:root{--paper:#fff9ea;--ink:#292d23;--red:#b53625;--green:#245b45;--gold:#efc45b;--line:#d9d6c4;--white:#fffef9;color-scheme:light;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:#e7ebdf;font-size:17px;line-height:1.65}
*{box-sizing:border-box}
body{margin:0}
button,a{-webkit-tap-highlight-color:transparent}
button,input{font:inherit}
button,a.button{font-size:18px;font-weight:800}
button{cursor:pointer}
button:disabled{cursor:default;opacity:.65}
a{color:var(--green)}
button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:4px solid #2564bf;outline-offset:4px}
[hidden]{display:none!important}
h1,h2,h3,p{margin:0}
h1{font-size:32px;line-height:1.35;letter-spacing:.015em}
h2{font-size:27px;line-height:1.4}
h3{font-size:20px}
img{max-width:100%;height:auto}
button{border:0}
svg{display:block}
small{font-size:14px}
.app-shell{max-width:640px;min-height:100svh;margin:auto;background:var(--paper);position:relative;overflow:clip}
.site-header{height:66px;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:12px}
.site-header a{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-weight:800;font-size:18px}
.page{padding:26px 22px 136px}
.center{text-align:center}
.eyebrow{font-size:15px;color:var(--green);font-weight:800;margin-bottom:10px}
.hero-title{font-size:34px;color:var(--red);line-height:1.25}
.hero-title span{display:block}
.hero-art{height:240px;position:relative;display:grid;place-items:center;margin:18px auto 10px;max-width:340px}
.hero-art:before{content:"";width:216px;height:216px;border-radius:50%;background:var(--gold);position:absolute;inset:12px auto auto;box-shadow:0 0 0 10px var(--paper),0 0 0 12px #d7af46}
.hero-art img{height:226px;width:auto;position:relative;object-fit:contain}
.hero-caption{position:absolute;right:-4px;bottom:24px;background:var(--green);color:white;border-radius:50%;width:88px;height:88px;display:grid;place-content:center;font-size:13px;font-weight:800;line-height:1.3;transform:rotate(8deg)}
.hero-caption strong{font-size:25px}
.hero-lead{font-weight:800;font-size:21px;line-height:1.6}
.event-line{margin:14px 0 22px;font-size:17px}
.steps{list-style:none;margin:22px 0 0;padding:0;border-top:1px solid var(--line);text-align:left}
.steps li{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.steps b{width:32px;height:32px;display:grid;place-content:center;flex-shrink:0;border:2px solid var(--green);border-radius:50%;color:var(--green)}
.action-dock{position:fixed;z-index:20;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:640px;padding:12px 22px max(16px,env(safe-area-inset-bottom));background:var(--paper);border-top:1px solid var(--line)}
.button{min-height:60px;width:100%;padding:14px 16px;display:flex;justify-content:center;align-items:center;gap:10px;line-height:1.4;text-align:center;text-decoration:none;border-radius:12px;background:var(--red);color:white;border:2px solid var(--red);box-shadow:0 4px 0 #7d281d}
.button.secondary{background:var(--paper);color:var(--green);border-color:var(--green);box-shadow:none}
.button.green{background:var(--green);border-color:var(--green);box-shadow:0 4px 0 #153a2b}
.text-button{background:transparent;color:var(--green);padding:12px 4px;min-height:48px;text-decoration:underline;font-size:18px}
.dock-note{font-size:14px;text-align:center;margin-bottom:7px}
.notice{padding:12px 16px;background:#f3e5c6;font-size:15px;line-height:1.5}
.notice[hidden]{display:none}
.loading-copy{padding:40px 22px}
.page-heading{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px}
.counter{color:var(--red);font-size:20px;font-weight:800;white-space:nowrap}
.counter strong{font-size:34px;line-height:1}
.progress{height:8px;border-radius:9px;background:#e2ddce;overflow:hidden;margin:15px 0 21px}
.progress span{height:100%;display:block;background:var(--green);transition:width .2s}
