*{box-sizing:border-box}
:root{--ink:#1b1f24;--mut:#5d6672;--line:#d9dde3;--acc:#c2410c;--acc2:#7c2d12;--bg:#f6f4f1;--ok:#2f9e44;--tight:#f08c00;--in:#e03131}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Hiragino Sans","Noto Sans JP",sans-serif}
a{color:var(--acc2)}
.top{display:flex;justify-content:space-between;align-items:center;padding:10px 18px;background:#1b1f24;color:#fff;gap:12px;flex-wrap:wrap}
.top .logo{color:#f59f00;font-size:20px}.top .by{color:#adb5bd;font-size:13px}
.langpick{font-size:13px;color:#ced4da;display:flex;gap:6px;align-items:center;margin-right:200px}
.langpick select{font:inherit}
.hero{max-width:1180px;margin:0 auto;padding:22px 18px 8px}
.hero h1{font-size:28px;line-height:1.2;margin:0 0 12px}
.better{margin:0 0 10px;padding-left:20px}.better li{margin:6px 0}
.monthly{background:#fff4e6;border:1px solid #ffd8a8;border-radius:8px;padding:8px 12px;margin:8px 0}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0}
.btn{display:inline-block;border:1px solid var(--acc);background:#fff;color:var(--acc2);border-radius:8px;padding:9px 14px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn.primary{background:var(--acc);color:#fff}.btn.ghost{border-color:var(--line);color:var(--ink)}
.btn.small{padding:6px 10px;font-size:14px}.btn[disabled]{opacity:.45;cursor:not-allowed}
.filebtn{position:relative}
.app{max-width:1180px;margin:0 auto;padding:8px 18px 18px;display:grid;grid-template-columns:390px 1fr;gap:16px}
.side{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-width:0}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:8px}
.tab{border:1px solid var(--line);background:#f1f3f5;border-radius:6px;padding:6px 8px;font:inherit;font-size:13px;cursor:pointer}
.tab.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pane{display:none}.pane.on{display:block}
.pane h3{font-size:15px;margin:14px 0 6px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:6px 0}
.row label{font-size:13px;display:flex;gap:5px;align-items:center}
input[type=number]{width:72px}input,select{font:inherit;font-size:14px;padding:3px 5px;border:1px solid #c5cbd3;border-radius:5px;background:#fff}
#bedX,#bedY,#bedZ{width:60px}
#key{flex:1;min-width:160px}
.hint{font-size:12.5px;color:var(--mut);margin:6px 0}
.warn{background:#fff5f5;border:1px solid #ffc9c9;color:#a61e4d;padding:6px 8px;border-radius:6px;font-size:13px}
.meas{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px}
.meas .grp{grid-column:1/-1;font-weight:700;font-size:12px;text-transform:uppercase;color:var(--mut);margin-top:6px}
.meas label{display:flex;flex-direction:column;font-size:12.5px}
.meas label input{width:100%}
.meas label small{color:var(--mut);font-size:11px;line-height:1.25}
.acc{font-size:12px;columns:2;column-gap:14px}
.acc div{display:flex;justify-content:space-between;border-bottom:1px dotted var(--line)}
.lib{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.lib button{text-align:left;border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 8px;font:inherit;font-size:13px;cursor:pointer}
.lib button[disabled]{opacity:.5;cursor:not-allowed}
.lib .tag{font-size:10.5px;border-radius:4px;padding:0 4px;margin-left:4px;background:#e7f5ff;color:#1864ab}
.lib .tag.pro{background:#fff4e6;color:#d9480f}.lib .tag.soon{background:#f1f3f5;color:#495057}
.plist{display:flex;flex-direction:column;gap:4px;margin:6px 0}
.plist .it{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:6px;padding:4px 8px;font-size:13px;cursor:pointer}
.plist .it.sel{border-color:var(--acc);background:#fff8f3}
.plist .it button{border:0;background:none;color:var(--mut);cursor:pointer;font-size:16px}
.impopts{border:1px dashed var(--line);border-radius:8px;padding:6px 8px;margin:6px 0}
.chk{gap:4px}
.pro{border:2px solid #ffd8a8;background:#fffaf5;border-radius:10px;padding:8px 12px;margin:12px 0}
.pro ul{margin:4px 0 8px;padding-left:18px;font-size:13.5px}
.stage{min-width:0}
.view{height:520px;background:linear-gradient(#e9ecef,#dee2e6);border-radius:10px;border:1px solid var(--line);position:relative;overflow:hidden}
.view canvas{display:block;width:100%;height:100%}
.view .nogl{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--mut);padding:20px;text-align:center}
.legend{font-size:12px;color:var(--mut);margin:6px 2px;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.sw{display:inline-block;width:12px;height:12px;border-radius:3px}.sw.ok{background:var(--ok)}.sw.tight{background:var(--tight)}.sw.in{background:var(--in)}
.status{font-size:13px;color:var(--acc2);min-height:20px}
.out{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;min-height:40px}
.out:empty{display:none}
.out h4{margin:4px 0;font-size:15px}.out table{border-collapse:collapse;font-size:13px}.out td{padding:2px 8px 2px 0}
.out .big{font-size:20px;font-weight:700}
.tplview{margin-top:10px;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:auto;max-height:520px}
.tplview:empty{display:none}.tplview svg{display:block;width:100%;height:auto;max-height:640px}
.how{max-width:1180px;margin:10px auto;padding:0 18px}
.foot{max-width:1180px;margin:20px auto;padding:10px 18px;color:var(--mut);font-size:12px}
@media (max-width:900px){.app{grid-template-columns:1fr}.view{height:380px}.langpick{margin-right:0}.hero h1{font-size:22px}}