/* Canlı demo sayfası: yalnız ui-kit belirteçleri; geniş ekranda üçlü yan yana, dar ekranda sekmeli. */
body { height: auto; min-height: 100%; }
.top { padding: 14px 16px 6px; max-width: 1440px; margin: 0 auto; }
.bar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.logo { height: 26px; }
.bar h1 { font-size: 22px; }
.tools { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
.lead { margin-top: 6px; max-width: 70ch; }
main { max-width: 1440px; margin: 0 auto; padding: 8px 16px 28px; }
.ctrl { display: grid; gap: 12px; }
.ctrl .row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.ctrl .row > h2 { min-width: 120px; text-transform: none; }
.steps, .scen { display: flex; flex-wrap: wrap; gap: 8px; }
#status { margin-left: auto; }
.desc { background: var(--accent-soft); border-radius: var(--r-m); padding: 10px 14px; min-height: 3.2em; color: var(--fg); }
.tabs { display: none; gap: 6px; margin: 12px 0 8px; flex-wrap: wrap; }
.tabs button { min-height: 44px; }
.stage { display: flex; gap: 20px; justify-content: center; margin-top: 14px; flex-wrap: nowrap; }
.pane { flex: 0 0 auto; width: 390px; max-width: 100%; }
.pane h2 { font-size: 14px; margin: 0 0 8px; text-align: center; color: var(--mut); letter-spacing: .08em; }
.phone { width: 390px; max-width: 100%; height: min(780px, 82vh); min-height: 560px; border: 3px solid var(--edge); border-radius: 36px; box-shadow: var(--shadow-hard); overflow: hidden; background: var(--surface); }
.phone iframe { width: 100%; height: 100%; border: 0; display: block; background: var(--surface); }
.foot { text-align: center; margin-top: 16px; }
@media (max-width: 1299px) {
  .tabs { display: flex; }
  .stage { display: block; }
  .pane { margin: 0 auto; }
  .stage { position: relative; }
  .pane.off { position: absolute; top: 0; left: -9999px; visibility: hidden; pointer-events: none; }
  #status { margin-left: 0; }
}
@media (max-width: 480px) {
  .phone { border-radius: 24px; }
  .pane h2 { display: none; }
}
:root[data-theme="dark"] .btn.bad { background: #b3201b; color: #fff; }