/* ==========================================================
   LF0 Quantstrat Strategy Builder — app chrome
   ----------------------------------------------------------
   Load order matters. In ui.R:
     lf0/colors_and_type.css   tokens (light + [data-theme=terminal])
     lf0/site.css              website kit
     lf0/terminal.css          terminal voice (.statstrip, .qtable, .btn)
     lf0/styles.css            kit overrides
     lf0-app.css               this file — app shell, wins on cascade
   ========================================================== */

/* ---- Reset the Shiny/bslib page into an app shell -------- */
html, body { height: 100%; margin: 0; overflow: hidden; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: var(--lh-normal);
}
.container-fluid { padding: 0 !important; max-width: none !important; }
* { box-sizing: border-box; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--hairline); border-radius: 10px; }
::-webkit-scrollbar-track { background: transparent; }

.lf0-shell { display: flex; height: 100vh; width: 100%; }

/* ---- Sidebar --------------------------------------------- */
.lf0-side {
  width: 252px; flex: 0 0 252px;
  border-right: 1px solid var(--hairline);
  background: var(--paper-deep);
  display: flex; flex-direction: column; overflow: hidden;
}
.lf0-brand { padding: 16px 16px 14px; border-bottom: 1px solid var(--hairline); }
.lf0-brand__row { display: flex; align-items: center; gap: 9px; }
.lf0-brand__mark {
  width: 22px; height: 22px; border: 1px solid var(--ink); border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 9px; font-weight: 700; letter-spacing: -0.02em;
}
.lf0-brand__name { font-size: 13px; font-weight: 680; letter-spacing: -0.01em; }
.lf0-brand__sub {
  margin-top: 9px; font-family: var(--mono); font-size: 10px;
  color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase;
}

.lf0-active-strat { padding: 12px 12px 10px; border-bottom: 1px solid var(--hairline); }
.lf0-active-strat__card {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 10px; background: var(--surface);
  border: 1px solid var(--hairline); border-radius: var(--radius-1);
  transition: border-color var(--dur-1) var(--ease);
}
.lf0-active-strat__card:hover { border-color: var(--ink); }
.lf0-active-strat__name {
  font-size: 12.5px; font-weight: 650;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lf0-active-strat__meta { font-family: var(--mono); font-size: 10px; color: var(--muted); margin-top: 2px; }

.lf0-nav { flex: 1; overflow-y: auto; padding: 10px 10px 16px; }
.lf0-nav__group { margin-bottom: 14px; }
.lf0-nav__grouplabel {
  font-family: var(--mono); font-size: 9.5px; color: var(--muted);
  letter-spacing: 0.12em; text-transform: uppercase; padding: 0 8px 6px;
}
.lf0-nav__items { display: flex; flex-direction: column; gap: 2px; }
.lf0-nav__item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 9px; border-radius: var(--radius-1);
  font-family: var(--sans); font-size: 12.5px; font-weight: 600;
  color: var(--fg-2); text-decoration: none; cursor: pointer;
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease);
}
.lf0-nav__item:hover { background: var(--surface-alt); color: var(--fg-1); text-decoration: none; }
.lf0-nav__item.is-active { background: var(--accent-soft); color: var(--accent); }
.lf0-nav__item.is-locked { color: var(--fg-3); opacity: 0.75; }
.lf0-nav__mark {
  font-family: var(--mono); font-size: 10px; width: 12px; flex: 0 0 12px;
  text-align: center; color: var(--muted);
}
.lf0-nav__item.is-active .lf0-nav__mark { color: var(--accent); }
.lf0-nav__label { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lf0-nav__tag { font-family: var(--mono); font-size: 9.5px; color: var(--muted); letter-spacing: 0.04em; }

/* ---- Backtest history sidebar (ChatGPT/Gemini-style run list) ------ */
.lf0-history__list { display: flex; flex-direction: column; gap: 2px; max-height: 220px; overflow-y: auto; }
.lf0-history__item { align-items: flex-start; padding-top: 6px; padding-bottom: 6px; }
.lf0-history__item .lf0-nav__mark { margin-top: 2px; }
.lf0-history__meta { font-family: var(--mono); font-size: 10px; color: var(--muted); margin-top: 2px; }
.lf0-history__empty { font-size: 12px; color: var(--muted); padding: 4px 9px; }
.lf0-history__banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--accent-soft); color: var(--accent); border-radius: var(--radius-1);
  padding: 8px 12px; font-size: 12.5px; margin-bottom: 12px;
}
.lf0-history__banner a { color: var(--accent); font-weight: 680; text-decoration: underline; cursor: pointer; }

