/* ═══════════════════════════════════════════════════════════════
   Certisent Design System  ·  v2.0
   A purpose-built CSS for TLS certificate monitoring.
   Zero dependencies. No build step. ~600 lines.
   ═══════════════════════════════════════════════════════════════ */

/* ── 1. Design Tokens ──────────────────────────────────────── */

:root {
  /* Background tiers (dark to light) */
  --bg-deep:      #06131f;
  --bg-base:      #0b2840;
  --bg-surface:   #0e3052;
  --bg-elevated:  #133c66;

  /* Accent */
  --accent:       #09d2e8;
  --accent-hover: #2ae0f2;
  --accent-dim:   #078d9e;
  --accent-glow:  rgba(9, 210, 232, 0.15);

  /* Text on dark */
  --text-primary:   #e8edf4;
  --text-secondary: #8fa4b8;
  --text-muted:     #506a7e;

  /* Text on light (cards) */
  --text-dark:      #1a2332;
  --text-dark-sub:  #475569;
  --text-dark-muted:#94a3b8;

  /* Status */
  --ok:       #10b981;
  --ok-bg:    #ecfdf5;
  --ok-text:  #065f46;
  --warn:     #f59e0b;
  --warn-bg:  #fffbeb;
  --warn-text:#92400e;
  --crit:     #ef4444;
  --crit-bg:  #fef2f2;
  --crit-text:#991b1b;
  --info-bg:  #eff6ff;
  --info-text:#1e40af;

  /* Borders */
  --border:       rgba(255,255,255,0.08);
  --border-light: #e2e8f0;
  --border-focus: var(--accent);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.08);
  --shadow:    0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);

  /* Sizing */
  --container: 76rem;
  --radius:    0.5rem;
  --radius-lg: 1rem;

  /* Transitions */
  --speed: 150ms;
}


/* ── 2. Reset & Base ───────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

img { max-width: 100%; height: auto; }

code, pre, .mono { font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace; }


/* ── 3. Layout ─────────────────────────────────────────────── */

.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }

.site-header {
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  gap: 1rem;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}
.header-brand:hover { text-decoration: none; }
.header-brand img { height: 28px; width: auto; }
.header-brand-name { font-size: 1.25rem; font-weight: 700; color: var(--accent); }
.header-brand-tag { font-size: 0.75rem; color: var(--text-muted); display: none; }
@media (min-width: 640px) { .header-brand-tag { display: inline; } }

.header-user {
  font-size: 0.813rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Navigation */
.site-nav {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-inner::-webkit-scrollbar { display: none; }

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.75rem 1rem;
  font-size: 0.813rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color var(--speed), border-color var(--speed);
  text-decoration: none;
}
.nav-link:hover {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom-color: var(--text-muted);
}
.nav-link.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-sep {
  width: 1px;
  height: 1.25rem;
  background: var(--border);
  margin: 0 0.25rem;
  flex-shrink: 0;
}

/* Main content */
.site-main { flex: 1; padding: 1.5rem 0; }

.site-footer {
  padding: 2rem 0 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}


/* ── 4. Cards ──────────────────────────────────────────────── */

.card {
  background: #fff;
  color: var(--text-dark);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-body { padding: 1.5rem; }
.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  font-weight: 600;
  font-size: 0.938rem;
}
.card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-light);
  background: #f8fafc;
}

.card-compact .card-body { padding: 1rem 1.25rem; }

/* Dark card variant (for use on dark backgrounds without white) */
.card-dark {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.card-dark .card-header { border-bottom-color: var(--border); }


/* ── 5. Typography ─────────────────────────────────────────── */

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.page-title { font-size: 1.25rem; font-weight: 700; line-height: 1.3; }
.page-subtitle { font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.25rem; }

.section-title { font-weight: 600; font-size: 0.938rem; margin-bottom: 0.75rem; }

.text-xs  { font-size: 0.75rem; }
.text-sm  { font-size: 0.875rem; }
.text-lg  { font-size: 1.125rem; }
.text-xl  { font-size: 1.25rem; }
.text-muted { color: var(--text-dark-muted); }
.text-sub { color: var(--text-dark-sub); }
.text-accent { color: var(--accent); }
.text-light-muted { color: var(--text-secondary); }
.text-light-dim { color: var(--text-muted); }
.text-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-break { word-break: break-all; }
.font-semibold { font-weight: 600; }
.font-mono { font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace; font-size: 0.875em; }


