:root{--bg:#f4f6f3;--surface:#fff;--surface2:#e9ede8;--text:#18201b;--muted:#657169;--line:#d8ded9;--green:#245c3d;--green2:#dcecdf;--star:#d58b00;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;margin:0;font-family:Arial,Noto Sans JP,sans-serif}.app-shell{min-height:100dvh;padding-bottom:92px}.topbar{z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:18px 16px 12px;position:sticky;top:0}.brand{align-items:center;gap:12px;max-width:760px;margin:auto;display:flex}.brand p{color:var(--muted);letter-spacing:.14em;margin:0 0 2px;font-size:10px;font-weight:800}.brand h1{margin:0;font-size:21px}.plate-mark{border:2px solid var(--green);width:48px;height:33px;color:var(--green);background:var(--surface);border-radius:6px;place-items:center;font-size:13px;font-weight:900;display:grid}.progress{background:var(--surface2);border-radius:99px;max-width:760px;height:4px;margin:12px auto 0;overflow:hidden}.progress i{background:var(--green);height:100%;display:block}.content{max-width:760px;margin:auto;padding:14px}.search{z-index:4;border:1px solid var(--line);background:var(--surface);border-radius:14px;align-items:center;gap:10px;height:50px;padding:0 14px;display:flex;position:sticky;top:87px;box-shadow:0 4px 16px #18201b0d}.search span{color:var(--muted);font-size:25px}.search input{min-width:0;color:var(--text);background:0 0;border:0;outline:0;flex:1;font-size:16px}.search button{background:var(--surface2);width:30px;height:30px;color:var(--muted);border:0;border-radius:50%;font-size:19px}.hint{color:var(--muted);margin:14px 3px 10px;font-size:13px}.filters{gap:8px;margin:13px 0;display:flex;overflow:auto}.filters button{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--muted);border-radius:99px;flex:none;padding:0 15px;font-weight:700}.filters button.active{background:var(--green);border-color:var(--green);color:#fff}.plate-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;display:grid}.plate-card{text-align:left;border:1px solid var(--line);background:var(--surface);min-height:69px;color:var(--text);touch-action:manipulation;border-radius:12px;padding:10px 8px 9px 36px;position:relative}.plate-card:active:not(:disabled){transform:scale(.98)}.plate-card.found{border-color:var(--green);background:var(--green2)}.plate-card.unknown{opacity:.55}.status{color:var(--muted);position:absolute;top:14px;left:12px}.found .status{color:var(--green);font-weight:900}.plate-name{white-space:nowrap;font-size:18px;font-weight:850;display:block}.plate-name b,.history-card b{color:var(--star);margin-right:4px}.plate-card small{color:var(--muted);margin-top:4px;font-size:10px;display:block}.history-list{gap:12px;display:grid}.history-card{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:17px;box-shadow:0 8px 24px #18201b14}.history-card header{border-bottom:1px solid var(--line);justify-content:space-between;padding-bottom:13px;display:flex}.history-card time{font-size:17px;font-weight:850}.history-card strong{color:var(--green);font-size:13px}.history-card div{flex-wrap:wrap;gap:8px;margin-top:13px;display:flex}.history-card div span{background:var(--surface2);border-radius:8px;padding:7px 10px;font-size:14px;font-weight:700}.empty{text-align:center;color:var(--muted);padding:64px 16px}.empty span{font-size:36px}.empty p{color:var(--text);margin:10px 0 6px;font-weight:800}.tabbar{z-index:10;left:50%;bottom:max(10px,env(safe-area-inset-bottom));border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:repeat(3,1fr);width:min(100% - 24px,520px);height:70px;padding:6px;display:grid;position:fixed;transform:translate(-50%);box-shadow:0 12px 35px #0a140e2e}.tabbar button{color:var(--muted);background:0 0;border:0;border-radius:15px;font-size:11px;font-weight:750}.tabbar button span{font-size:23px;display:block}.tabbar button.active{background:var(--green2);color:var(--green)}.toast{z-index:20;border:1px solid var(--star);background:var(--surface);border-radius:13px;width:max-content;max-width:calc(100% - 28px);padding:14px 18px;font-weight:850;animation:.25s toast;position:fixed;top:18px;left:50%;transform:translate(-50%);box-shadow:0 12px 35px #0a140e38}@keyframes toast{0%{opacity:0;transform:translate(-50%,-8px)}}@media (min-width:600px){.plate-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (prefers-color-scheme:dark){:root{--bg:#101512;--surface:#19201b;--surface2:#242e27;--text:#edf3ee;--muted:#9eaaa1;--line:#344038;--green:#81c79b;--green2:#203d2b;--star:#ffc457}.filters button.active{color:#102016}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}