:root {
  --bg: #0a0c10;
  --panel: #121722;
  --border: #253044;
  --text: #e8eef7;
  --muted: #8b9bb0;
  --accent: #6ee7b7;
  --accent2: #60a5fa;
  --danger: #f87171;
  --drop: #0f2a22;
  --rail: #0e131c;
  --tab: #1a2230;
  --font: "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1000px 500px at 80% -20%, #1a2740 0%, var(--bg) 50%);
  color: var(--text);
  font-family: var(--font);
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.mt { margin-top: 1.25rem; }
.upload-progress {
  margin: 0.5rem 0 0.75rem;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1a14;
  color: var(--accent);
  font-size: 0.9rem;
}
.gaps-panel .gap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.5rem;
  margin: 0.5rem 0;
}
.gap-item {
  display: flex;
  gap: 0.5rem;
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--rail);
  font-size: 0.88rem;
}
.gap-item.received { border-color: rgba(110, 231, 183, 0.35); }
.gap-item.missing.required { border-color: rgba(248, 113, 113, 0.45); }
.gap-item.missing.recommended { border-color: rgba(251, 191, 36, 0.35); }
.gap-status { font-size: 1.1rem; line-height: 1.2; color: var(--accent); }
.gap-item.missing .gap-status { color: var(--danger); }
.missing-banner {
  margin-top: 0.5rem;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.3);
  font-size: 0.9rem;
}
.missing-banner.ok {
  background: rgba(110, 231, 183, 0.08);
  border-color: rgba(110, 231, 183, 0.3);
}
.timeline li.tl-email { border-left: 3px solid var(--accent2); padding-left: 0.5rem; }
.timeline li.tl-document { border-left: 3px solid var(--accent); padding-left: 0.5rem; }
.timeline li.tl-case { border-left: 3px solid var(--warn, #fbbf24); padding-left: 0.5rem; }
.timeline li.tl-ai { border-left: 3px solid #c084fc; padding-left: 0.5rem; }
.ai-panel {
  border-color: rgba(192, 132, 252, 0.35);
  background: linear-gradient(180deg, rgba(88, 28, 135, 0.12), transparent);
}
.ai-panel.empty { opacity: 0.95; }
.ai-cols { margin-top: 0.5rem; }
.framework-banner {
  margin: 0.5rem 0 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  border: 1px solid rgba(96, 165, 250, 0.35);
  background: rgba(30, 58, 138, 0.2);
  font-size: 0.9rem;
}
.command-centre { margin-bottom: 0.75rem; }
.cmd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.cmd-card {
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--rail);
  font-size: 0.88rem;
}
.cmd-card b { display: block; font-size: 1.15rem; color: var(--accent); margin: 0.15rem 0; }
.track-filters { display: flex; flex-wrap: wrap; gap: 0.35rem; margin: 0.4rem 0 0.6rem; }
.chip {
  border: 1px solid var(--border);
  background: var(--rail);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  cursor: pointer;
}
.chip.active { border-color: var(--accent2); color: var(--text); background: rgba(96, 165, 250, 0.15); }
.timeline li.rel-verified { border-left-color: var(--accent); }
.timeline li.rel-asserted { border-left-color: #fbbf24; }
.timeline li.rel-disputed { border-left-color: var(--danger); }
.timeline li.rel-contradicted { border-left-color: #f472b6; }
.badge.track { background: rgba(96, 165, 250, 0.15); }
.badge.rel { background: rgba(251, 191, 36, 0.12); }
.evidence-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin: 0.5rem 0; }
.evidence-table th, .evidence-table td {
  text-align: left; padding: 0.35rem 0.5rem; border-bottom: 1px solid var(--border);
}
.evidence-table th { color: var(--muted); font-weight: 600; }
.evidence-table tr.ev-row { cursor: pointer; }
.evidence-table tr.ev-row:hover { background: rgba(96, 165, 250, 0.08); }
.evidence-table tr.ev-row td:first-child {
  color: var(--accent2);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.file-list-table tr.file-row { cursor: pointer; }
.file-list-table tr.file-row:hover { background: rgba(96, 165, 250, 0.08); }
.file-list-table .fname { color: var(--accent2); }