.map{position:relative;margin:17px -6px 8px;border:1px solid var(--line);border-radius:12px;overflow:hidden;line-height:0;background:white}
.map img{display:block;width:100%}
.map-pin{position:absolute;transform:translate(-50%,-50%);height:34px;width:34px;display:grid;place-content:center;border:2px solid var(--white);border-radius:50% 50% 50% 5px;rotate:-45deg;background:var(--red);color:white;box-shadow:0 2px 3px #0003;font-size:17px;font-weight:800}
.map-pin span{rotate:45deg}
.map-pin.collected{background:var(--green)}
.map-caption{font-size:14px;color:#555b4d;margin-bottom:23px}
.stamp-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 10px;padding:0;list-style:none;margin:20px 0}
.stamp-cell{text-align:center;min-width:0}
.stamp-cell>p{font-size:14px;font-weight:700;margin-top:6px}
.stamp-mark{border:3px double var(--stamp-color,var(--red));border-radius:50%;aspect-ratio:1;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--stamp-color,var(--red));background:var(--white);line-height:1.15;position:relative;padding:6%;font-weight:800}
.stamp-mark .stamp-number{font-size:17px}
.stamp-mark img{height:52%;width:58%;object-fit:contain;display:block;margin:2px 0}
.stamp-mark .stamp-name{font-size:13px;white-space:nowrap}
.stamp-empty{border:2px dashed #9b9f8e;color:#656c5c;background:transparent}
.stamp-empty .stamp-number{font-size:30px}
.stamp-empty small{font-size:12px;margin-top:3px}
.collection-note{margin-top:18px;font-weight:700}
/* QR読み取り: 全画面の映像と、片手で閉じられる下部ボタン。 */
.qr-reader{position:fixed;inset:0;z-index:40;display:flex;flex-direction:column;overflow:auto;background:#183b2e;color:var(--paper);text-align:center}
.qr-reader .camera-video{height:100%;object-fit:cover}
.qr-top,.qr-center,.qr-controls{position:relative;z-index:1}
.qr-top{padding:max(18px,env(safe-area-inset-top)) 16px 16px;background:#183b2ef2}
.qr-top h1{font-size:25px}
.qr-top p{font-size:15px;margin-top:6px}
.qr-center{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:24px 16px}
.qr-frame{width:min(72vw,280px,40svh);aspect-ratio:1;flex-shrink:0;border:4px solid var(--gold);border-radius:16px;box-shadow:0 0 0 2px #183b2e}
.qr-instruction{font-size:20px;font-weight:800;line-height:1.5;padding:10px 12px;border-radius:10px;background:#183b2ef2}
.qr-status{font-size:17px;line-height:1.6;max-width:380px;min-height:3.2em;background:#183b2ef2;border-radius:10px;padding:10px 14px}
.qr-controls{position:sticky;bottom:0;flex-shrink:0;padding:14px 22px max(20px,env(safe-area-inset-bottom));background:var(--paper)}
.qr-controls .button{max-width:596px;margin:auto}
.qr-reader.is-error .qr-frame,.qr-reader.is-error .qr-instruction{display:none}
.qr-reader.is-error .qr-status{background:var(--paper);color:var(--ink);font-size:20px;font-weight:700;padding:22px 18px}
#qr-fallback{font-size:18px;max-width:360px;padding:4px 8px}
.stamp-page{padding-top:18px}
.spot-label{font-size:16px;color:var(--green);font-weight:800}
.stamp-stage{position:relative;height:390px;max-height:50svh;border-radius:24px;overflow:hidden;background:#375343;margin:20px 0 14px;isolation:isolate}
.scene-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.scene-shade{position:absolute;inset:0;background:#14392555;pointer-events:none}
.camera-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none}
.camera-video.is-ready{display:block}
.camera-video.mirrored{transform:scaleX(-1)}
.stamp-character{position:absolute;left:20%;top:13%;width:60%;height:73%;object-fit:contain;transform-origin:center;z-index:2}
.stamp-stage .stamp-mark{position:absolute;width:59%;left:20.5%;top:19%;z-index:3;opacity:0}
.stamp-stage .stamp-number{font-size:30px}
.stamp-stage .stamp-name{font-size:22px}
.stamp-stage .confetti{position:absolute;inset:0;width:100%;height:100%;z-index:6;pointer-events:none}
