/* ==========================================================================
   barbelbas.com — responsive layer
   1920 / 1600 / 1440 / 1366 / 1280 · 1024 · 768 · 480 / 430 / 414 / 412 / 390 / 375 / 360
   ========================================================================== */

@media (min-width: 1600px) {
  :root { --max: 1440px; }
  body { font-size: 1.08rem; }
}

@media (max-width: 1280px) {
  .nav-trigger, .nav-direct { padding: 0 10px; letter-spacing: .1em; }
  .nav-trigger::after, .nav-direct::after { left: 10px; right: 10px; }
  .home-hero .stage { grid-template-columns: minmax(0, 6fr) minmax(0, 4.4fr) 130px; }
}

/* ---- header switches to the touch navigation ---- */
@media (max-width: 1100px) {
  .primary-nav { display: none; }
  .menu-toggle { display: inline-flex; }
}

@media (max-width: 1100px) {
  .home-hero .stage { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .home-hero .stage .stations { grid-column: 1 / -1; }
  .vstations { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-left: 0; border-top: 2px solid var(--graphite); }
  .vstations li { padding: 18px 10px 0 0; }
  .vstations li::before { left: 0; top: -7px; }
  .vertical-meta { display: none; }
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps li:nth-child(3) { border-right: 0; }
  .steps li:nth-child(4) { padding-left: 0; }
  .steps li:nth-child(n+4) { border-top: 1px solid var(--line); }
  .mx-cells { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mx-cell { border-bottom: 1px solid var(--line); }
  .mx-cell:nth-child(2n) { border-right: 0; }
  .mx-cell:last-child { grid-column: 1 / -1; }
  .foot-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .split > [class*="c-"] { grid-column: 1 / -1; }
  .sticky-col { position: static; }
  .plate-head .grid, .type-head .grid { grid-template-columns: 1fr; }
  .type-head .giant { order: -1; }
  .docket-head .sheet { grid-template-columns: 1fr; }
  .docket-head .sheet-main { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .docket-head .sheet-fields dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .docket-head .field:nth-child(odd) { border-right: 1px solid var(--line); }
  .sec-head { grid-template-columns: 1fr; }
  .sec-head .idx { max-width: 200px; }
  .foot-top { grid-template-columns: 1fr; }
  .mega-inner { grid-template-columns: 1fr; }
  .file-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .file-grid > div { border-right: 1px solid var(--line) !important; border-bottom: 1px solid var(--line) !important; }
  .file-grid > div:nth-child(2n) { border-right: 0 !important; }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workstate { grid-template-columns: 1fr; }
  .workstate .bridge { writing-mode: horizontal-tb; transform: none; padding: 16px; letter-spacing: .24em; }
  .workstate .bridge::before, .workstate .bridge::after { top: 50%; bottom: auto; width: 28px; height: 1px; left: auto; }
  .workstate .bridge::before { left: 14px; } .workstate .bridge::after { right: 14px; }
  .tl-legend, .tl-row { grid-template-columns: 84px repeat(3, minmax(0, 1fr)); gap: 0 12px; }
  .tl-year { font-size: 1.7rem; }
  .home-band { grid-template-columns: 1fr; }
  .home-band > div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 768px) {
  :root { --header-h: 66px; }
  .brand-mark { width: 40px; height: 40px; font-size: .88rem; }
  .brand-name { font-size: 1.12rem; }
  .home-hero .stage { grid-template-columns: 1fr; }
  .home-hero .portrait .plate { margin-inline: auto; }
  .home-hero h1 .last { padding-left: .5em; }
  .vstations { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 22px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps li { border-right: 0 !important; padding-left: 0 !important; border-top: 1px solid var(--line); }
  .steps li:nth-child(odd) { border-right: 1px solid var(--line) !important; padding-right: 16px; }
  .steps li:nth-child(even) { padding-left: 16px !important; }
  .steps li:first-child, .steps li:nth-child(2) { border-top: 0; }
  .pillars { grid-template-columns: 1fr; }
  .pillar:nth-child(even) { padding-left: 0; border-left: 0; }
  .pillar { padding-right: 0; }
  .ledger-row { grid-template-columns: 1fr; gap: 6px; }
  .ledger-row .y { font-size: 1.6rem; }
  .hroute { grid-template-columns: 1fr; }
  .hroute::before { left: 11px; right: auto; top: 12px; bottom: 12px; width: 3px; height: auto; }
  .hroute li { padding: 0 0 26px 48px; }
  .speech { grid-template-columns: 1fr; gap: 4px; }
  .next-station .grid { grid-template-columns: 1fr; }
  .next-station a + a { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; text-align: left; }
  .figure, .figure + .figure { padding-left: 0; padding-right: 0; border-left: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .mx-row > summary { grid-template-columns: 40px minmax(0, 1fr) 26px; }
  .mx-row > summary .stamp { grid-column: 2; grid-row: 2; justify-self: start; }
  .mx-cells { grid-template-columns: 1fr; }
  .mx-cell { border-right: 0 !important; }
  .file-head { grid-template-columns: 1fr; }
  .file-grid { grid-template-columns: 1fr; }
  .file-grid > div { border-right: 0 !important; }
  .register a { grid-template-columns: 44px minmax(0, 1fr); }
  .register .go { display: none; }
  .chamber-head h1 { max-width: none; }

