/* V9: dashboard legibility, mobile quiz controls and embedded guide */
.app-header{background:linear-gradient(135deg, #1565c0 0%, #196fe2 50%, #1a73e8 100%)!important}
.app-header .subtitle,.app-header .official-chip,.app-header .independent-notice,.app-header .pwa-status{color:#f1f6ff!important;opacity:1!important}
.app-header .official-chip{background:rgba(255,255,255,0.2)!important;border-color:rgba(255,255,255,0.35)!important;color:#ffffff!important}
.app-header .official-links a,.app-header a{color:#ffffff!important;text-decoration-color:#fbbc04!important;text-decoration-thickness:2px;text-underline-offset:4px}
.app-header .official-links a:focus,.app-header a:focus{outline:3px solid #fbbc04;outline-offset:3px}
.app-header .pwa-status,.app-header .independent-notice{font-size:14px!important;line-height:1.65!important}
.app-header .subtitle{font-size:18px!important;line-height:1.5!important}
.app-header .official-chip{font-size:14px!important;line-height:1.4!important}
.tab-btn{overflow:hidden!important}
.tab-btn .tab-label{white-space:normal!important;overflow-wrap:anywhere!important;text-align:center!important;line-height:1.2!important}
.quiz-tools>*{min-width:0!important;width:100%!important;max-width:100%!important;box-sizing:border-box!important}
#v9-help-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;margin-top:12px;padding:11px 15px;border:2px solid #fff;background:#fff;color:#0b315f;border-radius:12px;font-weight:800;font-size:15px;cursor:pointer}
#v9-help-button:focus{outline:3px solid #fff200;outline-offset:3px}
.v9-help-overlay{position:fixed;inset:0;background:rgba(3,17,34,.72);z-index:99999;display:none;align-items:center;justify-content:center;padding:14px}
.v9-help-overlay.open{display:flex}
.v9-help-dialog{background:#fff;color:#172437;width:min(760px,100%);max-height:90vh;overflow:auto;border-radius:18px;box-shadow:0 20px 70px rgba(0,0,0,.35)}
.v9-help-head{position:sticky;top:0;background:#0b315f;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 20px;z-index:2}
.v9-help-head h2{margin:0;font-size:24px}.v9-help-close{background:#fff;color:#0b315f;border:0;border-radius:10px;padding:9px 13px;font-size:18px;font-weight:900;cursor:pointer}
.v9-help-body{padding:20px}.v9-help-body h3{color:#0b315f;margin:24px 0 8px}.v9-help-body p,.v9-help-body li{font-size:17px;line-height:1.65}.v9-help-body ol{padding-left:24px}.v9-help-tip{background:#fff7d1;border-left:5px solid #d49a00;padding:12px 14px;border-radius:8px;margin:14px 0}.v9-help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.v9-help-card{border:1px solid #c7d4e2;background:#f6f9fc;border-radius:12px;padding:14px}.v9-help-card strong{display:block;color:#0b315f;margin-bottom:5px}
@media(max-width:720px){
 .app-header{padding:24px 20px!important}.app-header .subtitle{font-size:17px!important}.app-header .official-chip{font-size:13px!important}.app-header .independent-notice,.app-header .pwa-status{font-size:15px!important;color:#fff!important}
 .tabs{gap:5px!important}.tab-btn{min-width:0!important;padding:10px 4px!important}.tab-btn .tab-label{font-size:12px!important}
 .quiz-tools{display:grid!important;grid-template-columns:1fr!important;gap:10px!important;width:100%!important;overflow:visible!important}
 .quiz-tools select,.quiz-tools button{display:block!important;width:100%!important;min-height:52px!important;font-size:16px!important;white-space:normal!important}
 .v9-help-grid{grid-template-columns:1fr}.v9-help-body{padding:16px}.v9-help-body p,.v9-help-body li{font-size:16px}.v9-help-head h2{font-size:20px}
}