:root{--paper:#faf8ef;--ink:#244c3e;--muted:#637769;--green:#285b46;--green-light:#eaf0df;--gold:#ebc575;--border:#dbe1d0;--white:#fffef8;--shadow:0 10px 25px #224b3810;font-family:ui-rounded,'Trebuchet MS',Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,a,input,select{-webkit-tap-highlight-color:transparent}button,select,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit}button:disabled{cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:4px solid #bb8030;outline-offset:5px}button{border:0}a{color:inherit}svg{display:block}.icon{width:23px;height:23px;flex-shrink:0}.topbar{max-width:1320px;margin:auto;padding:24px 42px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;text-align:left;background:none;font-size:20px;font-weight:800;padding:0}.brand small{display:block;font-size:10px;letter-spacing:2.5px;margin-top:6px;font-weight:700;color:#6d816e}.brand-icon{background:var(--green);color:#f6d991;border-radius:15px;width:46px;height:46px;display:grid;place-items:center;font-size:35px}.topbar nav{display:flex;align-items:center;gap:14px}.nav-button{display:flex;gap:9px;align-items:center;min-height:48px;padding:10px 14px;border-radius:14px;background:transparent;font-weight:700;font-size:14px}.nav-button:hover{background:#eaf0df}.abc-icon{font-family:Georgia,serif;font-size:24px}.fullscreen{border:1px solid var(--border);padding:12px}main{max-width:1320px;margin:auto;padding:0 42px 24px}.hero{min-height:395px;display:grid;grid-template-columns:1fr 1.05fr;background:#edf1e2;border:1px solid #e4e9d8;border-radius:28px;overflow:hidden;position:relative}.hero-copy{padding:40px 0 42px 43px;position:relative;z-index:1}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2px;margin:0 0 17px;text-transform:uppercase}.eyebrow span{color:#aa8341;margin-right:7px}.hero h1{font-size:clamp(36px,4.1vw,57px);line-height:1.08;letter-spacing:-1.8px;font-weight:800;margin:0 0 19px}.hero h1 em{font-style:normal;color:#719063}.hero p.description{font-size:17px;line-height:1.7;max-width:350px;margin:0 0 26px;color:#62745f}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:56px;padding:15px 25px;border-radius:15px;font-size:18px;font-weight:800;text-decoration:none;border:1px solid transparent;transition:transform .15s,background .15s}.button:hover{transform:translateY(-2px)}.primary{background:var(--green);color:#fffdf2;box-shadow:0 5px 0 #19412f}.primary:hover{background:#1d4937}.secondary{background:#f2f4e9;border:1px solid #d9e1cc;color:#355440}.wide{width:100%;margin-top:20px}.hero-note{display:flex;align-items:center;gap:7px;font-size:12px;color:#657760;margin:19px 0 0}.hero-note .icon{width:13px;height:13px;color:#88a675}.forest-art{height:100%;min-height:370px;width:100%;align-self:end}.adventures{padding:33px 0 4px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px}.section-heading h2{margin:0;font-size:24px;letter-spacing:-.5px}.section-heading p{font-size:13px;color:var(--muted);margin:0}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.mode-card{display:flex;align-items:center;gap:17px;background:#fffef9;border:1px solid var(--border);border-radius:20px;padding:24px 20px;text-align:left;position:relative;transition:transform .15s,box-shadow .15s}.mode-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#8ca078}.mode-card .mode-icon{width:58px;height:64px;display:grid;place-items:center;font-size:30px;border-radius:18px;background:#eaf0df;flex-shrink:0}.mode-card:nth-child(2) .mode-icon{background:#fbefd6;color:#b48936}.mode-card:nth-child(3) .mode-icon{background:#eeebf4}.mode-card h3{font-size:18px;margin:0 0 