid var(--line);text-align:left;cursor:pointer;background:#fff;border-radius:28px;grid-template-columns:auto 130px 1fr;align-items:center;gap:22px;min-height:210px;padding:24px;display:grid;box-shadow:0 10px 25px #173b5410}.activity-card:hover,.activity-card:focus-visible{border-color:var(--teal);transform:translateY(-2px)}.activity-card .number{background:var(--gold);border-radius:50%;place-items:center;width:58px;height:58px;font-size:30px;font-weight:900;display:grid}.activity-card b{font-size:27px;display:block}.activity-card small{color:#567084;margin-top:8px;font-size:18px;line-height:1.4;display:block}.device-photo{object-fit:contain;background:#fff;border-radius:14px;width:100%;height:160px}.device-photo.small{width:120px;height:92px}.home-button{border:3px solid var(--line);cursor:pointer;background:#fff;border-radius:18px;margin:24px 0 0 4%;padding:14px 22px;font-weight:900}.game{text-align:center;max-width:1360px;margin:20px auto 70px;padding:20px 34px 45px}.game-title{text-align:left;align-items:center;gap:18px;display:flex}.game-title>span{background:var(--gold);border-radius:50%;place-items:center;width:64px;height:64px;font-size:32px;font-weight:900;display:grid}.game-title p{letter-spacing:.16em;color:var(--teal);margin:0;font-weight:900}.game-title h1{margin:2px 0;font-size:clamp(40px,5vw,64px)}.stars{background:#fff8dc;border:3px solid #ebd68f;border-radius:40px;gap:6px;margin-left:auto;padding:12px 20px;font-size:30px;display:inline-flex}.stars span{color:#bbc4bf}.stars .on{color:var(--gold);filter:drop-shadow(0 2px 4px #d79b20)}.bins{grid-template-columns:1fr 1fr;gap:24px;margin:28px 0;display:grid}.bins button{background:var(--mint);cursor:pointer;border:4px dashed #83b7ad;border-radius:28px;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:180px;display:flex}.bins b{font-size:36px}.bins span{font-size:21px}.bins .arrow{color:var(--teal);font-weight:900}.sort-cards,.find-options{grid-template-columns:repeat(5,1fr);gap:16px;display:grid}.sort-cards button,.find-options button{border:4px solid var(--line);cursor:pointer;background:#fff;border-radius:20px;min-height:190px;padding:10px}.sort-cards button.selected{border-color:var(--teal);box-shadow:0 0 0 5px #98d9cf}.sort-cards .device-photo,.find-options .device-photo{height:120px}.feedback{color:#4c716d;min-height:32px;font-size:21px;font-weight:800}.primary,.nav-buttons button,.choices button,.puzzle-controls button{background:var(--teal);color:#fff;cursor:pointer;border:0;border-radius:16px;padding:15px 25px;font-weight:900}.primary{font-size:20px}.progress{color:var(--teal);margin:20px;font-size:18px;font-weight:900}.slide{border:4px solid var(--line);background:#fff;border-radius:30px;max-width:1000px;margin:auto;padding:28px}.slide-label{letter-spacing:.18em;color:var(--teal);font-weight:900}.slide img{object-fit:contain;max-width:90%;height:260px;margin:16px}.slide h2{margin:5px;font-family:Georgia,serif;font-size:42px}.slide>p:not(.feedback){font-size:25px;line-height:1.45}.choices{flex-wrap:wrap;justify-content:center;gap:18px;display:flex}.choices button{min-width:190px;color:var(--navy);border:4px solid var(--line);background:#fff;font-size:22px}.choices button:hover{border-color:var(--teal)}.nav-buttons{justify-content:center;gap:20px;margin-top:24px;display:flex}.nav-buttons button:disabled{opacity:.35}.finish{font-size:20px;font-weight:900}.puzzle-controls{justify-content:center;align-items:end;gap:35px;margin:20px;display:flex}.puzzle-controls label,.puzzle-controls>div{align-items:center;gap:10px;font-weight:900;display:flex}.puzzle-controls select{border:3px solid var(--line);background:#fff;border-radius:12px;padding:12px}.puzzle-controls button{background:#7a9390}.puzzle-controls button.active{background:var(--teal)}.puzzle-board{width:min(800px,90vw);box-shadow:0 0 0 4px var(--line);background:#a3bdb8;border:8px solid #fff;border-radius:12px;gap:3px;margin:20px auto;display:grid;overflow:hidden}.puzzle-board button{cursor:pointer;background-repeat:no-repeat;border:0;min-height:70px}.puzzle-board button.picked{outline:6px solid var(--gold);z-index:2}.puzzle-guide{object-fit:contain;border:3px solid var(--line);background:#fff;border-radius:14px;width:180px;height:120px;margin:15px auto;display:block}.find-prompt{background:var(--mint);border:4px dashed #92b9b2;border-radius:26px;max-width:640px;margin:15px auto;padding:15px}.find-prompt .device-photo{height:210px}.find-prompt h2{margin:5px;font-family:Georgia,serif;font-size:40px}.find-options{grid-template-columns:repeat(3,1fr);max-width:1000px;margin:auto}.find-options button{min-height:270px}.find-options .device-photo{height:200px}.find-options b{font-size:22px}@media (width<=800px){header{height:76px}.tag{display:none}.activity-grid,.bins{grid-template-columns:1fr}.activity-card{grid-template-columns:auto 90px 1fr;padding:16px}.device-photo.small{width:85px}.sort-cards{grid-template-columns:repeat(2,1fr)}.find-options{grid-template-columns:1fr}.game{padding:15px}.game-title .device-photo{display:none}.stars{font-size:20px}.slide img{height:200px}.slide h2{font-size:34px}.puzzle-controls{flex-direction:column;align-items:center}.nav-buttons{flex-direction:column}}