:root {
  --navina-primary: #322B5F;
  --navina-primary-400: #554F7C;
  --navina-purple: #7B2AF8;
  --navina-purple-hover: #9A5CFA;
  --navina-purple-200: #BC92FC;
  --navina-purple-100: #DDC9FD;
  --navina-purple-50: #F0E6FE;
  --navina-purple-bg: #F5EEFE;
  --navina-teal: #73F6DB;
  --navina-teal-100: #E2FDF8;
  --navina-gray-50: #F7F7F8;
  --navina-gray-100: #E6E6E7;
  --navina-gray-200: #D4D4D6;
  --navina-gray-400: #AEAFB2;
  --navina-gray-500: #8D8E92;
  --navina-gray-600: #67686E;

  --bg: var(--navina-gray-50);
  --surface: #ffffff;
  --text: var(--navina-primary);
  --text-muted: var(--navina-gray-600);
  --border: var(--navina-gray-100);
  --accent: var(--navina-purple);
  --accent-hover: var(--navina-purple-hover);

  --shadow-sm: 0 1px 2px rgba(39, 33, 77, 0.04);
  --shadow-md: 0 4px 12px rgba(39, 33, 77, 0.08);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand img { height: 24px; display: block; }

.header-divider {
  width: 1px;
  align-self: stretch;
  background: var(--border);
}

.header-titles { display: flex; flex-direction: column; gap: 2px; }

.site-header h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--navina-primary);
}

.site-header .subtitle {
  margin: 0;
  color: var(--navina-gray-500);
  font-size: 13px;
  font-weight: 400;
}

main.container {
  padding-top: 36px;
  padding-bottom: 72px;
}

.lead {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0 0 28px;
  max-width: 720px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.filter-bar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.search-field { display: block; position: relative; }

.search-field input[type="search"] {
  width: 100%;
  padding: 11px 16px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--navina-gray-200);
  border-radius: 12px;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.search-field input[type="search"]::placeholder { color: var(--navina-gray-400); }

.search-field input[type="search"]:focus {
  outline: none;
  border-color: var(--navina-purple);
  box-shadow: 0 0 0 3px var(--navina-purple-50);
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  line-height: 1.4;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--navina-gray-200);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
}

.chip-filter {
  cursor: pointer;
  font-family: inherit;
  transition: background 0.1s ease, color 0.1s ease, border-color 0.1s ease;
}

.chip-filter:hover {
  border-color: var(--navina-purple-200);
  background: var(--navina-purple-bg);
  color: var(--navina-primary);
}

.chip-filter.active {
  background: var(--navina-purple);
  border-color: var(--navina-purple);
  color: #ffffff;
}

.chip-specialty {
  background: var(--navina-purple-50);
  border-color: var(--navina-purple-100);
  color: var(--navina-purple);
}

.chip-icd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.01em;
  background: var(--navina-gray-50);
  border-color: var(--navina-gray-100);
  color: var(--navina-gray-600);
}

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.report-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.report-table thead th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navina-gray-500);
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--navina-gray-50);
  white-space: nowrap;
}

.report-table th.col-num,
.report-table td.col-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.report-table tbody tr {
  cursor: pointer;
  transition: background 0.1s ease;
}

.report-table tbody tr:hover {
  background: var(--navina-purple-bg);
}

.report-table tbody tr:focus {
  outline: none;
  background: var(--navina-purple-bg);
  box-shadow: inset 0 0 0 2px var(--navina-purple-200);
}

.report-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--navina-primary-400);
}

.report-table tbody tr:last-child td { border-bottom: none; }

.col-condition .condition-link {
  display: inline-block;
  font-weight: 600;
  font-size: 15px;
  color: var(--navina-primary);
}

.col-condition .condition-link:hover {
  color: var(--navina-purple-hover);
  text-decoration: none;
}

.row-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.icd-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.col-num {
  font-weight: 600;
  color: var(--navina-primary);
}

.muted { color: var(--navina-gray-400); }

.empty-state {
  margin: 32px 0;
  padding: 32px 24px;
  text-align: center;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: 16px;
  font-size: 14px;
}

@media (max-width: 720px) {
  .report-table thead th,
  .report-table tbody td { padding: 12px 10px; }
  .report-table { font-size: 13px; }
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 40px;
  color: var(--navina-gray-500);
  font-size: 13px;
  background: var(--surface);
}