@charset "UTF-8";
:root{--bg:#eef3e6;--surface:#fffdf5;--ink:#263f32;--muted:#5a6c5d;--line:#c8d3c0;--primary:#356c32;--accent:#e3a33b;--glass:rgba(255,253,245,.91);--shadow:0 16px 60px #233d2220;--serif:Georgia,'Times New Roman',serif;color-scheme:light}
html[data-theme=tundra]{--bg:#dfe8d3;--surface:#f8f9ee;--ink:#293f2b;--muted:#52634b;--line:#bac8af;--glass:rgba(248,249,238,.94)}
html[data-theme=deep]{--bg:#1b2a20;--surface:#263b2d;--ink:#f3f2df;--muted:#c2cfb9;--line:#4e6651;--primary:#b9d89e;--glass:rgba(35,53,40,.95);--shadow:0 16px 60px #0004;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Microsoft JhengHei','PingFang TC',sans-serif;font-size:14px;line-height:1.65;overflow:hidden}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit;border:1px solid var(--line);background:var(--surface);min-height:44px;padding:9px 16px;border-radius:12px;transition:background .18s,transform .18s}button:hover{background:var(--bg)}button:active{transform:translateY(1px)}button:disabled{cursor:default;opacity:.6}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}a{color:var(--primary)}button[aria-pressed=true],button.selected{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary)}h1,h2,h3,p{margin-top:0}h2{font-size:24px;letter-spacing:.02em;line-height:1.5}h3{font-size:17px}small,.muted{color:var(--muted)}input,select,textarea{min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);padding:10px 12px;max-width:100%}textarea{width:100%;resize:vertical;min-height:110px}label{display:block;margin-bottom:10px}.skip-link{position:fixed;left:12px;top:-100px;z-index:200;background:var(--surface);padding:12px}.skip-link:focus{top:12px}
#world{position:fixed;inset:0;touch-action:none}#world canvas{display:block;width:100%;height:100%}#map-labels{position:absolute;inset:0;pointer-events:none;z-index:2;overflow:hidden}.island-label{position:absolute;pointer-events:auto;white-space:nowrap;border:1px solid #ffffffa8;background:var(--glass);box-shadow:0 3px 12px #334c2414;padding:5px 10px;border-radius:9px;font-size:11px;min-height:44px;backdrop-filter:blur(8px);display:flex;align-items:center;gap:6px;transform:translate(-50%,-50%)}.island-label:hover,.island-label.active{background:var(--surface);border-color:var(--primary);transform:translate(-50%,-50%)}.island-label .label-number{font-size:10px;color:var(--primary);font-weight:800}.island-label.center-label{font-size:13px;border-color:#b29b63;background:var(--surface)}.island-label .stamp-dot{color:var(--primary)}.grain{position:fixed;inset:0;pointer-events:none;opacity:.17;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' opacity='.25' filter='url(%23n)'/%3E%3C/svg%3E")}
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.drawer{position:fixed;right:18px;top:90px;bottom:112px;width:440px;max-width:calc(100vw - 36px);border:1px solid var(--line);background:var(--surface);border-radius:24px;box-shadow:var(--shadow);z-index:20;overflow:hidden;display:flex;flex-direction:column}.drawer[hidden]{display:none}.drawer-head{padding:22px 24px 17px;display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);flex-shrink:0}.drawer-head h2{margin:5px 0 0;font-size:23px}.drawer-head .icon-btn{flex-shrink:0}.drawer-body{padding:22px 24px 28px;overflow:auto;overscroll-behavior:contain;flex:1}.drawer-body p{font-size:13px}.badge{display:inline-flex;align-items:center;border:1px solid var(--line);padding:3px 9px;border-radius:30px;font-size:10px;margin:0 5px 8px 0;color:var(--muted)}.island-hero{height:114px;border-radius:16px;background:linear-gradient(125deg,var(--bg),#d1dfbe);display:flex;align-items:center;justify-content:space-between;padding:22px;margin:0 0 20px;color:#29452d}.island-hero .hero-icon{font-size:62px;font-family:var(--serif)}.island-hero span:last-child{max-width:190px;text-align:right}.island-hero strong{display:block;font-size:15px}.island-hero small{color:#405642;font-size:11px}.section-label{font-size:10px;letter-spacing:.1em;color:var(--muted);margin:24px 0 