:root{
  --ink:#203f39;--ink-soft:#57746d;--cream:#fcf7eb;--green:#166d56;--mint:#dff2da;
  --card:#fffdf8;--line:#e6dfce;--orange:#fe9744;--shadow:0 14px 36px rgba(33,68,54,.12);
}
*{box-sizing:border-box}
body{margin:0;color:var(--ink);background:radial-gradient(circle at 20% 0%,#e9f7d8 0,transparent 42%),linear-gradient(155deg,#fdf8e9 0%,#e4f2e4 75%,#d0e7df 100%);font-family:system-ui,-apple-system,"Noto Sans TC","Microsoft JhengHei",sans-serif;min-height:100dvh}
button,select,input{font:inherit}
button{cursor:pointer}
button:disabled{cursor:default}
a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #126fd2;outline-offset:3px}
.app-shell{max-width:1120px;padding:0 16px 22px;margin:auto}
.topbar{min-height:67px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.back-link{color:var(--green);font-size:.9rem;font-weight:800;text-decoration:none;padding:10px 7px}
.brand-label{display:flex;align-items:center;gap:8px;font-weight:900;font-size:1.05rem;white-space:nowrap}
.brand-label small{font-size:.65rem;background:var(--green);padding:2px 6px;border-radius:7px;color:#fff}
.brand-mark{font-size:1.55rem}
.edition{color:#84a298;font-size:.7rem;font-weight:900;letter-spacing:.13em}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:21px;align-items:start}
.arcade-panel,.guide-panel{background:var(--card);border:2px solid #fff;border-radius:28px;box-shadow:var(--shadow);padding:20px}
.arcade-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}
.eyebrow{margin:0 0 2px;color:var(--green);font-size:.7rem;font-weight:900;letter-spacing:.12em}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(1.35rem,4.7vw,1.9rem);margin-bottom:0;letter-spacing:-.03em}
.difficulty-pill{border-radius:20px;padding:7px 10px;background:#dff5e2;color:#167456;font-size:.74rem;font-weight:900;white-space:nowrap}
.hud{display:grid;grid-template-columns:1fr 1.04fr 1fr;gap:9px}
.hud-box{min-width:0;background:#f1f7ec;border:1px solid #e0eadb;border-radius:15px;padding:8px 10px;text-align:center}
.hud-box>span{display:block;font-weight:800;color:#638579;font-size:.7rem}
.hud-box strong{font-variant-numeric:tabular-nums;font-size:clamp(1.45rem,6vw,2.1rem);font-weight:950;line-height:1.3;display:block}
.hud-box strong small{font-size:.53rem;vertical-align:middle}
.hud-timer{background:#174f42;color:#fff;border-color:#174f42}
.hud-timer>span{color:#c0e5d7}
.time-track{background:#dce8da;border-radius:20px;margin:10px 1px 8px;overflow:hidden;height:10px}
.time-fill{height:100%;width:100%;border-radius:20px;background:linear-gradient(90deg,#36caa0,#89d874);transition:width .075s linear}
.time-fill.danger{background:linear-gradient(90deg,#f86c64,#ffb45d)}
.bonus-strip{display:flex;justify-content:space-between;gap:8px;font-size:.78rem;color:#557268;font-weight:600;margin:0 1px 12px}
.bonus-strip b{color:#135f4a}
.board-frame{max-width:560px;margin:auto;background:linear-gradient(180deg,#b6e5a7,#79be84);padding:12px;border:5px solid #e3f0bb;border-radius:24px;box-shadow:inset 0 0 0 2px #5d995f;position:relative;overflow:hidden}
.board-caption{min-height:27px;display:flex;align-items:center;justify-content:space-between;gap:4px;color:#225f3e;font-size:.73rem;font-weight:900;padding:0 2px 9px}
#boardPrompt{font-size:.7rem;text-align:right}
.frenzy-banner{position:absolute;top:35px;left:10%;right:10%;z-index:5;text-align:center;padding:7px 4px;border-radius:13px;background:#ffe9a7;color:#8c4a0d;border:2px solid #ffc459;font-size:.77rem;font-weight:950;pointer-events:none;box-shadow:0 5px 8px #583d1d33}
.frenzy-banner[hidden]{display:none}
.board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(6px,2.2vw,14px)}
.hole-btn{aspect-ratio:1/1;min-width:0;position:relative;border-radius:21%;background:radial-gradient(ellipse at center 69%,#523c2e 0%,#65452d 34%,#9b7851 51%,#7dbb70 53%,#9ccc79 76%);border:2px solid rgba(49,101,48,.4);box-shadow:inset 0 -5px 11px #59453150,0 4px 0 #56935c;overflow:hidden;touch-action:manipulation;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}