/* Case sub-navigation (tenant workspace) */
.case-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.65rem 0 0.85rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--border);
}
.case-subnav-btn {
  background: var(--rail);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  cursor: pointer;
}
.case-subnav-btn:hover { color: var(--text); border-color: #3a4a66; }
.case-subnav-btn.active {
  color: var(--text);
  border-color: var(--accent2);
  background: rgba(96, 165, 250, 0.15);
}
.case-search-bar { margin: 0.5rem 0; }
.case-search-hits {
  margin-bottom: 0.75rem;
  max-height: 220px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--rail);
  padding: 0.5rem;
}
.search-hit {
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.search-hit:last-child { border-bottom: 0; }
.cmd-card.warn { border-color: rgba(248, 113, 113, 0.45); }
.form-ready-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.55rem;
  margin: 0.5rem 0 0.75rem;
}
.form-ready-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  background: var(--rail);
  font-size: 0.85rem;
}
.progress-bar {
  height: 6px;
  background: #1a2230;
  border-radius: 4px;
  margin: 0.35rem 0;
  overflow: hidden;
}
.progress-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}
.drafting-studio textarea { width: 100%; }
.draft-review-box {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: 10px;
  border: 1px solid rgba(192, 132, 252, 0.35);
  background: rgba(88, 28, 135, 0.12);
}
.review-flags { margin-top: 0.35rem; display: flex; flex-wrap: wrap; gap: 0.3rem; }
.flag {
  font-size: 0.75rem;
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
  background: rgba(248, 113, 113, 0.15);
  border: 1px solid rgba(248, 113, 113, 0.35);
}
.flag.warn { background: rgba(251, 191, 36, 0.12); border-color: rgba(251, 191, 36, 0.35); }
.cool-holding { border-left: 3px solid #fbbf24; padding-left: 0.5rem; }
.cool-released { border-left: 3px solid var(--accent); padding-left: 0.5rem; opacity: 0.85; }
.court-deadline { border-left: 3px solid var(--danger); padding-left: 0.45rem; }
.done { opacity: 0.55; text-decoration: line-through; }
.ai-list.compact li { padding: 0.35rem 0.5rem; font-size: 0.85rem; }
.case-tab-panel { animation: fadein 0.15s ease; }
@keyframes fadein { from { opacity: 0.6; } to { opacity: 1; } }
.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
@media (max-width: 720px) {
  .grid2 { grid-template-columns: 1fr; }
}

/* Document viewer */
.doc-viewer-card {
  width: min(960px, 100%);
  max-height: min(92vh, 900px);
  display: flex;
  flex-direction: column;
  padding: 1rem 1.15rem 1.1rem;
}
.doc-viewer-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 0.65rem;
}
.doc-viewer-head h3 {
  margin: 0 0 0.2rem;
  font-size: 1.1rem;
  word-break: break-word;
}
.doc-viewer-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.55rem;
}
.doc-viewer-body {
  flex: 1;
  min-height: 280px;
  max-height: 58vh;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0b0f16;
  padding: 0.75rem;
}
.doc-viewer-body iframe,
.doc-viewer-body embed,
.doc-viewer-body object {
  width: 100%;
  height: min(56vh, 640px);
  border: 0;
  border-radius: 8px;
  background: #111;
}
.doc-viewer-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
}
.doc-viewer-text {
  flex: 1;
  min-height: 280px;
  max-height: 58vh;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0b0f16;
  padding: 0.85rem 1rem;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.86rem;
  line-height: 1.45;
}
.doc-viewer-empty {
  color: var(--muted);
  padding: 1.5rem 0.5rem;
  text-align: center;
}
.legal-verify-banner {
  margin-top: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  border: 1px solid rgba(248, 113, 113, 0.4);
  background: rgba(127, 29, 29, 0.2);
}
.issue-tree-panel { border-color: rgba(110, 231, 183, 0.25); }
.row.wrap { flex-wrap: wrap; }
.ai-list { list-style: none; padding: 0; margin: 0.35rem 0 0.75rem; }
.ai-list li {
  padding: 0.5rem 0.65rem;
  margin-bottom: 0.4rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--rail);
  font-size: 0.9rem;
}
.ai-list li.priority-high,
.ai-list li.urgency-high { border-color: rgba(248, 113, 113, 0.5); }
.ai-list li.priority-medium,
.ai-list li.urgency-medium { border-color: rgba(251, 191, 36, 0.4); }
.ai-list ol { margin: 0.35rem 0 0 1.1rem; color: var(--muted); }
.ai-status { min-height: 1.2rem; margin: 0.25rem 0 0.5rem; color: #c084fc; }
.app { max-width: 1280px; margin: 0 auto; padding: 1rem 1rem 3rem; }
header {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap;
}
.brand { display: flex; gap: 0.75rem; align-items: center; }
.mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: radial-gradient(circle at 30% 30%, #a7f3d0, #059669 55%, #064e3b);
}
h1 { margin: 0; font-size: 1.25rem; }
h2, h3 { margin: 0 0 0.75rem; }
h4 { margin: 0.85rem 0 0.4rem; font-size: 0.95rem; color: var(--muted); }
.header-actions a { color: var(--accent); margin-left: 0.75rem; text-decoration: none; }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem 1.25rem;
  margin-bottom: 1rem;
}
label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.6rem; }
label.inline { flex-direction: row; align-items: center; gap: 0.5rem; }
input, select, textarea {
  background: #0d1118; border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 0.5rem 0.7rem; font: inherit;
}
button {
  appearance: none; border: 1px solid var(--border); background: #1a2434;
  color: var(--text); border-radius: 10px; padding: 0.5rem 0.9rem;
  font: inherit; cursor: pointer;
}
button.primary { background: #0f3d2e; border-color: var(--accent); color: var(--accent); }
button.ghost { background: transparent; }
button.small { padding: 0.25rem 0.55rem; font-size: 1.1rem; line-height: 1; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.row { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.row.gap { gap: 0.75rem; margin: 0.5rem 0; }
.row.between { justify-content: space-between; align-items: center; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (max-width: 720px) { .grid2 { grid-template-columns: 1fr; } }
.msg { min-height: 1.2rem; color: var(--accent); }
.msg.err { color: var(--danger); }

