:root {
  --color-bg: #f7f7f5;
  --color-surface: #ffffff;
  --color-surface-muted: #f1f2f0;
  --color-text: #171717;
  --color-muted: #64676a;
  --color-border: #dedfdc;
  --color-primary: #111827;
  --color-secondary: #475569;
  --color-accent: #0f766e;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.05);
  --shadow-md: 0 12px 30px rgba(17, 24, 39, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

a { color: var(--color-primary); }
a:hover { color: #000; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
}

.navbar-brand { letter-spacing: -0.01em; }
.navbar-brand small { font-size: 0.72rem; line-height: 1; }
.brand-mark {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
}

.hero-section { background: var(--color-surface); }
.py-lg-6 { padding-top: 5rem !important; padding-bottom: 5rem !important; }

h1, h2, h3, h4 { letter-spacing: -0.035em; }
h1 { font-size: clamp(2.15rem, 4vw, 4.35rem); line-height: 0.98; font-weight: 760; max-width: 980px; }
h2 { font-size: clamp(1.55rem, 2.6vw, 2.45rem); line-height: 1.08; font-weight: 720; }
.lead { font-size: 1.02rem; max-width: 760px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-secondary);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-panel, .system-card, .module-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.app-panel { padding: 1.25rem; }
.system-card { padding: 1.35rem; box-shadow: var(--shadow-md); }
.module-card { padding: 1.15rem; transition: border-color .18s ease, transform .18s ease; }
.module-card:hover { border-color: #b6b8b4; transform: translateY(-2px); }
.module-card h3 { font-size: 1rem; margin-bottom: .35rem; }
.module-card p { color: var(--color-muted); margin: 0; font-size: .92rem; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}
.metric-grid div {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: .85rem;
  background: var(--color-surface-muted);
}
.metric-grid strong { display: block; font-size: 1.55rem; letter-spacing: -0.04em; }
.metric-grid span { display: block; color: var(--color-muted); font-size: .8rem; }

.label {
  display: block;
  color: var(--color-muted);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.rule-box {
  margin-top: 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--color-surface);
}

.form-control, .form-select {
  border-radius: var(--radius-md);
  border-color: #d7d8d5;
  min-height: 42px;
}
.form-control:focus, .form-select:focus, .form-check-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 .18rem rgba(17, 24, 39, .12);
}
.form-label { font-size: .86rem; font-weight: 650; }
.btn { border-radius: var(--radius-md); font-weight: 650; }
.btn-lg { padding: .72rem 1rem; font-size: .98rem; }
.compact-alert { border-radius: var(--radius-md); margin-bottom: 0; }

.blueprint-section { background: #fbfbfa; }
.relationship-list { margin: 0; padding-left: 1.1rem; color: var(--color-muted); }
.relationship-list li + li { margin-top: .45rem; }
.api-list { display: grid; gap: .55rem; }
.api-list code {
  display: block;
  padding: .65rem .75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface-muted);
  color: var(--color-text);
}

.stats-strip {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: center;
}
.stats-strip span {
  display: inline-flex;
  gap: .35rem;
  align-items: baseline;
  padding: .55rem .7rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-muted);
}
.stats-strip strong { color: var(--color-text); }

.table { --bs-table-hover-bg: #f6f7f5; }
.table thead th {
  color: var(--color-muted);
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  background: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
}
.table td, .table th { padding: .9rem; }
.badge { border-radius: var(--radius-sm); font-weight: 700; }

.empty-state { padding: 2rem; text-align: center; }
.detail-panel .detail-status { align-self: flex-start; padding: .55rem .7rem; }
.site-footer { color: var(--color-muted); background: var(--color-surface); font-size: .9rem; }

@media (min-width: 992px) {
  .sticky-lg-top { top: 96px; }
}

@media (max-width: 767px) {
  .app-panel, .system-card { padding: 1rem; }
  .table td, .table th { padding: .75rem; }
  .hero-section .container { padding-top: 2.25rem !important; padding-bottom: 2.25rem !important; }
}


.master-card h3 { padding-right: .5rem; }
.program-list {
  list-style: none;
  padding: 0;
  margin: .85rem 0 0;
  display: grid;
  gap: .45rem;
}
.program-list li {
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  align-items: baseline;
  padding: .5rem .6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-muted);
}
.program-list span { font-weight: 650; }
.program-list small { color: var(--color-muted); white-space: nowrap; }
.role-card { position: relative; padding-top: 2.6rem; }
.scope-badge {
  position: absolute;
  top: .8rem;
  right: .8rem;
  color: var(--color-accent);
  background: rgba(15, 118, 110, .08);
  border: 1px solid rgba(15, 118, 110, .22);
}
.scope-filter { background: #fcfcfb; }
.scope-filter .form-text { color: var(--color-secondary); }
code {
  color: #0f766e;
  background: rgba(15, 118, 110, .08);
  border-radius: 4px;
  padding: .05rem .25rem;
}