/* ---- XP / progress panel (gamification) ------------------ */
.lf0-xp { padding: 14px 14px 16px; border-top: 1px solid var(--hairline); background: var(--surface); }
.lf0-xp__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 7px; }
.lf0-xp__level { font-size: 12px; font-weight: 680; }
.lf0-xp__count { font-family: var(--mono); font-size: 10px; color: var(--muted); }
.lf0-bar { height: 4px; background: var(--surface-alt); border-radius: 2px; overflow: hidden; }
.lf0-bar__fill { height: 100%; background: var(--accent); transition: width var(--dur-3) var(--ease); }
.lf0-xp__chips { display: flex; align-items: center; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.lf0-xp__next { margin-top: 10px; font-family: var(--mono); font-size: 10px; color: var(--muted); line-height: 1.5; }
.lf0-xp__next em { color: var(--accent); font-style: normal; }

/* ---- Main column ----------------------------------------- */
.lf0-main { flex: 1; min-width: 0; display: flex; flex-direction: column; overflow: hidden; }
.lf0-topbar { flex: 0 0 auto; border-bottom: 1px solid var(--hairline); background: var(--paper); padding: 0 24px; }
.lf0-topbar__row {
  min-height: 56px; display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; padding: 8px 0;
}
.lf0-crumbs { display: flex; align-items: center; gap: 10px; min-width: 120px; flex: 1 1 auto; overflow: hidden; }
.lf0-crumbs__kicker {
  font-family: var(--mono); font-size: 10.5px; color: var(--muted);
  letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap;
}
.lf0-crumbs__sep { color: var(--hairline); }
.lf0-crumbs__title {
  font-size: 14px; font-weight: 680; letter-spacing: -0.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lf0-topbar__tools {
  display: flex; align-items: center; gap: 8px; flex: 0 1 auto;
  flex-wrap: wrap; justify-content: flex-end; min-width: 0;
}
.lf0-avatar {
  width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--hairline);
  background: var(--surface-alt); display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 10px; color: var(--fg-2);
}
.lf0-themeswitch { display: flex; border: 1px solid var(--hairline); border-radius: var(--radius-1); overflow: hidden; flex: 0 0 auto; }
.lf0-themeswitch button {
  padding: 5px 10px; font-size: 11px; font-weight: 600; border: 0;
  background: transparent; color: var(--fg-3); cursor: pointer;
}
.lf0-themeswitch button.is-active { background: var(--ink); color: var(--paper); }

.lf0-content { flex: 1; overflow-y: auto; padding: 24px 24px 64px; }
.lf0-content > .tab-content, .lf0-content .tab-pane { max-width: 1180px; }

/* ---- ESADE beta-test feedback button (TEMPORARY) -----------
   Moved into the sidebar as a normal in-flow button (user request
   2026-09-06) -- was a floating position:fixed pill, which turned out
   to be a recurring source of bugs (a CSS specificity tie with
   Bootstrap, then a stale browser cache making the fix invisible to a
   real user across several deploys -- see lf0_ui.R's asset_v() for
   that fix). A plain sidebar button has none of that: it's just
   another .btn in the document, styled the same as "New strategy" and
   "Agent Mode" already are elsewhere in this file. */
.lf0-feedback-slot { padding: 12px 14px 14px; border-top: 1px solid var(--hairline); }
.lf0-feedback-slot .btn { width: 100%; }

/* ---- Rail resize handle -----------------------------------
   Sits between .lf0-main (flex:1, absorbs whatever's left) and
   .lf0-rail (fixed to --lf0-rail-width) -- see www/lf0-app.js for the
   drag logic that sets the custom property on .lf0-rail directly.
   Real bug found live (user report: couldn't grab it at all): the
   whole hit target used to be a literal 7px-wide strip -- fine with a
   mouse aimed perfectly, unusable in practice. Widened the actual
   clickable area to 16px; the visible line stays a thin 1-3px `::after`
   centered inside it, so the layout doesn't visually change, only how
   forgiving it is to grab. */
.lf0-rail-resizer {
  flex: 0 0 16px; width: 16px; cursor: col-resize; position: relative;
  z-index: 5; background: transparent;
}
.lf0-rail-resizer::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: 7px; width: 1px;
  background: var(--hairline);
}
.lf0-rail-resizer:hover::after, .lf0-rail-resizer.is-dragging::after {
  left: 6px; width: 3px; background: var(--accent);
}
body.lf0-rail-collapsed .lf0-rail-resizer { display: none; }
body.lf0-dragging-rail,
body.lf0-dragging-rail * {
  cursor: col-resize !important; user-select: none !important; -webkit-user-select: none !important;
}
body.lf0-dragging-rail .lf0-content { pointer-events: none; }

