*{box-sizing:border-box}body{margin:0;background:#f4f2e2;color:#405d4d;font-family:'Trebuchet MS',Arial,sans-serif}button{font:inherit;cursor:pointer;touch-action:manipulation}button:focus-visible{outline:3px solid #c79e55;outline-offset:3px}main{height:100dvh;min-height:440px;max-width:1500px;margin:auto;padding:0 26px;display:flex;flex-direction:column}header{height:76px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;font:bold 27px Georgia,serif;letter-spacing:-1px}.brand>span{font-size:38px;color:#b3a56e}.brand small{display:block;font:8px 'Trebuchet MS',sans-serif;letter-spacing:2px;color:#8c9a7b;margin-top:7px}nav{display:flex;gap:6px}nav button{border:1px solid #ced3bc;border-radius:20px;background:#fffcf1;color:#718367;padding:8px 12px;font-size:10px}button[aria-pressed=false]{opacity:.55}.garden{display:flex;justify-content:center;flex:1;min-height:0;border-radius:18px;overflow:hidden;background:#dae4c9;border:1px solid #d0dac0}.garden>aside{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at bottom left,#b9cbaa,#e7ebd4 75%)}.garden>aside.right{background:radial-gradient(ellipse at top right,#dfd8b5,#d4e0c7 80%)}aside>div{padding:25px;max-width:300px}aside small{font-size:8px;letter-spacing:1.7px;color:#7b906b}h2{font:normal clamp(24px,3vw,39px)/1.08 Georgia,serif;letter-spacing:-1px}aside p{font-size:12px;line-height:1.9;color:#7a8c70}.rule{display:flex;align-items:center;gap:12px;font-size:12px;color:#aa975b;margin:23px 0}.rule span{font-size:11px;color:#6c8161;line-height:1.5}.leaf{font-size:65px;color:#a5b58c}.chain-art{font-size:31px;color:#b38d65;margin:28px 0}.tip{border-top:1px dashed #a9bc97;padding-top:20px}#stage{position:relative;height:100%;aspect-ratio:7/9;max-width:100%;flex-shrink:0;touch-action:none;isolation:isolate}canvas{display:block;width:100%;height:100%;touch-action:none}.hud{position:absolute;top:2%;left:5%;right:5%;display:flex;justify-content:space-between;pointer-events:none}.hud>span{background:#fffcf0dc;border:1px solid #e0e3cd;border-radius:9px;padding:8px 10px}.hud small{display:block;font-size:6px;letter-spacing:1px;color:#869773}.hud b{display:block;font-size:13px;margin-top:4px;color:#597251}.hud i{font-style:normal}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#dce6c993;backdrop-filter:blur(4px);z-index:4;padding:22px;overflow:auto}.card{background:#fffdf1f5;border:1px solid #fff;border-radius:20px;box-shadow:0 20px 60px #66805720;padding:25px 28px;text-align:center;max-width:390px;width:100%}.eyebrow{font-size:7px;letter-spacing:1.7px;color:#8b9c74}.flower-mark{font-size:62px;color:#d6a188;line-height:1;margin-top:17px}h1{font:normal 42px/1.05 Georgia,serif;letter-spacing:-1.7px;margin:12px 0 20px}.card p{font-size:12px;line-height:1.8;color:#859278}.card .fine{font-size:9px;line-height:1.8}.lesson{display:flex;flex-direction:column;gap:8px;font-size:11px;color:#809568;margin:20px 0}.primary{border:0;border-radius:9px;background:#6e8d66;color:#fffdf2;display:block;width:100%;padding:14px 18px;font-size:12px;font-weight:bold;margin-top:19px}.primary:disabled{opacity:.5}.secondary{border:0;background:none;text-decoration:underline;text-underline-offset:4px;font-size:10px;color:#8c9b78;margin-top:20px}.hidden{display:none!important}.actions{height:61px;flex-shrink:0;display:flex;align-items:center;justify-content:center;gap:13px}.actions button{border:1px solid #b7c4a1;border-radius:12px;background:#e0e8d0;color:#56774c;font-size:12px;font-weight:bold;min-height:44px;padding:10px 30px}.actions button:disabled{opacity:.5}.actions span{font-size:9px;color:#9ba68c}footer{height:36px;display:flex;align-items:center;justify-content:center;gap:30px;flex-shrink:0;font-size:8px;color:#96a084}footer small{font-size:8px}#toast{position:absolute;bottom:27%;left:50%;transform:translateX(-50%);padding:10px 17px;background:#fffdf0f0;border:1px solid #d9d8ae;border-radius:12px;color:#7b875c;font-size:11px;max-width:90%;width:max-content;opacity:0;text-align:center;pointer-events:none;transition:opacity .2s}#toast.show{opacity:1}@media(max-width:700px){main{padding:0 8px;min-height:400px}header{height:59px}.brand{font-size:20px;gap:7px}.brand>span{font-size:29px}.brand small{font-size:6px;letter-spacing:1.1px}nav{gap:4px}nav button{font-size:8px;padding:7px}.garden>aside{display:none}.garden{align-items:center}#stage{width:100%;height:auto;max-height:100%;max-width:calc((100dvh - 154px)*7/9)}.actions{height:59px}.actions button{padding:10px 20px;font-size:11px}.actions span{font-size:8px}footer{height:36px;gap:4px;flex-direction:column;font-size:7px}footer small{font-size:7px}.hud small{font-size:5px}.hud b{font-size:10px}.hud>span{padding:6px}.card{padding:18px}.flower-mark{font-size:39px;margin-top:9px}h1{font-size:32px;margin:9px 0 12px}.card p{font-size:10px}.card .fine{font-size:8px}.lesson{font-size:9px;margin:12px 0}.primary{font-size:10px;padding:11px;margin-top:12px}.eyebrow{font-size:6px}#toast{font-size:9px}}@media(max-height:550px) and (orientation:landscape){header{height:42px}footer{height:23px}.actions{height:48px}.overlay{align-items:flex-start;padding:9px}.card{padding:12px}.flower-mark{display:none}h1{font-size:26px;margin:9px}.card p{font-size:9px;line-height:1.4}.card .fine{font-size:7px}.lesson{font-size:8px;margin:9px}.primary{padding:9px;font-size:9px}.hud b{font-size:8px}.hud small{font-size:4px}}