7px}.mode-card p{font-size:13px;color:#6f7c6a;margin:0;line-height:1.5}.arrow{margin-left:auto;font-size:23px;color:#7d9171}.bottom-note{display:flex;align-items:center;justify-content:center;gap:11px;font-size:13px;color:#778571;padding:24px 0 0}.bottom-note .icon{width:17px;height:17px}.text-link{background:transparent;color:#365d45;text-decoration:underline;text-underline-offset:4px;font-weight:700;padding:8px;min-height:44px}footer{max-width:1236px;margin:0 auto;padding:19px 0 25px;border-top:1px solid #e0e5d4;display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#77826e;gap:14px}footer b{font-weight:700}.footer-link{background:none;display:flex;align-items:center;gap:7px;font-size:11px;min-height:44px}.status-dot{width:6px;height:6px;border-radius:50%;background:#73946a}dialog{border:1px solid var(--border);background:var(--white);color:var(--ink);border-radius:26px;padding:35px;max-width:470px;width:calc(100% - 30px);box-shadow:0 30px 100px #132f4040}dialog::backdrop{background:#16342988;backdrop-filter:blur(4px)}dialog h2{font-size:29px;letter-spacing:-.8px;margin:0 0 18px}dialog p{line-height:1.65}dialog label{display:block;font-weight:800;margin:24px 0 10px}dialog .eyebrow{color:#728365;margin-bottom:12px}.close{position:absolute;right:15px;top:12px;border-radius:12px;width:44px;height:44px;background:#eff1e5;font-size:28px}select{width:100%;padding:15px 12px;min-height:52px;border:1px solid var(--border);border-radius:12px;background:#fffef9;color:var(--ink);font-size:16px}.setting-line{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding:18px 0;gap:15px;font-size:15px}.setting-line input{width:25px;height:25px;accent-color:var(--green);flex-shrink:0}.small{font-size:13px;color:#677560}.screen-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 0 24px}.back{display:flex;align-items:center;gap:9px;background:#edf1e2;min-height:52px;padding:12px 18px;border-radius:13px;font-size:15px;font-weight:700}.screen-heading h1{font-size:29px;margin:0}.game-shell{max-width:1000px;margin:auto}.game-meta{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:0 0 20px;font-size:16px}.mode-tag{background:#e8eddc;padding:9px 14px;border-radius:30px;font-size:13px;font-weight:800}.stars{color:#98732b;display:flex;gap:7px;align-items:center;font-weight:800}.progress{display:flex;gap:6px}.progress i{display:block;width:24px;height:9px;background:#e0e4d5;border-radius:12px}.progress i.done{background:#729762}.question-panel{padding:30px 35px 25px;background:#fffef9;border:1px solid var(--border);border-radius:27px;text-align:center;box-shadow:var(--shadow)}.question-panel h2{font-size:28px;margin:0 0 18px;line-height:1.2}.question-body{display:flex;align-items:center;justify-content:center;gap:32px;min-height:170px}.picture-box{width:170px;height:170px;background:#f1f3e7;border-radius:28px;padding:21px;flex-shrink:0}.picture{width:100%;height:100%}.word-prompt{text-align:left}.word-prompt .whole-word{font-size:48px;letter-spacing:3px;display:block;line-height:1.2;margin-bottom:17px;font-weight:800}.listen-button{background:#eef1e4;border:1px solid #dce3ce;border-radius:30px;display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 18px;gap:8px;font-weight:700}.question-hint{font-size:15px;color:#637660;margin:15px 0 20px}.choices{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.answer{min-height:98px;border:2px solid #dce3d0;background:#fafaf3;border-radius:20px;font-size:45px;letter-spacing:1px;font-weight:800;transition:transform .15s,background .15s}.answer.word-answer{font-size:27px}.answer:not(:disabled):hover{background:#eaf0da;border-color:#8da777;transform:translateY(-2px)}.answer.correct{background:#e2efd4;border-color:#659151;color:#365b31}.answer.wrong{background:#faf0db;border-color:#dfbc71;color:#8e6b30}.answer:disabled:not(.correct):not(.wrong){opacity:.5}.feedback-row{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;padding-top:20px}.feedback{font-size:17px;color:#557446;line-height:1.5;margin:0}.feedback.waiting{color:#7c8770;font-size:14px}.feedback-row .button{flex-shrink:0;min-width:160px}.activity-switch{display:flex;justify-content:center;gap:6px;background:#e9eddf;border-radius:16px;padding:5px;width:max-content;margin:22px auto 8px;max-width:100%;flex-wrap:wrap}.activity-switch button{padding:12px 18px;min-height:47px;background:transparent;border-radius:12px;font-size:14px;font-weight:700}.activity-switch button.active{background:#fffef8;box-shadow:0 2px 6px #264c3010}.team-board{display:flex;justify-content:center;gap:12px;margin:0 0 18px}.team{display:flex;gap:14px;align-items:center;background:#f3f1e7;border:2px solid #e2e1d3;padding:12px 22px;border-radius:16px;opacity:.6}.team.active{border-color:#759565;background:#edf3e3;opacity:1}.team strong{font-size:23px}.team span{font-weight:700}.result{max-width:730px;text-align:center;padding:40px 30px;margin:20px auto 40px;background:#edf1e2;border:1px solid var(--border);border-radius:30px}.result .medal{font-size:70px;display:block;margin-bottom:16px}.result h1{font-size:39px;margin:12px 0}.result p{line-height:1.7;font-size:18px;max-width:500px;margin:15px auto 25px}.result-actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}.alphabet-intro{color:var(--muted);margin:0 0 24px;line-height:1.6}.alphabet-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}.letter-tile{display:flex;align-items:center;flex-direction:column;background:#fffef8;border:1px solid var(--border);border-radius:20px;padding:13px 6px 14px;transition:transform .15s}.letter-tile:hover{background:#edf2df;transform:translateY(-3px)}.letter-tile strong{font-size:34px}.letter-tile .picture{width:64px;height:64px;margin:5px 0 8px}.letter-tile span{font-size:12px;letter-spacing:.5px;font-weight:700}.alphabet-detail{text-align:center}.alphabet-detail .picture{width:170px;height:170px;margin:20px auto}.alphabet-detail h2{font-size:72px;margin:0}.alphabet-detail strong{font-size:29px;letter-spacing:2px}.alphabet-detail .small{margin-top:20px}.alphabet-detail .button{margin-top:20px}#toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%,25px);background:#244c3e;color:white;padding:15px 22px;border-radius:16px;box-shadow:0 8px 40px #142e2030;z-index:30;opacity:0;pointer-events:none;transition:.2s;text-align:center;max-width:90%;width:max-content;font-size:15px}#toast.show{opacity:1;transform:translate(-50%,0)}#confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:50}.confetto{position:absolute;top:-30px;animation:fall 1.8s ease-out forwards;font-size:24px}@keyframes fall{to{transform:translateY(110vh) rotate(320deg);opacity:0}}@media(min-width:1500px){.topbar{padding-top:35px;padding-bottom:35px}.hero{min-height:440px}.hero-copy{padding-top:50px}.adventures{padding-top:40px}.mode-card{padding-top:30px;padding-bottom:30px}}@media(max-width:1000px){.topbar{padding:20px 25px}main{padding:0 25px 22px}.hero-copy{padding:33px 0 32px 28px}.hero{grid-template-columns:1.05fr 1fr;min-height:360px}.hero h1{font-size:43px}.hero p.description{font-size:16px}.forest-art{min-height:340px}.mode-card{padding:19px 15px;gap:12px}.mode-card .mode-icon{width:43px;height:54px;font-size:26px}.mode-card h3{font-size:16px}.mode-card