.stamp-ring{position:absolute;top:29%;left:25%;width:50%;aspect-ratio:1;border:7px solid var(--gold);border-radius:50%;opacity:0;z-index:4;pointer-events:none}
.playing .stamp-character{animation:inarin-stamp 2.35s both}
.playing .stamp-mark{animation:stamp-drop .4s 1.95s both}
.impacted .stamp-ring{animation:ring .7s both}
.impacted{animation:shake .3s}
.impacted .stamp-character{opacity:0}
.impacted .stamp-mark{opacity:1}
.stage-caption{position:absolute;left:0;right:0;bottom:10px;color:white;text-align:center;font-size:15px;font-weight:700;z-index:7}
.status-text{font-size:17px;line-height:1.6;min-height:54px}
.camera-skip{margin-top:8px}
.complete-seal{margin:30px auto 74px;width:260px;height:260px;border:4px double var(--red);border-radius:50%;position:relative;background:#fff0cb;display:grid;place-items:center}
.complete-seal img{height:215px;object-fit:contain}
.complete-label{position:absolute;bottom:-50px;left:-15px;right:-15px;background:var(--red);color:white;font-size:17px;font-weight:800;padding:5px 8px;white-space:nowrap;transform:rotate(-5deg)}
.complete-title{color:var(--red)}
.complete-copy{font-size:19px;margin:12px 0}
.mini-stamps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;margin:26px 0;align-items:start}
.mini-stamps .stamp-mark{width:100%;padding:4px;min-height:0}
.mini-stamps .stamp-name{font-size:10px}
.mini-stamps .stamp-number{font-size:12px}
.subtle{font-size:15px;color:#53594b}
.photo-shell{max-width:640px;margin:auto;background:var(--paper);min-height:100svh}
.photo-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 18px}
.photo-topbar h1{font-size:23px}
.photo-topbar a{font-weight:800;font-size:17px;min-height:44px;display:flex;align-items:center}
.photo-stage{height:calc(100svh - 304px);min-height:310px;max-height:680px;position:relative;isolation:isolate;overflow:hidden;background:#375343;touch-action:none}
.photo-stage .scene-background{opacity:1}
.photo-stage .scene-shade{background:#1b3f3a38}
.photo-2d{position:absolute;object-fit:contain;max-width:none;transform-origin:center;pointer-events:none;z-index:3}
.photo-3d{position:absolute;inset:0;pointer-events:none;z-index:3}
.photo-3d canvas{display:block;width:100%;height:100%}
.photo-frame{position:absolute;inset:0;border:9px solid var(--paper);pointer-events:none;z-index:5}
.photo-frame:before{content:"";position:absolute;inset:0;border:2px solid var(--red)}
.photo-frame-caption{position:absolute;bottom:0;left:0;right:0;background:var(--paper);padding:10px 15px 7px;line-height:1.5;text-align:center}
.photo-frame-caption strong{display:block;color:var(--red);font-size:17px}
.photo-frame-caption span{font-size:13px}
.photo-status{position:absolute;top:21px;left:20px;right:20px;z-index:7;text-align:center;pointer-events:none}
.photo-status span{display:inline-block;background:var(--paper);padding:5px 12px;border-radius:20px;font-size:14px}
.photo-controls{padding:11px 18px max(16px,env(safe-area-inset-bottom))}
.photo-hint{font-size:15px;text-align:center;margin-bottom:9px}
.control-row{display:flex;gap:8px;margin-bottom:10px}
.control-row button{flex:1;min-height:48px;border:1.5px solid var(--green);border-radius:8px;color:var(--green);background:var(--paper);font-size:18px}
.photo-controls .status-text{font-size:14px;min-height:0;line-height:1.5;margin:10px 0}
.photo-controls .camera-skip{margin-top:6px;min-height:48px}
.shutter-icon{width:25px;height:21px;border:2px solid currentColor;border-radius:5px;position:relative;display:inline-block}
.shutter-icon:before{content:"";position:absolute;top:4px;left:7px;border:2px solid currentColor;border-radius:50%;width:7px;height:7px}
.preview{padding:16px 22px 30px;text-align:center}
.preview img{display:block;max-height:53svh;margin:16px auto;box-shadow:0 3px 18px #25301f26;object-fit:contain;-webkit-touch-callout:default;user-select:auto}
