/* ────────────────────────────────────────────────────────────────
   Process Trail · bounded-viewport 3-column layout.
   Page never scrolls — Documents, Event Trail, and Detail columns
   each scroll internally. Matches new_ui.html mockup ⑤.
   ──────────────────────────────────────────────────────────────── */

:root {
  --pt-blue: #0468FF;
  --pt-blue-dk: #0352CC;
  --pt-blue-10: #E6F0FF;
  --pt-blue-20: #CCE0FF;
  --pt-blue-50: rgba(4, 104, 255, .07);
  --pt-ink: #0D1526;
  --pt-ink2: #2D3748;
  --pt-ink3: #64748B;
  --pt-ink4: #94A3B8;
  --pt-border: #E2E8F0;
  --pt-border2: #CBD5E1;
  --pt-bg: #F4F6FA;
  --pt-log-bg: #F8FAFC;
  --pt-log-line: #EEF2F7;
  --pt-green: #059669;
  --pt-green-bg: #ECFDF5;
  --pt-green-bd: #BBF7D0;
  --pt-amber: #D97706;
  --pt-amber-bg: #FFFBEB;
  --pt-amber-bd: #FDE68A;
  --pt-rose: #DC2626;
  --pt-rose-bg: #FEF2F2;
  --pt-rose-bd: #FECACA;
  --pt-violet: #7C3AED;
  --pt-violet-bg: #F5F3FF;
  --pt-mono: "JetBrains Mono", "SF Mono", Menlo, monospace;
  --pt-disp: "Sora", "Manrope", "Inter", sans-serif;
  --pt-sans: "Inter", system-ui, -apple-system, sans-serif;
}

html, body { height: 100%; }
.pt-body-lock {
  margin: 0;
  background: var(--pt-bg);
  color: var(--pt-ink);
  font-family: var(--pt-sans);
  font-size: 13px;
  line-height: 1.5;
  overflow: hidden;
}

/* Shell — locked to viewport height, nothing below it scrolls the page */
.pt-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Header strip */
.pt-header {
  background: #fff;
  border-bottom: 1px solid var(--pt-border);
  padding: 12px 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}
.pt-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.pt-brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 4px;
  object-fit: cover;
  display: block;
}
.pt-back {
  font-size: 12px;
  color: var(--pt-blue);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.pt-back:hover { text-decoration: underline; }
.pt-hdiv {
  width: 1px;
  height: 22px;
  background: var(--pt-border);
}
.pt-title-block { min-width: 0; flex-shrink: 1; }
.pt-title {
  font-family: var(--pt-disp);
  font-size: 15px;
  font-weight: 700;
  color: var(--pt-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pt-sub {
  font-size: 11px;
  color: var(--pt-ink3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pt-tools {
  margin-left: auto;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: nowrap;
}
/* Concierto attribution pill — same treatment as the marketplace topbar
   so the platform branding is visually consistent. Lives at the far
   right of the pt-header, next to the divider after pt-tools, so it
   doesn't overlap Architecture / Refresh. */
.pt-header .logo-powered {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, #0240A0 0%, #0468FF 100%);
  box-shadow: 0 2px 6px rgba(4, 104, 255, 0.20);
  flex-shrink: 0;
}
.pt-header .logo-powered .lp-label {
  font-size: 8.5px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.78);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.pt-header .logo-powered .lp-logo {
  height: 16px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}
.pt-domain-toggle {
  display: flex;
  background: var(--pt-bg);
  border: 1px solid var(--pt-border);
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}
.pt-toggle-btn {
  font-size: 11px;
  font-weight: 600;
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--pt-ink3);
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
}
.pt-toggle-btn.is-active {
  background: #fff;
  color: var(--pt-blue);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
}
.pt-select {
  height: 30px;
  padding: 0 10px;
  border: 1px solid var(--pt-border2);
  border-radius: 8px;
  font-size: 12px;
  background: #fff;
  color: var(--pt-ink2);
  min-width: 180px;
  max-width: 280px;
  font-family: inherit;
  cursor: pointer;
}
.pt-search-wrap {
  position: relative;
}
.pt-search-wrap i {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--pt-ink4);
  font-size: 11px;
  pointer-events: none;
}
.pt-search {
  height: 30px;
  padding: 0 10px 0 28px;
  border: 1px solid var(--pt-border2);
  border-radius: 8px;
  font-size: 12px;
  font-family: inherit;
  min-width: 200px;
  outline: none;
}
.pt-search:focus {
  border-color: var(--pt-blue);
  box-shadow: 0 0 0 3px rgba(4, 104, 255, .1);
}
.pt-btn-ghost {
  font-size: 12px;
  font-weight: 600;
  background: #fff;
  color: var(--pt-ink2);
  border: 1px solid var(--pt-border2);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: inherit;
}
.pt-btn-ghost:hover { background: var(--pt-bg); }