.hole-btn:active{transform:scale(.96)}
.hole-btn:disabled{opacity:1}
.hole-btn:focus-visible{z-index:3;outline-offset:-3px}
.hole-btn .ground{position:absolute;bottom:1%;left:9%;width:82%;height:24%;z-index:2;background:radial-gradient(ellipse,#c9a477 0%,#a87b4b 62%,transparent 67%);pointer-events:none}
.character{display:grid;place-items:center;position:absolute;inset:12% 12% 8%;border-radius:45% 45% 32% 32%;background:linear-gradient(165deg,#f7d59f 0%,#bd885f 100%);box-shadow:inset -7px -6px 3px #885c4930,0 5px 2px #603e2b40;border:3px solid #a16d4a;z-index:1;transform:translateY(98%) scale(.65);opacity:0;transition:transform .12s ease-out,opacity .10s ease-out;pointer-events:none}
.hole-btn.is-up .character{transform:translateY(0) scale(1);opacity:1}
.hole-btn.kind-golden .character{background:linear-gradient(155deg,#ffeeb4,#ffd46a);border-color:#e5a23f}
.hole-btn.kind-bomb .character{background:linear-gradient(155deg,#f0adb0,#c6636c);border-color:#a63f53}
.hole-btn.kind-lightning .character{background:linear-gradient(155deg,#d3e8ff,#a2c8ed);border-color:#6f9ddc}
.face-icon{font-size:clamp(2rem,8.5vw,4.2rem);line-height:1;filter:drop-shadow(0 3px 1px #50453432)}
.hole-btn.hit-good{animation:successPulse .3s ease-out}
.hole-btn.hit-bad{animation:errorPulse .3s ease-out}
@keyframes successPulse{0%,100%{filter:none}45%{filter:brightness(1.5) saturate(1.5)}}
@keyframes errorPulse{0%,100%{filter:none}45%{filter:sepia(1) saturate(6) hue-rotate(310deg)}}
.float-label{position:absolute;left:50%;top:25%;transform:translateX(-50%);z-index:5;pointer-events:none;white-space:nowrap;font-size:1.04rem;font-weight:1000;color:#125f4c;text-shadow:0 2px #fff,0 -2px #fff;animation:floatUp .67s ease-out forwards}
.float-label.bad{color:#cc294b}
@keyframes floatUp{from{opacity:1;top:40%}to{opacity:0;top:0}}
.board-overlay{position:absolute;inset:0;z-index:6;display:grid;place-items:center;padding:10px;background:rgba(16,62,47,.65);backdrop-filter:blur(3px)}
.board-overlay[hidden]{display:none}
.overlay-card{background:linear-gradient(175deg,#fffef7,#f6efdb);border:3px solid #fff;border-radius:22px;padding:clamp(12px,3vw,21px);width:min(100%,370px);max-height:100%;overflow:auto;text-align:center;box-shadow:0 16px 32px #112e2d56}
.overlay-icon{font-size:clamp(1.6rem,7vw,2.7rem);line-height:1.1}
.overlay-kicker{font-size:.68rem;color:#238465;font-weight:900;letter-spacing:.15em;margin:7px 0 2px}
.overlay-card h2{margin:0 0 5px;font-size:clamp(1.23rem,5vw,1.8rem)}
.overlay-desc{font-size:.83rem;color:#607267;line-height:1.6;margin:0 0 10px}
.settings{padding:9px 11px;border:1px dashed #c7dac0;border-radius:13px;background:#f9fff6;text-align:left;margin-bottom:10px}
.settings[hidden],.result-details[hidden]{display:none}
.setting-difficulty{display:flex;justify-content:space-between;align-items:center;font-size:.83rem;font-weight:900;gap:15px}
.setting-difficulty select{padding:6px 23px 6px 8px;border:1px solid #bfd2bf;border-radius:10px;min-height:36px;background:#fff;color:var(--ink)}
.setting-toggles{display:flex;justify-content:space-between;gap:5px;margin-top:8px;font-size:.74rem;font-weight:750}
.setting-toggles label{display:flex;gap:4px;align-items:center}
.setting-toggles input{accent-color:var(--green);width:16px;height:16px}
.cta{display:block;width:100%;min-height:46px;background:linear-gradient(110deg,#ffbc48,#ff9147);color:#512f10;border:0;border-bottom:4px solid #c56b30;border-radius:15px;font-weight:950;font-size:1rem;box-shadow:0 4px 12px #d4862836}
.cta:active{transform:translateY(2px);border-bottom-width:2px}
.secondary-action{margin:7px auto 0;padding:6px 10px;border:0;background:transparent;color:#875749;font-size:.81rem;font-weight:900;min-height:35px}
.secondary-action[hidden]{display:none}
.result-details{background:#e6f4e5;border-radius:11px;padding:9px 5px;margin:10px 0;font-size:.8rem;font-weight:800;line-height:1.7}
.result-details strong{color:var(--green)}
