.radio-page #dialog.feature-help-dialog{box-sizing:border-box;width:min(960px,calc(100vw - 28px));max-width:960px;max-height:calc(100dvh - 28px);padding:28px;border-radius:16px;background:linear-gradient(135deg,#142b39,#0b1824);overflow:auto}
.feature-help-dialog #close-dialog{float:right;position:sticky;top:0;z-index:2;min-width:44px;min-height:44px;background:#102735;border:1px solid #446577;border-radius:9px}
.feature-help-header{padding-right:48px}.feature-help-header small{font:10px/1.5 monospace;letter-spacing:1.3px;color:#ffcd7b}.feature-help-header h2{font:600 32px/1.1 'Barlow Condensed',sans-serif;margin:9px 0}.feature-help-header p{font-size:13px;line-height:1.6;margin:8px 0 22px}
.feature-help-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:24px}.feature-help-tabs{display:flex;flex-direction:column;gap:6px;align-self:start;position:sticky;top:0}.feature-help-tabs button{display:flex;gap:10px;align-items:center;text-align:left;min-height:44px;padding:11px 12px;font-size:12px;background:#0b1c28;border:1px solid #2c485b;border-radius:8px;color:#bed1dd}.feature-help-tabs button>span:first-child{color:#69d9d3;font-size:17px;min-width:18px;text-align:center}.feature-help-tabs button[aria-selected=true]{background:#174047;border-color:#64d8cb;color:#e6fffa;box-shadow:inset 3px 0 #64d8cb}.feature-help-tabs button:focus-visible,.feature-help-body section:focus-visible{outline:2px solid #ffcd7b;outline-offset:3px}
.feature-help-body{min-width:0}.feature-help-body h3{font:600 27px/1.15 'Barlow Condensed',sans-serif;margin:0 0 8px;color:#ffcd7b}.feature-help-body p{font-size:13px;line-height:1.75;margin:0}.feature-help-lead{margin-bottom:18px!important}.feature-help-card{padding:16px 18px;margin:12px 0;background:#0b1c28;border:1px solid #2c485b;border-radius:10px}.feature-help-card h4{font-size:14px;margin:0 0 7px;color:#79e1dc}.feature-help-dialog .tour-launch{margin-top:20px;min-height:44px;border-color:#64d8cb;color:#d4fff6;background:#173b43}
@media(max-width:640px){.radio-page #dialog.feature-help-dialog{padding:18px;width:calc(100vw - 16px);max-height:calc(100dvh - 16px)}.feature-help-header h2{font-size:28px}.feature-help-layout{display:block}.feature-help-tabs{position:sticky;top:-18px;z-index:1;flex-direction:row;overflow-x:auto;padding:9px 2px 12px;margin:0 -2px 18px;background:#102431;scrollbar-width:thin;max-width:100%;border-bottom:1px solid #365465}.feature-help-tabs button{white-space:nowrap;flex:0 0 auto}.feature-help-card{padding:14px}.feature-help-body h3{font-size:25px}}
/* Keep navigation and the selected article independently reachable on short screens. */
.radio-page #dialog.feature-help-dialog{height:min(800px,calc(100dvh - 28px));overflow:hidden}
.feature-help-dialog #close-dialog{position:absolute;top:20px;right:20px;float:none}
.feature-help-dialog #dialog-content{height:100%;min-height:0;display:flex;flex-direction:column}
.feature-help-header{flex:0 0 auto}.feature-help-layout{flex:1;min-height:0}.feature-help-tabs{position:static;max-height:100%;overflow-y:auto;padding:2px 5px 3px 2px;scrollbar-width:thin}.feature-help-tabs button{line-height:1.25;flex-shrink:0}.feature-help-tabs button>span:first-child{line-height:1}.feature-help-body{overflow-y:auto;padding:3px 8px 3px 3px;scrollbar-width:thin}.feature-help-dialog .tour-launch{flex:0 0 auto;align-self:flex-start;margin-top:14px}
@media(max-width:640px){.radio-page #dialog.feature-help-dialog{height:calc(100dvh - 16px)}.feature-help-dialog #close-dialog{top:14px;right:14px}.feature-help-layout{display:flex;flex-direction:column;gap:0}.feature-help-tabs{flex:0 0 auto;max-height:none;overflow-y:hidden;padding:9px 2px 12px;margin-bottom:14px}.feature-help-body{flex:1;min-height:0}.feature-help-header p{margin-bottom:10px}.feature-help-dialog .tour-launch{max-width:100%;font-size:12px}}
@media(max-height:480px){.radio-page #dialog.feature-help-dialog{padding:16px}.feature-help-header small,.feature-help-header>p{display:none}.feature-help-header h2{font-size:25px;margin:0 0 16px}.feature-help-dialog #close-dialog{top:10px;right:12px;min-height:36px;min-width:36px;padding:6px}.feature-help-dialog .tour-launch{min-height:38px;margin-top:10px;font-size:12px}.feature-help-layout{gap:14px}}