/* Multi-case workspace layout */
.workspace {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: 70vh;
  margin: -0.25rem;
}
@media (max-width: 860px) {
  .workspace { grid-template-columns: 1fr; }
  .case-rail { max-height: 220px; border-right: none; border-bottom: 1px solid var(--border); }
}
.case-rail {
  background: var(--rail);
  border-right: 1px solid var(--border);
  border-radius: 12px 0 0 12px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.rail-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.rail-head h3 { margin: 0; font-size: 0.95rem; }
.rail-filters select { width: 100%; font-size: 0.8rem; }
.case-rail-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.case-item {
  text-align: left;
  width: 100%;
  padding: 0.55rem 0.6rem;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.case-item:hover { background: #1a2230; border-color: var(--border); }
.case-item.open { border-color: rgba(110, 231, 183, 0.35); background: #14241c; }
.case-item.active { border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
.case-item .title { font-size: 0.88rem; font-weight: 600; color: var(--text); }
.case-item .meta { font-size: 0.72rem; color: var(--muted); }
.rail-foot { font-size: 0.75rem; padding-top: 0.35rem; }

.case-main {
  padding: 0.75rem 1rem 1rem;
  min-width: 0;
}
.case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
}
.case-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.65rem;
  border-radius: 8px 8px 0 0;
  border: 1px solid var(--border);
  background: var(--tab);
  cursor: pointer;
  font-size: 0.85rem;
  max-width: 200px;
}
.case-tab span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.case-tab.active {
  border-color: var(--accent);
  color: var(--accent);
  background: #0f3d2e;
}
.case-tab .close {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 0 0.15rem;
  font-size: 1rem;
  line-height: 1;
  border-radius: 4px;
}
.case-tab .close:hover { color: var(--danger); }

.view-panel { animation: fade 0.12s ease; }
@keyframes fade { from { opacity: 0.6; } to { opacity: 1; } }

.board-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}
.board-card {
  background: #0d1118;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.85rem;
  cursor: pointer;
  transition: border-color 0.12s;
}
.board-card:hover { border-color: var(--accent2); }
.board-card h4 { margin: 0 0 0.35rem; color: var(--text); font-size: 1rem; }
.board-card .stats {
  display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.5rem;
}
.badge {
  display: inline-block; padding: 0.1rem 0.4rem; border-radius: 999px;
  border: 1px solid var(--border); font-size: 0.72rem; color: var(--muted);
}
.badge.open { color: var(--accent); border-color: rgba(110,231,183,0.4); }
.badge.closed { color: var(--muted); }
.badge.on_hold { color: #fbbf24; border-color: rgba(251,191,36,0.4); }

.dropzone {
  border: 2px dashed var(--border);
  border-radius: 14px;
  padding: 1.5rem 1rem;
  text-align: center;
  background: #0d1118;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  margin-bottom: 0.75rem;
}
.dropzone.drag { border-color: var(--accent); background: var(--drop); }
.dropzone p { margin: 0.25rem 0; }
.dropzone.compact { padding: 1rem; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td { text-align: left; padding: 0.45rem 0.35rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 0.78rem; }

.case-workspace {
  display: grid;
  gap: 1rem;
}
.case-workspace .cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 900px) {
  .case-workspace .cols { grid-template-columns: 1fr; }
}
.subpanel {
  background: #0d1118;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
}
.timeline { list-style: none; padding: 0; margin: 0.5rem 0; max-height: 280px; overflow-y: auto; }
.timeline li {
  padding: 0.5rem 0.65rem; border-left: 3px solid var(--accent2);
  background: #121822; margin-bottom: 0.4rem; border-radius: 0 8px 8px 0;
  font-size: 0.85rem;
}
.case-head {
  display: flex; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap;
  align-items: flex-start; margin-bottom: 0.5rem;
}
.case-head h3 { margin: 0; }
.status-select { font-size: 0.85rem; }

/* Modal */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55);
  display: grid; place-items: center; z-index: 50; padding: 1rem;
}
.modal-card {
  width: min(480px, 100%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.15rem;
}