.control-row{display:flex;align-items:center;gap:12px;justify-content:space-between;padding-top:13px}
.status{font-size:.81rem;color:#587368;line-height:1.6;font-weight:750}
.pause-button{min-width:87px;min-height:45px;flex-shrink:0;border-radius:14px;border:1px solid #d5e2d1;background:#e7f5df;color:#206e50;font-weight:900}
.pause-button:disabled{opacity:.46}
.old-record{font-size:.72rem;color:#8c927d;margin:5px 0 0}
.guide-panel{padding:17px}
.guide-heading{display:flex;align-items:center;gap:9px;margin-bottom:15px}
.guide-heading>span{display:grid;place-items:center;width:43px;height:43px;border-radius:14px;background:#fff0d9;font-size:1.6rem}
.guide-heading h2{font-size:1.18rem;margin:0}
.guide-heading p{font-size:.72rem;color:#799086;margin:2px 0 0}
.enemy-list{display:grid;gap:9px}
.enemy-card{background:#f5f9f0;border:1px solid #e3ecdb;border-radius:13px;display:flex;align-items:center;gap:10px;padding:9px}
.enemy-emoji{display:grid;place-items:center;width:40px;height:40px;background:#fff;border-radius:12px;font-size:1.7rem}
.enemy-card strong,.enemy-card small{display:block}
.enemy-card strong{font-size:.84rem}
.enemy-card small{margin-top:3px;font-size:.7rem;color:#779084}
.rule-note{margin:13px 0;font-size:.78rem;background:#fff6df;color:#84642c;border-radius:13px;padding:12px;line-height:1.75}
.local-stats{border-top:1px solid var(--line);padding-top:13px}
.local-stats h3{font-size:.91rem;margin-bottom:13px}
.local-stats h3 span{font-size:.66rem;color:#879b8e;float:right;font-weight:500}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;text-align:center}
.mini-stats>div{font-size:.65rem;color:#7a9184;border-radius:10px;background:#edf5ec;padding:8px 0}
.mini-stats strong{display:block;font-size:1.16rem;color:#24684e}
.history-title{font-size:.75rem;color:#709081;font-weight:800;margin:15px 0 6px}
.history-list{padding:0;margin:0;list-style:none;display:grid;gap:5px}
.history-list li{display:flex;justify-content:space-between;font-size:.71rem;gap:6px;color:#6b8276;background:#fafaf1;padding:7px;border-radius:8px}
.history-list strong{color:#277258}
.history-more{display:block;width:100%;min-height:40px;border-radius:10px;border:1px solid #d6e6d6;background:#f1f7ed;color:#176a50;margin:8px 0;font-weight:800;font-size:.76rem}
.history-more[hidden]{display:none}
.achievement-title{margin:19px 0 8px!important;font-size:.84rem!important}
.achievement-list{padding:0;margin:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(116px,1fr));gap:6px}
.achievement{border:1px solid #dee8da;border-radius:10px;padding:8px;font-size:.72rem;font-weight:800;line-height:1.45}
.achievement.unlocked{color:#17674d;background:#e8f7df;border-color:#b6deb5}
.achievement.locked{color:#8d998e;background:#f5f5ee}
.privacy-note,.footer{font-size:.68rem;line-height:1.6;color:#86a093}
.privacy-note{margin:13px 0 0}
.footer{text-align:center;padding:14px 0}
@media(max-width:850px){.layout{grid-template-columns:1fr;max-width:570px;margin:auto}.guide-panel{margin-top:2px}}
@media(max-width:440px){.app-shell{padding:0 10px 20px}.topbar{min-height:56px}.edition{display:none}.brand-label{font-size:.93rem}.arcade-panel{border-radius:19px;padding:11px}.arcade-heading{margin:4px 0 10px}.board-frame{border-width:4px;padding:7px;border-radius:18px}.board{gap:7px}.hole-btn{border-width:1px}.board-caption{font-size:.66rem;padding-bottom:6px}.hud{gap:5px}.hud-box{padding:6px 2px;border-radius:10px}.hud-box>span{font-size:.62rem}.bonus-strip{font-size:.68rem}.overlay-card{padding:10px}.overlay-desc{font-size:.75rem}.settings{padding:7px}.overlay-icon{font-size:1.9rem}.overlay-card h2{font-size:1.35rem}.control-row{padding-top:7px}.guide-panel{padding:14px}.brand-mark{font-size:1.3rem}}
@media(max-width:355px){.board-caption #boardPrompt{display:none}.hud-box strong{font-size:1.4rem}.overlay-card{padding:7px}.overlay-desc{margin-bottom:6px}.settings{margin-bottom:6px;padding:5px}.setting-toggles{font-size:.68rem}.overlay-kicker{margin-top:4px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}