/* ============================================================
   Audit-trail walkthrough — modular UI fragments
   ============================================================ */
.at-wrap { position: relative; width: 100%; }
.at-card {
  position: relative;
  width: 100%;
  height: 520px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F6F8FB 100%);
  border: 1px solid var(--wb-border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    0 1px 1px rgba(11, 31, 59, 0.04),
    0 28px 56px -22px rgba(11, 31, 59, 0.20),
    0 10px 24px -12px rgba(11, 31, 59, 0.10);
  font-family: var(--wb-font-sans);
}
.at-chrome {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--wb-border);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(6px);
}
.at-chrome .d { width: 9px; height: 9px; border-radius: 50%; background: var(--wb-ink-150); }
.at-url { margin-left: 8px; font: 500 11px/1 var(--wb-font-mono); color: var(--wb-ink-500); }

.at-stage {
  position: absolute; inset: 41px 0 0 0;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.at-scene {
  position: absolute; inset: 0;
  padding: 28px 28px 70px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}

/* Shared scene eyebrow + fragment shell */
.at-frag {
  width: min(560px, 100%);
  display: flex; flex-direction: column;
  align-items: stretch;
}
.at-frag-log { max-width: 560px; }
.at-frag-eyebrow {
  align-self: center;
  font: 700 10px/1 var(--wb-font-sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wb-navy-700);
  background: rgba(22, 69, 122, 0.06);
  border: 1px solid rgba(22, 69, 122, 0.14);
  border-radius: 3px;
  padding: 6px 10px;
  margin-bottom: 18px;
}

/* ---------- Scene 1: selected work order card ---------- */
.at-row-card {
  background: #fff;
  border: 1px solid var(--wb-border);
  border-radius: 14px;
  padding: 22px 24px;
  box-shadow:
    0 1px 1px rgba(11, 31, 59, 0.03),
    0 18px 36px -16px rgba(11, 31, 59, 0.18),
    inset 0 0 0 1px rgba(63, 120, 184, 0.10);
  position: relative;
  overflow: hidden;
}
.at-row-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--wb-navy-500), var(--wb-navy-900));
}
.at-row-card-top {
  display: flex; align-items: center; gap: 10px; margin-bottom: 12px;
}
.at-row-card-id {
  font: 700 12px/1 var(--wb-font-mono);
  color: var(--wb-navy-700); letter-spacing: 0.02em;
}
.at-row-card-tag {
  font: 700 9px/1 var(--wb-font-sans); letter-spacing: 0.10em;
  color: var(--wb-ink-500);
  background: var(--wb-ink-100);
  border-radius: 4px;
  padding: 4px 7px;
}
.at-row-card-title {
  font: 600 17px/1.3 var(--wb-font-display);
  letter-spacing: -0.01em;
  color: var(--wb-navy-900);
  margin-bottom: 6px;
}
.at-row-card-site {
  font: 400 12px/1.4 var(--wb-font-sans);
  color: var(--wb-ink-500);
  margin-bottom: 16px;
}
.at-row-card-meta {
  display: flex; align-items: center; gap: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--wb-ink-100);
  flex-wrap: wrap;
}
.at-row-card-as { display: flex; align-items: center; gap: 8px; font: 500 12px/1 var(--wb-font-sans); color: var(--wb-navy-900); }
.at-av { width: 24px; height: 24px; border-radius: 50%; background: var(--wb-navy-900); color: #fff; display: inline-flex; align-items: center; justify-content: center; font: 700 10px/1 var(--wb-font-sans); }
.at-row-card-sla { display: flex; align-items: center; gap: 7px; font: 600 12px/1 var(--wb-font-sans); color: var(--wb-success-700); }
.at-row-card-sla .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--wb-success-500); }
.at-row-card-pri { font: 500 12px/1 var(--wb-font-sans); color: var(--wb-ink-500); }
.at-row-card-pri b { color: var(--wb-navy-900); font-weight: 700; }
.at-pill { font: 700 9px/1 var(--wb-font-sans); letter-spacing: 0.06em; border-radius: 4px; padding: 5px 8px; }
.st-prog { background: #FEF3D7; color: #8A5A00; }

