/* MMF PIM — curatorial theme, adapted from mmf-pim-v4.html (light/curatorial mode only). */
:root {
  --paper: #f4ede0;
  --paper-dark: #ebe1cf;
  --paper-darker: #ddd0b5;
  --ink: #1a1814;
  --ink-soft: #4a453c;
  --ink-muted: #867e70;
  --rule: #d4c9b2;
  --rule-soft: #e2d8c2;
  --accent: #8b3a1f;
  --accent-soft: #b45e3c;
  --gold: #a68a3e;
  --blue: #3a5672;
  --good: #5a7a4a;
  --warn: #b88a3a;
  --bad: #a04a3a;
  --topbar-h: 52px;
  --subheader-h: 44px;
  --tree-w: 320px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.005em;
}

/* subtle paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
  z-index: 1;
  mix-blend-mode: multiply;
}

button, input, select, textarea { font-family: inherit; }
.mono { font-family: "JetBrains Mono", monospace; }

/* ---------- shell ---------- */
.app-shell {
  display: grid;
  grid-template-columns: var(--tree-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-areas: "topbar topbar" "tree detail";
  height: 100vh;
  position: relative;
  z-index: 2;
}

/* ---------- topbar ---------- */
.topbar {
  grid-area: topbar;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  grid-template-columns: var(--tree-w) auto 1fr;
  align-items: center;
  padding-right: 18px;
}
.topbar-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 22px;
  height: 100%;
  align-items: center;
  border-right: 1px solid rgba(244, 237, 224, 0.08);
}
.brand-mark {
  font-family: "Fraunces", serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.brand-sub {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(244, 237, 224, 0.5);
}
.topbar-nav { display: flex; align-items: center; height: 100%; padding-left: 16px; }
.topnav-item {
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: rgba(244, 237, 224, 0.65);
  font-size: 13px;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  transition: all 0.15s ease;
}
.topnav-item:hover { color: var(--paper); }
.topnav-item.active { color: var(--paper); border-bottom-color: var(--accent-soft); }
.topnav-badge {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  background: rgba(244, 237, 224, 0.12);
  color: var(--paper);
  padding: 1px 7px;
  border-radius: 8px;
}
.topnav-item.active .topnav-badge { background: var(--accent); }
.auth-status {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: rgba(244, 237, 224, 0.72);
}
.auth-user {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.auth-signout {
  border: 1px solid rgba(244, 237, 224, 0.18);
  background: rgba(244, 237, 224, 0.08);
  color: var(--paper);
  padding: 6px 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
}
.auth-signout:hover { background: var(--accent); border-color: var(--accent); }

#tree-add-btn[hidden] { display: none; }

/* ---------- tree panel ---------- */
.tree-panel {
  grid-area: tree;
  background: var(--paper-dark);
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}
.tree-tabs { display: flex; border-bottom: 1px solid var(--rule); background: var(--paper); }
.tree-tab {
  flex: 1;
  background: transparent;
  border: none;
  padding: 14px 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-bottom: 2px solid transparent;
}
.tree-tab:hover { color: var(--ink); }
.tree-tab.active { color: var(--ink); border-bottom-color: var(--accent); }
.tree-tab-count {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--ink-muted);
  background: rgba(255, 255, 255, 0.45);
  padding: 3px 9px;
  border-radius: 999px;
}
.tree-tab.active .tree-tab-count { background: var(--accent); color: var(--paper); }
.tree-add {
  width: 100%;
  justify-content: center;
  padding: 10px 12px;
  white-space: nowrap;
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
  font-weight: 500;
}
.tree-add:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.tree-group-control {
  padding: 16px 38px;
  background: #ded2b7;
  border-bottom: 1px solid var(--rule);
}
.tree-controls { padding: 12px 24px; border-bottom: 1px solid var(--rule-soft); background: var(--paper); }
.tree-filter {
  width: 100%;
  font-size: 14px;
  padding: 10px 12px;
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--ink);
}
.tree-scroll { flex: 1; overflow-y: auto; padding: 4px 0 16px; }