/* Summary strip */
.pt-summary {
  background: linear-gradient(90deg, #F0F7FF, #FFFFFF);
  border-bottom: 1px solid var(--pt-border);
  padding: 10px 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
  font-size: 12px;
  color: var(--pt-ink2);
  flex-wrap: wrap;
}
.pt-summary-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pt-summary-item strong {
  font-family: var(--pt-disp);
  color: var(--pt-ink);
  font-size: 13px;
  font-weight: 700;
}
.pt-summary-div {
  width: 1px;
  height: 18px;
  background: var(--pt-border2);
}
.pt-live-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--pt-green-bg);
  color: #065F46;
  border: 1px solid var(--pt-green-bd);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 600;
}
.pt-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pt-green);
  animation: pt-blink 1.5s ease-in-out infinite;
}
@keyframes pt-blink { 50% { opacity: .3; } }

/* ─── 3-column body ─── */
.pt-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
  padding: 14px 1.5rem;
  min-height: 0;
  overflow: hidden;
}

.pt-card {
  background: #fff;
  border: 1px solid var(--pt-border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.pt-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--pt-border);
  flex-shrink: 0;
  gap: 10px;
}
.pt-card-title {
  font-family: var(--pt-disp);
  font-size: 12px;
  font-weight: 700;
  color: var(--pt-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.pt-card-count {
  font-size: 10px;
  background: var(--pt-bg);
  border: 1px solid var(--pt-border);
  color: var(--pt-ink3);
  padding: 1px 7px;
  border-radius: 10px;
  font-weight: 600;
}
.pt-card-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.pt-btn-sm {
  font-size: 10.5px;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--pt-border2);
  background: #fff;
  color: var(--pt-ink2);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.pt-btn-sm:hover { background: var(--pt-bg); }
.pt-btn-sm.primary { background: var(--pt-blue); color: #fff; border-color: var(--pt-blue); }
.pt-btn-sm.primary:hover { background: var(--pt-blue-dk); }
.pt-btn-sm.danger { background: var(--pt-rose-bg); color: #991B1B; border-color: var(--pt-rose-bd); }
.pt-btn-sm.warn { background: var(--pt-amber-bg); color: #92400E; border-color: var(--pt-amber-bd); }
.pt-btn-sm[disabled] { opacity: .55; cursor: not-allowed; }

/* The scroll trick: min-height:0 so flex children clamp */
.pt-scroll {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}
.pt-scroll::-webkit-scrollbar { width: 6px; }
.pt-scroll::-webkit-scrollbar-thumb { background: var(--pt-border2); border-radius: 3px; }
.pt-scroll::-webkit-scrollbar-track { background: var(--pt-bg); }

.pt-empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--pt-ink4);
  font-size: 12px;
  line-height: 1.7;
}

/* ── Column 1 — Documents ── */
.pt-doc-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--pt-log-line);
  cursor: pointer;
  font-size: 12px;
}
.pt-doc-row:hover { background: var(--pt-bg); }
.pt-doc-row.is-active {
  background: var(--pt-blue-10);
  border-left: 3px solid var(--pt-blue);
  padding-left: 11px;
}
.pt-doc-ico {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--pt-blue-10);
  color: var(--pt-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}
.pt-doc-body {
  flex: 1;
  min-width: 0;
}
.pt-doc-name {
  font-weight: 600;
  color: var(--pt-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pt-doc-meta {
  font-size: 10px;
  color: var(--pt-ink4);
  margin-top: 1px;
}
.pt-doc-status {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: .3px;
  text-transform: uppercase;
  flex-shrink: 0;
}
.pt-doc-status.ok { background: var(--pt-green-bg); color: #065F46; border: 1px solid var(--pt-green-bd); }
.pt-doc-status.warn { background: var(--pt-amber-bg); color: #92400E; border: 1px solid var(--pt-amber-bd); }

