:root{font-family:Inter,"Noto Sans TC","PingFang TC",system-ui,sans-serif;color:#17351f;background:#f4f1e7;--green:#17351f;--lime:#dcea7c;--gold:#f4b942;--paper:#fffdf5;--gap:clamp(3px,1vw,7px)}
*{box-sizing:border-box}body{margin:0;min-height:100svh;background:radial-gradient(circle at 90% 0,#e7efb9 0,transparent 28%),#f4f1e7}button{font:inherit;color:inherit}.hidden{display:none!important}.app{width:min(100%,760px);min-height:100svh;margin:auto;padding:max(14px,env(safe-area-inset-top)) 14px max(28px,env(safe-area-inset-bottom))}.topbar{position:relative;z-index:20;display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.brand{display:flex;align-items:center;gap:9px;border:0;background:none;padding:0;font-size:.92rem}.brand span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--green);color:var(--lime);font-family:Georgia,serif;font-size:1.2rem}.topbar nav{display:flex;padding:3px;border-radius:999px;background:rgba(23,53,31,.08)}.nav-button{border:0;background:none;border-radius:999px;padding:8px 12px;font-size:.75rem}.nav-button.active{background:var(--green);color:white}.eyebrow{margin:0 0 8px;color:#778d35;font-size:.64rem;font-weight:900;letter-spacing:.17em}.hero{padding:24px 7px 22px}.hero h1,.learn-heading h1{margin:0;font:500 clamp(2.35rem,10vw,4.8rem)/1.02 Georgia,"Noto Serif TC",serif;letter-spacing:-.045em}.hero>p:last-child,.learn-heading>p:last-child{max-width:540px;color:#617064;line-height:1.75;font-size:.88rem}.level-grid{display:grid;gap:10px}.level-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;width:100%;border:1px solid rgba(23,53,31,.13);border-radius:20px;padding:17px;text-align:left;background:rgba(255,253,245,.82);box-shadow:0 8px 30px rgba(35,56,27,.06);cursor:pointer}.level-card:hover{transform:translateY(-2px);box-shadow:0 12px 35px rgba(35,56,27,.1)}.level-number{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--green);color:var(--lime);font:600 1.2rem Georgia}.level-card small,.level-card em{display:block;color:#788278;font-size:.67rem;font-style:normal}.level-card b{display:block;margin:3px 0;font:600 1.1rem Georgia,"Noto Serif TC",serif}.level-card i{font-size:.7rem;font-style:normal}.learn-cta{display:flex;justify-content:space-between;width:100%;margin-top:12px;border:0;border-radius:20px;padding:20px;background:var(--lime);font-size:.78rem}.learn-cta b{font-weight:800}.game-view{max-width:670px;margin:auto}.game-heading{display:grid;grid-template-columns:42px 1fr 42px;gap:12px;align-items:center}.game-heading h2{margin:0;font:500 1.6rem Georgia,"Noto Serif TC",serif}.game-heading .eyebrow{margin:0}.round-button{width:42px;height:42px;border:1px solid rgba(23,53,31,.15);border-radius:50%;background:var(--paper);font-weight:800}.variety-strip{display:flex;gap:7px;overflow-x:auto;padding:13px 1px 9px;scrollbar-width:none}.variety-strip span{flex:0 0 62px;display:grid;justify-items:center;gap:3px;font-size:.61rem}.strip-image{display:block;width:43px;height:43px;border-radius:50%;background-image:url("assets/taiwan-mango-18-sprite.jpg");background-size:600% 300%;background-position:var(--px) var(--py)}.stats{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid rgba(23,53,31,.12);padding:8px 0;margin-bottom:10px}.stats div{display:grid;justify-items:center}.stats div+div{border-left:1px solid rgba(23,53,31,.11)}.stats span{color:#788278;font-size:.58rem;letter-spacing:.12em}.stats strong{font-size:1.03rem}.board-wrap{position:relative;aspect-ratio:1}.board{display:grid;width:100%;height:100%;grid-template:repeat(8,1fr)/repeat(8,1fr);gap:var(--gap);padding:var(--gap);border-radius:clamp(18px,5vw,30px);background:#17351f;box-shadow:0 22px 60px rgba(23,53,31,.22);touch-action:none}.tile,.mango-image{background-image:url("assets/taiwan-mango-18-sprite.jpg");background-size:600% 