/* ── 6. Buttons ────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--speed);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.5;
  font-family: inherit;
}
.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--accent);
  color: #001018;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #001018;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-secondary {
  background: #fff;
  color: var(--text-dark);
  border-color: var(--border-light);
}
.btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.btn-danger {
  background: var(--crit);
  color: #fff;
  border-color: var(--crit);
}
.btn-danger:hover { background: #dc2626; }

.btn-ghost {
  background: transparent;
  color: var(--text-dark-sub);
  border-color: transparent;
}
.btn-ghost:hover { background: #f1f5f9; color: var(--text-dark); }

.btn-ghost-accent {
  background: transparent;
  color: var(--accent);
  border-color: transparent;
}
.btn-ghost-accent:hover { background: var(--accent-glow); }

.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
.btn-xs { padding: 0.25rem 0.5rem; font-size: 0.688rem; }

.btn-outline-accent {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline-accent:hover {
  background: var(--accent);
  color: #001018;
}


/* ── 7. Forms ──────────────────────────────────────────────── */

.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-size: 0.813rem;
  font-weight: 500;
  color: var(--text-dark-sub);
  margin-bottom: 0.375rem;
}
.form-help {
  font-size: 0.75rem;
  color: var(--text-dark-muted);
  margin-top: 0.25rem;
}

.form-input, .form-select, .form-textarea {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--text-dark);
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: border-color var(--speed), box-shadow var(--speed);
  line-height: 1.5;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder { color: var(--text-dark-muted); }

.form-input-sm { padding: 0.375rem 0.625rem; font-size: 0.75rem; }

.form-inline { display: inline-flex; width: auto; }
.form-narrow { max-width: 8rem; }

.form-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  cursor: pointer;
}
.form-checkbox input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent);
  cursor: pointer;
}

.form-section {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.form-section-title { font-weight: 600; margin-bottom: 0.75rem; }

.form-error {
  background: var(--crit-bg);
  color: var(--crit-text);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}


/* ── 8. Tables ─────────────────────────────────────────────── */

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.table {
  width: 100%;
  font-size: 0.875rem;
  border-collapse: collapse;
}
.table th {
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--text-dark-muted);
  padding: 0.625rem 0.75rem;
  border-bottom: 2px solid var(--border-light);
  white-space: nowrap;
}
.table td {
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}
.table tbody tr:hover { background: #f8fafc; }
.table tbody tr:last-child td { border-bottom: none; }

.table-compact th, .table-compact td { padding: 0.5rem 0.625rem; }


/* ── 9. Badges ─────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.188rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.688rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-ok   { background: var(--ok-bg);   color: var(--ok-text); }
.badge-ok .badge-dot { background: var(--ok); }

.badge-warn { background: var(--warn-bg); color: var(--warn-text); }
.badge-warn .badge-dot { background: var(--warn); }

.badge-crit { background: var(--crit-bg); color: var(--crit-text); }
.badge-crit .badge-dot { background: var(--crit); }

.badge-unknown { background: #f1f5f9; color: #475569; }
.badge-unknown .badge-dot { background: #94a3b8; }

.badge-neutral { background: #f1f5f9; color: #64748b; }


/* ── 10. Progress Bar ──────────────────────────────────────── */

.progress {
  height: 0.375rem;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.5s ease;
}
.progress-ok   .progress-bar { background: var(--ok); }
.progress-warn .progress-bar { background: var(--warn); }
.progress-crit .progress-bar { background: var(--crit); }


/* ── 11. Alerts / Flash Messages ───────────────────────────── */

.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  border-left: 4px solid;
}
.alert-info    { background: var(--info-bg);  color: var(--info-text); border-color: #3b82f6; }
.alert-success { background: var(--ok-bg);    color: var(--ok-text);   border-color: var(--ok); }
.alert-warn    { background: var(--warn-bg);  color: var(--warn-text); border-color: var(--warn); }
.alert-error   { background: var(--crit-bg);  color: var(--crit-text); border-color: var(--crit); }


/* ── 12. Data/Detail Pairs ─────────────────────────────────── */

.detail-list { display: flex; flex-direction: column; gap: 0.5rem; }
.detail-row { font-size: 0.875rem; }
.detail-label { color: var(--text-dark-muted); font-size: 0.813rem; }
.detail-value { color: var(--text-dark); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1rem;
}
.stat-item { text-align: center; }
.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-label { font-size: 0.75rem; color: var(--text-dark-muted); text-transform: uppercase; letter-spacing: 0.05em; }


