/* ==========================================================================
   NFW Rule Management Platform – Stylesheet
   ========================================================================== */

/* ---------- Reset & base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Palette */
  --color-green: #16a34a;
  --color-green-bg: #dcfce7;
  --color-red: #dc2626;
  --color-red-bg: #fee2e2;
  --color-orange: #ea580c;
  --color-orange-bg: #ffedd5;
  --color-blue: #2563eb;
  --color-blue-bg: #dbeafe;
  --color-gray: #6b7280;
  --color-gray-bg: #f3f4f6;

  /* Layout */
  --nav-height: 56px;
  --container-max: 1280px;
  --radius: 6px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 2px 6px rgba(0,0,0,.08);

  /* Typography */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

html { font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: #1f2937;
  background: #f9fafb;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* ---------- Container ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
  width: 100%;
}

/* ---------- Navbar ---------- */
.navbar {
  height: var(--nav-height);
  background: #111827;
  color: #f9fafb;
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.navbar-brand { margin-right: 2rem; }

.navbar-logo {
  color: #f9fafb;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}
.navbar-logo:hover { text-decoration: none; opacity: .9; }

.navbar-links {
  display: flex;
  gap: 1rem;
  flex: 1;
}

.nav-link {
  color: #d1d5db;
  padding: .25rem .5rem;
  border-radius: var(--radius);
  font-size: .9rem;
  transition: background .15s, color .15s;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,.1); text-decoration: none; }
.nav-link.active { color: #fff; background: rgba(255,255,255,.15); }

.navbar-user {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
}

.user-name { color: #d1d5db; }

/* ---------- Page header ---------- */
.page-header {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 1rem 0;
}

.page-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: 600;
}

.header-actions {
  display: flex;
  gap: .5rem;
}

/* ---------- Summary cards ---------- */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.summary-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.summary-card .card-label {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-gray);
}

.summary-card .card-value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
}

.summary-card.card-green  .card-value { color: var(--color-green); }
.summary-card.card-red    .card-value { color: var(--color-red); }
.summary-card.card-orange .card-value { color: var(--color-orange); }
.summary-card.card-blue   .card-value { color: var(--color-blue); }

/* ---------- Status badges ---------- */
.badge {
  display: inline-block;
  padding: .15em .55em;
  font-size: .75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: .03em;
  white-space: nowrap;
  vertical-align: middle;
}

/* Consistency statuses */
.badge-consistent,
.badge-in_sync {
  background: var(--color-green-bg);
  color: var(--color-green);
}

.badge-inconsistent,
.badge-drifted {
  background: var(--color-red-bg);
  color: var(--color-red);
}

.badge-missing {
  background: var(--color-orange-bg);
  color: var(--color-orange);
}

.badge-unknown {
  background: var(--color-gray-bg);
  color: var(--color-gray);
}

/* Role badges */
.badge-viewer {
  background: var(--color-blue-bg);
  color: var(--color-blue);
}

.badge-editor {
  background: var(--color-green-bg);
  color: var(--color-green);
}

.badge-admin {
  background: var(--color-orange-bg);
  color: var(--color-orange);
}

/* Type badges */
.badge-suricata {
  background: #ede9fe;
  color: #7c3aed;
}

.badge-domain-list {
  background: var(--color-blue-bg);
  color: var(--color-blue);
}

/* Exclusion badge */
.badge-excluded {
  background: var(--color-red-bg);
  color: var(--color-red);
}

/* ---------- Tables ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin: 1rem 0;
}

.data-table th,
.data-table td {
  padding: .75rem 1rem;
  text-align: left;
  border-bottom: 1px solid #e5e7eb;
}

.data-table th {
  background: #f9fafb;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-gray);
  font-weight: 600;
}

.data-table tbody tr { cursor: pointer; transition: background .1s; }
.data-table tbody tr:hover { background: #f3f4f6; }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ---------- Cards (rule group cards, region cards) ---------- */
.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem;
  background: #f9fafb;
  border-bottom: 1px solid #e5e7eb;
  cursor: pointer;
  user-select: none;
}

.card-header:hover { background: #f3f4f6; }

.card-header .card-title {
  font-weight: 600;
  font-size: 1rem;
}

.card-header .expand-icon {
  transition: transform .2s;
  font-size: .85rem;
  color: var(--color-gray);
}

.card-header .expand-icon.open {
  transform: rotate(90deg);
}

.card-body {
  padding: 1rem;
}

.card-body.collapsed {
  display: none;
}

/* ---------- Rule list inside cards ---------- */
.rule-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.rule-list li {
  padding: .35rem .5rem;
  font-family: var(--font-mono);
  font-size: .85rem;
  border-bottom: 1px solid #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.rule-list li:last-child { border-bottom: none; }

/* ---------- Diff view ---------- */
.diff-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

.diff-panel {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  overflow: hidden;
}

.diff-panel-header {
  padding: .5rem 1rem;
  font-weight: 600;
  font-size: .85rem;
  border-bottom: 1px solid #e5e7eb;
}