.tree-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 12px;
  cursor: pointer;
  user-select: none;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.tree-group-header:hover { background: rgba(26, 24, 20, 0.04); }
.tree-group-chevron { font-size: 10px; color: var(--ink-muted); width: 10px; transition: transform 0.15s ease; }
.tree-group.collapsed .tree-group-chevron { transform: rotate(-90deg); }
.tree-group-label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-group-count { font-family: "JetBrains Mono", monospace; font-size: 10px; color: var(--ink-muted); font-weight: 400; }
.tree-group.collapsed .tree-group-items { display: none; }

.tree-item {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 10px;
  padding: 6px 12px 6px 26px;
  cursor: pointer;
  align-items: center;
  border-left: 3px solid transparent;
  transition: all 0.1s ease;
}
.tree-item:hover { background: rgba(26, 24, 20, 0.04); }
.tree-item.active { background: rgba(139, 58, 31, 0.08); border-left-color: var(--accent); }
.tree-item-thumb {
  width: 36px;
  height: 36px;
  background-size: cover;
  background-position: center;
  background-color: var(--paper);
  border: 1px solid var(--rule-soft);
}
.tree-item-main { min-width: 0; }
.tree-item-title {
  font-family: "Fraunces", serif;
  font-size: 14px;
  font-style: italic;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-item-sub {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-item-meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  color: var(--ink-muted);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.tree-empty { padding: 18px 16px; color: var(--ink-muted); font-size: 12px; }

/* ---------- detail panel ---------- */
.detail-panel { grid-area: detail; display: flex; flex-direction: column; overflow: hidden; background: var(--paper); }
.detail-subheader {
  height: var(--subheader-h);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid var(--rule);
  gap: 16px;
}
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-muted); min-width: 0; }
.breadcrumb-item { cursor: pointer; }
.breadcrumb-item:hover { color: var(--ink); }
.breadcrumb-item.current { color: var(--ink); font-weight: 500; cursor: default; }
.breadcrumb-sep { color: var(--rule); font-size: 10px; }
.detail-quickactions { display: flex; gap: 6px; flex-shrink: 0; }
.detail-content { flex: 1; overflow-y: auto; padding: 28px 36px 60px; }

/* ---------- buttons ---------- */
.qa-btn, .btn {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--rule);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.qa-btn:hover, .btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.qa-btn.primary, .btn.primary { background: var(--accent); color: var(--paper); border-color: var(--accent); }
.qa-btn.primary:hover, .btn.primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); }
.btn.link { background: none; border: none; color: var(--accent); text-transform: none; letter-spacing: 0; font-family: "Inter", sans-serif; font-size: 12px; padding: 2px 4px; }
.btn.link:hover { background: none; color: var(--accent-soft); text-decoration: underline; }

/* ---------- headings + key/value ---------- */
.detail-title { font-family: "Fraunces", serif; font-size: 30px; font-weight: 400; font-style: italic; margin: 0 0 4px; }
.detail-eyebrow { font-family: "JetBrains Mono", monospace; font-size: 10px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--accent); margin-bottom: 8px; }
.detail-byline { color: var(--ink-soft); font-size: 14px; margin-bottom: 22px; }
.detail-main-image {
  display: block;
  max-width: min(340px, 100%);
  border: 1px solid var(--rule);
  margin-bottom: 18px;
}
.section-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 6px;
  margin: 30px 0 14px;
}
.data-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1px; background: var(--rule-soft); border: 1px solid var(--rule-soft); }
.data-cell { background: var(--paper); padding: 10px 12px; }
.data-cell-label { font-family: "JetBrains Mono", monospace; font-size: 9px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-muted); margin-bottom: 3px; }
.data-cell-value { font-size: 14px; color: var(--ink); }

/* ---------- source/derived split ---------- */
.source-banner {
  width: min(720px, 100%);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  background: var(--paper-dark);
  color: var(--ink);
  display: grid;
  grid-template-columns: 54px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  margin: 0 0 18px;
  text-align: left;
  cursor: pointer;
}
.source-banner:hover { background: var(--paper-darker); }
.source-thumb {
  width: 54px;
  height: 54px;
  background-size: cover;
  background-position: center;
  background-color: var(--paper);
  border: 1px solid var(--rule-soft);
}
.source-copy { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.source-kicker {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
}
.source-title {
  font-family: "Fraunces", serif;
  font-size: 17px;
  font-style: italic;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.source-title .mono { font-size: 10px; color: var(--ink-muted); font-style: normal; margin-left: 6px; }
.source-action {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  white-space: nowrap;
}