p{font-size:12px}.mode-card .arrow{display:none}footer{margin:0 25px}.alphabet-grid{grid-template-columns:repeat(7,1fr)}.answer.word-answer{font-size:23px}}@media(max-width:720px){.topbar{padding:17px 18px;gap:8px}.brand{font-size:16px;gap:8px}.brand-icon{width:37px;height:40px;font-size:28px}.brand small{font-size:8px;letter-spacing:1.5px}.topbar nav{gap:2px}.nav-button{padding:8px;min-width:44px;justify-content:center}.nav-button span:not(.abc-icon){display:none}.fullscreen{display:none}main{padding:0 17px 20px}.hero{grid-template-columns:1fr;border-radius:24px}.hero-copy{padding:29px 26px 0}.hero h1{font-size:40px;letter-spacing:-1px;max-width:360px}.hero p.description{max-width:340px;font-size:16px;margin-bottom:20px}.hero-note{font-size:11px}.forest-art{height:270px;min-height:0;margin-top:-8px}.hero .button{width:100%;max-width:330px}.adventures{padding-top:26px}.section-heading{align-items:start;flex-direction:column;gap:7px}.section-heading h2{font-size:22px}.mode-grid{grid-template-columns:1fr;gap:10px}.mode-card{padding:18px}.mode-card h3{font-size:19px}.mode-card p{font-size:14px}.mode-card .mode-icon{width:53px;height:55px}.mode-card .arrow{display:block}.bottom-note{font-size:12px;flex-wrap:wrap;gap:0;padding-top:15px}footer{margin:0 18px;flex-direction:column;padding:15px 0 20px;gap:3px;text-align:center;font-size:10px}.screen-heading{padding:9px 0 20px;gap:10px}.screen-heading h1{font-size:23px}.back{font-size:13px;padding:10px 12px}.question-panel{padding:24px 16px 10px;border-radius:23px}.question-panel h2{font-size:23px}.question-body{gap:17px;min-height:130px}.picture-box{width:125px;height:125px;padding:16px;border-radius:22px}.word-prompt .whole-word{font-size:31px;letter-spacing:1px}.listen-button{padding:10px 13px;font-size:13px}.choices{gap:8px}.answer{min-height:83px;font-size:38px;border-radius:15px}.answer.word-answer{font-size:16px;letter-spacing:0;padding:6px 2px}.question-hint{font-size:13px}.feedback-row{flex-direction:column;align-items:stretch;gap:10px;min-height:80px;padding:15px 0}.feedback{text-align:center;font-size:15px}.feedback-row .button{width:100%;min-height:52px}.game-meta{font-size:13px;gap:8px}.mode-tag{font-size:11px;padding:9px 11px}.progress i{width:18px}.activity-switch{gap:0;padding:4px}.activity-switch button{padding:10px 13px;font-size:12px}.team{padding:10px 16px;font-size:13px;gap:10px}.team strong{font-size:20px}.alphabet-grid{grid-template-columns:repeat(3,1fr);gap:10px}.alphabet-intro{font-size:14px}.letter-tile .picture{width:64px;height:64px}.result{padding:35px 18px}.result h1{font-size:31px}.result p{font-size:16px}.result-actions{gap:13px}.result-actions .button{width:100%}dialog{padding:32px 23px}.small{font-size:12px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.confetto{display:none}}

/* Keep words readable on small screens and controls comfortable on a whiteboard. */
[hidden]{display:none!important}
.word-prompt{min-width:0}
.whole-word{overflow-wrap:anywhere}
.setting-line{cursor:pointer;min-height:64px}
.setting-line input{width:44px;height:44px}
@media(max-width:540px){.question-body{flex-direction:column;gap:12px}.word-prompt{text-align:center;max-width:100%}.word-prompt .whole-word{font-size:clamp(25px,7.4vw,38px);margin-bottom:12px}.choices{grid-template-columns:1fr}.answer{min-height:66px}.answer.word-answer{font-size:25px}.choices:has(.answer:not(.word-answer)){grid-template-columns:repeat(3,1fr)}.screen-heading h1{font-size:21px}}

main h1[tabindex="-1"]:focus,main h2[tabindex="-1"]:focus{outline:none}
dialog label.setting-line{margin:0;font-weight:400}