.preview .button{margin:10px 0}
.preview .status-text{margin-top:10px;min-height:0}
.photo-gate{padding-top:80px}
.photo-gate .button{margin-top:24px}
.photo-2d.reacting{animation:character-pulse .65s}
.keyboard-hint{font-size:13px;text-align:center;color:#53594b}
.period-notice{margin:16px 0;padding:12px;border:2px solid var(--green);border-radius:10px;background:var(--paper);text-align:left;line-height:1.5}
.period-notice strong{display:block;font-size:22px;color:var(--green)}
.period-notice span{display:block;font-size:14px}
.period-notice p{margin-top:7px;font-size:16px}
.period-notice[data-period="open"]{padding:8px 12px}
.period-notice[data-period="open"] strong{font-size:16px}
.ar-editor{position:fixed;inset:0;z-index:1;background:#375343;color:var(--ink);pointer-events:none}
/* XRの映像（body直下のcanvas、z-index:0）を見せる間は背景を透明に。タップはcanvasへ通す。 */
.ar-editor[data-state="loading"],.ar-editor[data-state="scanning"],.ar-editor[data-state="placed"],.ar-editor[data-state="capturing"]{background:transparent}
#ar-canvas{position:fixed;inset:0;width:100%;height:100%;touch-action:none;z-index:0}
.ar-overlay{position:absolute;inset:0;z-index:10;display:flex;flex-direction:column;pointer-events:none}
.ar-overlay .photo-topbar{padding-top:max(10px,env(safe-area-inset-top));background:var(--paper);pointer-events:auto}
.ar-overlay .photo-topbar h1{font-size:21px}
.ar-hint{padding:12px 16px;margin:12px 14px;background:var(--paper);border-radius:10px;font-size:18px;font-weight:700;text-align:center;line-height:1.6}
.ar-intro{margin:auto 16px;text-align:center;color:var(--paper)}
.ar-intro h2{font-size:23px;margin:18px 0 10px}
.ar-intro p{font-size:16px}
.ar-ring{display:block;width:90px;height:42px;border:7px solid #efb45b;border-radius:50%;margin:auto}
.ar-controls{margin-top:auto;padding:12px 18px calc(60px + env(safe-area-inset-bottom));background:var(--paper);pointer-events:auto}
.ar-controls .status-text{margin:0 0 10px;min-height:0;font-size:17px}
/* 撮影結果: XRExtrasがhtmlのスクロールを止めるため、結果画面自体を全画面のスクロール領域にし、ノッチ・ホームバーの内側に収める */
#ar-preview{position:fixed;inset:0;z-index:20;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;background:var(--paper);padding:max(16px,env(safe-area-inset-top)) 20px max(24px,calc(env(safe-area-inset-bottom) + 16px))}
#ar-preview>*{max-width:100%}
#ar-preview img{max-width:100%;max-height:50svh;height:auto}
#ar-preview .button{width:100%;max-width:100%}
body[data-ar-state="fallback"] #ar-canvas,body[data-ar-state="idle"] #ar-canvas,body[data-ar-state="preview"] #ar-canvas{visibility:hidden}
@keyframes inarin-stamp{0%{transform:scale(.15);opacity:0}
12%{transform:scale(1.08);opacity:1}
20%{transform:scale(1)}
30%{transform:translateY(-34px)}
39%{transform:translateY(0)}
49%{transform:translateY(-34px)}
59%{transform:translateY(0)}
67%{transform:rotate(-7deg)}
75%{transform:rotate(7deg)}
83%{transform:rotate(-5deg)}
91%{transform:rotate(0);opacity:1}
100%{transform:scale(.9);opacity:0}
}
@keyframes stamp-drop{0%{opacity:0;transform:translateY(-280px) rotate(-13deg) scale(1.2)}
60%{opacity:1}
100%{opacity:1;transform:translateY(0) rotate(-6deg) scale(1)}
}
@keyframes ring{0%{opacity:1;transform:scale(.6)}
100%{opacity:0;transform:scale(2)}
}
@keyframes shake{0%,100%{transform:translate(0)}
25%{transform:translate(3px,3px)}
75%{transform:translate(-3px,-2px)}
}
@keyframes character-pulse{50%{opacity:.65}
}
@media(min-width:600px){.hero-title{font-size:42px}
.hero-art{height:280px}
.hero-art img{height:265px}
.hero-art:before{width:255px;height:255px}
.page{padding-left:36px;padding-right:36px}
.stamp-grid{gap:20px}
.stamp-mark .stamp-name{font-size:17px}
.stamp-mark .stamp-number{font-size:22px}
.stamp-stage{height:430px}
}
@media(max-width:359px){.page{padding-left:16px;padding-right:16px}
