/* Shared tool layout. Existing data, controls and SEO text remain in the DOM. */
:root{--surface:#fff;--soft-blue:#f1f5ff;--soft-teal:#f2f8f7;--soft-neutral:#f8fafc}
body{background:#f5f7fb}
body header,.development header{max-width:1200px;padding:20px 0;gap:20px}
main{padding:28px 0 40px}
.service-tabs{display:flex;align-items:center;gap:4px;flex-shrink:0;background:#eaf0f8;border:1px solid #dce4f0;border-radius:12px;padding:4px;font-size:14px}
.service-tabs a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:8px 18px;text-decoration:none;color:#52627c;border-radius:8px;font-weight:600;white-space:nowrap}
.service-tabs a[aria-current=page]{background:#fff;color:#3159dc;box-shadow:0 2px 6px #2639560c;font-weight:750}
.service-tabs a:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #91b7ff;outline-offset:3px}
.tool-intro,.development .tool-intro{margin:0 0 22px;display:block}
.tool-intro h1,.development .tool-intro h1{font-size:32px;line-height:1.4;letter-spacing:-.045em;margin:0 0 8px;white-space:normal}
.tool-intro p,.development .tool-intro .lead{font-size:15px;line-height:1.7;margin:0;color:var(--muted)}
.workspace{gap:20px;grid-template-columns:340px minmax(0,1fr)}
.output,.dev-output{gap:20px;min-width:0}
.panel,.focus-box{padding:24px;border-radius:16px;box-shadow:0 3px 14px #21397203}
.panel h2,.heading-row h2,.toys-panel h2{font-size:21px;line-height:1.5;letter-spacing:-.03em}
.section-heading,.heading-row{margin-bottom:16px}
.card-title{display:flex;align-items:center;gap:9px;min-width:0}
.card-title h2{min-width:0;margin:0}
.section-icon{display:grid;place-items:center;width:32px;height:32px;flex:0 0 32px;border-radius:9px;background:#e9effb;font-size:18px;color:#3159dc}
.dev-workspace{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;max-width:960px;margin:0 auto}
.month-panel{position:static;display:grid;grid-template-columns:1fr minmax(0,1fr);align-items:start;gap:0 24px;border-top:1px solid var(--line)}
.month-panel h2{grid-column:1/-1;margin-bottom:10px;font-size:18px}
.month-panel .field{margin:0;font-size:13px}
.month-panel>details{margin:0;border:0;padding:0}
.month-panel>details>summary{min-height:48px;margin-top:22px;padding:12px 0;font-size:14px}
.month-panel .birth-form .field{margin:10px 0}
.development-summary{background:var(--soft-blue);border:1px solid #dce5f7}
.focus-box .month-kicker{font-size:14px;color:#526786;margin:0 0 12px}
.month-kicker strong{color:#3159dc;font-size:17px}
.focus-box .focus-line{font-size:16px;line-height:1.7;color:#253c61;margin:12px 0 14px;font-weight:650}
.development-highlights{display:grid;gap:10px;list-style:none;padding:0;margin:0}
.development-highlights li{font-size:15px;line-height:1.75;overflow-wrap:anywhere}
.development-highlights li>span{display:inline-block;color:#526786;font-size:12px;margin-right:8px;border:1px solid #d0dbee;border-radius:5px;padding:0 6px}
.reference-caption{font-size:13px!important;margin:14px 0 0!important;line-height:1.7}
.summary-check-link{display:inline-flex;align-items:center;min-height:44px;font-size:13px;color:#3159dc;text-decoration:none;margin-top:4px}
.play-panel{background:#fff;border-top:3px solid #a9bee8}
.play-grid{gap:12px}
.play-card,.play-card:nth-child(2),.play-card:nth-child(3){background:var(--soft-teal);border-color:#dce8e5;padding:18px}
.play-card .play-number{font-size:20px;color:#436a72}
.play-card h3{font-size:18px;line-height:1.55}
.play-card p{font-size:15px;line-height:1.8}
.play-card .materials{font-size:13px}