300%;background-position:var(--px) var(--py);background-repeat:no-repeat}.tile{border:0;border-radius:21%;padding:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.1);transition:transform .17s,filter .17s;cursor:pointer}.tile.selected{transform:scale(.82);filter:brightness(1.28);box-shadow:0 0 0 3px var(--lime)}.tile.matched{animation:match .3s forwards}.tile.invalid{animation:nope .27s}.tile.new{animation:drop .32s}.combo{position:absolute;z-index:8;left:50%;top:48%;transform:translate(-50%,-50%);display:grid;justify-items:center;color:#fff;text-shadow:0 3px 18px #000;opacity:0;pointer-events:none}.combo b{font:700 clamp(2rem,11vw,4rem) Georgia,"Noto Serif TC",serif}.combo span{padding:5px 10px;border-radius:999px;background:var(--gold);color:var(--green);font-size:.7rem;text-shadow:none}.combo.show{animation:combo .8s}.progress{height:5px;margin-top:12px;overflow:hidden;border-radius:99px;background:#d9ddcf}.progress i{display:block;height:100%;background:linear-gradient(90deg,#7fa343,var(--gold));transition:width .3s}.hint{color:#7b837a;text-align:center;font-size:.67rem}.game-over{position:absolute;z-index:10;inset:0;display:grid;place-content:center;justify-items:center;padding:25px;border-radius:inherit;background:rgba(15,39,21,.9);color:white;text-align:center;backdrop-filter:blur(8px)}.game-over>p:first-child{margin:0;color:var(--lime);font-size:.7rem;font-weight:900;letter-spacing:.14em}.game-over h2{margin:8px 0;font:500 clamp(2.2rem,10vw,4rem) Georgia}.result-fact{max-width:330px;color:#d8dfd1;font-size:.78rem;line-height:1.6}.result-actions{display:flex;gap:8px}.result-actions button{border:0;border-radius:999px;padding:12px 17px;background:var(--lime);font-weight:800}.result-actions button+button{background:var(--gold)}.learn-heading{padding:30px 7px}.mango-guide{display:grid;gap:18px}.guide-card{overflow:hidden;border:1px solid rgba(23,53,31,.12);border-radius:24px;background:var(--paper);box-shadow:0 12px 40px rgba(25,55,31,.07)}.photo-row{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--green)}.photo-row figure{position:relative;aspect-ratio:1;margin:0;overflow:hidden}.mango-image{display:block;width:100%;height:100%}.photo-row figcaption{position:absolute;left:8px;bottom:8px;padding:4px 7px;border-radius:99px;background:rgba(8,31,15,.75);color:white;font-size:.57rem}.guide-copy{padding:21px}.guide-title{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px}.guide-index{color:#aab493;font:500 1.3rem Georgia}.guide-title h2{margin:0;font:600 1.55rem Georgia,"Noto Serif TC",serif}.guide-title p{margin:2px 0 0;color:#85907f;font-size:.57rem;letter-spacing:.12em}.guide-title>b{padding:5px 8px;border-radius:99px;background:#eef1da;color:#687c29;font-size:.61rem}.guide-copy>p{color:#59645b;font-size:.78rem;line-height:1.65}.guide-copy dl{display:grid;gap:8px}.guide-copy dl div{display:grid;grid-template-columns:55px 1fr;gap:9px;font-size:.73rem;line-height:1.55}.guide-copy dt{font-weight:900}.guide-copy dd{margin:0;color:#637067}.memory{display:flex;align-items:center;gap:8px;margin-top:14px;padding:11px;border-radius:12px;background:#f1edce;font-size:.76rem;font-weight:800}.memory span{padding:4px 6px;border-radius:6px;background:var(--green);color:var(--lime);font-size:.57rem}.view{animation:appear .35s ease}@keyframes appear{from{opacity:0;transform:translateY(8px)}}@keyframes match{50%{transform:scale(1.13);filter:brightness(1.5)}to{transform:scale(.1);opacity:0}}@keyframes drop{from{transform:translateY(-80%);opacity:.2}}@keyframes nope{25%{transform:translateX(-10%)}75%{transform:translateX(10%)}}@keyframes combo{0%{opacity:0;transform:translate(-50%,-50%) scale(.6)}20%,70%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-65%) scale(1.1)}}
@media(min-width:700px){.level-grid{grid-template-columns:1fr 1fr}.mango-guide{grid-template-columns:1fr 1fr}.guide-card:last-child:nth-child(odd){grid-column:1/-1;width:calc(50% - 9px);justify-self:center}}
