/* ── Reset & Variables ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #0a0a0f;
  --panel-bg:     #111827;
  --panel-border: #1f2937;
  --text:         #e5e7eb;
  --text-muted:   #6b7280;
  --accent:       #3b82f6;
  --accent-dim:   #1d4ed8;
  --danger:       #ef4444;
  --warning:      #f59e0b;
  --sidebar-w:    200px;
  --list-w:       270px;
  --statusbar-h:  26px;
  --font:         'Courier New', Courier, monospace;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  overflow: hidden;
}

/* ── Layout ────────────────────────────────────────── */
body {
  display: grid;
  grid-template-areas:
    "sidebar list detail"
    "status  status status";
  grid-template-columns: var(--sidebar-w) var(--list-w) 1fr;
  grid-template-rows: 1fr var(--statusbar-h);
}

/* ── Sidebar ───────────────────────────────────────── */
#sidebar {
  grid-area: sidebar;
  background: var(--panel-bg);
  border-right: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 16px 12px 12px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}

.logo {
  font-size: 15px;
  font-weight: bold;
  letter-spacing: 4px;
  color: var(--accent);
}

#search-wrapper {
  padding: 8px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}

#search-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  padding: 5px 8px;
  outline: none;
}
#search-input:focus { border-color: var(--accent); }
#search-input::placeholder { color: var(--text-muted); }

#type-nav {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

.type-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 12px;
  cursor: pointer;
  text-align: left;
  transition: background 0.1s, color 0.1s;
}
.type-btn:hover { background: rgba(255,255,255,0.04); color: var(--text); }
.type-btn.active {
  background: rgba(59,130,246,0.08);
  color: var(--text);
  border-left-color: var(--accent);
}

.type-icon { font-size: 13px; width: 16px; text-align: center; flex-shrink: 0; }
.type-label { flex: 1; }
.type-count { color: var(--text-muted); font-size: 11px; }

.nav-divider { height: 1px; background: var(--panel-border); margin: 4px 8px; }

.sidebar-footer {
  padding: 8px;
  border-top: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
}
.sidebar-footer button,
.btn-file {
  width: 100%;
  padding: 6px 8px;
  background: none;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  text-align: center;
  display: block;
  transition: border-color 0.1s, color 0.1s;
}
.sidebar-footer button:hover,
.btn-file:hover { border-color: var(--accent); color: var(--text); }
.btn-file input { display: none; }

/* ── List Panel ────────────────────────────────────── */
#list-panel {
  grid-area: list;
  background: var(--bg);
  border-right: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#list-header {
  padding: 10px 12px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
  min-height: 38px;
  display: flex;
  align-items: center;
}

.list-header-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.list-title {
  font-size: 12px;
  font-weight: bold;
  letter-spacing: 2px;
  color: var(--text);
  text-transform: uppercase;
}

.list-count { color: var(--text-muted); font-size: 11px; }

.btn-new {
  padding: 4px 10px;
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  transition: background 0.1s;
  flex-shrink: 0;
}
.btn-new:hover { background: var(--accent-dim); }

#entity-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

/* ── Entity Items ──────────────────────────────────── */
.entity-item {
  padding: 8px 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 0.1s;
}
.entity-item:hover { background: rgba(255,255,255,0.04); }
.entity-item.selected {
  background: rgba(59,130,246,0.08);
  border-left-color: var(--accent);
}

.entity-name {
  color: var(--text);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.entity-subtitle {
  color: var(--text-muted);
  font-size: 11px;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.entity-type-badge { font-size: 10px; margin-bottom: 2px; }

.entity-tags {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
}

.tag {
  display: inline-block;
  padding: 1px 5px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--panel-border);
  font-size: 10px;
  color: var(--text-muted);
}

/* ── Detail Panel ──────────────────────────────────── */
#detail-panel {
  grid-area: detail;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#detail-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px 24px;
}

