:root {
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --color-bg: #f7f6f2;
  --color-surface: #f9f8f5;
  --color-surface-2: #fbfbf9;
  --color-surface-offset: #f3f0ec;
  --color-border: #d4d1ca;
  --color-divider: #dcd9d5;
  --color-text: #28251d;
  --color-text-muted: #7a7974;
  --color-text-faint: #bab9b4;
  --color-text-inverse: #f9f8f4;
  --color-primary: #01696f;
  --color-primary-hover: #0c4e54;
  --color-success-bg: #d4dfcc;
  --color-success-text: #2e5c10;
  --color-warning-bg: #e9e0c6;
  --color-warning-text: #8a5b00;
  --color-danger-bg: #e0ced7;
  --color-danger-text: #7d1e5e;
  --color-info-bg: #c6d8e4;
  --color-info-text: #0b5177;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: none; text-size-adjust: none; }
body {
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { border: none; background: none; cursor: pointer; }

.shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  background: var(--color-surface-offset);
  border-right: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.brand { display: flex; gap: var(--space-2); align-items: center; }
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 0.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: grid;
  place-items: center;
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 700;
}
.brand-copy strong { display: block; font-size: var(--text-sm); }
.brand-copy span, .sidebar-footer { font-size: var(--text-xs); color: var(--color-text-muted); }
.nav-group { display: flex; flex-direction: column; gap: 0.25rem; }
.nav-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin: var(--space-2) var(--space-1) var(--space-1);
}
.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.nav-link:hover { background: var(--color-surface-2); color: var(--color-text); }
.nav-link.active { background: var(--color-primary); color: var(--color-text-inverse); }
.dot { width: 8px; height: 8px; border-radius: 999px; background: currentColor; opacity: 0.6; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 56px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  gap: var(--space-3);
}
.tenant small { display: block; font-size: var(--text-xs); color: var(--color-text-muted); }
.tenant strong { font-size: var(--text-sm); }
.topbar-right { display: flex; align-items: center; gap: var(--space-3); }
.chip {
  font-size: var(--text-xs);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
}
.avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: grid;
  place-items: center;
  font-size: var(--text-xs);
  font-weight: 700;
}

.content { padding: var(--space-4) var(--space-5) var(--space-5); max-width: 1440px; }
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
.eyebrow {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}
.page-title { font-size: var(--text-xl); font-weight: 700; }
.page-subtitle { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 68ch; }
.page-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.48rem 0.92rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  border: 1px solid transparent;
  transition: all var(--transition);
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-outline { background: var(--color-surface); border-color: var(--color-border); }
.btn-small { padding: 0.4rem 0.75rem; font-size: var(--text-xs); }

.kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.kpi {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}
.kpi label { display: block; font-size: var(--text-xs); color: var(--color-text-muted); }
.kpi strong { display: block; font-size: var(--text-lg); margin-top: 0.1rem; }
.kpi span { display: block; font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 0.15rem; }

.stack { display: grid; gap: var(--space-4); }
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); margin-bottom: var(--space-3); }
.panel-title { font-size: var(--text-sm); font-weight: 700; }
.panel-sub { font-size: var(--text-xs); color: var(--color-text-muted); }
.empty-state-panel { min-height: 160px; display: grid; place-items: center; }

.control-card { display: grid; gap: var(--space-4); }
.control-topline {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
}
.control-id {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.1rem;
}
.control-title { font-size: var(--text-lg); line-height: 1.25; }
.control-description { color: var(--color-text-muted); max-width: 85ch; }
.control-badges { display: flex; gap: var(--space-2); flex-wrap: wrap; justify-content: flex-end; }

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  padding: 0.18rem 0.58rem;
  font-size: var(--text-xs);
  white-space: nowrap;
}
.status-implemented, .guide-published { background: var(--color-success-bg); color: var(--color-success-text); }
.status-in_progress, .guide-draft { background: var(--color-warning-bg); color: var(--color-warning-text); }
.status-not_started, .guide-archived { background: var(--color-danger-bg); color: var(--color-danger-text); }
.status-partially_met, .status-ready_for_review, .evidence-badge { background: var(--color-info-bg); color: var(--color-info-text); }
.guide-none { background: var(--color-surface-offset); color: var(--color-text-muted); }

.control-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
}
.meta-item {
  padding: var(--space-3);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
.meta-label { display: block; font-size: var(--text-xs); color: var(--color-text-muted); margin-bottom: 0.15rem; }
.meta-item strong { font-size: var(--text-sm); }

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(260px, 0.9fr);
  gap: var(--space-4);
}
.guide-card, .guide-utility-card {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  padding: var(--space-4);
}
.section-heading-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.section-heading-row.compact { margin-bottom: var(--space-2); }
.section-title { font-size: var(--text-sm); font-weight: 700; }
.section-subtitle { font-size: var(--text-xs); color: var(--color-text-muted); }
.guide-empty {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-3);
  color: var(--color-text-muted);
}
.guide-header { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-2); margin-bottom: var(--space-2); }
.guide-title { font-size: var(--text-base); font-weight: 700; }
.guide-version { font-size: var(--text-xs); color: var(--color-text-muted); }
.guide-summary { margin-bottom: var(--space-3); color: var(--color-text-muted); }
.prose { display: grid; gap: var(--space-2); }
.prose p { max-width: 78ch; }
.prose ul, .prose ol { padding-left: 1.25rem; }
.prose li + li { margin-top: 0.25rem; }
.prose code {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: 0.35rem;
  padding: 0.05rem 0.35rem;
  font-size: 0.92em;
}
.prose pre {
  overflow: auto;
  background: #1f1d19;
  color: #f7f6f2;
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.file-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}
.file-copy { display: grid; gap: 0.1rem; }
.file-copy strong { font-size: var(--text-sm); }
.file-copy span, .file-row span { font-size: var(--text-xs); color: var(--color-text-muted); }

.evidence-section {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
}
.artifact-list { display: grid; gap: var(--space-2); }
.artifact-item {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
.artifact-copy { display: grid; gap: 0.1rem; }
.artifact-copy strong { font-size: var(--text-sm); }
.artifact-copy span { font-size: var(--text-xs); color: var(--color-text-muted); }
.artifact-empty {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  color: var(--color-text-muted);
  background: var(--color-surface-2);
}

@media (max-width: 1180px) {
  .kpis, .control-meta-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-layout { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .content { padding: var(--space-3); }
  .page-header, .control-topline { flex-direction: column; }
  .control-badges { justify-content: flex-start; }
}

@media (max-width: 620px) {
  .kpis, .control-meta-grid { grid-template-columns: 1fr; }
  .topbar { padding-inline: var(--space-3); }
}