/* ---- Assistant rail -------------------------------------- */
.lf0-rail {
  --lf0-rail-width: 340px;
  width: var(--lf0-rail-width); flex: 0 1 var(--lf0-rail-width); min-width: 240px;
  border-left: 1px solid var(--hairline); background: var(--surface);
  display: flex; flex-direction: column; overflow: hidden;
}
body.lf0-rail-collapsed .lf0-rail { display: none; }
.lf0-rail__head {
  padding: 14px 16px; border-bottom: 1px solid var(--hairline);
  display: flex; align-items: center; justify-content: space-between;
}
.lf0-rail__title { font-size: 13px; font-weight: 680; }
.lf0-rail__scope { font-family: var(--mono); font-size: 10.5px; color: var(--muted); margin-top: 3px; }
.lf0-rail__close { font-family: var(--mono); font-size: 14px; color: var(--muted); border: 0; background: transparent; cursor: pointer; }
.lf0-rail__body {
  flex: 1; min-height: 0; padding: 16px 16px 0;
  display: flex; flex-direction: column; overflow: hidden;
}
/* Collapsible wrappers (user request 2026-09-06) -- plain <details>, no
   JS. Native marker replaced with a manual triangle for a consistent
   look across browsers. */
.lf0-rail__intro-details { flex: 0 0 auto; }
.lf0-rail__intro-summary, .lf0-rail__foot-summary {
  cursor: pointer; font-size: 11.5px; font-weight: 650; color: var(--fg-3);
  list-style: none; user-select: none;
}
.lf0-rail__intro-summary::-webkit-details-marker, .lf0-rail__foot-summary::-webkit-details-marker { display: none; }
.lf0-rail__intro-summary::before, .lf0-rail__foot-summary::before { content: "\25b8  "; }
details[open] > .lf0-rail__intro-summary::before, details[open] > .lf0-rail__foot-summary::before { content: "\25be  "; }
.lf0-rail__intro-summary { padding-bottom: 10px; }
.lf0-rail__intro {
  flex: 0 0 auto;
  font-family: var(--serif); font-size: 13.5px; line-height: 1.65; color: var(--fg-2);
  padding-bottom: 14px; border-bottom: 1px solid var(--hairline); margin-bottom: 14px;
}
/* shinychat's own container: give it the rail body's remaining height so
   its internal grid (messages row 1fr / input row auto) actually flexes
   instead of sizing to content -- otherwise the input just trails after
   the last message instead of staying pinned at the visible bottom. */
.lf0-rail__body shiny-chat-container { flex: 1 1 auto; min-height: 0; }
#lf0_chat_suggestions { flex: 0 0 auto; padding-bottom: 12px; }
.lf0-rail__foot-details { flex: 0 0 auto; border-top: 1px solid var(--hairline); }
.lf0-rail__foot-summary { padding: 12px 14px; }
.lf0-rail__foot { padding: 0 14px 12px; }
.lf0-suggest { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.lf0-suggest__item {
  border: 1px solid var(--hairline); border-radius: var(--radius-1);
  padding: 8px 10px; font-size: 12px; cursor: pointer;
  transition: border-color var(--dur-1) var(--ease);
}
.lf0-suggest__item:hover { border-color: var(--ink); }

/* ---- Stepper --------------------------------------------- */
.lf0-stepper {
  border: 1px solid var(--hairline); border-radius: var(--radius-2);
  background: var(--surface); padding: 14px 18px; margin-bottom: 20px;
  display: flex; align-items: center;
}
.lf0-step { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; cursor: pointer; text-decoration: none; }
.lf0-step:hover { text-decoration: none; }
.lf0-step__dot {
  width: 24px; height: 24px; flex: 0 0 24px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 10.5px;
  border: 1px solid var(--hairline); background: var(--surface); color: var(--muted);
}
.lf0-step.is-done .lf0-step__dot { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.lf0-step.is-active .lf0-step__dot { border-color: var(--accent); background: var(--accent); color: var(--paper); }
.lf0-step__label { font-size: 12.5px; font-weight: 600; color: var(--fg-2); }
.lf0-step.is-active .lf0-step__label { font-weight: 700; color: var(--ink); }
.lf0-step__meta { font-family: var(--mono); font-size: 10px; color: var(--muted); }
.lf0-step__line { flex: 1; min-width: 14px; height: 1px; background: var(--hairline); margin: 0 4px; }