/* ── Column 2 — Event Trail ── */
.pt-evt-toolbar {
  padding: 7px 12px;
  border-bottom: 1px solid var(--pt-border);
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--pt-bg);
  flex-shrink: 0;
}
.pt-evt-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--pt-ink4);
  text-transform: uppercase;
  letter-spacing: .8px;
}
.pt-evt-filter {
  height: 26px;
  padding: 0 8px;
  border: 1px solid var(--pt-border2);
  border-radius: 6px;
  font-size: 11px;
  background: #fff;
  color: var(--pt-ink2);
  margin-left: auto;
  font-family: inherit;
  cursor: pointer;
}

.pt-evt-list { padding: 4px 0; }
.pt-evt-row {
  display: grid;
  grid-template-columns: 62px 22px 1fr auto;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 14px;
  border-bottom: 1px solid var(--pt-log-line);
  cursor: pointer;
  font-size: 11.5px;
  transition: background .1s;
}
.pt-evt-row:hover { background: var(--pt-bg); }
.pt-evt-row.is-active {
  background: var(--pt-blue-10);
  border-left: 3px solid var(--pt-blue);
  padding-left: 11px;
}
.pt-evt-row.is-exception {
  border-left: 3px solid var(--pt-rose);
  padding-left: 11px;
  background: rgba(254, 242, 242, .45);
}
.pt-evt-row.is-exception.is-active { background: var(--pt-rose-bg); }
.pt-evt-ts {
  font-family: var(--pt-mono);
  font-size: 10px;
  color: var(--pt-ink4);
  padding-top: 2px;
}
.pt-evt-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: #fff;
  flex-shrink: 0;
  margin-top: 1px;
}
.pt-evt-icon.ok { background: var(--pt-green); }
.pt-evt-icon.run { background: var(--pt-blue); animation: pt-blink 1.3s infinite; }
.pt-evt-icon.warn { background: var(--pt-amber); }
.pt-evt-icon.bad { background: var(--pt-rose); }
.pt-evt-icon.ext { background: var(--pt-violet); }
.pt-evt-icon.pend { background: var(--pt-ink4); }
.pt-evt-body { min-width: 0; }
.pt-evt-title {
  font-weight: 600;
  color: var(--pt-ink2);
  font-size: 11.5px;
  line-height: 1.35;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.pt-evt-meta {
  font-size: 10px;
  color: var(--pt-ink4);
  margin-top: 2px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.pt-evt-tag {
  font-family: var(--pt-mono);
  font-size: 9.5px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--pt-bg);
  border: 1px solid var(--pt-border);
  color: var(--pt-ink3);
  white-space: nowrap;
}
.pt-evt-right {
  font-size: 10px;
  color: var(--pt-ink4);
  padding-top: 2px;
  text-align: right;
  white-space: nowrap;
}
.pt-evt-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .3px;
}
.pt-evt-badge.ok { background: var(--pt-green-bg); color: #065F46; }
.pt-evt-badge.bad { background: var(--pt-rose-bg); color: #991B1B; }

/* ── Column 3 — Exception / Event detail ── */
.pt-detail {
  padding: 14px 16px;
}
.pt-detail-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
}
.pt-detail-ico {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.pt-detail-ico.bad { background: var(--pt-rose-bg); color: var(--pt-rose); border: 1px solid var(--pt-rose-bd); }
.pt-detail-ico.warn { background: var(--pt-amber-bg); color: var(--pt-amber); border: 1px solid var(--pt-amber-bd); }
.pt-detail-ico.ok { background: var(--pt-green-bg); color: var(--pt-green); border: 1px solid var(--pt-green-bd); }
.pt-detail-ico.info { background: var(--pt-blue-10); color: var(--pt-blue); border: 1px solid var(--pt-blue-20); }
.pt-detail-ico.ext { background: var(--pt-violet-bg); color: var(--pt-violet); border: 1px solid #DDD6FE; }
.pt-detail-title {
  font-family: var(--pt-disp);
  font-size: 13px;
  font-weight: 700;
  color: var(--pt-ink);
  line-height: 1.35;
}
.pt-detail-sub {
  font-size: 11px;
  color: var(--pt-ink3);
  margin-top: 3px;
}
.pt-severity {
  margin-left: auto;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 5px;
  text-transform: uppercase;
  letter-spacing: .4px;
  flex-shrink: 0;
}
.pt-severity.high { background: var(--pt-rose-bg); color: #991B1B; border: 1px solid var(--pt-rose-bd); }
.pt-severity.med { background: var(--pt-amber-bg); color: #92400E; border: 1px solid var(--pt-amber-bd); }
.pt-severity.low { background: var(--pt-bg); color: var(--pt-ink3); border: 1px solid var(--pt-border); }