.diff-panel-header.git-side  { background: var(--color-green-bg); color: var(--color-green); }
.diff-panel-header.live-side { background: var(--color-red-bg);   color: var(--color-red); }

.diff-line {
  padding: .3rem 1rem;
  font-family: var(--font-mono);
  font-size: .85rem;
  border-bottom: 1px solid #f3f4f6;
}

.diff-line:last-child { border-bottom: none; }
.diff-line.added   { background: var(--color-green-bg); }
.diff-line.removed { background: var(--color-red-bg); }

/* Suricata text diff block */
.diff-text-block {
  padding: .75rem 1rem;
  font-size: .85rem;
  white-space: pre-wrap;
  word-break: break-all;
  background: var(--color-gray-bg);
  margin: 0;
  min-height: 3rem;
}

/* Suricata validation errors */
.suricata-validation-errors {
  white-space: pre-wrap;
  font-family: var(--font-mono);
  font-size: .85rem;
}

/* ---------- Search / filter bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  margin: 1.25rem 0;
  padding: 1rem;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.filter-bar input[type="text"],
.filter-bar select {
  padding: .45rem .75rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: var(--font-sans);
  background: #fff;
  transition: border-color .15s;
}

.filter-bar input[type="text"]:focus,
.filter-bar select:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 2px var(--color-blue-bg);
}

.filter-bar input[type="text"] {
  flex: 1;
  min-width: 200px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .45rem 1rem;
  font-size: .9rem;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background .15s, border-color .15s;
}

.btn-primary {
  background: var(--color-blue);
  color: #fff;
}
.btn-primary:hover { background: #1d4ed8; }

.btn-danger {
  background: var(--color-red);
  color: #fff;
}
.btn-danger:hover { background: #b91c1c; }

.btn-secondary {
  background: #fff;
  color: #374151;
  border-color: #d1d5db;
}
.btn-secondary:hover { background: #f3f4f6; }

.btn-sm {
  padding: .25rem .6rem;
  font-size: .8rem;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: .25rem;
  color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: var(--font-sans);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 2px var(--color-blue-bg);
}

.form-inline {
  display: flex;
  gap: .5rem;
  align-items: flex-end;
}

.form-inline .form-group { margin-bottom: 0; flex: 1; }

/* ---------- Alerts ---------- */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: .9rem;
}

.alert-success { background: var(--color-green-bg); color: var(--color-green); border: 1px solid var(--color-green); }
.alert-error   { background: var(--color-red-bg);   color: var(--color-red);   border: 1px solid var(--color-red); }
.alert-warning { background: var(--color-orange-bg); color: var(--color-orange); border: 1px solid var(--color-orange); }
.alert-info    { background: var(--color-blue-bg);   color: var(--color-blue);   border: 1px solid var(--color-blue); }

/* ---------- Loading overlay ---------- */
.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  padding: 2rem;
  color: var(--color-gray);
  font-size: .9rem;
}

.loading-overlay.hidden { display: none; }

.spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid #e5e7eb;
  border-top-color: var(--color-blue);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Capacity bar ---------- */
.capacity-bar {
  height: 6px;
  background: #e5e7eb;
  border-radius: 3px;
  overflow: hidden;
  width: 100%;
  max-width: 160px;
}

.capacity-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--color-blue);
  transition: width .3s;
}

.capacity-bar-fill.high { background: var(--color-orange); }
.capacity-bar-fill.critical { background: var(--color-red); }

/* ---------- Audit table ---------- */
.audit-table .commit-sha {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--color-gray);
}

.badge-add {
  background: var(--color-green-bg);
  color: var(--color-green);
}

.badge-remove {
  background: var(--color-red-bg);
  color: var(--color-red);
}

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-gray);
}

.empty-state p {
  font-size: 1rem;
  margin-top: .5rem;
}

/* ---------- Metadata row (key-value pairs) ---------- */
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  font-size: .85rem;
  color: var(--color-gray);
  margin-top: .25rem;
}

.meta-row strong { color: #374151; }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: auto;
  padding: 1rem 0;
  text-align: center;
  font-size: .8rem;
  color: var(--color-gray);
  border-top: 1px solid #e5e7eb;
  background: #fff;
}

.footer-sep { margin: 0 .35rem; }

/* ---------- Utility ---------- */
.hidden { display: none !important; }
.text-mono { font-family: var(--font-mono); }
.text-sm { font-size: .85rem; }
.text-muted { color: var(--color-gray); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.gap-1 { gap: .5rem; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .summary-cards { grid-template-columns: 1fr 1fr; }
  .diff-container { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; }
  .filter-bar input[type="text"] { min-width: 0; width: 100%; }
  .navbar { padding: 0 .75rem; }
  .navbar-links { gap: .5rem; }
}

@media (max-width: 480px) {
  .summary-cards { grid-template-columns: 1fr; }
}