@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&family=Nunito:wght@600;700;800&display=swap";:root{--bg: #fafbfc;--surface: #ffffff;--ink: #111827;--ink-soft: #5b6478;--muted: #6b7280;--border: #e3e8f2;--brand: #4f46e5;--brand-hover: #4338ca;--shadow-soft: 0 16px 36px rgba(15, 23, 42, .09);--shadow-card: 0 10px 24px rgba(15, 23, 42, .08);--font-ui: "Inter", "Nunito", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;--radius: 16px;--radius-sm: 10px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-ui);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100dvh}.page{max-width:720px;margin:0 auto;padding:0 16px 32px;display:flex;flex-direction:column;min-height:100dvh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:12px;flex-wrap:wrap}.app-header-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.brand-mark{display:flex;align-items:center;gap:6px;text-decoration:none;color:var(--brand);font-weight:800;font-size:1rem}.brand-logo{width:28px;height:28px}.app-header-title{font-family:"Nunito",var(--font-ui);font-size:clamp(1.1rem,3vw,1.4rem);font-weight:800;color:var(--ink)}.locale-select-wrap{display:flex;align-items:center;gap:6px}.locale-select-label{font-size:.8rem;color:var(--muted)}.locale-select{font-family:var(--font-ui);font-size:.85rem;padding:6px 10px;border:1.5px solid var(--border);border-radius:8px;background:var(--surface);color:var(--ink);cursor:pointer;min-height:36px}.locale-select:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.app-guide{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;margin-bottom:.75rem;background:#4f46e50d;border:1px solid rgba(79,70,229,.1);border-radius:var(--radius-sm);animation:guide-fade-in .3s ease}.app-guide-icon{flex-shrink:0;font-size:.95rem;line-height:1}.app-guide-text{flex:1;font-size:.8rem;line-height:1.45;color:var(--ink-soft);margin:0}.app-guide-close{flex-shrink:0;background:none;border:none;padding:.2rem;cursor:pointer;color:var(--muted);font-size:.75rem;line-height:1;opacity:.6;transition:opacity .15s}.app-guide-close:hover{opacity:1}.app-guide-reopen{position:fixed;bottom:5rem;right:.75rem;width:2rem;height:2rem;border-radius:50%;background:var(--surface);border:1px solid var(--border);box-shadow:0 2px 8px #00000014;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.8rem;font-weight:700;color:var(--brand);z-index:10;transition:transform .15s,box-shadow .15s}.app-guide-reopen:hover{transform:scale(1.1);box-shadow:0 4px 12px #0000001f}@keyframes guide-fade-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.main-content{flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.app-modal{width:100%;max-width:480px;max-height:80vh;overflow-y:auto;padding:24px;animation:pop-in .2s ease}.app-modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.app-modal-header h2{font-size:1.2rem;font-weight:700}.app-modal-close{font-family:var(--font-ui);font-size:.85rem;padding:6px 14px;border:1.5px solid var(--border);border-radius:8px;background:var(--surface);color:var(--muted);cursor:pointer}.app-modal-body{font-size:.95rem;line-height:1.7;color:var(--ink-soft)}.app-modal-body p{margin-bottom:12px}.app-modal-body ol{padding-left:1.5em}.app-modal-body li{margin-bottom:8px}.app-modal-body a{color:var(--brand);text-decoration:underline}.site-footer{margin-top:auto;padding:24px 0 16px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.site-footer-brand{display:flex;align-items:center;gap:12px}.site-footer-copy{font-size:.75rem;color:var(--muted)}.site-footer-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.site-footer-link,.site-footer-button{font-family:var(--font-ui);font-size:.8rem;color:var(--muted);text-decoration:none;background:none;border:none;cursor:pointer;padding:4px 0}.site-footer-link:hover,.site-footer-button:hover{color:var(--brand)}@keyframes pop-in{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@media (max-width: 480px){.site-footer{flex-direction:column;align-items:flex-start}}.wd-card{display:flex;flex-direction:column;align-items:center;gap:20px;padding:24px 