/* ── Detail View ───────────────────────────────────── */
.detail-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--panel-border);
}

.detail-type-badge {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.detail-title {
  font-size: 20px;
  font-weight: bold;
  color: var(--text);
  margin-bottom: 10px;
  word-break: break-word;
  line-height: 1.3;
}

.edit-form-title {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.detail-actions { display: flex; gap: 6px; flex-wrap: wrap; }

.btn-edit {
  padding: 4px 12px;
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
}
.btn-edit:hover { background: rgba(59,130,246,0.1); }

.btn-save {
  padding: 4px 12px;
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
}
.btn-save:hover { background: var(--accent-dim); }

.btn-cancel {
  padding: 4px 12px;
  background: none;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
}
.btn-cancel:hover { border-color: var(--text-muted); color: var(--text); }

.btn-danger {
  padding: 4px 12px;
  background: none;
  border: 1px solid var(--danger);
  color: var(--danger);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
}
.btn-danger:hover { background: rgba(239,68,68,0.1); }

/* ── View Fields ───────────────────────────────────── */
.specific-fields { margin-bottom: 14px; }

.field-row {
  display: flex;
  gap: 12px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(31,41,55,0.6);
  align-items: baseline;
}
.field-label { color: var(--text-muted); font-size: 11px; width: 110px; flex-shrink: 0; }
.field-value { color: var(--text); font-size: 12px; }

.field-empty { color: var(--text-muted); font-style: italic; font-size: 11px; padding: 4px 0; }

.tags-row { margin-bottom: 14px; display: flex; flex-wrap: wrap; gap: 4px; }

.description {
  font-size: 12px;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 16px;
  white-space: pre-wrap;
  word-break: break-word;
}

.detail-meta {
  color: var(--text-muted);
  font-size: 10px;
  margin-top: 20px;
  padding-top: 10px;
  border-top: 1px solid var(--panel-border);
}

/* ── Relations ─────────────────────────────────────── */
.relations-section {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--panel-border);
}

.section-title {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.links-group { margin-bottom: 10px; }
.links-group-label { font-size: 10px; color: var(--text-muted); margin-bottom: 4px; font-style: italic; }

.link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  margin-bottom: 2px;
  background: var(--panel-bg);
  cursor: pointer;
  transition: background 0.1s;
}
.link-item:hover { background: rgba(59,130,246,0.1); }
.link-icon { font-size: 12px; flex-shrink: 0; }
.link-label { color: var(--text-muted); font-size: 11px; min-width: 90px; font-style: italic; }
.link-name { color: var(--text); font-size: 12px; }

/* ── Edit Form ─────────────────────────────────────── */
#entity-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.form-row { display: flex; flex-direction: column; gap: 4px; }
.form-row label { font-size: 11px; color: var(--text-muted); letter-spacing: 0.5px; }
.form-row input,
.form-row select,
.form-row textarea {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  padding: 6px 8px;
  outline: none;
  transition: border-color 0.1s;
  resize: vertical;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus { border-color: var(--accent); }
.form-row select option { background: var(--panel-bg); }

/* ── Link Edit Items ───────────────────────────────── */
#links-list { margin-bottom: 8px; }

.link-edit-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  margin-bottom: 3px;
  background: var(--panel-bg);
}
.link-label-input {
  width: 110px !important;
  background: var(--bg) !important;
  border: 1px solid var(--panel-border) !important;
  padding: 3px 6px !important;
  font-size: 11px !important;
}
.link-target-name { flex: 1; color: var(--text); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.btn-remove-link {
  padding: 2px 7px;
  background: none;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  flex-shrink: 0;
}
.btn-remove-link:hover { border-color: var(--danger); color: var(--danger); }