/* ── 13. Collapsible Details ───────────────────────────────── */

details summary {
  cursor: pointer;
  font-size: 0.813rem;
  color: var(--accent-dim);
  user-select: none;
}
details summary:hover { color: var(--accent); }
details[open] summary { margin-bottom: 0.5rem; }

.code-block {
  background: #f1f5f9;
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.75rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}


/* ── 14. Grid & Flex Utilities ─────────────────────────────── */

.grid-2 { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.flex-col { flex-direction: column; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; }
.flex-end { display: flex; justify-content: flex-end; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

.inline { display: inline; }
.inline-flex { display: inline-flex; }

.w-full { width: 100%; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }


/* ── 15. Spacing ───────────────────────────────────────────── */

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.ml-auto { margin-left: auto; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }


/* ── 16. Empty States ──────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-dark-muted);
}
.empty-state-icon { font-size: 2.5rem; margin-bottom: 0.75rem; opacity: 0.4; }
.empty-state-title { font-weight: 600; color: var(--text-dark-sub); margin-bottom: 0.25rem; }
.empty-state-desc { font-size: 0.875rem; max-width: 24rem; margin: 0 auto; }


/* ── 17. Monitor Card (Dashboard) ──────────────────────────── */

.monitor-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  transition: box-shadow var(--speed);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.monitor-card:hover { box-shadow: var(--shadow-md); }

.monitor-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}
.monitor-card-url {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.813rem;
  color: var(--text-dark);
  word-break: break-all;
  line-height: 1.4;
}
.monitor-card-meta {
  font-size: 0.75rem;
  color: var(--text-dark-muted);
}
.monitor-card-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-dark-sub);
}
.monitor-card-actions {
  display: flex;
  gap: 0.75rem;
  font-size: 0.813rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-light);
}


/* ── 18. Version Pill ──────────────────────────────────────── */

.version-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  font-size: 0.688rem;
  color: var(--text-muted);
}


/* ── 19. Auth Pages (Login/Register) ───────────────────────── */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}
.auth-card {
  width: 100%;
  max-width: 26rem;
}


/* ── 20. Responsive Utilities ──────────────────────────────── */

.hide-mobile { display: none; }
@media (min-width: 768px) {
  .hide-mobile { display: initial; }
  .hide-desktop { display: none; }
}

/* ── 21. Stat Cards (Dashboard Summary) ────────────────────── */

.stat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 768px) {
  .stat-cards { grid-template-columns: repeat(4, 1fr); }
}

.stat-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: box-shadow var(--speed), transform var(--speed);
  position: relative;
  overflow: hidden;
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}
.stat-card--ok::before    { background: var(--ok); }
.stat-card--warn::before  { background: var(--warn); }
.stat-card--crit::before  { background: var(--crit); }
.stat-card--info::before  { background: var(--accent); }
.stat-card--neutral::before { background: var(--border-light); }

.stat-card-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.stat-card--ok .stat-card-icon    { background: var(--ok-bg); color: var(--ok-text); }
.stat-card--warn .stat-card-icon  { background: var(--warn-bg); color: var(--warn-text); }
.stat-card--crit .stat-card-icon  { background: var(--crit-bg); color: var(--crit-text); }
.stat-card--info .stat-card-icon  { background: #eff6ff; color: #1e40af; }
.stat-card--neutral .stat-card-icon { background: #f1f5f9; color: #64748b; }

.stat-card-data { min-width: 0; }
.stat-card-value { font-size: 1.5rem; font-weight: 700; color: var(--text-dark); line-height: 1.2; }
.stat-card-label { font-size: 0.75rem; color: var(--text-dark-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.125rem; }


/* ── 22. Health Ring (CSS conic-gradient) ─────────────────── */

.health-ring {
  position: relative;
  width: 7.5rem;
  height: 7.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.health-ring-inner {
  width: 5rem;
  height: 5rem;
  background: #fff;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.health-ring-pct { font-size: 1.25rem; font-weight: 700; color: var(--text-dark); line-height: 1; }
.health-ring-label { font-size: 0.625rem; color: var(--text-dark-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.125rem; }

.health-ring-legend {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.813rem;
}
.health-ring-legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dark-sub);
}
.health-ring-legend-dot {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 50%;
  flex-shrink: 0;
}


/* ── 23. Bar Chart (CSS) ──────────────────────────────────── */

.bar-chart { display: flex; flex-direction: column; gap: 0.75rem; }

.bar-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.bar-label {
  width: 8rem;
  font-size: 0.813rem;
  color: var(--text-dark-sub);
  text-align: right;
  flex-shrink: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bar-track {
  flex: 1;
  height: 1.5rem;
  background: #f1f5f9;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.bar-fill {
  height: 100%;
  border-radius: var(--radius);
  transition: width 0.6s ease;
  min-width: 2px;
}
.bar-fill--ok   { background: var(--ok); }
.bar-fill--warn { background: var(--warn); }
.bar-fill--crit { background: var(--crit); }
.bar-fill--accent { background: var(--accent); }
.bar-fill--muted { background: #94a3b8; }
.bar-count {
  width: 3rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: right;
  flex-shrink: 0;
}


/* ── 24. Stacked Horizontal Bar ───────────────────────────── */

.stacked-bar {
  height: 1.75rem;
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  background: #f1f5f9;
}
.stacked-bar-seg {
  height: 100%;
  transition: width 0.6s ease;
  position: relative;
}
.stacked-bar-seg--ok   { background: var(--ok); }
.stacked-bar-seg--warn { background: var(--warn); }
.stacked-bar-seg--crit { background: var(--crit); }
.stacked-bar-seg--unknown { background: #94a3b8; }


/* ── 25. Timeline ─────────────────────────────────────────── */

.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-light);
}
.timeline-item {
  position: relative;
  padding-bottom: 1.5rem;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -1.625rem;
  top: 0.25rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  border: 2px solid #fff;
  z-index: 1;
}
.timeline-dot--ok   { background: var(--ok); }
.timeline-dot--warn { background: var(--warn); }
.timeline-dot--crit { background: var(--crit); }
.timeline-dot--info { background: var(--accent); }
.timeline-dot--neutral { background: #94a3b8; }

.timeline-date {
  font-size: 0.75rem;
  color: var(--text-dark-muted);
  font-family: 'SF Mono', 'Fira Code', monospace;
  margin-bottom: 0.25rem;
}
.timeline-content {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
}
.timeline-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-dark);
}
.timeline-meta {
  font-size: 0.75rem;
  color: var(--text-dark-muted);
  margin-top: 0.25rem;
}


/* ── 26. Expiry Groups ────────────────────────────────────── */

.expiry-group {
  margin-bottom: 1.5rem;
}
.expiry-group-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-light);
}
.expiry-group-header h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
}
.expiry-group-count {
  font-size: 0.688rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
}
.expiry-group--crit .expiry-group-count { background: var(--crit-bg); color: var(--crit-text); }
.expiry-group--warn .expiry-group-count { background: var(--warn-bg); color: var(--warn-text); }
.expiry-group--ok .expiry-group-count   { background: var(--ok-bg); color: var(--ok-text); }

.expiry-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.625rem 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 0.875rem;
}
.expiry-row:last-child { border-bottom: none; }
.expiry-row-url {
  flex: 1;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.813rem;
  color: var(--text-dark);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.expiry-row-url a { color: var(--text-dark); }
.expiry-row-url a:hover { color: var(--accent); }
.expiry-row-date {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.75rem;
  color: var(--text-dark-muted);
  flex-shrink: 0;
}
.expiry-row-days {
  font-weight: 600;
  font-size: 0.813rem;
  width: 5rem;
  text-align: right;
  flex-shrink: 0;
}
.expiry-row-days--crit { color: var(--crit-text); }
.expiry-row-days--warn { color: var(--warn-text); }
.expiry-row-days--ok   { color: var(--ok-text); }
.expiry-row-bar {
  width: 6rem;
  flex-shrink: 0;
}


/* ── 27. Tabs (Reports) ───────────────────────────────────── */

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-light);
  margin-bottom: 1.5rem;
  overflow-x: auto;
}
.tab-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dark-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color var(--speed), border-color var(--speed);
}
.tab-link:hover { color: var(--text-dark); text-decoration: none; border-bottom-color: var(--border-light); }
.tab-link.active { color: var(--accent-dim); border-bottom-color: var(--accent); font-weight: 600; }
.tab-link .tab-count {
  font-size: 0.688rem;
  font-weight: 600;
  padding: 0.0625rem 0.375rem;
  border-radius: 9999px;
  background: #f1f5f9;
  color: #64748b;
}
.tab-link.active .tab-count { background: rgba(9,210,232,0.12); color: var(--accent-dim); }