16px}.wd-stage{position:relative;width:240px;height:260px;display:flex;align-items:center;justify-content:center;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card);overflow:hidden}.wd-droplet{position:absolute;top:12px;left:50%;transform:translate(-50%);font-size:2.5rem;z-index:2;transition:all .3s ease}.wd-droplet-fall{animation:wd-drop-fall 1s ease-in forwards}.wd-droplet-bounce{animation:wd-drop-bounce .8s ease forwards}@keyframes wd-drop-fall{0%{top:12px;opacity:1}60%{top:50%;opacity:1}80%{top:50%;opacity:.6;transform:translate(-50%) scale(1.4)}to{top:50%;opacity:0;transform:translate(-50%) scale(0)}}@keyframes wd-drop-bounce{0%{top:12px;opacity:1}40%{top:45%;opacity:1}55%{top:20%;opacity:1;transform:translate(-50%) rotate(-30deg)}70%{top:5%;opacity:.7;transform:translate(30px) rotate(-60deg)}to{top:-20px;opacity:0;transform:translate(60px) rotate(-90deg)}}.wd-item{position:relative;z-index:1;transition:all .5s ease}.wd-item-wet{animation:wd-get-wet 1.2s ease forwards}.wd-item-wet:after{content:"";position:absolute;top:-8px;right:-8px;bottom:-8px;left:-8px;background:#3b82f633;border-radius:50%;animation:wd-wet-overlay 1.5s ease-in-out infinite}.wd-item-dry{animation:wd-stay-dry .6s ease}@keyframes wd-get-wet{0%{transform:scale(1)}40%{transform:scale(1.05)}60%{transform:scale(.95) rotate(-3deg)}80%{transform:scale(1.02) rotate(2deg)}to{transform:scale(1) rotate(0)}}@keyframes wd-wet-overlay{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}@keyframes wd-stay-dry{0%{transform:scale(1)}30%{transform:scale(.95)}60%{transform:scale(1.08)}to{transform:scale(1)}}.wd-emoji{font-size:5rem;line-height:1;display:block}.wd-reaction{position:absolute;bottom:16px;left:50%;transform:translate(-50%);font-family:"Nunito",var(--font-ui);font-size:1.4rem;font-weight:800;white-space:nowrap;animation:wd-reaction-pop .4s ease;z-index:3}.wd-reaction-wet{color:#3b82f6}.wd-reaction-dry{color:#22c55e}@keyframes wd-reaction-pop{0%{opacity:0;transform:translate(-50%) scale(.5)}60%{transform:translate(-50%) scale(1.2)}to{opacity:1;transform:translate(-50%) scale(1)}}.wd-item-name{font-family:"Nunito",var(--font-ui);font-size:1.5rem;font-weight:800;color:var(--ink)}.wd-predict{display:flex;flex-direction:column;align-items:center;gap:16px;animation:wd-fadeIn .3s ease}.wd-prompt{font-size:1.1rem;font-weight:600;color:var(--brand);animation:wd-pulse 1.5s ease-in-out infinite}@keyframes wd-pulse{0%,to{opacity:1}50%{opacity:.5}}.wd-choices{display:flex;gap:16px;width:100%;max-width:400px}.wd-btn{display:flex;align-items:center;justify-content:center;min-height:3.5rem;padding:12px 20px;border:2px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);font-family:"Nunito",var(--font-ui);font-size:1.1rem;font-weight:700;color:var(--ink);cursor:pointer;transition:all .15s ease;flex:1}.wd-btn:hover{border-color:var(--brand);box-shadow:var(--shadow-card)}.wd-btn:active{transform:scale(.97)}.wd-btn-wet{background:#eff6ff;border-color:#3b82f6}.wd-btn-wet:hover{background:#dbeafe}.wd-btn-dry{background:#ecfdf5;border-color:#22c55e}.wd-btn-dry:hover{background:#dcfce7}.wd-btn-next{background:var(--brand);color:#fff;border-color:var(--brand);min-width:160px;flex:none}.wd-btn-next:hover{background:var(--brand-hover);border-color:var(--brand-hover)}.wd-result{display:flex;flex-direction:column;align-items:center;gap:12px;animation:wd-fadeIn .3s ease}@keyframes wd-fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.wd-result-text{font-family:"Nunito",var(--font-ui);font-size:1.3rem;font-weight:800;text-align:center}.wd-result-correct{color:#22c55e}.wd-result-wrong{color:#ef4444}.wd-explanation{font-size:1rem;color:var(--ink-soft);text-align:center;line-height:1.6}.wd-progress{display:flex;gap:8px;padding-top:16px}.wd-progress-dot{width:10px;height:10px;border-radius:50%;background:var(--border);transition:all .2s ease}.wd-progress-dot-active{background:var(--brand);transform:scale(1.3)}.wd-progress-dot-done{background:#22c55e}.wd-complete{display:flex;flex-direction:column;align-items:center;gap:24px;padding:48px 16px}.wd-complete-text{font-family:"Nunito",var(--font-ui);font-size:1.6rem;font-weight:800;color:var(--ink);text-align:center}@media (max-width: 480px){.wd-stage{width:200px;height:220px}.wd-emoji{font-size:4rem}.wd-choices{flex-direction:column}}