/* A working campaign: clear stage, saved draft, live preview and next action. */
.studio-draft-notice { display: flex; justify-content: space-between; gap: 16px; padding: 8px 36px; border-bottom: 1px solid var(--rule); color: var(--text-muted); font-size: 10px; }
.studio-draft-notice p { margin: 0; }
.studio-draft-label::before { content: ''; display: inline-block; width: 5px; height: 5px; margin-right: 7px; border-radius: 50%; background: var(--text-muted); }
.studio-draft-label[data-state=saved]::before { background: var(--spark); }
.studio-draft-label[data-state=error] { color: var(--ember); }
.studio-campaign-path { display: grid; grid-template-columns: minmax(160px, 1fr) auto; gap: 14px 28px; padding-block: 18px; align-items: center; }
.studio-campaign-eyebrow { display: block; font: 400 9px/1.5 var(--font-mono); letter-spacing: .1em; color: var(--text-muted); }
.studio-campaign-title { margin: 4px 0 0; color: var(--text); font: 500 14px/1.5 var(--font-display); max-width: 38ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-campaign-stages { gap: 20px !important; }
.studio-campaign-stages a { gap: 9px; padding-block: 2px; }
.studio-campaign-stages .studio-stage-number { display: grid; place-items: center; width: 26px; height: 26px; border: 1px solid var(--rule-strong); border-radius: 50%; color: var(--text-muted); }
.studio-campaign-stages [aria-current=step] .studio-stage-number { color: var(--ember); border-color: var(--spark-line); background: var(--spark-wash); }
.studio-stage-text strong { display: block; font-size: 11px; font-weight: 500; }
.studio-stage-text small { display: block; margin-top: 2px; font-size: 9px; color: var(--text-muted); }
.studio-campaign-stages .is-done .studio-stage-number { color: var(--ember); }
.studio-campaign-next, .studio-campaign-complete { grid-column: 1 / -1; font-size: 11px !important; justify-self: end; margin-top: -4px; }
.studio-campaign-next { color: var(--ember) !important; }
.studio-campaign-complete { color: var(--text-dim); }
.studio-shell #campaign-bar { display: none !important; }
.studio-campaign-resume { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin: -10px 0 30px; padding: 17px 20px; border: 1px solid var(--spark-line); border-radius: var(--r-sm); background: var(--spark-wash); color: var(--text); }
.studio-campaign-resume strong { display: block; margin-top: 4px; font: 500 16px/1.4 var(--font-display); }
.studio-campaign-resume > span { flex-shrink: 0; color: var(--ember); font-size: 12px; }
.studio-content--ads .tool-header, .studio-content--og .tool-header { padding-bottom: 20px; margin-bottom: 24px; }
.studio-content--ads .tool-header h1, .studio-content--og .tool-header h1 { font-size: 32px; }
.studio-content--ads #ads-form { max-width: 940px; }
.studio-build-note { max-width: 940px; margin: 18px 0; padding: 12px 16px; border-left: 2px solid var(--spark); background: var(--spark-wash); color: var(--text-dim); font-size: 12px; }
.studio-content--ads .ads-doc { padding: 0; }
.studio-content--ads .ads-doc h2 { font-size: 28px; }
.studio-content--ads #result-intro { font-size: 13px; }
.studio-content--ads .angle { padding: 18px; }
.studio-content--ads .ad-set.is-selected { border-color: var(--spark-deep); box-shadow: 0 0 0 1px var(--spark-deep); }
.studio-content--ads .ad-set__head { display: flex; justify-content: space-between; align-items: center; }
.studio-selected-copy { color: var(--spark-deep); font-size: 11px; }
.studio-content--og .og-layout { grid-template-columns: minmax(260px, 320px) minmax(0, 1fr); --og-preview-top: 70px; }
.studio-content--og .preview-frame { padding: 22px; border-radius: var(--r-sm); }
.studio-content--og .cta-section, .studio-content--ads .cta-section { margin-top: 32px; }
.studio-content--lab #app { height: calc(100dvh - 192px); min-height: 580px; }
.studio-leave-dialog { max-width: min(460px, calc(100vw - 32px)); padding: 26px; background: var(--card); color: var(--text); border: 1px solid var(--rule-strong); border-radius: var(--r-sm); }
.studio-leave-dialog::backdrop { background: #000b; backdrop-filter: blur(4px); }
.studio-leave-dialog h2 { font: 500 24px/1.25 var(--font-display); margin: 0 0 14px; }
.studio-leave-dialog p { margin: 10px 0; font-size: 13px; color: var(--text-dim); }
.studio-leave-dialog .btn-row { margin-top: 24px; }
@media (max-width: 1100px) {
  .studio-campaign-path { grid-template-columns: minmax(0, 1fr); }
  .studio-campaign-stages { justify-content: space-between; }
  .studio-campaign-title { max-width: 60ch; }
  .studio-content--og .og-layout { grid-template-columns: minmax(0, 1fr); grid-template-areas: "headline" "preview" "options"; }
}
@media (max-width: 900px) {
  .studio-content--lab #app { height: auto; min-height: 0; }
}
@media (max-width: 620px) {
  .studio-draft-notice { padding: 7px 20px; font-size: 10px; }
  .studio-draft-notice > span { display: none; }
  .studio-topbar { height: 68px; min-height: 68px; padding-block: 10px; }
  .studio-content--lab #stage { top: 68px; }
  .studio-breadcrumb { flex: 1; flex-wrap: wrap; gap: 0 8px; line-height: 1.4; }
  .studio-shell .studio-breadcrumb > strong { display: block; flex-basis: 100%; font-size: 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .studio-breadcrumb a { min-height: 32px; display: inline-flex; align-items: center; }
  .studio-breadcrumb > span:nth-child(3) { flex: 1 1 0; }
  .studio-breadcrumb > span:nth-child(3) > a { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; line-height: 32px; }
  .studio-campaign-path { padding: 14px 20px; overflow: visible; gap: 12px; }
  .studio-campaign-stages { gap: 8px !important; }
  .studio-campaign-stages .studio-stage-number { width: 22px; height: 22px; flex-shrink: 0; font-size: 9px; }
  .studio-campaign-stages li { min-width: 0; }
  .studio-campaign-stages a { gap: 6px; min-height: 42px; white-space: normal; }
  .studio-stage-text small { display: none; }
  .studio-campaign-stages .is-edited small { display: block; line-height: 1.2; }
  .studio-stage-text strong { font-size: 10px; }
  .studio-campaign-title { max-width: calc(100vw - 40px); font-size: 13px; }
  .studio-campaign-resume { flex-direction: column; align-items: flex-start; gap: 10px; }
  .studio-content--ads .tool-header h1, .studio-content--og .tool-header h1 { font-size: 28px; }
  .studio-content--ads .angle { padding: 14px; }
  .studio-content--og .og-controls { padding: 12px; }
  .studio-content--og .preview-frame { padding: 12px; }
}

.studio-campaign-path .campaign-brief { grid-column: 1 / -1; font-size: 12px; min-width: 0; border-top: 1px solid var(--rule); padding-top: 8px; }
.studio-campaign-path .campaign-brief summary { cursor: pointer; min-height: 36px; display: list-item; padding-block: 8px; color: var(--text-dim); }
.studio-campaign-path .campaign-brief p { white-space: pre-line; overflow-wrap: anywhere; line-height: 1.65; max-width: 90ch; color: var(--text-dim); }