/* ---------- Scene 2: context tiles ---------- */
.at-ctx-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.at-ctx-tile {
  background: #fff;
  border: 1px solid var(--wb-border);
  border-radius: 10px;
  padding: 12px 14px;
  transition: background 240ms var(--wb-ease-out), border-color 240ms var(--wb-ease-out), box-shadow 240ms var(--wb-ease-out), transform 240ms var(--wb-ease-out);
}
.at-ctx-tile .k {
  font: 700 9px/1 var(--wb-font-sans);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wb-ink-400);
  margin-bottom: 6px;
}
.at-ctx-tile .v {
  font: 600 12.5px/1.3 var(--wb-font-sans);
  color: var(--wb-navy-900);
}
.at-ctx-tile.is-active {
  background: var(--wb-navy-25);
  border-color: var(--wb-navy-400);
  box-shadow: 0 0 0 3px rgba(63, 120, 184, 0.14);
  transform: translateY(-1px);
}
.at-ctx-tile.is-active .v { color: var(--wb-navy-900); }

.at-resp {
  margin-top: 14px;
  background: #fff;
  border: 1px solid var(--wb-border);
  border-radius: 10px;
  padding: 12px 14px;
}
.at-resp-row {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 6px;
}
.at-resp-row .lbl { font: 500 11.5px/1 var(--wb-font-sans); color: var(--wb-ink-600); }
.at-resp-row .el  { font: 700 11.5px/1 var(--wb-font-sans); color: var(--wb-success-700); }
.at-resp-bar { height: 3px; background: var(--wb-success-500); border-radius: 999px; margin-bottom: 12px; }
.at-resp-bar:last-child { margin-bottom: 0; }

/* ---------- Scene 3: work log timeline ---------- */
.at-tl {
  display: flex; flex-direction: column;
  gap: 10px;
  width: 100%;
}
.at-tl-item {
  display: grid; grid-template-columns: 32px 1fr auto;
  gap: 10px; align-items: start;
}
.at-tl-ico {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--wb-navy-50); color: var(--wb-navy-700);
  border: 1px solid var(--wb-border);
}
.at-tl-ico.ic-sla { background: var(--wb-info-50); color: var(--wb-info-700); }
.at-tl-ico.ic-sys { background: var(--wb-ink-100); color: var(--wb-ink-600); }
.at-tl-body {
  background: #fff; border: 1px solid var(--wb-border); border-radius: 10px;
  padding: 9px 12px; min-width: 0;
}
.at-tl-top { display: flex; align-items: baseline; gap: 8px; }
.at-tl-top b { font: 600 12px/1.2 var(--wb-navy-900); }
.at-tl-time { font: 500 10px/1 var(--wb-font-mono); color: var(--wb-ink-400); }
.at-tl-meta { font: 700 8px/1 var(--wb-font-sans); letter-spacing: 0.08em; color: var(--wb-ink-400); margin-top: 5px; }
.at-tl-text { font: 400 11px/1.45 var(--wb-font-sans); color: var(--wb-ink-600); margin-top: 4px; }

.at-chip {
  align-self: center;
  display: inline-flex; flex-direction: column; gap: 2px;
  padding: 7px 11px; border-radius: 8px;
  white-space: nowrap;
}
.at-chip-k { font: 700 7.5px/1 var(--wb-font-sans); letter-spacing: 0.10em; text-transform: uppercase; opacity: 0.7; }
.at-chip-v { font: 600 11px/1.2 var(--wb-font-sans); }
.chip-navy { background: var(--wb-navy-50); color: var(--wb-navy-800); border: 1px solid var(--wb-navy-100); }
.chip-ok   { background: var(--wb-success-50); color: var(--wb-success-700); border: 1px solid var(--wb-success-100); }

/* Reviewable badge */
.at-badge-foot {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  display: flex; align-items: center; gap: 9px;
  padding: 11px 14px; border-radius: 10px;
  background: var(--wb-navy-900); color: #fff;
  font: 600 12px/1 var(--wb-font-sans);
  box-shadow: 0 12px 28px -10px rgba(11, 31, 59, 0.45);
  z-index: 10;
}
.at-badge-check {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--wb-success-500); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .at-card { height: 480px; }
  .at-chip { display: none; }
  .at-tl-item { grid-template-columns: 30px 1fr; }
  .at-ctx-grid { grid-template-columns: 1fr 1fr; }
}