/* ---- Section heads --------------------------------------- */
.lf0-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 20px; }
.lf0-head h1 { font-size: 26px; margin-top: 8px; }
.lf0-head p { font-family: var(--serif); font-size: 14.5px; line-height: 1.7; color: var(--fg-2); margin-top: 10px; max-width: 70ch; }

/* ---- Grids ----------------------------------------------- */
.lf0-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.lf0-grid-side { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }
.lf0-grid-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 1080px) {
  .lf0-grid-2, .lf0-grid-side, .lf0-grid-form { grid-template-columns: minmax(0, 1fr); }
}

/* Stat strips: never let auto-fit leave painted empty cells —
   pad to a multiple of 2 and 3 (i.e. 6 cells) in the UI code. */
.statstrip { grid-template-columns: repeat(auto-fit, minmax(158px, 1fr)); border-bottom: 1px solid var(--border-1); }
.statcell span + span { margin-top: 4px; }

/* ---- Cards / panels -------------------------------------- */
.lf0-panel { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--radius-2); padding: var(--space-m); }
.lf0-panel--tight { padding: var(--space-s); }
.lf0-panel--note { background: var(--surface-alt); }
.lf0-panel--accent { border-left: 4px solid var(--accent); }
.lf0-panel--warn { border-left: 4px solid var(--down); }
.lf0-panel--premium { border-left: 4px solid var(--umber); }
.lf0-walkthrough { background: var(--surface-alt); border: 1px solid var(--hairline); border-radius: var(--radius-2); padding: var(--space-s); }
.lf0-walkthrough p { font-family: var(--serif); font-size: 13px; line-height: 1.6; color: var(--fg-2); margin: 6px 0 0; }

/* ---- Button variants ------------------------------------------
   terminal.css ships an UNSCOPED .btn that overrides the kit's
   .btn-ghost / .btn-outline. Re-assert them at higher specificity. */
.lf0-shell .btn.btn-ghost,
.lf0-shell .btn.btn-ghost:not(:hover) {
  background: transparent; color: var(--fg-1); border-color: var(--border-1);
}
.lf0-shell .btn.btn-ghost:hover { background: var(--surface-alt); border-color: var(--ink); color: var(--fg-1); }
.lf0-shell .btn.btn-outline,
.lf0-shell .btn.btn-outline:not(:hover) {
  background: transparent; color: var(--ink); border-color: var(--ink);
}
.lf0-shell .btn.btn-outline:hover { background: var(--ink); color: var(--paper); }
.lf0-shell .btn:active { transform: translateY(1px); }

/* Shiny's own button classes mapped onto the system ------------- */
.lf0-shell .btn-primary { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.lf0-shell .btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.lf0-shell .btn-success { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.lf0-shell .btn-success:hover { background: var(--ink); border-color: var(--ink); }
.lf0-shell .btn-secondary { background: transparent; border-color: var(--border-1); color: var(--fg-1); }
.lf0-shell .btn-secondary:hover { background: var(--surface-alt); border-color: var(--ink); }
.lf0-shell .btn-danger { background: transparent; border-color: var(--down); color: var(--down); }
.lf0-shell .btn-danger:hover { background: var(--down); color: var(--paper); }

/* ---- Shiny inputs into LF0 form language ----------------- */
.lf0-shell .form-group { margin-bottom: 14px; }
.lf0-shell .control-label, .lf0-shell label {
  font-family: var(--sans); font-size: 12px; font-weight: 650; color: var(--fg-1); margin-bottom: 6px;
}
.lf0-shell .form-control, .lf0-shell .selectize-input, .lf0-shell select.form-select {
  font-family: var(--sans); font-size: var(--fs-sm); color: var(--fg-1);
  background: var(--surface); border: 1px solid var(--border-1);
  border-radius: var(--radius-1); padding: 0.55rem 0.7rem; box-shadow: none;
}
.lf0-shell .form-control:focus, .lf0-shell .selectize-input.focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.lf0-shell .help-block, .lf0-shell .lf0-hint {
  font-family: var(--sans); font-size: var(--fs-xs); color: var(--fg-3); line-height: 1.45;
}