@media(max-height:720px){.game-view .topbar{margin-bottom:12px}.variety-strip{padding-block:6px}.hint{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}
.goal-panel{margin:4px 0 10px;padding:11px;border:1px solid rgba(23,53,31,.12);border-radius:16px;background:rgba(255,253,245,.8)}
.goal-heading{display:flex;justify-content:space-between;margin-bottom:8px;color:#6d776c;font-size:.62rem;font-weight:800;letter-spacing:.08em}.goal-heading b{color:var(--green)}
.goal-list{display:flex;gap:7px;overflow-x:auto;scrollbar-width:none}.goal-chip{position:relative;display:flex;flex:1 0 105px;align-items:center;gap:7px;padding:6px;border-radius:12px;background:#ecebdc}.goal-chip.complete{background:#e1edb8}.goal-image{display:block;flex:0 0 35px;width:35px;height:35px;border-radius:9px;background-image:url("assets/taiwan-mango-18-sprite.jpg");background-size:600% 300%;background-position:var(--px) var(--py)}.goal-chip span{display:grid}.goal-chip b{font-size:.67rem}.goal-chip em{color:#697268;font-size:.61rem;font-style:normal;font-variant-numeric:tabular-nums}.goal-chip i{position:absolute;right:6px;top:5px;color:#4c7223;font-size:.7rem;font-style:normal}.stats{grid-template-columns:repeat(2,1fr)}
.game-heading{grid-template-columns:42px 1fr auto}.game-tools{display:flex;align-items:center;gap:6px}.tool-button{height:38px;border:1px solid rgba(23,53,31,.15);border-radius:99px;padding:0 12px;background:var(--lime);font-size:.68rem;font-weight:900}.tile.matched{animation:match-soft .56s ease forwards}.tile.new{animation:drop-soft .52s cubic-bezier(.2,.75,.2,1)}.tile.hint-pulse{z-index:2;animation:hint-pulse 1.05s ease-in-out 2;box-shadow:0 0 0 3px var(--gold),0 0 18px rgba(244,185,66,.48)}.board.reshuffling{animation:reshuffle .52s ease}.effects{position:absolute;z-index:7;inset:0;pointer-events:none;overflow:hidden;border-radius:clamp(18px,5vw,30px)}.effects span{position:absolute;font-size:clamp(15px,4.5vw,30px);filter:drop-shadow(0 2px 3px rgba(0,0,0,.2));animation:star-rise 1.05s ease-out both}.combo.show{animation-duration:1.05s}
.tile.falling{animation:fall-continuous var(--fall-time) cubic-bezier(.18,.72,.22,1) var(--fall-delay) both;will-change:transform,opacity}
.farmer-layer{position:absolute;z-index:9;inset:0;overflow:hidden;border-radius:clamp(18px,5vw,30px);pointer-events:none}.farmer{position:absolute;left:0;top:0;display:grid;place-items:center;width:clamp(40px,12vw,70px);height:clamp(40px,12vw,70px);font-size:clamp(30px,9vw,54px);filter:drop-shadow(0 5px 5px rgba(0,0,0,.35));will-change:transform}.farmer::after{content:"";position:absolute;left:17%;right:17%;bottom:2%;height:12%;border-radius:50%;background:rgba(5,24,10,.28);filter:blur(3px)}.farmer.pushing{animation:farmer-bob .28s ease-in-out infinite alternate}
@keyframes match-soft{0%{transform:scale(1);filter:saturate(1)}45%{transform:scale(1.06);filter:saturate(1.15) brightness(1.12)}to{transform:scale(.72);opacity:0;filter:saturate(.9)}}@keyframes drop-soft{from{transform:translateY(-55%);opacity:.2}to{transform:none;opacity:1}}@keyframes star-rise{0%{transform:translate(-50%,-25%) scale(.45);opacity:0}22%{opacity:.95}to{transform:translate(calc(-50% + var(--drift)),-125%) scale(1.12);opacity:0}}@keyframes hint-pulse{50%{transform:scale(.9);filter:brightness(1.14)}}@keyframes reshuffle{50%{transform:scale(.96);opacity:.65}}
@keyframes fall-continuous{0%{transform:translateY(var(--drop-offset));opacity:.5}72%{transform:translateY(1.8%);opacity:1}88%{transform:translateY(-.7%)}100%{transform:translateY(0);opacity:1}}
@keyframes farmer-bob{to{margin-top:-5px}}
@media(prefers-reduced-motion:reduce){.effects{display:none}.tile.hint-pulse{animation:none;outline:3px solid var(--gold)}.farmer.pushing{animation:none}}