.play-card .source-link{font-size:13px;line-height:1.7}
.area,.anchor-label{font-size:12px;line-height:1.6}
.source-link,.toy-safety .source-link{font-size:13px;line-height:1.75}
.play-card .done-button{margin-top:12px;min-height:48px}
.play-actions{gap:8px;margin-top:18px}
.safety-tip{font-size:13px;line-height:1.85;background:#f5f7fb}
.toys-panel{background:var(--soft-neutral);border-top:1px solid #e0e6ed}
.toy-list{gap:12px;margin:18px 0}
.toy-card{padding:16px;gap:10px;background:#fff}
.toy-icon{background:#f0f3f7}
.toy-card p{font-size:14px;line-height:1.8}
.development .check-panel{background:#fff;border-top:3px solid #bed9d3}
.check-panel .section-icon{background:#eaf4f1;color:#33766e}
.check-row{background:#fafcfc;border-color:#e1e9e7}
.check-copy p{font-size:15px;line-height:1.8}
.check-row .field,.check-row small{font-size:12px}
.check-row select{font-size:16px;min-height:48px}
.section-intro{line-height:1.8}
.recent-records{margin-top:20px!important;padding:0;border-bottom:0}
.recent-records>summary{min-height:48px;padding:12px 0;font-size:14px}
.recent-records #history{border:0;border-radius:12px;padding:16px;background:#f7f9fc;box-shadow:none;margin-top:8px}
.recent-records #history h2{font-size:18px}
.history-empty{padding:20px 12px}
.record-row .text-button{min-height:44px}
.information-disclosure{border:1px solid var(--line);background:#fff;border-radius:14px;margin:24px 0 0;padding:0}
.information-disclosure>summary{min-height:52px;padding:15px 20px;font-size:15px;line-height:1.6}
.information-disclosure[open]>summary{border-bottom:1px solid var(--line)}
.information-content{padding:22px}
.information-content>.explanation{margin-top:28px}
.information-content .growth-faq{margin-top:28px}
.service-about>h2{font-size:19px;margin:0 0 16px}
.service-about .intro{margin-bottom:18px;gap:16px}
.service-about .intro h3{font-size:22px;line-height:1.55;margin:0 0 12px;color:#253c61}
.service-about .hero-visual{max-width:150px}
.service-about .reference-tag{max-width:100%;flex-shrink:1}
.technical-title{font-size:17px;margin-top:24px}
#technical{font-size:14px;line-height:1.9;overflow-wrap:anywhere}
.growth-faq details{padding:0}
.growth-faq summary{padding:14px 0;min-height:48px}
.growth-faq details p{padding-bottom:16px}
.partner-disclosure>.advertiser-banner,.partner-disclosure>.partner-options{margin:16px;border-radius:12px}
.information-disclosure>#development-link{margin:16px!important}
.data-policy{padding:0;border:0}
.data-policy>summary{min-height:48px;padding:13px 0}
.data-policy p{line-height:1.9}
.bottom-link.service-banner{margin-top:28px;min-height:156px;background:#edf2fc;border:1px solid #d5e0f3;color:#21395f;border-radius:16px;padding:24px;gap:22px;box-shadow:none}
.service-banner .eyebrow{color:#526b96;font-size:12px;letter-spacing:0;margin:0 0 6px}
.service-banner h2{font-size:20px;line-height:1.5}
.service-banner p{font-size:14px;line-height:1.8;color:#5b6e8c;max-width:640px}
.service-banner>a{min-height:48px;background:#fff;border:1px solid #cbd8ee;color:#3159dc;padding:11px 16px;text-align:center;line-height:1.6}
footer.site-footer,.development footer.site-footer{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:20px;padding:24px 0 0;margin-top:24px;border-top:1px solid var(--line)}
.site-footer p{font-size:13px;line-height:1.8;overflow-wrap:anywhere}
.site-footer .footer-links{align-items:flex-end}
footer.site-footer .creator-footer-link{min-height:44px;font-size:13px;line-height:1.7;white-space:normal}
.site-footer>.affiliate-notice{grid-column:1/-1;margin:0}