/* Status blocks — quote the real R condition message */
.lf0-shell pre, .lf0-shell .shiny-text-output.shiny-bound-output {
  font-family: var(--mono); font-size: 11px; line-height: 1.55;
  background: var(--surface-alt); border: 1px solid var(--border-1);
  border-radius: var(--radius-1); padding: 10px; color: var(--fg-2);
  white-space: pre-wrap;
}
.lf0-shell pre.lf0-error { color: var(--down); border-color: color-mix(in srgb, var(--down) 40%, var(--border-1)); }

/* ---- Tabs (indicator categories) ------------------------- */
.lf0-shell .nav-tabs { border-bottom: 1px solid var(--hairline); gap: 2px; }
.lf0-shell .nav-tabs .nav-link {
  font-size: 11.5px; font-weight: 600; color: var(--fg-3);
  border: 0; border-bottom: 2px solid transparent; border-radius: 0;
  padding: 8px 11px; background: transparent;
}
.lf0-shell .nav-tabs .nav-link:hover { color: var(--fg-1); }
.lf0-shell .nav-tabs .nav-link.active { color: var(--ink); border-bottom-color: var(--accent); background: transparent; }

/* ---- reactable tables ------------------------------------ */
.lf0-tablewrap { overflow-x: auto; min-width: 0; max-width: 100%; }
.lf0-shell .Reactable {
  font-family: var(--sans); font-size: var(--fs-sm);
  --rt-border-color: var(--border-1);
}
.lf0-shell .rt-th {
  font-family: var(--sans); font-weight: 650; font-size: 11.5px;
  border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink);
  background: transparent; color: var(--fg-1);
}
.lf0-shell .rt-td { border-bottom: 1px solid var(--border-1); font-variant-numeric: tabular-nums; }

/* ---- Locked / premium gate ------------------------------- */
.lf0-locked { position: relative; }
.lf0-locked__body { max-height: 22rem; overflow: hidden;
  -webkit-mask-image: linear-gradient(to bottom, #000 30%, transparent 100%);
          mask-image: linear-gradient(to bottom, #000 30%, transparent 100%); }
.lf0-locked__prompt { border-left: 4px solid var(--accent); background: var(--surface); padding: var(--space-s); margin-top: var(--space-s); }

/* ---- Example strategy cards ------------------------------ */
.lf0-examples { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.lf0-example {
  background: var(--surface); border: 1px solid var(--hairline);
  border-radius: var(--radius-2); padding: var(--space-m);
  transition: border-color var(--dur-1) var(--ease);
}
.lf0-example:hover { border-color: var(--ink); }
.lf0-example.is-loaded { border-color: var(--accent); background: var(--accent-soft); }
.lf0-example__loaded-tag {
  font-size: 11px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 6px;
}
.lf0-example__stats { margin-top: 10px; }
.lf0-example__stats--empty {
  font-family: var(--serif); font-size: 13px; color: var(--fg-2);
  font-style: italic; margin-top: 10px;
}
.lf0-example__spark { margin-top: 6px; }
.lf0-sparkline { display: block; }
/* Description as a native disclosure widget -- closed by default so the
   card stays compact (stats + sparkline), click "Strategy description" to
   read the full paragraph. No JS needed. */
.lf0-example__details { margin-top: 10px; }
.lf0-example__details summary {
  cursor: pointer; font-size: 12px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--fg-2); list-style: none;
}
.lf0-example__details summary::-webkit-details-marker { display: none; }
.lf0-example__details summary::before { content: "▸ "; }
.lf0-example__details[open] summary::before { content: "▾ "; }
.lf0-example__details p {
  font-family: var(--serif); font-size: 14px; line-height: 1.6;
  color: var(--fg-2); margin: 8px 0 0;
}

/* ---- Pricing --------------------------------------------- */
.lf0-tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; align-items: start; }
.lf0-tier { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--radius-2); padding: var(--space-m); }
.lf0-tier.is-featured { border-color: var(--accent); }
.lf0-tier__price { font-family: var(--serif); font-size: 32px; margin-top: 10px; }
.lf0-tier__list { display: flex; flex-direction: column; gap: 8px; font-size: 13px; }
.lf0-tier__list .is-off { color: var(--muted); }

/* ---- Progress / waiter ----------------------------------- */
.lf0-shell .progress { height: 4px; background: var(--surface-alt); border-radius: 2px; }
.lf0-shell .progress-bar { background: var(--accent); }

/* ---- Auth gate ------------------------------------------- */
.lf0-gate {
  position: fixed; inset: 0; z-index: 99999; background: var(--paper);
  display: flex; align-items: center; justify-content: center; text-align: center; padding: 24px;
}