:root{--sky:#5fb0e8;--sky-deep:#2e7cb8;--sky-pale:#eaf6ff;--sky-mid:#bfe3fb;--cloud:#fff;--cream:#fbfdff;--sun:#ffce2e;--sun-soft:#fff1c2;--sunset:#ff6b35;--ink:#16242e;--ink-2:#3f5260;--muted:#6c7d8a;--line:#16242e;--shadow-1:4px 4px 0 var(--ink);--shadow-2:6px 6px 0 var(--ink);--shadow-soft:0 8px 24px #16242e1f;--r-sm:12px;--r-md:18px;--r-lg:26px;--tap:48px;--serif:"Fraunces", "Hiragino Mincho ProN", serif;--hand:"Caveat", cursive;--sans:"Plus Jakarta Sans", "Zen Maru Gothic", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;--jp:"Zen Maru Gothic", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;font-family:var(--jp);color:var(--ink);font-size:16px;line-height:1.7}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body,#root{min-height:100%;margin:0;padding:0}body{background:radial-gradient(1200px 500px at 50% -120px, var(--sky-mid), transparent 60%), linear-gradient(180deg, var(--sky-pale) 0%, #fff 38%, var(--cream) 100%);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-attachment:fixed}a{color:inherit;text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer}h1,h2,h3{letter-spacing:.01em;margin:0;font-weight:800;line-height:1.3}p{margin:0}::selection{background:var(--ink);color:var(--sun)}ruby rt{color:var(--muted);-webkit-user-select:none;user-select:none;font-size:.5em;font-weight:600}.furigana-off ruby rt{display:none}.app{flex-direction:column;min-height:100dvh;display:flex}.app-main{flex:1}.page{max-width:720px;margin:0 auto;padding:20px 18px 64px}.site-header{z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:3px solid var(--ink);background:#ffffffd1;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:8px;font-weight:900;display:flex}.brand-mark{background:var(--sky-deep);color:#fff;border:2.5px solid var(--ink);width:34px;height:34px;box-shadow:2px 2px 0 var(--ink);border-radius:10px;place-items:center;font-size:1.1rem;display:grid}.brand-text{letter-spacing:.04em;font-size:1.18rem}.header-actions{align-items:center;gap:8px;display:flex}.furigana-toggle{border:2.5px solid var(--ink);min-width:46px;min-height:44px;box-shadow:2px 2px 0 var(--ink);background:#fff;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;padding:2px 8px;line-height:1;display:flex}.furigana-toggle span{font-size:1.05rem;font-weight:900}.furigana-toggle small{color:var(--muted);margin-top:2px;font-size:.56rem}.furigana-toggle.off{opacity:.85;background:#eef2f5}.furigana-toggle:active{box-shadow:none;transform:translate(2px,2px)}.zukan-pill{background:var(--sun);border:2.5px solid var(--ink);min-height:44px;box-shadow:2px 2px 0 var(--ink);border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-weight:800;display:flex}.zukan-pill.active{background:var(--sunset);color:#fff}.zukan-pill:active{box-shadow:none;transform:translate(2px,2px)}.zukan-count{font-size:1.05rem}.zukan-count small{opacity:.7;font-size:.7rem}.btn-primary,.btn-ghost{min-height:var(--tap);border:3px solid var(--ink);border-radius:var(--r-md);text-align:center;justify-content:center;align-items:center;gap:6px;padding:12px 20px;font-size:1rem;font-weight:800;display:inline-flex}.btn-primary{background:var(--sky-deep);color:#fff;box-shadow:var(--shadow-1)}.btn-ghost{color:var(--ink);box-shadow:var(--shadow-1);background:#fff}.btn-primary:active,.btn-ghost:active{box-shadow:none;transform:translate(4px,4px)}.hero{text-align:center;padding:26px 6px 14px;position:relative}.hero-sky{pointer-events:none;opacity:.85;height:180px;position:absolute;inset:-10px 0 auto;overflow:hidden}.hero-sky .drift{opacity:.7;width:120px;animation:26s