.hero-title{font-size:30px}
.site-header{padding:14px 16px}
.photo-topbar h1{font-size:21px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
.playing .stamp-character{animation:none;opacity:1}
.playing .stamp-mark{animation-name:stamp-fade}
.impacted{animation:none}
.impacted .stamp-character{opacity:0}
.impacted .stamp-ring{animation:none}
.photo-2d.reacting{animation:none}
@keyframes stamp-fade{from{opacity:0}
to{opacity:1}
}
}

/* 押す前はいなりんを出さず、ボタンを押したら登場させる。 */
.stamp-stage:not(.playing) .stamp-character{opacity:0}
.stamp-stage:not(.playing)::before{content:"？";position:absolute;inset:0;display:grid;place-items:center;color:#fff9ea;font-size:120px;font-weight:800;opacity:.85;z-index:2;animation:hint-pulse 1.6s ease-in-out infinite}
@keyframes hint-pulse{50%{transform:scale(1.08);opacity:.6}}
@media (prefers-reduced-motion:reduce){.stamp-stage:not(.playing)::before{animation:none}}

/* ヘッダー: いなりんの顔ロゴ＋タイトル */
.header-logo{height:38px;width:auto;display:block}
.site-header{justify-content:flex-start}
/* トップ: いなりんの背景に公園マップ（仮マップの上帯は隠す） */
.hero-art{max-width:none}
.hero-art:before{content:none}
.hero-map{position:absolute;inset:0;border-radius:22px;overflow:hidden;box-shadow:0 0 0 2px #d7af46}
.hero-map img{position:absolute;left:0;bottom:0;width:100%;height:112%;object-fit:cover;object-position:center bottom}
.hero-map:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#fff9ea00 45%,#fff9ea66)}
.hero-art .hero-inarin{position:relative;z-index:1;height:210px;width:auto;object-fit:contain}
@media (min-width:600px){.hero-art .hero-inarin{height:250px}}
.hero-caption{z-index:2}

/* トップの3Dいなりん（読み込めたらふわっと出す） */
.hero-3d{position:absolute;inset:0;z-index:1;opacity:0;transition:opacity .4s ease;cursor:grab;touch-action:pan-y}
.hero-3d.is-ready{opacity:1}
.hero-3d canvas{display:block;width:100%!important;height:100%!important}
.hero-3d:after{content:"指でくるっと回せるよ";position:absolute;left:12px;bottom:10px;padding:4px 10px;border-radius:99px;background:#fff9eae6;color:var(--ink);font-size:12px;font-weight:700;pointer-events:none}

/* 空間AR: カメラ映像を全画面に見せ、操作は映像の上に半透明で重ねる（土台の ar.html と同じ構成） */
.ar-overlay .photo-topbar{background:linear-gradient(180deg,#000000a6,#0000);color:#fff;padding:max(12px,env(safe-area-inset-top)) 16px 18px}
.ar-overlay .photo-topbar h1{color:#fff;font-size:18px;text-shadow:0 1px 4px #0009}
.ar-overlay .photo-topbar a{color:#fff;background:#00000073;border:1px solid #ffffff59;border-radius:30px;padding:6px 14px;min-height:40px;text-decoration:none;font-size:15px}
.ar-hint{margin:4px auto 0;max-width:calc(100% - 32px);background:#0000008c;color:#fff;border-radius:30px;padding:10px 18px;font-size:16px;line-height:1.5}
.ar-controls{background:linear-gradient(0deg,#00000099,#0000);padding:28px 16px max(24px,calc(env(safe-area-inset-bottom) + 14px))}
.ar-controls .status-text{color:#fff;text-align:center;font-size:15px;text-shadow:0 1px 4px #000c;margin-bottom:12px}
.ar-editor[data-state="idle"] .ar-controls,.ar-editor[data-state="fallback"] .ar-controls{background:none}
.ar-actions{display:flex;align-items:center;justify-content:center;gap:34px}
.ar-tool{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:0;color:#fff;font-size:13px;font-weight:700;text-shadow:0 1px 3px #000c;min-width:64px}
.ar-tool-icon{width:52px;height:52px;border-radius:50%;background:#00000073;border:1px solid #ffffff73;display:grid;place-items:center;font-size:24px}
.ar-tool:disabled{opacity:.45}
.ar-shutter{width:78px;height:78px;border-radius:50%;background:#fff;border:5px solid #ffffff73;background-clip:padding-box;display:grid;place-items:center;padding:0}
.ar-shutter-inner{width:58px;height:58px;border-radius:50%;border:3px solid var(--red)}
.ar-shutter:active{transform:scale(.92)}
.ar-shutter:disabled{opacity:.5}
.back-top{text-align:center;margin:8px 0 4px}