.pt-section {
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pt-log-line);
}
.pt-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.pt-section-title {
  font-size: 9.5px;
  font-weight: 700;
  color: var(--pt-ink4);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 6px;
}
.pt-rationale {
  font-size: 11.5px;
  color: var(--pt-ink2);
  line-height: 1.6;
  white-space: pre-wrap;
}
.pt-kv {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
  border-bottom: 1px solid var(--pt-log-line);
  font-size: 11.5px;
  gap: 10px;
}
.pt-kv:last-child { border-bottom: none; }
.pt-kv-k { color: var(--pt-ink4); flex-shrink: 0; }
.pt-kv-v {
  color: var(--pt-ink);
  font-weight: 600;
  text-align: right;
  font-family: var(--pt-mono);
  font-size: 11px;
  word-break: break-word;
}
.pt-payload {
  background: var(--pt-log-bg);
  border: 1px solid var(--pt-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: var(--pt-mono);
  font-size: 10.5px;
  color: var(--pt-ink2);
  line-height: 1.65;
  white-space: pre-wrap;
  max-height: 220px;
  overflow-y: auto;
}
.pt-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.pt-related {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pt-related-row {
  padding: 6px 8px;
  background: var(--pt-bg);
  border: 1px solid var(--pt-border);
  border-radius: 6px;
  font-size: 11px;
  color: var(--pt-ink2);
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.pt-related-row:hover {
  background: var(--pt-blue-10);
  border-color: var(--pt-blue-20);
}
.pt-related-row .pt-evt-tag { background: #fff; }

/* Narrow fallback — stack columns, keep the shell bounded */
@media (max-width: 1100px) {
  .pt-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: minmax(280px, 1fr);
    overflow-y: auto;
  }
  .pt-shell {
    height: auto;
    min-height: 100vh;
  }
  .pt-body-lock { overflow: auto; }
}

/* Toast container position */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
#toast-container > * { pointer-events: auto; }

/* ── Architecture modal ────────────────────────────────────────────── */
.pt-arch-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.pt-arch-modal[hidden] { display: none; }
.pt-arch-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(13, 21, 38, .55);
  backdrop-filter: blur(2px);
  cursor: pointer;
}
.pt-arch-panel {
  position: relative;
  background: #fff;
  border: 1px solid var(--pt-border);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(13, 21, 38, .28);
  width: min(1200px, 100%);
  max-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.pt-arch-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--pt-border);
}
.pt-arch-header h2 {
  margin: 0;
  font-family: var(--pt-disp);
  font-size: 18px;
  font-weight: 700;
  color: var(--pt-ink);
  flex: 1;
}
.pt-arch-header-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pt-arch-content {
  flex: 1;
  overflow: auto;
  padding: 16px 20px;
  background: #f8fafc;
}
.pt-arch-section {
  margin-bottom: 20px;
}
.pt-arch-section-title {
  font-family: var(--pt-disp);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--pt-ink4);
  margin-bottom: 10px;
}
.pt-arch-mermaid-shell {
  background: #fff;
  border: 1px solid var(--pt-border);
  border-radius: 10px;
  overflow: auto;
  padding: 12px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.pt-arch-mermaid {
  font-family: var(--pt-sans);
}
.pt-arch-mermaid svg {
  display: block;
  max-width: none;
}
.pt-arch-notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}
.pt-arch-note {
  background: #fff;
  border: 1px solid var(--pt-border);
  border-radius: 10px;
  padding: 12px 14px;
}
.pt-arch-note-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--pt-ink);
  margin-bottom: 4px;
}
.pt-arch-note-line {
  font-size: 12px;
  color: var(--pt-ink3);
  line-height: 1.5;
}