/* Operator-owned Plus #how-to reference, checked 2026-10-18. All assets local. */
:root{--tb-brand-gradient:linear-gradient(115deg,#1949DF 0%,#1243D2 70%,#234DD3 100%)}
:root{--tb-brand:#1949DF;--tb-hover:#1243D2;--tb-tint:#EDF3FF;--tb-paper:#FFFFFF;--tb-ink:#17243C;--tb-text:#334155;--tb-muted:#52637A;--tb-line:#DDE4F1;--tb-surface:#F3F6FC;--tb-good:#166534;--tb-danger:#B42318;--tb-serif:"Takumi Serif","Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",Georgia,serif;--tb-sans:"Takumi Inter B","Takumi Noto B","Hiragino Sans","Yu Gothic",Meiryo,sans-serif}
.takumi-blue,.takumi-blue-admin{--tk-blue:var(--tb-brand);--tk-orange:var(--tb-brand);--tk-black:var(--tb-ink);--tk-ink:var(--tb-ink);--tk-white:#fff;--tk-line:var(--tb-line);--tk-sans:var(--tb-sans);--tk-display:var(--tb-serif);--tcw-line-ink:var(--tb-ink);--tcw-line-muted:var(--tb-muted);--tcw-line-border:var(--tb-line);--tcw-line-wash:var(--tb-tint);--tcw-line-font:var(--tb-sans);--tpp-blue:var(--tb-brand)}
.tb-icon{width:24px;height:24px;flex:none;vertical-align:middle}
.tb-button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:56px;padding:14px 27px;border:1px solid var(--tb-brand);border-radius:1px;background:var(--tb-brand);color:#fff;text-decoration:none;font:500 16px/1.6 var(--tb-sans);cursor:pointer;transition:background .2s,color .2s,transform .2s}
.tb-button:hover{background:var(--tb-hover);color:#fff}.tb-button--outline{background:#fff;color:var(--tb-brand)}.tb-button--outline:hover{background:var(--tb-tint);color:var(--tb-brand)}
.tb-logo{display:block;width:272px;max-width:100%;height:auto;color:var(--tb-brand);overflow:visible}.tb-logo__glint{opacity:0;animation:tb-logo-light 9s ease-in-out infinite}.tb-logo__glint:nth-child(2){animation-delay:-4.6s}@keyframes tb-logo-light{0%,76%,100%{opacity:0}84%{opacity:.9}92%{opacity:0}}
@media(prefers-reduced-motion:reduce){.tb-logo__lights{display:none}.tb-button{transition:none}}
@media print{.tb-logo__lights{display:none}}