@media only screen and (max-width: 1220px) {
  .kingster-header-wrap { display: none; }
  .kingster-mobile-header-wrap { display: block; }
  .kingster-top-bar-right { display: none; }
  .gas-hero h1 { font-size: 56px; }
  .gas-card-grid, .gas-news-grid, .gas-info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gas-footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gas-directory-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media only screen and (min-width: 1221px) {
  .kingster-mobile-header-wrap { display: none; }
}
@media only screen and (max-width: 980px) {
  .gas-hero { min-height: 610px; }
  .gas-hero h1 { font-size: 46px; }
  .gas-split, .gas-two-col, .gas-contact-grid, .gas-admin-grid, .gas-issue-panel, .gas-issue-article { grid-template-columns: 1fr; }
  .gas-issue-pdf-link { justify-self: start; white-space: normal; }
  .gas-timeline, .gas-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gas-editorial-grid, .gas-download-grid, .gas-article-meta-grid { grid-template-columns: 1fr; }
  .gas-admin-shell { grid-template-columns: 1fr; }
  .gas-admin-sidebar { position: fixed; inset: 0 auto 0 0; width: 280px; transform: translateX(-100%); transition: transform .2s ease; z-index: 30; }
  .gas-admin-sidebar.is-open { transform: translateX(0); }
  .gas-admin-menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .gas-admin-main main { padding: 22px; }
}
@media only screen and (max-width: 767px) {
  .kingster-body h1 { font-size: 38px; }
  .kingster-body h2 { font-size: 32px; }
  .gas-hero { min-height: 560px; }
  .gas-hero h1 { font-size: 38px; }
  .gas-hero p { font-size: 17px; }
  .gas-section { padding: 58px 0 36px; }
  .gas-feature-strip { margin-top: 0; }
  .gas-card-grid, .gas-scope-grid, .gas-news-grid, .gas-info-grid, .gas-download-grid, .gas-form-grid, .gas-filter-grid, .gas-admin-stat-grid, .gas-footer-grid, .gas-directory-grid { grid-template-columns: 1fr; }
  .gas-mini-feature { border-right: 0; border-bottom: 1px solid var(--gas-line); }
  .gas-timeline, .gas-flow { grid-template-columns: 1fr; }
  .gas-person-card, .gas-chief-card { grid-template-columns: 1fr; }
  .gas-check-list { columns: 1; }
  .gas-page-title .kingster-page-title-content { padding-top: 115px; padding-bottom: 58px; }
  .kingster-page-title-wrap.kingster-style-custom .kingster-page-title { font-size: 34px; }
  .gas-admin-page-head { align-items: flex-start; flex-direction: column; }
  .gas-search-overlay .search-field { font-size: 20px; height: 58px; }
  .gas-volume-heading { align-items: center; }
  .gas-issue-accordion-toggle { align-items: flex-start; padding: 22px; }
  .gas-issue-accordion-toggle strong { font-size: 21px; }
  .gas-issue-accordion-panel { padding: 20px; }
  .gas-issue-pdf-actions { display: grid; grid-template-columns: 1fr; }
  .gas-issue-pdf-actions .gdlr-core-button { width: 100%; justify-content: center; text-align: center; }
  .gas-issue-index-table-wrap { overflow: visible; border: 0; background: transparent; }
  .gas-issue-index-table, .gas-issue-index-table thead, .gas-issue-index-table tbody, .gas-issue-index-table tr, .gas-issue-index-table th, .gas-issue-index-table td { display: block; min-width: 0; width: 100%; }
  .gas-issue-index-table thead { display: none; }
  .gas-issue-index-table tr { background: #fff; border: 1px solid var(--gas-line); border-radius: 4px; margin-bottom: 14px; padding: 10px 12px; box-shadow: 0 8px 20px rgba(16,43,85,.05); }
  .gas-issue-index-table td { border-bottom: 1px solid #edf2f7; padding: 10px 0; }
  .gas-issue-index-table td:last-child { border-bottom: 0; }
  .gas-issue-index-table td::before { content: attr(data-label); display: block; color: var(--gas-muted); font-size: 11px; font-weight: 800; text-transform: uppercase; margin-bottom: 4px; }
  .gas-issue-table-pdf { width: 100%; justify-content: center; white-space: normal; }
}
@media only screen and (max-width: 420px) {
  .kingster-mobile-header .kingster-logo-inner { max-width: 150px; }
  .gas-hero h1 { font-size: 33px; }
  .gas-card, .gas-side-panel, .gas-issue-panel, .gas-article-detail, .gas-admin-panel, .gas-admin-login-card { padding: 22px; }
  .gas-button-row .gdlr-core-button { width: 100%; text-align: center; }
  .gas-volume-heading { align-items: flex-start; }
  .gas-volume-heading h3 { font-size: 21px; }
  .gas-issue-accordion-toggle { flex-direction: column; gap: 16px; padding: 19px 18px; }
  .gas-issue-toggle-action { width: 100%; min-width: 0 !important; padding-top: 13px; border-top: 1px solid var(--gas-line); justify-content: space-between; }
  .gas-issue-accordion-panel { padding: 18px; }
}