linear infinite drift;position:absolute}.hero-sky .d1{animation-duration:32s;top:6px;left:-40px}.hero-sky .d2{opacity:.5;width:150px;animation-duration:44s;top:70px;left:30%}.hero-sky .d3{opacity:.55;width:100px;animation-duration:38s;animation-direction:reverse;top:30px;right:-30px}@keyframes drift{0%{transform:translate(0)}to{transform:translate(120vw)}}@media (prefers-reduced-motion:reduce){.hero-sky .drift{animation:none}}.hero-kicker{z-index:1;margin-bottom:10px;position:relative}.badge-festa{background:var(--sunset);color:#fff;border:2.5px solid var(--ink);box-shadow:2px 2px 0 var(--ink);letter-spacing:.02em;border-radius:999px;padding:5px 14px;font-size:.8rem;font-weight:800;display:inline-block}.hero-title{z-index:1;font-family:var(--jp);margin:6px 0 12px;font-size:clamp(2.1rem,9vw,3.2rem);font-weight:900;line-height:1.18;position:relative}.hero-title .hl{background:linear-gradient(180deg, transparent 58%, var(--sun) 58%);padding:0 6px}.hero-lead{z-index:1;color:var(--ink-2);max-width:30ch;margin:0 auto 22px;font-size:1.02rem;position:relative}.cta-big{z-index:1;background:var(--sun);color:var(--ink);border:3px solid var(--ink);border-radius:var(--r-lg);box-shadow:var(--shadow-2);align-items:center;gap:14px;padding:16px 28px 16px 22px;font-size:1.3rem;font-weight:900;transition:transform 80ms;display:inline-flex;position:relative}.cta-big:active{box-shadow:none;transform:translate(6px,6px)}.cta-big .cta-emoji{font-size:1.8rem}.cta-big small{color:var(--ink-2);margin-top:2px;font-size:.72rem;font-weight:700;display:block}.hero-sub{flex-wrap:wrap;justify-content:center;gap:10px 18px;margin-top:20px;display:flex}.hero-sub-link{color:var(--sky-deep);border-bottom:2.5px dotted var(--sky-deep);padding-bottom:1px;font-weight:800}.progress-band{border:3px solid var(--ink);border-radius:var(--r-md);box-shadow:var(--shadow-1);background:#fff;margin-top:30px;padding:18px}.progress-head{justify-content:space-between;align-items:baseline;display:flex}.progress-head h2{font-size:1.05rem}.progress-num{font-family:var(--serif);font-size:1.7rem;font-weight:800}.progress-num small{color:var(--muted);font-size:.8rem}.progress-bar{background:var(--sky-pale);border:2.5px solid var(--ink);border-radius:999px;height:16px;margin:10px 0;overflow:hidden}.progress-bar.big{height:22px}.progress-bar>span{background:repeating-linear-gradient(45deg, var(--sky-deep), var(--sky-deep) 8px, var(--sky) 8px, var(--sky) 16px);height:100%;transition:width .5s cubic-bezier(.2,.9,.3,1);display:block}.progress-hint{color:var(--ink-2);font-size:.86rem;font-weight:600}.home-gallery{margin-top:30px}.section-label{margin-bottom:12px;font-size:1.05rem}.mini-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.mini-card{border:2.5px solid var(--ink);border-radius:var(--r-sm);box-shadow:var(--shadow-1);background:#fff;flex-direction:column;align-items:center;gap:6px;padding:10px 8px;display:flex}.mini-card:active{box-shadow:none;transform:translate(3px,3px)}.mini-aka{font-size:.82rem;font-weight:800}.link-more{color:var(--sky-deep);border-bottom:2.5px dotted var(--sky-deep);margin-top:14px;font-weight:800;display:inline-block}.cloud-shape{width:100%}.cloud-shape svg{width:100%;height:auto;display:block}.cloud-shape.hero{max-width:280px;margin:0 auto}.stepper{justify-content:center;gap:8px;margin:6px 0 18px;display:flex}.stepper .dot{border:2.5px solid var(--ink);background:#fff;border-radius:999px;width:12px;height:12px}.stepper .dot.cur{background:var(--sunset);transform:scale(1.25)}.stepper .dot.done{background:var(--sky-deep)}.step-count{text-align:center;color:var(--muted);font-size:.84rem;font-weight:800}.step-q{text-align:center;margin:4px 0;font-size:clamp(1.6rem,6vw,2.1rem)}.step-hint{text-align:center;color:var(--ink-2);margin-bottom:20px;font-size:.9rem}.opt-grid{gap:12px;display:grid}.opt-grid.shapes,.opt-grid.heights{grid-template-columns:repeat(2,1fr)}.opt-grid.colors{grid-template-columns:repeat(3,1fr)}.opt-tile{border:3px solid var(--ink);border-radius:var(--r-md);min-height:96px;box-shadow:var(--shadow-1);text-align:center;background:#fff;flex-direction:column;align-items:center;gap:4px;padding:14px 10px;transition:transform 80ms;display:flex;position:relative}.opt-tile:active{box-shadow:none;transform:translate(4px,4px)}.opt-tile.sel{background:var(--sun-soft);border-color:var(--sunset);box-shadow:4px 4px 0 var(--sunset)}.opt-tile.sel:after{content:"✓";background:var(--sunset);color:#fff;border:2.5px solid var(--ink);border-radius:999px;place-items:center;width:26px;height:26px;font-size:.8rem;font-weight:900;display:grid;position:absolute;top:-10px;right:-10px}.opt-emoji{font-size:2rem;line-height:1}.opt-label{font-size:1.02rem;font-weight:800}.opt-hint{color:var(--muted);font-size:.74rem;font-weight:600}.opt-tile.color{justify-content:center;min-height:110px}.swatch{border:3px solid var(--ink);width:52px;height:52px;box-shadow:2px 2px 0 var(--ink);border-radius:14px}.step-nav{justify-content:space-between;gap:12px;margin-top:26px;display:flex}.step-nav .btn-primary{flex:1}.skip-all{color:var(--muted);border:none;border-bottom:2px dotted var(--muted);background:0 0;margin:18px auto 0;padding:8px 14px;font-weight:700;display:block}.kekka-kicker{color:var(--sky-deep);font-weight:800}.kekka-title{margin:2px 0 8px;font-size:clamp(1.7rem,7vw,2.3rem)}.kekka-lead{color:var(--ink-2);margin-bottom:18px;font-size:.92rem}.kekka-list{flex-direction:column;gap:14px;display:flex}.kekka-card{border:3px solid var(--ink);border-radius:var(--r-md);box-shadow:var(--shadow-1);background:#fff;align-items:center;gap:14px;padding:14px;display:flex;position:relative}.kekka-card:active{box-shadow:none;transform:translate(4px,4px)}.kekka-card.best{border-color:var(--sunset);box-shadow:6px 6px 0 var(--sunset)}.best-flag{background:var(--sunset);color:#fff;border:2.5px solid var(--ink);box-shadow:2px 2px 0 var(--ink);border-radius:999px;padding:3px 10px;font-size:.72rem;font-weight:800;position:absolute;top:-12px;left:14px}.kekka-art{background:var(--sky-pale);border:2.5px solid var(--ink);border-radius:14px;flex:0 0 84px;width:84px;padding:6px;position:relative}.found-check,.cell-check{color:#fff;border:2.5px solid var(--ink);background:#2e9e5b;border-radius:999px;place-items:center;width:26px;height:26px;font-size:.8rem;font-weight:900;display:grid;position:absolute;top:-8px;right:-8px}.kekka-body{flex:1;min-width:0}.kekka-body h2{font-size:1.25rem}.kekka-formal{color:var(--muted);margin-bottom:6px;font-size:.82rem;font-weight:700}.weather-pill{border:2px solid var(--ink);border-radius:999px;padding:3px 10px;font-size:.78rem;font-weight:800;display:inline-block}.kekka-arrow{color:var(--sky-deep);font-size:1.4rem;font-weight:900}.kekka-more{margin-top:18px}.kekka-more summary{color:var(--sky-deep);cursor:pointer;padding:8px 0;font-weight:800}.kekka-more .mini-grid{margin-top:12px}.kekka-foot,.detail-foot,.zukan-foot{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px;display:flex}.back-link{color:var(--sky-deep);background:0 0;border:none;margin-bottom:8px;padding:6px 0;font-weight:800}.cloud-card{border:3px solid