/* ── 28. Attention Banner ─────────────────────────────────── */

.attention-banner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  border: 1px solid;
}
.attention-banner--ok {
  background: var(--ok-bg);
  color: var(--ok-text);
  border-color: rgba(16,185,129,0.2);
}
.attention-banner--warn {
  background: var(--warn-bg);
  color: var(--warn-text);
  border-color: rgba(245,158,11,0.2);
}
.attention-banner--crit {
  background: var(--crit-bg);
  color: var(--crit-text);
  border-color: rgba(239,68,68,0.2);
}
.attention-banner-icon { font-size: 1.5rem; flex-shrink: 0; }
.attention-banner-text { font-size: 0.875rem; font-weight: 500; }
.attention-banner-text strong { font-weight: 700; }
.attention-banner-action {
  margin-left: auto;
  flex-shrink: 0;
}


/* ── 29. Report Section Headers ───────────────────────────── */

.report-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.report-title { font-size: 1.125rem; font-weight: 700; color: var(--text-dark); }
.report-subtitle { font-size: 0.813rem; color: var(--text-dark-muted); margin-top: 0.125rem; }
.report-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}


/* ── 30. Breadcrumbs ──────────────────────────────────────── */

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.breadcrumbs a { color: var(--text-secondary); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs-sep { color: var(--text-muted); }
.breadcrumbs-current { color: var(--text-primary); font-weight: 500; }


/* ── 31. Summary Row (inline stats) ───────────────────────── */

.summary-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.813rem;
  color: var(--text-dark-sub);
  padding: 0.75rem 0;
}
.summary-row-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}
.summary-row-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}


/* ── 32. Card Variants ────────────────────────────────────── */

.card-accent {
  border-top: 3px solid var(--accent);
}
.card-ok { border-left: 4px solid var(--ok); }
.card-warn { border-left: 4px solid var(--warn); }
.card-crit { border-left: 4px solid var(--crit); }

.card-flush .card-body { padding: 0; }
.card-flush .card-header + .card-body { padding-top: 0; }


/* ── 33. Responsive Table Improvements ────────────────────── */

.table-striped tbody tr:nth-child(even) { background: #fafbfc; }
.table-striped tbody tr:hover { background: #f1f5f9; }

.td-right { text-align: right; }
.td-center { text-align: center; }
.td-nowrap { white-space: nowrap; }

.table-sortable th {
  cursor: default;
}
.table-sortable th[data-sort] {
  cursor: pointer;
  user-select: none;
}
.table-sortable th[data-sort]:hover {
  color: var(--text-dark);
}


/* ── 34. Issuer Tag ───────────────────────────────────────── */

.issuer-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius);
  background: #f1f5f9;
  font-size: 0.75rem;
  color: var(--text-dark-sub);
  white-space: nowrap;
}


/* ── 35. Divider ──────────────────────────────────────────── */

.divider {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: 1.5rem 0;
}
.divider-dark {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.5rem 0;
}


/* ── 36. Tooltip (CSS-only) ───────────────────────────────── */

[data-tip] {
  position: relative;
  cursor: help;
}
[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 0.625rem;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-size: 0.688rem;
  border-radius: var(--radius);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--speed);
  z-index: 100;
  margin-bottom: 0.25rem;
}
[data-tip]:hover::after { opacity: 1; }


/* ── 37. Number Highlights ────────────────────────────────── */

.num-ok   { color: var(--ok-text); font-weight: 600; }
.num-warn { color: var(--warn-text); font-weight: 600; }
.num-crit { color: var(--crit-text); font-weight: 600; }


/* ── Print ────────────────────────────────────────────────── */

@media print {
  .site-header, .site-nav, .site-footer, .btn, .tabs, .breadcrumbs { display: none; }
  body { background: #fff; color: #000; }
  .card { box-shadow: none; border: 1px solid #ddd; }
  .stat-card { box-shadow: none; border: 1px solid #ddd; }
  .stat-card::before { display: none; }
}