/* ---------- status badge ---------- */
.badge {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  padding: 2px 7px;
  border: 1px solid var(--rule);
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--paper);
  white-space: nowrap;
}
.badge.good { color: var(--good); border-color: var(--good); }
.badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.bad { color: var(--bad); border-color: var(--bad); }
.badge.accent { color: var(--paper); background: var(--accent); border-color: var(--accent); }

/* ---------- gallery (colorways) ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.gallery-item { background: var(--paper); border: 1px solid var(--rule); padding: 10px; transition: all 0.2s ease; }
.gallery-item:hover { transform: translateY(-2px); border-color: var(--accent); }
.gallery-item-img { width: 100%; aspect-ratio: 1; background-size: cover; background-position: center; background-color: var(--paper-darker); margin-bottom: 10px; border: 1px solid var(--rule-soft); }
.gallery-item-type { font-family: "JetBrains Mono", monospace; font-size: 10px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 3px; }
.gallery-item-name { font-family: "Fraunces", serif; font-size: 15px; font-style: italic; margin-bottom: 6px; }

/* ---------- tables ---------- */
.items-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.items-table th { text-align: left; font-family: "JetBrains Mono", monospace; font-size: 9px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-muted); padding: 8px 10px; border-bottom: 1px solid var(--rule); font-weight: 500; }
.items-table td { padding: 9px 10px; border-bottom: 1px solid var(--rule-soft); }
.items-table tbody tr { cursor: pointer; }
.items-table tbody tr:hover { background: rgba(26, 24, 20, 0.03); }
.items-table .sku { font-family: "JetBrains Mono", monospace; font-size: 12px; }
.thumb { width: 34px; height: 34px; border-radius: 3px; object-fit: cover; vertical-align: middle; border: 1px solid var(--rule-soft); }

/* ---------- forms ---------- */
.add-form { background: var(--paper-dark); border: 1px solid var(--rule); padding: 18px; margin-bottom: 20px; }
.add-form fieldset { border: 1px solid var(--rule); margin-top: 14px; padding: 12px; }
.add-form legend { font-family: "JetBrains Mono", monospace; font-size: 9px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-muted); padding: 0 6px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field > label, .field-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
}
.field.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.edit-input, .edit-select {
  font-family: "Inter", sans-serif;
  font-size: 13px;
  padding: 8px 10px;
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--ink);
}
.edit-input:focus, .edit-select:focus, .tree-filter:focus { outline: 2px solid var(--accent-soft); outline-offset: -1px; }
.inline-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 12px; background: var(--paper-dark); border: 1px dashed var(--rule); margin-top: 12px; }

/* ---------- empty state + banner ---------- */
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; text-align: center; padding: 60px 20px; }
.empty-state-icon { width: 76px; height: 76px; border-radius: 50%; background: var(--paper-dark); display: flex; align-items: center; justify-content: center; font-size: 30px; margin-bottom: 18px; color: var(--ink-muted); }
.empty-state-title { font-family: "Fraunces", serif; font-size: 24px; font-style: italic; margin-bottom: 6px; }
.empty-state-text { color: var(--ink-muted); font-size: 13px; max-width: 360px; }

.banner { position: fixed; right: 20px; bottom: 20px; z-index: 50; padding: 11px 16px; border-radius: 4px; font-size: 13px; box-shadow: 0 6px 24px rgba(26, 24, 20, 0.18); }
.banner.ok { background: var(--good); color: var(--paper); }
.banner.err { background: var(--bad); color: var(--paper); }

.muted { color: var(--ink-muted); }
.row-actions { margin-top: 18px; display: flex; gap: 8px; flex-wrap: wrap; }

@media (max-width: 860px) {
  :root { --tree-w: 240px; }
  .topbar { grid-template-columns: var(--tree-w) 1fr auto; }
  .topbar-nav { display: none; }
  .detail-content { padding: 20px 16px 40px; }
}