/* Homepage links keep the game’s existing typography and colors. */
.home-link{color:inherit;text-decoration:none;pointer-events:auto;touch-action:manipulation}
.home-link:hover{text-decoration:underline}
.home-link:focus-visible{outline:2px solid currentColor;outline-offset:3px}

/* Responsive play area — 2026-09-08 */
/* Fit the fixed-ratio boards to their actual remaining space. */
.arena,.garden,.shop{container-type:size}
#app,body>main{min-height:320px;padding-bottom:env(safe-area-inset-bottom);padding-left:max(8px,env(safe-area-inset-left));padding-right:max(8px,env(safe-area-inset-right))}
@supports(width:1cqh){
  .arena #stage,.garden #stage,.shop #stage{width:min(100cqw,calc(100cqh * var(--board-ratio)));height:auto;max-width:100%;max-height:100%;aspect-ratio:var(--board-ratio);align-self:center}
}
footer.cg-game-footer{display:flex;flex-direction:row;flex-wrap:nowrap;height:auto;min-height:48px;gap:8px;padding:2px 0;flex:0 0 auto;justify-content:space-between}
.cg-footer-copy{display:flex;align-items:center;justify-content:center;gap:4px 16px;flex:1;min-width:0;flex-wrap:wrap;text-align:center}
.cg-share-button.cg-share-compact{margin:0!important;padding:6px 12px!important;min-width:64px;min-height:44px;flex:0 0 auto}
@media(max-width:750px){.cg-footer-copy{gap:3px 10px}.cg-footer-copy small{width:100%}}
@media(max-height:550px) and (orientation:landscape){
  #app,body>main{min-height:280px}
  body>main>header{height:44px}
  body>main>header .brand small{display:none}
  .cg-footer-copy{font-size:9px}
}

#stage{--board-ratio:7/9}

.actions{height:48px}