.catalogue main{max-width:960px}
.catalogue .catalogue-intro{margin:24px 0}
.catalogue .catalogue-intro h1{font-size:30px}
.adsense-placement{margin:24px 0;padding:24px;clear:both}
.google-auto-placed{margin-block:28px!important;max-width:100%;clear:both;isolation:isolate}
.google-auto-placed ins.adsbygoogle{display:block}
/* Do not clip ads or use CSS to reposition Google's anchor/overlay formats. */
main,header,.panel,.focus-box,.dev-output,.dev-workspace,.card-title>*,.check-row>*{min-width:0;max-width:100%}
main p,main li,main h2,main h3,summary,.toy-copy,.service-banner>div{overflow-wrap:anywhere}
img,svg{max-width:100%}
button,.supply-link,.catalogue-link{max-width:100%}
@media(max-width:1250px){body header,.development header{padding:18px 28px}main{padding:26px 28px 40px}}
@media(max-width:1050px){.play-grid{grid-template-columns:minmax(0,1fr)}.play-card .done-button{align-self:stretch}.play-card .source-link{margin-top:0}}
@media(max-width:800px){
 body header,.development header{padding:16px;gap:12px;align-items:center}
 main{padding:22px 16px 36px}
 .tool-intro h1,.development .tool-intro h1{font-size:27px;line-height:1.45}
 .tool-intro,.development .tool-intro{margin-bottom:18px}
 .workspace{grid-template-columns:minmax(0,1fr);gap:18px}
 .output,.dev-output,.dev-workspace{gap:18px}
 .panel,.focus-box,.month-panel{padding:20px}
 .panel h2,.heading-row h2,.toys-panel h2{font-size:20px}
 .month-panel{grid-template-columns:minmax(0,1fr);gap:8px}
 .month-panel>details>summary{margin-top:0;padding:8px 0;min-height:44px}
 .month-panel h2{margin-bottom:0}
 .play-grid,.toy-list,.sources-grid{grid-template-columns:minmax(0,1fr)}
 .check-row{grid-template-columns:minmax(0,1fr);gap:10px;padding:15px}
 .check-row .field{max-width:100%}
 .play-card{padding:18px}
 .section-heading,.heading-row,.related-heading{flex-wrap:wrap;gap:10px}
 .information-content{padding:18px}
 .information-disclosure>summary{padding:14px 18px}
 .bottom-link.service-banner{flex-direction:column;align-items:stretch;padding:22px;gap:18px;min-height:0}
 .service-banner>a{align-self:flex-start;max-width:100%;white-space:normal}
 footer.site-footer,.development footer.site-footer{grid-template-columns:minmax(0,1fr);gap:12px;margin-top:24px;padding-top:24px;align-items:start}
 .site-footer .footer-links{align-items:flex-start}
 .history-row button{min-width:44px;min-height:44px}
 .catalogue .catalogue-intro h1{font-size:27px}
 .privacy-note{font-size:13px;line-height:1.75}
}
@media(max-width:520px){
 .service-tabs{width:100%;flex-shrink:1}
 .service-tabs a{flex:1;padding:8px 10px}
 .brand{max-width:100%}
 .panel,.focus-box,.month-panel{padding:18px}
 .play-actions .secondary{flex:1;min-height:48px}
 .play-actions .text-button{min-height:48px}
 .two-col{gap:10px}
 .birth-actions button{min-height:44px}
 .service-about .reference-tag{display:block}
 .service-about .hero-visual{display:none}
 .toy-card{padding:14px}
 .history-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto}
 .history-row>span:first-child{grid-column:1/-1}
}
@media(max-width:360px){main{padding-inline:14px}.tool-intro h1,.development .tool-intro h1{font-size:25px}.card-title h2{font-size:19px}.section-icon{width:28px;height:28px;flex-basis:28px}.service-tabs{font-size:13px}.toy-icon{flex-basis:32px;width:32px;height:32px}.supply-link{padding-inline:10px}}

/* Three-service navigation fits narrow mobile screens. */
@media(max-width:520px){.service-tabs a{min-width:0;padding:8px 5px;font-size:12px;gap:4px}}