.help-page main { max-width: 1060px; margin: 0 auto; padding: 120px 28px 64px; }
.help-heading { margin-bottom: 32px; }
.help-heading .eyebrow { color: #167d8d; font-size: 11px; font-weight: 600; letter-spacing: 2px; }
.help-heading h1 { margin: 12px 0; font-size: clamp(30px, 4vw, 46px); letter-spacing: -1px; }
.help-heading > p:last-child { color: var(--muted); line-height: 1.7; }
.help-page h2 { font-size: 21px; font-weight: 600; margin: 0 0 18px; }
.quick-check, .followup { background: #fff; border: 1px solid #e2e5e9; border-radius: 18px; padding: 26px; }
.quick-check ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; list-style: none; margin: 0; padding: 0; counter-reset: check; }
.quick-check li { counter-increment: check; }
.quick-check strong { display: block; margin-bottom: 8px; font-size: 15px; }
.quick-check strong::before { content: counter(check) ' / '; color: #167d8d; }
.quick-check span, .check-note, .followup p { font-size: 14px; color: var(--muted); line-height: 1.8; }
.check-note { margin-top: 20px; padding-top: 16px; border-top: 1px solid #edf0f2; }
.error-search { display: grid; grid-template-columns: 1fr 220px auto; gap: 14px; align-items: end; margin-top: 32px; }
.error-search label { display: block; font-size: 13px; margin-bottom: 8px; font-weight: 500; }
.error-search input, .error-search select, .error-search button { min-height: 46px; width: 100%; border: 1px solid #ccd4dc; border-radius: 9px; padding: 10px 12px; font: inherit; font-size: 14px; background: #fff; color: #1d1d1f; }
.error-search button { cursor: pointer; color: var(--blue); }
.error-search :focus-visible, .error-card summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.result-count { font-size: 13px; color: var(--muted); margin: 16px 0 28px; }
.error-group { margin: 30px 0; }
.error-card { margin: 10px 0; border: 1px solid #e2e5e9; border-radius: 12px; background: #fff; overflow: hidden; scroll-margin-top: 84px; }
.error-card summary { display: flex; align-items: center; gap: 18px; padding: 18px 20px; cursor: pointer; list-style: none; }
.error-card summary::-webkit-details-marker { display: none; }
.error-card summary::after { content: '+'; margin-left: auto; color: #167d8d; font-size: 22px; }
.error-card[open] summary::after { content: '−'; }
.error-card code { color: #167d8d; font: 600 13px ui-monospace, Consolas, monospace; overflow-wrap: anywhere; flex-basis: 245px; flex-shrink: 0; }
.error-card summary span { font-size: 15px; font-weight: 500; }
.error-body { padding: 0 20px 20px; font-size: 14px; line-height: 1.85; }
.error-body p { color: var(--muted); padding-top: 16px; border-top: 1px solid #edf0f2; }
.error-body ol { padding-left: 22px; margin: 12px 0 0; }
.error-body li + li { margin-top: 6px; }
.help-page [hidden] { display: none !important; }
#no-results { padding: 24px; border-radius: 12px; background: #fff; line-height: 1.8; color: var(--muted); }
.followup { margin-top: 36px; }
.followup p + p { margin-top: 12px; }
.followup a { display: inline-block; margin-top: 18px; color: var(--blue); font-size: 14px; }
@media (max-width: 600px) {
  .help-page main { padding: 96px 18px 40px; }
  .quick-check, .followup { padding: 20px; }
  .quick-check ol { grid-template-columns: 1fr; gap: 16px; }
  .error-search { grid-template-columns: 1fr auto; }
  .error-search > div:first-child { grid-column: 1 / -1; }
  .error-card summary { flex-wrap: wrap; gap: 8px; padding: 16px; position: relative; padding-right: 40px; }
  .error-card code { flex-basis: 100%; }
  .error-card summary::after { position: absolute; right: 16px; top: 14px; }
  .error-body { padding: 0 16px 16px; }
}