.add-link-form {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.add-link-form select {
  flex: 1;
  min-width: 0;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-family: var(--font);
  font-size: 11px;
  padding: 5px 6px;
  outline: none;
}
.add-link-form select:focus { border-color: var(--accent); }
.add-link-form input {
  width: 110px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-family: var(--font);
  font-size: 11px;
  padding: 5px 6px;
  outline: none;
  flex-shrink: 0;
}
.add-link-form input:focus { border-color: var(--accent); }
.add-link-form button {
  padding: 5px 10px;
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  flex-shrink: 0;
}
.add-link-form button:hover { background: var(--accent-dim); }
.add-link-form select option { background: var(--panel-bg); }

/* ── Timeline ──────────────────────────────────────── */
.timeline { position: relative; padding: 8px 0; }
.timeline::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--panel-border);
}

.timeline-item {
  position: relative;
  padding: 8px 12px 8px 44px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 0.1s;
}
.timeline-item:hover { background: rgba(255,255,255,0.03); }
.timeline-item.selected { background: rgba(59,130,246,0.06); border-left-color: var(--accent); }

.timeline-marker {
  position: absolute;
  left: 18px; top: 13px;
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1px solid var(--text-muted);
  background: var(--bg);
}
.timeline-item.selected .timeline-marker { background: var(--accent); border-color: var(--accent); }
.importance-critical .timeline-marker { border-color: var(--danger); background: rgba(239,68,68,0.3); }
.importance-major    .timeline-marker { border-color: var(--warning); background: rgba(245,158,11,0.2); }

.timeline-date { font-size: 10px; color: var(--accent); margin-bottom: 2px; letter-spacing: 0.5px; }
.timeline-name { font-size: 12px; color: var(--text); font-weight: bold; }
.timeline-desc { font-size: 11px; color: var(--text-muted); margin-top: 3px; line-height: 1.4; }

/* ── Empty States ──────────────────────────────────── */
.empty-state {
  text-align: center;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 2;
  padding: 40px 20px;
}
.detail-empty { margin-top: 60px; }

/* ── Statusbar ─────────────────────────────────────── */
#statusbar {
  grid-area: status;
  background: var(--panel-bg);
  border-top: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  padding: 0 12px;
}
#status-text { color: var(--text-muted); font-size: 11px; }

/* ── Saves Panel ───────────────────────────────────── */
#saves-panel {
  display: none;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
  border-top: 1px solid var(--panel-border);
}
#sidebar.saves-open #search-wrapper,
#sidebar.saves-open #type-nav  { display: none; }
#sidebar.saves-open #saves-panel { display: flex; }

.saves-panel-head {
  padding: 8px 12px;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-muted);
  text-transform: uppercase;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}

.saves-create {
  display: flex;
  gap: 4px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}
.saves-create input {
  flex: 1;
  min-width: 0;
  background: var(--bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-family: var(--font);
  font-size: 11px;
  padding: 4px 6px;
  outline: none;
}
.saves-create input:focus { border-color: var(--accent); }
.saves-create button {
  padding: 4px 8px;
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  flex-shrink: 0;
}
.saves-create button:hover { background: var(--accent-dim); }

.saves-list { flex: 1; overflow-y: auto; padding: 2px 0; }

.saves-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 11px;
  padding: 20px 12px;
  font-style: italic;
}

.save-item {
  padding: 6px 10px;
  border-bottom: 1px solid rgba(31,41,55,0.4);
}
.save-name {
  color: var(--text);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}
.save-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}
.save-meta > span {
  color: var(--text-muted);
  font-size: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.save-actions { display: flex; gap: 3px; flex-shrink: 0; }
.save-btn-restore,
.save-btn-delete {
  padding: 2px 6px;
  background: none;
  border: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  line-height: 1;
}
.save-btn-restore:hover { border-color: var(--accent); color: var(--accent); }
.save-btn-delete:hover  { border-color: var(--danger);  color: var(--danger); }

#btn-saves.active { border-color: var(--accent); color: var(--accent); }

/* ── Scrollbars ────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--panel-border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }