:root{--blue:#2f7dd1;--deep:#1b5fb0;--sky:#5aa9ff;--ink:#1f2a33;--muted:#6b7c88;--line:rgba(150,190,230,.4);--paper:#f5f9ff}
*{box-sizing:border-box}
html{background:#f7fbff}
body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;background:radial-gradient(circle at 8% 0%,rgba(200,225,255,.55),transparent 30rem),linear-gradient(180deg,#f7fbff,#f2f8ff 55%,#fff)}
.wrap{max-width:1040px;margin:auto}
.hero{padding:28px 16px 23px;border-bottom:1px solid rgba(180,210,240,.5)}
.market-kicker{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:900;color:var(--deep);letter-spacing:.08em}
.market-live-dot{width:7px;height:7px;border-radius:50%;background:#1fbf6d;box-shadow:0 0 8px #1fbf6d;animation:livePulse 1.6s ease-in-out infinite}
@keyframes livePulse{50%{opacity:.35;transform:scale(.75)}}
.eyebrow{font-size:11px;font-weight:900;letter-spacing:.14em;color:var(--deep);margin-top:8px}
h1{font-size:29px;margin:7px 0 8px;color:#16324f}.hero p{margin:0;color:#4d6272;font-size:14px;line-height:1.65}
.market-metrics{display:flex;gap:14px;margin-top:12px;font-size:11px;color:#436079;flex-wrap:wrap}
.market-metrics b{color:var(--deep);font-size:13px}
.notice{display:inline-block;margin-top:11px;padding:7px 10px;background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:999px;font-size:11px;color:#4d6272;backdrop-filter:blur(10px)}
.controls{padding:14px 16px 9px;position:sticky;top:0;z-index:5;background:rgba(247,251,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(180,210,240,.4)}
.search-shell{position:relative;display:flex;align-items:center}
.search-shell span{position:absolute;left:15px;color:#8ba3b8;font-size:16px;pointer-events:none}
.search{width:100%;padding:14px 15px 14px 38px;border:1px solid var(--line);border-radius:14px;font-size:16px;background:rgba(255,255,255,.9);outline:none}
.search:focus{border-color:var(--blue)}
.filter{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:8px}.filter select{min-width:0;padding:10px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.85);color:#33495a}
.summary{font-size:12px;color:var(--muted);padding:9px 2px 0;display:flex;justify-content:space-between}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 18px;padding:18px 16px 115px}
.card{position:relative;background:transparent;border:0;box-shadow:none;overflow:visible;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease;-webkit-tap-highlight-color:rgba(47,125,209,.1);touch-action:manipulation}
.card:active{transform:scale(.985)}
.card:focus-visible{outline:3px solid rgba(47,125,209,.3);outline-offset:6px;border-radius:18px}
.photo{
 position:relative;height:385px;display:flex;align-items:center;justify-content:center;
 overflow:hidden;padding:4px;margin:0 3px 10px;border-radius:24px;
 background:linear-gradient(145deg,rgba(255,255,255,.6),rgba(220,236,255,.25));
 border:1px solid rgba(255,255,255,.9);
 box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 12px 30px rgba(40,70,110,.08);
 backdrop-filter:blur(16px);
}
.photo:before{content:"";position:absolute;inset:7% 9%;border-radius:28px;background:radial-gradient(circle at 45% 30%,rgba(255,255,255,.7),rgba(210,230,255,.15) 60%,transparent 75%);filter:blur(8px)}
.photo .loading{display:none}
.photo .loading.image-error{
 position:relative;z-index:3;display:flex;align-items:center;justify-content:center;
 width:100%;height:100%;padding:18px;text-align:center;color:#7c8f9d;
 font-size:12px;font-weight:800;line-height:1.6;
}
.photo img{
 position:relative;z-index:2;width:auto;height:100%;max-width:100%;
 object-fit:contain;padding:0;
 transform:scale(1);
 filter:drop-shadow(0 18px 14px rgba(30,50,80,.2));
}
.info{
 margin:0 3px;padding:12px 13px 14px;border-radius:18px;
 background:linear-gradient(145deg,rgba(255,255,255,.85),rgba(240,247,255,.55));
 border:1px solid rgba(255,255,255,.9);
 box-shadow:0 8px 24px rgba(30,60,100,.07),inset 0 0 0 1px rgba(170,200,230,.2);
 backdrop-filter:blur(16px);
}
.name{font-size:15px;font-weight:900;line-height:1.4;min-height:0;color:#1c3247}
