:root {
  --bg-deep: #0a0a0c;
  --bg-surface: #121216;
  --ink: #f0f0f5;
  --ink-dim: #a0a0ab;
  --ink-muted: #555560;
  --border: #2a2a30;
  --border-hover: #e63946;
  --accent: #e63946;
  --accent-dim: rgba(230, 57, 70, 0.15);
  --ok: #2a9d8f;
  --warn: #e9c46a;
  --bad: #e76f51;
}

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

html, body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: 'Manrope', 'Segoe UI', sans-serif;
  background: var(--bg-deep);
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 600; }

:focus-visible { outline: 1px solid var(--accent); outline-offset: 2px; }

.app-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.header-title {
  color: var(--accent);
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.header-sub {
  color: var(--ink-dim);
  font-size: 0.8rem;
  margin-top: 0.4rem;
}

.header-status {
  margin-top: 0.8rem;
  font-size: 0.75rem;
  color: var(--accent);
  font-family: 'Space Mono', monospace;
  text-transform: uppercase;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.tab-btn {
  background: transparent;
  border: none;
  border-left: 3px solid transparent;
  color: var(--ink-dim);
  text-align: left;
  padding: 0.7rem 1.5rem;
  font-family: 'Manrope', sans-serif;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.tab-btn.is-active {
  background: var(--accent-dim);
  border-left-color: var(--accent);
  color: var(--ink);
  font-weight: 600;
}

.sidebar-stats {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat { display: flex; flex-direction: column; }

.stat-label {
  color: var(--ink-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}

.stat-value {
  color: var(--ink);
  font-size: 1.15rem;
  font-family: 'Space Mono', monospace;
}

/* MAIN CONTENT */
.content-area {
  padding: 2rem 2.5rem;
}

.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

.panel-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.section-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.section-bar h2 { font-size: 1.15rem; color: var(--ink); }
.tab-count { font-family: 'Space Mono', monospace; color: var(--ink-muted); font-size: 0.85rem; }

/* TOOLBARS & FORMS */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.toolbar-label {
  font-size: 0.75rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-select, .form-input {
  background: var(--bg-deep);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 0.4rem 0.6rem;
  font-family: 'Manrope', sans-serif;
  font-size: 0.85rem;
}

.form-select:hover, .form-input:hover { border-color: var(--ink-muted); }
.form-select:focus, .form-input:focus { outline: none; border-color: var(--accent); }

.check-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--ink-dim);
  cursor: pointer;
}

.check-label input { accent-color: var(--accent); }

.btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 0.4rem 0.8rem;
  font-family: 'Manrope', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover { border-color: var(--accent); color: var(--accent); }

.btn-coral {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-coral:hover { background: transparent; color: var(--accent); }

/* TABLES */
.table-wrap {
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th, .data-table td {
  text-align: left;
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0.8rem;
}

.data-table th {
  background: var(--bg-deep);
  color: var(--ink-dim);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.data-table td {
  font-family: 'Space Mono', monospace;
  font-size: 0.82rem;
  color: var(--ink);
  vertical-align: top;
}

.data-table tr:hover td { background: rgba(255, 255, 255, 0.02); }

/* PAGINATION */
.pagination {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.page-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}
.page-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.page-info { font-family: 'Space Mono', monospace; font-size: 0.85rem; color: var(--ink-dim); }

/* UTILITIES */
.change-flag {
  display: inline-block;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--border);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-family: 'Space Mono', monospace;
}
.change-flag.is-yes { color: var(--ok); border-color: var(--ok); }
.change-flag.is-new { color: var(--warn); border-color: var(--warn); }
.change-flag.is-no, .change-flag.is-none { color: var(--ink-muted); border-color: var(--border); }

.json-display {
  margin: 0;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  padding: 0.8rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--ink-dim);
  max-height: 300px;
  overflow: auto;
}

/* METRICS / CHARTS (for Dashboard tabs if needed) */
.metrics-grid, .name-progress-grid, .coverage-bars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.name-progress-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-chip, .name-progress-stat, .chart-card {
  background: var(--bg-deep);
  border: 1px solid var(--border);
  padding: 1rem;
  border-left: 3px solid var(--accent);
}
.metric-label, .name-progress-label, .coverage-bar-label { font-size: 0.7rem; color: var(--ink-muted); text-transform: uppercase; display: block; }
.metric-value, .name-progress-value, .coverage-bar-value { font-size: 1.25rem; font-family: 'Space Mono', monospace; display: block; margin-top: 0.25rem; color: var(--ink); }

.name-progress-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-top: 1rem;
}

.name-progress-head {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}
.name-progress-head h3 {
  font-size: 1rem;
}

.name-progress-state {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  border: 1px solid var(--warn);
  color: var(--warn);
  padding: 0.2rem 0.6rem;
}
.name-progress-state.is-complete {
  color: var(--ok);
  border-color: var(--ok);
}

.name-progress-track {
  margin-top: 1rem;
  height: 8px;
  background: var(--bg-deep);
  border: 1px solid var(--border);
}

.name-progress-fill {
  background: var(--accent);
  height: 100%;
}

.pill-wrap { display: flex; gap: 0.5rem; margin-top: 0.5rem; flex-wrap: wrap; }
.pill { border: 1px solid var(--border); background: var(--bg-deep); padding: 0.2rem 0.5rem; font-size: 0.8rem; font-family: 'Space Mono', monospace; }
.pill b { color: var(--accent); }

/* FOOTER */
.foot {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px dotted var(--border);
  font-size: 0.8rem;
  color: var(--ink-muted);
}
.foot nav { display: flex; gap: 1rem; }
.foot a:hover { color: var(--ink); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .app-container { grid-template-columns: 1fr; }
  .sidebar { height: auto; position: relative; border-right: none; border-bottom: 1px solid var(--border); }
  .sidebar-stats { grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
  .sidebar-nav { flex-direction: row; flex-wrap: wrap; padding: 0; border: none; }
  .tab-btn { border-left: none; border-bottom: 2px solid transparent; padding: 0.75rem 1rem; }
  .tab-btn.is-active { border-bottom-color: var(--accent); }
}