/* =============================================================================
   Regulatory Intelligence — platform dashboard styles.
   One responsive stylesheet (mobile-first; tablet + desktop breakpoints).
   Palette matches the legacy dashboard for a consistent identity. Theme-aware
   via prefers-color-scheme. No business logic here — presentation only.
   ============================================================================= */
:root {
  --bg:#f4f6f9; --panel:#fff; --panel-2:#f8fafc; --border:#e3e8ef;
  --text:#1a2333; --muted:#64748b; --accent:#2563eb; --accent-2:#7c3aed;
  --good:#059669; --good-bg:#d1fae5; --warn:#b45309; --warn-bg:#fef3c7;
  --bad:#dc2626; --bad-bg:#fee2e2; --chip:#eef2f7;
  --shadow:0 8px 30px rgba(16,24,40,.08); --radius:12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg:#0d1117; --panel:#161b22; --panel-2:#1c232d; --border:#2a323d;
    --text:#e6edf3; --muted:#8b98a9; --accent:#4f8cff; --accent-2:#a371f7;
    --good:#3fb950; --good-bg:#12291b; --warn:#d29922; --warn-bg:#2b230f;
    --bad:#f87171; --bad-bg:#3a1618; --chip:#20272f;
    --shadow:0 16px 48px rgba(0,0,0,.5);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- top navigation -------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
}
.nav .brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 15px; margin-right: 12px;
}
.nav .logo {
  width: 30px; height: 30px; border-radius: 8px; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 800;
}
.nav a.link {
  padding: 7px 12px; border-radius: 8px; color: var(--muted);
  font-weight: 600; font-size: 13px;
}
.nav a.link:hover { background: var(--chip); text-decoration: none; }
.nav a.link.active { color: var(--accent); background: var(--chip); }

/* --- layout ---------------------------------------------------------------- */
.container { max-width: 1120px; margin: 0 auto; padding: 20px 16px 60px; }
.page-title { font-size: 20px; margin: 4px 0 2px; }
.page-sub { color: var(--muted); margin: 0 0 20px; font-size: 13px; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px; margin-bottom: 18px;
}
.grid { display: grid; gap: 16px; }
@media (min-width: 720px)  { .grid.cols-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px)  { .grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }

/* --- forms ----------------------------------------------------------------- */
.filters { display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 640px)  { .filters { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px)  { .filters { grid-template-columns: repeat(4, 1fr); } }
label { display: block; font-size: 12px; font-weight: 700; color: var(--muted);
  margin: 0 0 4px; text-transform: uppercase; letter-spacing: .03em; }
input, select {
  width: 100%; padding: 9px 11px; border-radius: 9px;
  border: 1px solid var(--border); background: var(--panel-2);
  color: var(--text); font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
button, .btn {
  padding: 9px 16px; border: none; border-radius: 9px; cursor: pointer;
  background: var(--accent); color: #fff; font-size: 13px; font-weight: 700;
}
button:hover, .btn:hover { filter: brightness(1.06); }
button.secondary { background: var(--chip); color: var(--text); }
button:disabled { opacity: .55; cursor: not-allowed; }

/* --- stat cards ------------------------------------------------------------ */
.stat { text-align: left; }
.stat .n { font-size: 26px; font-weight: 800; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase;
  letter-spacing: .04em; }

/* --- tables ---------------------------------------------------------------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap; }
th { color: var(--muted); font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .04em; position: sticky; top: 0; background: var(--panel); }
tbody tr:hover { background: var(--panel-2); }
td.wrap, th.wrap { white-space: normal; min-width: 220px; }

/* --- chips / badges -------------------------------------------------------- */
.chip { display: inline-block; padding: 2px 9px; border-radius: 999px;
  background: var(--chip); font-size: 12px; font-weight: 600; margin: 2px 4px 2px 0; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 6px;
  font-size: 12px; font-weight: 700; }
.badge.good { background: var(--good-bg); color: var(--good); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad  { background: var(--bad-bg);  color: var(--bad); }

/* --- misc ------------------------------------------------------------------ */
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.pager { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.notice { padding: 10px 14px; border-radius: 9px; font-size: 13px; font-weight: 600; }
.notice.err { background: var(--bad-bg); color: var(--bad); }
.notice.ok  { background: var(--good-bg); color: var(--good); }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; }
.kv dt { color: var(--muted); font-weight: 600; }
.kv dd { margin: 0; }
@media (max-width: 560px) { .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 8px; } }
.prose { white-space: pre-wrap; line-height: 1.6; }
.spinner { color: var(--muted); font-size: 13px; padding: 8px 0; }
.cite { border-left: 3px solid var(--accent); padding: 4px 10px; margin: 6px 0;
  background: var(--panel-2); border-radius: 0 8px 8px 0; }

/* -- UI-1: search results & regulation browser ------------------------------ */
.notice.warn { background: var(--warn-bg); color: var(--warn); }
#search-status { margin: 12px 0; }
.result-list { display: flex; flex-direction: column; gap: 12px; margin-top: 12px; }
.result-card h3 { margin: 0 0 8px; font-size: 15px; }
.result-card h3 a { color: var(--text); text-decoration: none; }
.result-card h3 a:hover { color: var(--accent); }
.meta-grid { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 12.5px; }
.meta-item { white-space: nowrap; }
.preview { color: var(--muted); font-size: 13px; line-height: 1.5; margin: 8px 0 0;
  overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.row-actions a.secondary, .row-actions button.secondary {
  font-size: 12px; padding: 4px 10px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--panel-2); color: var(--text);
  text-decoration: none; cursor: pointer; }
.row-actions a.secondary:hover, .row-actions button.secondary:hover {
  border-color: var(--accent); color: var(--accent); }
.meta-detail { margin: 10px 0 0; padding: 10px 12px; background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 8px; font-size: 12.5px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px 18px; }
.meta-detail > div { display: grid; grid-template-columns: 130px 1fr; gap: 8px; }
.meta-detail dt { color: var(--muted); }
.meta-detail dd { margin: 0; overflow-wrap: anywhere; }
@media (max-width: 720px) { .meta-detail { grid-template-columns: 1fr; } }

/* -- INTEGRATION-2B: unified shell + Database Module ------------------------ */
.modules { display: flex; gap: 6px; margin-right: 10px; }
.module { padding: 5px 12px; border-radius: 999px; font-size: 12.5px;
  font-weight: 600; text-decoration: none; color: var(--muted);
  border: 1px solid var(--border); background: var(--panel-2); }
.module.active { color: #fff; background: var(--accent); border-color: var(--accent); }
.identity { margin-left: auto; font-size: 12px; }
.stat-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.stat { flex: 1 1 110px; padding: 10px 14px; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--panel); }
.stat-value { font-size: 20px; font-weight: 700; }
.stat-label { font-size: 11.5px; color: var(--muted); text-transform: uppercase;
  letter-spacing: .04em; }
.chip.origin-manual { background: var(--warn-bg); color: var(--warn); }
.chip.origin-external { background: var(--good-bg); color: var(--good); }
.result-card h3 a { color: var(--text); text-decoration: none; }
form .filters textarea { width: 100%; font: inherit; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--panel);
  color: var(--text); }
textarea { width: 100%; font: inherit; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--panel); color: var(--text); }
@media (max-width: 640px) {
  .nav { flex-wrap: wrap; gap: 6px; }
  .modules { width: 100%; }
  .identity { margin-left: 0; }
}