.meta{font-size:10.5px;color:#5c7284;line-height:1.5;margin:6px 0 10px}.rarity{display:inline-block;color:#1b5fb0;background:rgba(219,235,255,.9);border-radius:999px;padding:2px 7px;font-weight:900;margin-right:4px}
.pl{font-size:10px;color:#7791a4;font-weight:800}.price{font-size:25px;font-weight:950;color:var(--deep);letter-spacing:-.02em}.condition{font-size:9.5px;color:#8397a6;margin-top:2px}
.detail-hint{margin-top:10px;font-size:11px;font-weight:850;color:var(--blue)}
.cta{position:fixed;bottom:0;left:0;right:0;padding:9px 14px calc(9px + env(safe-area-inset-bottom));background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-top:1px solid var(--line);z-index:9}.cta button{display:block;width:min(650px,100%);margin:auto;border:0;border-radius:14px;padding:14px;background:linear-gradient(90deg,#2f7dd1,#5aa9ff);color:#fff;font-weight:900;font-size:15px;box-shadow:0 7px 18px rgba(47,125,209,.24)}
.empty{display:none;text-align:center;padding:50px;color:var(--muted)}
.price-loading-panel{grid-column:1/-1;min-height:280px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;margin:10px 0;padding:32px;border:1px solid rgba(47,125,209,.18);border-radius:24px;background:rgba(255,255,255,.82);color:#1b5fb0;font-size:13px;font-weight:850;text-align:center;backdrop-filter:blur(16px)}
.price-loading-copy{display:flex;flex-direction:column;gap:6px;line-height:1.6}
.price-loading-note{font-size:11px;font-weight:650;color:#6c8296}
.price-loading-spinner{width:42px;height:42px;border:4px solid rgba(47,125,209,.14);border-top-color:#2f7dd1;border-right-color:#8be7ff;border-radius:50%;animation:priceLoadingSpin .8s linear infinite;box-shadow:0 0 22px rgba(47,125,209,.16)}
.price-retry{border:0;border-radius:999px;padding:11px 18px;background:#2f7dd1;color:#fff;font-weight:900;cursor:pointer}
body.prices-loading .cta button,body.prices-loading .cartgo{opacity:.5;pointer-events:none;filter:saturate(.55)}
@keyframes priceLoadingSpin{to{transform:rotate(1turn)}}
@media(prefers-reduced-motion:reduce){.price-loading-spinner{animation:none}}

/* 詳細モーダル */
.detail-overlay{position:fixed;inset:0;background:rgba(20,35,50,.45);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:1000;display:none;align-items:flex-end;justify-content:center}
.detail-sheet{width:min(100%,620px);max-height:92dvh;overflow:auto;background:rgba(255,255,255,.97);border-radius:28px 28px 0 0;padding:18px 20px calc(24px + env(safe-area-inset-bottom));box-shadow:0 -20px 60px rgba(20,50,90,.18)}
.detail-top{display:flex;justify-content:flex-end}.detail-close{width:42px;height:42px;border:0;border-radius:50%;background:#eef4fb;font-size:25px;cursor:pointer}
.detail-visual{display:flex;flex-direction:column;align-items:stretch;gap:18px;padding:6px 2px 18px}
.detail-image-wrap{position:relative;display:flex;align-items:center;justify-content:center;width:100%;min-height:340px}
.detail-card-frame{position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;padding:3px;border-radius:18px;overflow:hidden;box-shadow:0 17px 32px rgba(20,50,90,.2),0 0 22px rgba(90,169,255,.25)}
.detail-card-frame::before{content:"";position:absolute;z-index:-2;inset:-55%;background:conic-gradient(from 0deg,transparent 0 17%,#3e9bff 25%,#d0e8ff 31%,#8be7ff 36%,transparent 44% 67%,#61aaff 76%,#fff 82%,transparent 90%);animation:orbitGlow 3.2s linear infinite}
.detail-card-frame::after{content:"";position:absolute;z-index:-1;inset:3px;border-radius:15px;background:#fff}
.detail-image-status{position:absolute;inset:3px;z-index:2;border-radius:15px}
.detail-cardimg{position:relative;z-index:1;display:block;width:auto;height:auto;max-width:min(74vw,310px);max-height:390px;margin:0 auto;border-radius:15px;object-fit:contain}
@keyframes orbitGlow{to{transform:rotate(1turn)}}
.detail-info{width:100%}
.detail-name{font-size:21px;font-weight:900;line-height:1.35;color:#16324f}.detail-meta{font-size:12px;color:#5c7284;line-height:1.7;margin-top:8px}
.detail-price-label{font-size:12px;font-weight:800;color:#6c8296;margin-top:16px}.detail-price{font-size:28px;font-weight:950;color:#1b5fb0;margin-top:3px}
.trend-box{margin:5px 0 18px;padding:13px 14px;border:1px solid rgba(47,125,209,.2);border-radius:16px;background:linear-gradient(135deg,#fff 0%,#f3f8ff 62%,#eef7ff 100%);box-shadow:inset 0 1px rgba(255,255,255,.9)}
.trend-head{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:11px;font-weight:850}.trend-note{color:#7791a4;font-weight:600}
.trend-title{display:flex;align-items:center;gap:7px;letter-spacing:.08em}.trend-title::before{content:"";width:6px;height:6px;border-radius:50%;background:#2f7dd1;box-shadow:0 0 8px #2f7dd1;animation:dataPulse 1.8s ease-in-out infinite}
.trend-change{display:inline-flex;align-items:center;gap:4px;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:900;font-variant-numeric:tabular-nums}
.trend-change.up{color:#008a67;background:#e4fbf4}.trend-change.down{color:#c73b3b;background:#fff0f0}.trend-change.flat{color:#5a6a75;background:#eef2f5}
.spark{width:100%;height:46px;margin-top:7px;overflow:visible}.spark .trend-base{fill:none;stroke:#1b5fb0;stroke-width:4;stroke-linecap:round;stroke-linejoin:round;opacity:.75}.spark .trend-line{fill:none;stroke:url(#trendStroke);stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}.spark .trend-scan{fill:none;stroke:#8be7ff;stroke-width:5.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:.08 .92;filter:url(#trendGlow);opacity:.8;animation:trendScan 2.8s linear infinite}.spark circle{fill:#fff;stroke:#2f7dd1;stroke-width:2;opacity:0;animation:showPoint .25s ease forwards .35s}
.trend-stats{display:flex;justify-content:space-between;gap:8px;margin-top:5px;color:#7791a4;font-size:9px;font-weight:700}
@keyframes trendScan{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}@keyframes showPoint{to{opacity:1}}@keyframes dataPulse{50%{opacity:.45;transform:scale(.75)}}
@media(prefers-reduced-motion:reduce){.detail-card-frame::before,.trend-title::before,.spark .trend-scan,.spark circle{animation:none}.spark .trend-scan{display:none}.spark circle{opacity:1}}

.qty-panel{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px}
.qty-label{font-weight:850;color:#33495a}.qty-control{display:flex;align-items:center;gap:13px}.qty-control button{width:46px;height:46px;border:1px solid #d3e4f5;background:white;border-radius:14px;font-size:25px;font-weight:800;cursor:pointer;color:#1b5fb0}
.qty-num{min-width:28px;text-align:center;font-size:18px;font-weight:900}
.add-cart{width:100%;margin-top:15px;border:0;border-radius:17px;padding:17px;background:linear-gradient(90deg,#2f7dd1,#5aa9ff);color:#fff;font-size:16px;font-weight:900;box-shadow:0 10px 24px rgba(47,125,209,.22);cursor:pointer}
.cartbar{position:fixed;left:0;right:0;bottom:0;z-index:800;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid rgba(180,210,240,.7)}
.cartgo{display:flex;align-items:center;justify-content:center;gap:10px;width:min(100%,620px);margin:auto;text-decoration:none;border-radius:17px;padding:16px;background:linear-gradient(90deg,#2f7dd1,#5aa9ff);color:white;font-weight:900;box-shadow:0 10px 25px rgba(47,125,209,.25)}
.cartcount{display:inline-flex;align-items:center;justify-content:center;min-width:25px;height:25px;padding:0 7px;border-radius:999px;background:white;color:#1b5fb0;font-size:12px}
body{padding-bottom:88px}
@media(max-width:480px){.detail-image-wrap{min-height:300px}.detail-cardimg{max-width:min(76vw,290px);max-height:360px}.detail-name{font-size:18px}.detail-price{font-size:24px}}

@media(max-width:760px){
 h1{font-size:25px}.hero{padding-top:24px}.controls{padding:11px 10px 8px}
 .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 8px;padding:14px 7px 105px}
 .filter{grid-template-columns:1fr 1fr}.filter select:last-child{grid-column:1/3}
 .photo{height:270px;margin:0 1px 7px;padding:0;border-radius:18px}
 .photo img{height:100%;max-width:100%;transform:scale(1)}
 .info{margin:0 1px;padding:10px 9px 12px;border-radius:15px}
 .name{font-size:13px}.meta{font-size:9px;margin:5px 0 8px}.price{font-size:21px}.condition{font-size:8.5px}
}
@media(max-width:390px){.photo{height:245px}.photo img{transform:scale(1)}}