/* Mock app shell shared by the three showcase apps. Theme tokens come from ../theme.css. */
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--c-bg); color: var(--c-ink); font: 16px/1.5 var(--font-body); -webkit-font-smoothing: antialiased; overflow: hidden; }
a { color: var(--c-primary); }
.app { display: grid; grid-template-columns: 240px 1fr; grid-template-rows: auto 1fr; height: 100vh; }
.app-bar { grid-column: 1 / -1; background: var(--c-ink); color: #FFFFFF; font-size: 14.5px; padding: 8px 16px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.app-bar a { color: #FFFFFF; font-weight: 600; }
.app-bar .spacer { flex: 1; }
.side { background: var(--c-surface); border-right: 1px solid var(--c-line); padding: 18px 14px; overflow-y: auto; }
.side .brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 20px; font-weight: 700; padding: 4px 8px 16px; color: var(--c-ink); }
.side .brand i { width: 12px; height: 12px; border-radius: 3px; background: var(--c-accent); }
.side .brand img { height: 28px; width: auto; }
.side nav a { display: block; padding: 10px 12px; border-radius: 8px; color: var(--c-ink-2); text-decoration: none; font-weight: 600; font-size: 15.5px; margin-bottom: 2px; }
.side nav a:hover { background: var(--c-tint); color: var(--c-ink); }
.side nav a.on { background: var(--c-primary); color: #FFFFFF; }
.side nav a .n { float: right; font-size: 13px; background: rgba(0,0,0,0.12); padding: 1px 8px; border-radius: 999px; }
.side nav a.on .n { background: rgba(255,255,255,0.25); }
.side .who { margin-top: 22px; padding: 12px; border-top: 1px solid var(--c-line); font-size: 14px; color: var(--c-ink-2); }
.side .who b { display: block; color: var(--c-ink); }
.main { padding: 22px 26px; overflow-y: auto; display: flex; flex-direction: column; }
.main h1 { font-family: var(--font-display); font-size: 28px; margin: 0 0 4px; }
.main .sub { color: var(--c-ink-2); margin: 0 0 18px; font-size: 15.5px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-bottom: 20px; }
.card { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: 12px; padding: 16px 18px; }
.card .k { font-size: 13.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--c-ink-2); }
.card .v { font-family: var(--font-display); font-size: 30px; line-height: 1.1; margin: 4px 0; color: var(--c-primary); }
.card .d { font-size: 14.5px; color: var(--c-ink-2); }
.card.warn .v { color: #9A3412; }
.card.good .v { color: #166534; }

/* Brief list: one line, one button */
.brief { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.brief li { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: 12px; padding: 14px 16px; display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; }
.brief li .q { font-size: 16px; }
.brief li .q small { display: block; color: var(--c-ink-2); font-size: 14px; margin-top: 2px; }
.brief li .q .tag { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; padding: 2px 7px; border-radius: 999px; margin-right: 6px; background: var(--c-tint); color: var(--c-ink); }
.brief li .q .tag.red { background: #FEE2E2; color: #7F1D1D; }
.brief li .q .tag.amber { background: #FEF3C7; color: #78350F; }
.brief li .q .tag.green { background: #DCFCE7; color: #14532D; }

/* Buttons */
.btn { display: inline-block; padding: 9px 14px; border-radius: 8px; font-weight: 700; font-size: 14.5px; border: 2px solid transparent; cursor: pointer; font-family: var(--font-body); line-height: 1.2; background: var(--c-primary); color: #FFFFFF; text-decoration: none; white-space: nowrap; }
.btn:hover { background: var(--c-primary-deep); }
.btn[hidden] { display: none; }
.btn.ghost { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.btn.ghost:hover { background: var(--c-tint); }
.btn.small { padding: 6px 10px; font-size: 13.5px; }

