*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Artifice palette — dark mode, warm near-black carrying cream DNA */
  --bg: #0f0d09;
  --bg-sidebar: #0a0907;
  --t: #f5f0e6;
  --t2: #c8c1b3;
  --t3: #8a847a;
  --t4: #5c584f;
  --t5: #3a362e;
  --s1: #1a1713;
  --s2: #221f18;
  --s3: #2d2821;
  --s4: #383226;
  --b: rgba(245, 240, 230, 0.08);
  --b2: rgba(245, 240, 230, 0.16);
  --b3: rgba(245, 240, 230, 0.28);
  --accent: #6a9fd1;
  --accent-soft: rgba(106, 159, 209, 0.14);

  /* Entity scope colors — distinct hue per entity, muted for dark mode */
  --scope-root: #8a847a;
  --scope-studio: #c89a5f;     /* amber — commercial lane */
  --scope-nonprofit: #7fb487;  /* sage — mission */
  --scope-backoffice: #7f9fc8; /* slate-blue — infra */
  --scope-multi: #c880b0;      /* mauve — crosses entities */

  --sans: "Helvetica Now Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Fragment Mono", "SF Mono", "JetBrains Mono", Menlo, monospace;

  --sidebar-w: 256px;
  color-scheme: dark;
}

html, body {
  background: var(--bg);
  color: var(--t);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

button {
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  text-align: left;
}

button:disabled {
  cursor: not-allowed;
}

a {
  color: var(--accent);
  text-decoration: none;
}

/* =========================================================
   App shell — sidebar + main
   ========================================================= */

.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* =========================================================
   SIDEBAR
   ========================================================= */

.sidebar {
  background: var(--bg-sidebar);
  border-right: 1px solid var(--b);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: sticky;
  top: 0;
  padding: 0;
}

.workspace {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 1rem 0.875rem;
  border-bottom: 1px solid var(--b);
}

.workspace-mark {
  width: 28px;
  height: 28px;
  background: var(--s3);
  border: 1px solid var(--b2);
  border-radius: 6px;
  display: grid;
  place-items: center;
  color: var(--t);
  font-size: 0.75rem;
  line-height: 1;
  flex-shrink: 0;
}

.workspace-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.workspace-title {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--t);
  line-height: 1.1;
}

.workspace-sub {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--t4);
  line-height: 1.1;
}

.nav {
  padding: 0.75rem 0.5rem 1rem;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nav-section {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nav-label {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--t4);
  padding: 0.375rem 0.625rem 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4375rem 0.625rem;
  border-radius: 5px;
  font-size: 0.8125rem;
  color: var(--t2);
  transition: background 0.12s ease, color 0.12s ease;
  width: 100%;
  letter-spacing: -0.005em;
}

.nav-item:hover:not(:disabled) {
  background: var(--s1);
  color: var(--t);
}

.nav-item.is-active {
  background: var(--s2);
  color: var(--t);
}

.nav-item:disabled {
  color: var(--t4);
  opacity: 0.6;
}

.nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot, var(--t3));
  flex-shrink: 0;
}

.nav-text {
  flex: 1;
}

.nav-count {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  color: var(--t4);
  background: var(--s1);
  padding: 2px 6px;
  border-radius: 3px;
  min-width: 28px;
  text-align: center;
}

.nav-item.is-active .nav-count {
  background: var(--s3);
  color: var(--t3);
}

.sidebar-footer {
  padding: 0.875rem 1rem 1rem;
  border-top: 1px solid var(--b);
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  color: var(--t4);
}

.sidebar-footer a {
  color: var(--t3);
  word-break: break-all;
}

.sidebar-footer a:hover {
  color: var(--t);
}

/* =========================================================
   MAIN
   ========================================================= */

.main {
  min-width: 0;
  padding: 0 2rem 4rem;
  max-width: 1280px;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--b);
  margin-bottom: 2.5rem;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.crumb {
  color: var(--t3);
}

.crumb-current {
  color: var(--t);
}

.crumb-sep {
  color: var(--t5);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--t3);
  padding: 0.3125rem 0.625rem;
  border: 1px solid var(--b2);
  border-radius: 4px;
  background: transparent;
}

.pill-soft {
  background: var(--s1);
  color: var(--t2);
  border-color: transparent;
}

/* Page head */
.page-head {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--t);
  margin-bottom: 0.375rem;
}

.page-desc {
  font-size: 0.875rem;
  color: var(--t3);
  letter-spacing: -0.005em;
  max-width: 56ch;
}

/* =========================================================
   Stats strip
   ========================================================= */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--s1);
  border: 1px solid var(--b);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 2rem;
}

.stat {
  padding: 1rem 1.125rem 1.125rem;
  border-right: 1px solid var(--b);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: background 0.12s ease;
  min-height: 90px;
}

.stat:last-child { border-right: none; }

.stat:hover { background: var(--s2); }

.stat-label {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--t3);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--t);
  margin-top: auto;
}

.stat-sub {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--t4);
}

/* =========================================================
   Block (section container) — reusable shell
   ========================================================= */

.block {
  margin-bottom: 2.25rem;
}

.block-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--b);
}

.block-title {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--t);
}

.block-sub {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--t4);
}

/* =========================================================
   Entity cards
   ========================================================= */

.entity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.625rem;
}

.entity {
  background: var(--s1);
  border: 1px solid var(--b);
  border-radius: 8px;
  padding: 0.9375rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.12s ease, background 0.12s ease;
  cursor: default;
}

.entity:hover {
  background: var(--s2);
  border-color: var(--b2);
}

.entity-head {
  display: flex;
  align-items: center;
  gap: 0.4375rem;
}

.entity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot);
  flex-shrink: 0;
}

.entity-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--t);
  letter-spacing: -0.005em;
}

.entity-sub {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--t4);
  margin-left: calc(8px + 0.4375rem);
}

.entity-count {
  font-size: 1.625rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--t);
  margin-top: 0.25rem;
}

.entity-bar {
  height: 3px;
  background: var(--s3);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.25rem;
}

.entity-bar-fill {
  height: 100%;
  width: var(--pct, 0%);
  background: var(--dot);
  border-radius: 2px;
  transition: width 0.3s ease;
}

/* =========================================================
   Activity table
   ========================================================= */

.table-wrap {
  background: var(--s1);
  border: 1px solid var(--b);
  border-radius: 8px;
  overflow: hidden;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.table thead tr {
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--b);
}

.table th {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--t3);
  font-weight: 500;
  padding: 0.625rem 1rem;
  text-align: left;
  white-space: nowrap;
}

.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--b);
  vertical-align: top;
  color: var(--t);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr {
  transition: background 0.1s ease;
}

.table tbody tr:hover {
  background: var(--s2);
}

.col-when { width: 92px; }
.col-entity { width: 130px; }
.col-author { width: 130px; }
.col-sha { width: 72px; text-align: right; }

.cell-when {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--t3);
  text-transform: uppercase;
  white-space: nowrap;
}

.scope-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--t2);
  padding: 2px 7px;
  border: 1px solid var(--b2);
  border-radius: 3px;
  line-height: 1.4;
  background: transparent;
}

.scope-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dot, var(--t3));
  flex-shrink: 0;
}

.cell-message {
  color: var(--t);
  letter-spacing: -0.005em;
  line-height: 1.45;
}

.cell-author {
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--t3);
  letter-spacing: 0.02em;
}

.cell-sha {
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--t3);
  letter-spacing: 0.04em;
  text-align: right;
}

.table-empty td {
  text-align: center;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--t3);
  padding: 2.25rem 1rem;
}

/* =========================================================
   Page footer
   ========================================================= */

.page-foot {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--b);
  font-size: 0.75rem;
  color: var(--t4);
  line-height: 1.6;
  max-width: 56ch;
}

/* =========================================================
   Responsive — sidebar collapses on small screens
   ========================================================= */

@media (max-width: 1080px) {
  :root { --sidebar-w: 220px; }
  .stats, .entity-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .app {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: relative;
    border-right: none;
    border-bottom: 1px solid var(--b);
    min-height: auto;
  }
  .nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.625rem 0.75rem;
  }
  .nav-section {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2px;
  }
  .nav-label {
    display: none;
  }
  .main {
    padding: 0 1rem 3rem;
  }
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .stats, .entity-grid {
    grid-template-columns: 1fr;
  }
  .stat {
    border-right: none;
    border-bottom: 1px solid var(--b);
  }
  .stat:last-child { border-bottom: none; }
  .col-author, .col-sha { display: none; }
  .cell-author, .cell-sha { display: none; }
  .table td { padding: 0.625rem 0.75rem; }
  .table th { padding: 0.5rem 0.75rem; }
  .page-title { font-size: 1.375rem; }
}