var(--ink);border-radius:var(--r-lg);box-shadow:var(--shadow-2);background:#fff;overflow:hidden}.card-hero{border-bottom:3px solid var(--ink);padding:22px 18px 14px;position:relative}.rarity-tag{border:2.5px solid var(--ink);box-shadow:2px 2px 0 var(--ink);background:#fff;border-radius:999px;padding:2px 12px;font-size:.74rem;font-weight:800;position:absolute;top:12px;right:12px}.card-head{justify-content:space-between;align-items:flex-start;gap:12px;padding:16px 18px 4px;display:flex}.card-aka{flex-wrap:wrap;align-items:center;gap:8px;font-size:clamp(1.6rem,7vw,2.2rem);display:flex}.card-emoji{font-size:1.6rem}.card-formal{color:var(--muted);margin-top:2px;font-weight:700}.card-sci{color:var(--muted);margin-top:2px;font-size:.72rem;font-weight:600;display:block}.card-catch{font-family:var(--hand);color:var(--sunset);padding:4px 18px 12px;font-size:1.5rem;font-weight:700}.weather-band{border:3px solid var(--ink);border-radius:var(--r-md);box-shadow:var(--shadow-1);align-items:center;gap:10px;margin:0 18px 18px;padding:12px 16px;font-weight:700;display:flex}.wb-emoji{font-size:1.6rem}.wb-text strong{font-size:1.1rem}.card-section{padding:4px 18px 16px}.card-section h2{margin-bottom:6px;font-size:1.05rem}.card-section p{color:var(--ink-2)}.card-section.kotowaza,.card-section.fukuoka{border:2.5px dashed var(--ink);border-radius:var(--r-md);margin:0 18px 16px;padding:14px 16px}.card-section.kotowaza{background:#fffaf0}.card-section.fukuoka{background:var(--sky-pale);border-style:solid}.kotowaza-text{font-family:var(--hand);color:var(--ink);font-size:1.3rem;font-weight:700}.card-found{padding:8px 18px 22px}.found-btn{background:var(--sunset);color:#fff;border:3px solid var(--ink);border-radius:var(--r-md);width:100%;min-height:58px;box-shadow:var(--shadow-2);font-size:1.2rem;font-weight:900}.found-btn:active{box-shadow:none;transform:translate(6px,6px)}.found-state{border-radius:var(--r-md);background:#eafaf0;border:3px solid #2e9e5b;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.found-badge{color:#1f7a44;font-size:1.1rem;font-weight:900}.undo-link{color:var(--muted);border:none;border-bottom:2px dotted var(--muted);background:0 0;font-weight:700}.speak-btn{background:var(--sky-pale);border:2.5px solid var(--ink);min-height:42px;box-shadow:2px 2px 0 var(--ink);border-radius:999px;flex:none;align-items:center;gap:6px;padding:6px 14px;font-size:.84rem;font-weight:800;display:inline-flex}.speak-btn.compact{padding:6px 10px}.speak-btn.is-speaking{background:var(--sun)}.speak-btn:active{box-shadow:none;transform:translate(2px,2px)}.zukan-header{margin-bottom:18px}.zukan-header h1{font-size:clamp(1.7rem,7vw,2.3rem)}.zukan-progress{align-items:center;gap:12px;margin-top:10px;display:flex}.zukan-progress .progress-bar{flex:1;margin:0}.zukan-frac{font-family:var(--serif);white-space:nowrap;font-weight:800}.zukan-frac strong{font-size:1.4rem}.complete-banner{text-align:center;background:var(--sun);border:3px solid var(--ink);border-radius:var(--r-md);box-shadow:var(--shadow-1);margin-top:12px;padding:10px 14px;font-weight:900}.zukan-family{margin-top:24px}.family-head{border-bottom:3px solid var(--ink);align-items:baseline;gap:8px;margin-bottom:14px;padding-bottom:8px;display:flex}.family-head h2{font-size:1.1rem}.family-head small{color:var(--muted);font-weight:700}.zukan-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.zukan-cell{border:2.5px solid var(--ink);border-radius:var(--r-sm);box-shadow:var(--shadow-1);background:#fff;flex-direction:column;align-items:center;gap:6px;padding:8px;display:flex}.zukan-cell:active{box-shadow:none;transform:translate(3px,3px)}.zukan-cell.locked{opacity:.92;background:#eef2f5;border-color:#9aa8b2;box-shadow:3px 