  /* timeline collapses to a single line with track labels */
  .tl-legend { display: none; }
  .tl-row { grid-template-columns: 1fr; gap: 0; }
  .tl-year { padding: 22px 0 4px; }
  .tl-track { grid-column: 1 !important; padding-top: 6px; }
  .tl-track.t-work .tl-card .k::before { content: "Work · "; color: var(--apricot-ink); }
  .tl-track.t-party .tl-card .k::before { content: "Party & Parliament · "; color: var(--mineral-ink); }
  .tl-track.t-state .tl-card .k::before { content: "State · "; color: var(--slate); }
}

@media (max-width: 560px) {
  .brand-sub { display: none; }
  .menu-toggle .txt { display: none; }
  .menu-toggle { padding: 0 2px; }
  .gallery { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .steps li:nth-child(odd) { border-right: 0 !important; padding-right: 0; }
  .steps li:nth-child(even) { padding-left: 0 !important; }
  .steps li:nth-child(2) { border-top: 1px solid var(--line); }
  .docket-head .sheet-fields dl { grid-template-columns: 1fr; }
  .docket-head .field:nth-child(odd) { border-right: 0; }
  .foot-cols { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .foot-contact div { grid-template-columns: 1fr; gap: 2px; }
  .plate figcaption { grid-template-columns: 1fr; }
  .plate--stepped .mount { margin: 0 10px 10px 0; }
  .plate--stepped .mount::before { right: -10px; bottom: -10px; }
  .plate--stepped .mount::after { display: none; }
  .vstations .y { font-size: 1.6rem; }
  .sources ol { columns: 1; }
  .filterbar { padding: 14px; }
  .workstate .side .word { font-size: 2.6rem; }
}

@media (max-width: 400px) {
  :root { --gutter: 16px; }
  .brand { gap: 10px; }
  .brand-name { font-size: 1.02rem; }
  .vstations { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-cols { grid-template-columns: 1fr; }
  .display { font-size: 2.65rem; }
  .btn { padding: .7em 1.05em; font-size: .8rem; }
}

@media (max-width: 1100px) {
  .file-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .file-grid.file-grid--4 > div { border-bottom: 1px solid var(--line) !important; border-right: 1px solid var(--line) !important; }
  .file-grid.file-grid--4 > div:nth-child(2n) { border-right: 0 !important; }
}
@media (max-width: 640px) {
  .file-grid--4 { grid-template-columns: 1fr; }
  .file-grid.file-grid--4 > div { border-right: 0 !important; }
}