9px}.lesson{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;font-size:13px}.lesson b{color:var(--primary);font-family:var(--serif);font-size:18px}.lesson p{margin:0}.npc-card{background:var(--bg);padding:17px;border-radius:16px;margin-top:22px}.npc-top{display:flex;gap:12px;align-items:center;margin-bottom:12px}.npc-face{font-size:30px;width:48px;height:48px;background:var(--surface);border-radius:50%;display:grid;place-items:center;border:1px solid var(--line)}.npc-top strong{font-size:13px}.npc-top small{display:block;font-size:11px}.npc-actions{display:flex;gap:5px;flex-wrap:wrap}.npc-actions button{font-size:12px;padding:8px 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button{font-size:12px;min-width:70px}.form-error{color:#aa392b;font-size:12px;min-height:20px}.certificate-preview{width:100%;height:auto;display:block;border-radius:10px;margin:15px 0}.center-crest{font-size:55px;text-align:center;margin:10px 0;color:var(--primary)}dialog{border:1px solid var(--line);border-radius:25px;padding:35px;width:470px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 30px);overflow:auto;background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}dialog::backdrop{background:#17271d66;backdrop-filter:blur(5px)}.modal-close{position:absolute;right:15px;top:15px;background:none;border:0}.modal-title{margin-top:12px;padding-right:25px}.modal-form input{display:block;width:100%}.modal-form .primary{width:100%;justify-content:center}.modal-foot{text-align:center;margin-top:12px}.modal-foot button{border:0;background:none;font-size:12px}.welcome-art{height:90px;display:grid;place-items:center;color:var(--primary);font-size:60px}.welcome-art svg{height:90px;width:90px}#toast{position:fixed;left:50%;bottom:115px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:14px;max-width:calc(100vw - 30px);z-index:100;opacity:0;pointer-events:none;font-size:13px;transition:.2s}#toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}#fallback{position:fixed;left:50%;top:48%;transform:translate(-50%,-50%);width:380px;max-width:85vw;z-index:3;background:var(--glass);padding:25px;border:1px solid var(--line);border-radius:20px;text-align:center}#fallback[hidden]{display:none}.text-mode .map-intro,.text-mode .map-caption{display:none}.text-mode #world{display:none}#loading{position:fixed;inset:0;background:var(--bg);z-index:90;display:grid;place-content:center;text-align:center}#loading[hidden]{display:none}.loading-star{font-size:50px;color:var(--primary)}.noscript{position:fixed;inset:0;background:var(--bg);z-index:100;padding:40px}.print-sheet{display:none}
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@media(min-width:1700px){.map-intro{top:180px;width:330px}.map-intro h1{font-size:44px}.map-intro p{font-size:14px;max-width:300px}}
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@media(max-height:560px) and (max-width:950px){.map-intro{top:83px}.map-intro h1{font-size:24px}.map-intro p,.intro-meta,.map-caption{display:none}.journey-card{top:86px;bottom:auto;width:190px}.dock{bottom:27px}.map-controls{bottom:100px}.drawer{height:calc(100dvh - 65px);top:65px;bottom:0}.map-footer{bottom:0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}html.reduce-motion *,html.reduce-motion *::before,html.reduce-motion *::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
@media(max-width:600px){.map-intro h1{font-size:28px}.dock{bottom:44px}.map-controls{bottom:113px}.journey-card{bottom:160px}.map-footer button{min-height:44px}.map-footer{bottom:0}.map-caption{bottom:185px}}
@media(min-width:601px) and (max-width:1050px){.map-intro h1{font-size:28px}}
.stamp.locked{opacity:1}.stamp.locked span{opacity:.35}
@media(max-width:600px){.drawer-body p,.lesson,.npc-dialog{font-size:14px}.quiz-option{font-size:14px}}
@media(max-height:560px) and (max-width:950px){.journey-card{display:none}}
@media print{body>*{display:none!important}body>.print-sheet{display:block!important}.print-sheet img{width:100%}@page{size:landscape;margin:12mm}}