3px #c4cfd7}.cell-art{aspect-ratio:5/4;background:var(--sky-pale);border:2px solid var(--ink);border-radius:10px;place-items:center;width:100%;padding:6px;display:grid;position:relative;overflow:hidden}.zukan-cell.locked .cell-art{background:#eef2f5;border-color:#9aa8b2}.zukan-cell.locked .cloud-shape{filter:grayscale()brightness(.97)opacity(.5)}.cell-hunt{color:#9aa8b2;font-size:.8rem;font-weight:900;line-height:1;position:absolute;bottom:3px;right:5px}.cell-q{color:#9aa8b2;font-size:2rem;font-weight:900}.cell-name{text-align:center;font-size:.8rem;font-weight:800}.zukan-cell.locked .cell-name{color:var(--muted)}.reset-link{color:var(--muted);border:none;border-bottom:2px dotted var(--muted);background:0 0;font-weight:700}.about-title{margin-bottom:16px;font-size:clamp(1.8rem,8vw,2.4rem)}.about-block{margin-bottom:20px}.about-block h2{border-left:6px solid var(--sun);margin-bottom:8px;padding-left:10px;font-size:1.15rem}.about-block p{color:var(--ink-2)}.howto{flex-direction:column;gap:8px;margin:0;padding-left:1.2em;display:flex}.howto li{color:var(--ink-2);font-weight:600}.about-block.note{border:2.5px dashed var(--ink);border-radius:var(--r-md);background:#fff;padding:16px}.about-note{font-size:.86rem}.about-credit{margin-top:10px;font-size:.86rem}.about-credit a,.about-block.note a{color:var(--sky-deep);border-bottom:2px dotted var(--sky-deep);font-weight:800}.about-foot{text-align:center;margin-top:24px}.modal-backdrop{z-index:100;background:#16242e8c;place-items:center;padding:20px;animation:.2s fade;display:grid;position:fixed;inset:0}@keyframes fade{0%{opacity:0}to{opacity:1}}.found-modal{text-align:center;border:3px solid var(--ink);border-radius:var(--r-lg);width:100%;max-width:380px;box-shadow:var(--shadow-2);background:#fff;padding:26px 22px 22px;animation:.32s cubic-bezier(.2,1.4,.4,1) pop;position:relative;overflow:hidden}@keyframes pop{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.found-modal.is-complete{background:linear-gradient(180deg, var(--sun-soft), #fff)}.confetti{pointer-events:none;position:absolute;inset:0}.confetti span{top:-10%;left:calc(8% + (var(--i)) * 16%);animation:1.6s ease-in forwards fall;animation-delay:calc(var(--i) * 80ms);font-size:1.4rem;position:absolute}@keyframes fall{to{opacity:0;transform:translateY(140%)rotate(220deg)}}@media (prefers-reduced-motion:reduce){.confetti span{animation:none;display:none}}.found-kicker{font-family:var(--hand);color:var(--sunset);font-size:2rem;font-weight:700}.found-art{background:var(--sky-pale);border:3px solid var(--ink);border-radius:var(--r-md);max-width:180px;margin:4px auto 8px;padding:10px}.found-name{font-size:1.5rem}.found-aka{color:var(--muted);font-size:.9rem;font-weight:700}.found-progress{margin:6px 0;font-weight:700}.found-progress strong{color:var(--sky-deep);font-size:1.3rem}.found-msg{color:var(--ink-2);margin-bottom:16px;font-size:.92rem}.found-actions{gap:10px;display:flex}.found-actions .btn-ghost,.found-actions .btn-primary{flex:1}.site-footer{border-top:3px solid var(--ink);background:var(--ink);color:#cfdde6;text-align:center;padding:22px 18px;font-size:.82rem}.site-footer a{color:var(--sun);font-weight:700}.footer-note{color:#8ea3b0;margin-top:6px;font-size:.74rem}.empty{text-align:center;color:var(--muted);padding:40px 0;font-weight:700}@media (width>=560px){.opt-grid.shapes{grid-template-columns:repeat(3,1fr)}.mini-grid,.zukan-grid{grid-template-columns:repeat(4,1fr)}}