.help-dialog { width: min(840px, calc(100vw - 32px)); max-height: calc(100vh - 32px); }
.help-content { min-height: 0; padding: 20px 28px 8px; overflow: auto; color: #334155; }
.help-intro { padding-bottom: 15px; border-bottom: 1px solid #dbe2ea; }
.help-intro span { display: block; margin-top: 14px; color: #1d4ed8; font-size: 11px; font-weight: 800; }
.help-intro span:first-child { margin-top: 0; }
.help-intro p { margin: 7px 0 0; font-size: 13px; line-height: 1.55; }
.help-section { padding: 15px 0; border-bottom: 1px solid #dbe2ea; }
.help-section:last-child { border-bottom: 0; }
.help-section h3 { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; color: #172033; font-size: 16px; }
.help-section h3 i { color: #2563eb; font-size: 17px; }
.help-section ul { margin: 0; padding-left: 20px; }
.help-section li { margin: 0 0 7px; font-size: 12px; line-height: 1.55; }
.help-section li:last-child { margin-bottom: 0; }
@media(max-width:640px){.help-dialog{width:100vw;max-width:100vw;height:100vh;max-height:100vh;border-radius:0}.help-content{padding:16px}.help-section h3{font-size:14px}}