.niji-masu{font-family:"Noto Sans JP",sans-serif;color:#344d59;max-width:1100px;margin:24px auto;padding:20px;background:#fff;border:1px solid #d5eaf0;border-radius:24px;box-sizing:border-box}.niji-masu *{box-sizing:border-box}.niji-masu h2{margin:8px 0;color:#267d9b;font-size:clamp(24px,4vw,34px)}.niji-masu .mk-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:24px}.niji-masu form{padding:20px;background:#f2fafc;border-radius:18px;align-self:start}.niji-masu label{display:block;font-weight:700;margin:0 0 16px}.niji-masu select{display:block;width:100%;margin-top:7px;padding:11px;border:1px solid #9fbec8;border-radius:9px;background:#fff;color:inherit;font:inherit}.niji-masu button{font:inherit;font-weight:700;min-height:44px;padding:10px 15px;border:1px solid #b9d4dc;border-radius:12px;background:#fff;color:inherit;cursor:pointer}.niji-masu button:focus-visible,.niji-masu select:focus-visible{outline:3px solid #24688a;outline-offset:3px}.niji-masu button:disabled{opacity:.55;cursor:wait}.niji-masu .mk-create,.niji-masu [data-save]{color:#fff;background:#267d9b;border-color:#267d9b;width:100%}.niji-masu .mk-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.niji-masu .mk-toolbar button{flex:1 1 150px}.niji-masu canvas{display:block;width:100%;height:auto;background:#fff;border:1px solid #b9d4dc;box-shadow:0 3px 15px #2a536512}.niji-masu .mk-note{font-size:13px;color:#536e79}.niji-masu .mk-status{min-height:2em;color:#246f8b}.niji-masu .mk-zoom{overflow:auto;max-height:90vh}.niji-masu .mk-zoom canvas{width:794px;max-width:none}.niji-masu .mk-intro{padding:24px;border-radius:24px;background:linear-gradient(125deg,#e5f6fb,#f2fafc 55%,#def1f7);margin-bottom:24px}.niji-masu .mk-intro p{margin:6px 0}.niji-masu .mk-preview-head{display:flex;flex-wrap:wrap;gap:8px;align-items:end;justify-content:space-between}.niji-masu .mk-preview-head label{min-width:130px}.niji-masu .mk-description{font-size:13px;font-weight:400;color:#536e79}.niji-masu [hidden]{display:none!important}@media(max-width:760px){.niji-masu{padding:14px;margin:14px 0}.niji-masu .mk-layout{grid-template-columns:1fr}.niji-masu form{padding:16px}}
.niji-masu .mk-intro h2,.niji-masu h3{background:none!important;border:0!important;box-shadow:none!important;padding:0!important;line-height:1.4!important}
.niji-masu .mk-actions{display:flex;flex-direction:column;gap:8px;margin-top:8px}.niji-masu .mk-actions button{width:100%}
.niji-masu .mk-intro h2::before,.niji-masu .mk-intro h2::after,.niji-masu h3::before,.niji-masu h3::after{display:none!important}
.niji-masu .mk-back{margin:0 0 14px}.niji-masu .mk-back a{display:inline-flex;align-items:center;min-height:44px;color:#6d5d70!important;font-size:14px;font-weight:800;text-decoration:none!important}.niji-masu .mk-back a:hover{color:#bd3f70!important;text-decoration:underline!important}.niji-masu .mk-back a:focus-visible{outline:3px solid #24688a;outline-offset:3px}
.niji-masu .mk-intro{display:flex;align-items:center;justify-content:space-between;gap:20px}.niji-masu .mk-intro-copy{min-width:0;flex:1}.niji-masu .mk-grid-art{display:block;flex:none;width:clamp(145px,26%,235px);height:auto;max-width:35%;filter:drop-shadow(0 8px 13px #4d92aa28)}
@media(max-width:600px){.niji-masu .mk-intro{gap:12px;padding:18px}.niji-masu .mk-grid-art{width:105px;max-width:30%}.niji-masu .mk-intro h2{font-size:clamp(21px,6vw,29px)}}
.niji-masu .mk-toolbar{align-items:center;gap:6px;margin:0 0 6px}
.niji-masu .mk-toolbar button{flex:0 1 auto;font-size:14px;padding:8px 10px}
.niji-masu .mk-toolbar label{display:flex;align-items:center;gap:6px;margin:0;font-size:14px;white-space:nowrap}
.niji-masu .mk-toolbar select{width:auto;min-height:44px;margin:0;padding:8px 24px 8px 9px;font-size:14px}
.niji-masu .mk-preview-head h3{margin:6px 0!important;font-size:16px!important;line-height:1.4!important}
@media(max-width:760px){.niji-masu .mk-toolbar label{font-size:13px}}