/* Two-pane detail (list + draft) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; min-height: 0; flex: 1; }
.pane { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: 12px; padding: 16px 18px; overflow-y: auto; }
.pane h2 { font-family: var(--font-display); font-size: 20px; margin: 0 0 10px; }
.draft { white-space: pre-wrap; font-size: 15.5px; background: var(--c-bg); border: 1px solid var(--c-line); border-radius: 10px; padding: 14px; margin: 10px 0; }
.cite { font-size: 14px; color: var(--c-ink-2); background: var(--c-tint); border-radius: 8px; padding: 8px 10px; margin: 6px 0; }
.cite b { color: var(--c-ink); }
.list { list-style: none; margin: 0; padding: 0; }
.list li { padding: 10px 8px; border-top: 1px solid var(--c-line); cursor: pointer; display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; }
.list li:first-child { border-top: 0; }
.list li.on { background: var(--c-tint); border-radius: 8px; }
.list li small { display: block; color: var(--c-ink-2); font-size: 13.5px; }
.pill { display: inline-block; font-size: 12.5px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--c-tint); color: var(--c-ink); white-space: nowrap; }
.pill.red { background: #FEE2E2; color: #7F1D1D; }
.pill.amber { background: #FEF3C7; color: #78350F; }
.pill.green { background: #DCFCE7; color: #14532D; }
.pill.blue { background: #DBEAFE; color: #1E3A8A; }
.blank { color: var(--c-ink-2); font-style: italic; }
.score { display: inline-block; min-width: 44px; text-align: center; font-weight: 700; border-radius: 6px; padding: 2px 6px; }
.score.hi { background: #DCFCE7; color: #14532D; }
.score.mid { background: #FEF3C7; color: #78350F; }
.score.lo { background: #FEE2E2; color: #7F1D1D; }

/* Board (columns of cards) */
.board { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.col { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: 12px; padding: 12px; }
.col h2 { font-family: var(--font-display); font-size: 19px; margin: 4px 6px 10px; }
.tile { border: 1px solid var(--c-line); border-radius: 10px; padding: 10px 12px; margin-bottom: 10px; background: var(--c-bg); font-size: 15px; }
.tile b { display: block; }
.tile .bar { height: 8px; background: var(--c-tint); border-radius: 999px; margin: 8px 0 4px; overflow: hidden; }
.tile .bar i { display: block; height: 100%; background: var(--c-primary); }
.tile .bar.red i { background: #B91C1C; }
.tile .bar.amber i { background: #B45309; }
.tile small { color: var(--c-ink-2); font-size: 13.5px; }

/* Chat box */
.chat { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: 12px; padding: 16px 18px; }
.chat .q { font-weight: 700; margin-bottom: 8px; }
.chat .a { background: var(--c-bg); border-radius: 10px; padding: 12px 14px; font-size: 15.5px; }
.chat form { display: flex; gap: 8px; margin-top: 12px; }
.chat input { flex: 1; font: inherit; padding: 10px 12px; border: 1px solid var(--c-line); border-radius: 8px; background: var(--c-surface); color: var(--c-ink); }
.chat .asks { margin-top: 8px; font-size: 14px; color: var(--c-ink-2); }
.chat .asks button { font: inherit; font-size: 13.5px; background: var(--c-tint); border: 0; border-radius: 999px; padding: 3px 10px; margin: 3px 4px 0 0; cursor: pointer; color: var(--c-ink); }

/* Simple bar chart */
.bars { display: grid; gap: 8px; }
.bars div { display: grid; grid-template-columns: 150px 1fr 60px; gap: 10px; align-items: center; font-size: 14.5px; }
.bars div i { display: block; height: 14px; border-radius: 4px; background: var(--c-primary); }
.bars div span:last-child { text-align: right; font-weight: 700; }

/* Toast: "In the real app this sends. Here it does not." */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--c-ink); color: #FFFFFF; padding: 12px 18px; border-radius: 10px; font-size: 15px; opacity: 0; transition: opacity .25s, transform .25s; pointer-events: none; z-index: 50; max-width: 92vw; text-align: center; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Tables: the shared component owns the look; the theme owns the colours. */
.data-table-wrap { flex: 1; min-height: 240px; }
.table-actions .btn { margin-right: 6px; }

@media (max-width: 900px) {
  body { overflow: auto; }
  .app { grid-template-columns: 1fr; grid-template-rows: auto auto 1fr; height: auto; min-height: 100vh; }
  .side { border-right: 0; border-bottom: 1px solid var(--c-line); padding: 10px 12px; }
  .side nav { display: flex; gap: 4px; overflow-x: auto; }
  .side nav a { white-space: nowrap; font-size: 14.5px; }
  .side nav a .n { float: none; margin-left: 6px; }
  .side .who { display: none; }
  .main { padding: 16px; }
  .split, .board { grid-template-columns: 1fr; }
  .data-table-wrap { min-height: 200px; }
}