/* ===== Variables ===== */
:root {
  --color-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-accent: #0f766e;
  --font-sans: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --status-on-track: #059669;
  --status-on-track-bg: #d1fae5;
  --status-at-risk: #d97706;
  --status-at-risk-bg: #fef3c7;
  --status-behind: #dc2626;
  --status-behind-bg: #fee2e2;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 2.5rem;
}

/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== Header (dark banner) ===== */
.dashboard-header {
  background: #0f172a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-xl) var(--space-lg);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.dashboard-logo {
  height: 52px;
  width: auto;
  flex-shrink: 0;
  display: block;
  object-fit: contain;
}

.header-text {
  flex: 1;
  min-width: 0;
}

.dashboard-org {
  margin: 0 0 var(--space-xs) 0;
  font-size: 0.875rem;
  color: #7dd3fc;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.dashboard-title {
  margin: 0 0 var(--space-sm) 0;
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #ffffff;
  line-height: 1.2;
}

.dashboard-subtitle {
  margin: 0 0 var(--space-md) 0;
  font-size: 0.9375rem;
  color: #94a3b8;
  max-width: 42ch;
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-lg);
}

.dashboard-updated {
  margin: 0;
  font-size: 0.8125rem;
  color: #94a3b8;
}

.dashboard-updated strong {
  color: #e2e8f0;
  font-weight: 600;
}

.status-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: #94a3b8;
}

.status-legend__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-legend__dot--on_track { background: var(--status-on-track); }
.status-legend__dot--at_risk { background: var(--status-at-risk); }
.status-legend__dot--behind { background: var(--status-behind); }

/* ===== Panel animations (fixed: no nth-child on sector cards to avoid filter issues) ===== */
@keyframes panel-fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .summary-card,
  .sector-card {
    animation: none;
  }
  .summary-card:hover,
  .sector-card:hover {
    transform: none;
  }
}

/* ===== Main layout ===== */
.dashboard-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 960px) {
  .dashboard-main {
    grid-template-columns: 240px 1fr;
    grid-template-areas:
      "nav summary"
      "nav sectors";
  }
  .summary-section { grid-area: summary; }
  .sector-nav { grid-area: nav; }
  .sectors-section { grid-area: sectors; }
}

/* ===== Summary cards ===== */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  min-height: 88px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  animation: panel-fade-in 0.4s ease both;
}

.summary-card:nth-child(1) { animation-delay: 0.05s; }
.summary-card:nth-child(2) { animation-delay: 0.1s; }
.summary-card:nth-child(3) { animation-delay: 0.15s; }
.summary-card:nth-child(4) { animation-delay: 0.2s; }
.summary-card:nth-child(5) { animation-delay: 0.25s; }

.summary-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.summary-card--on_track { border-left: 4px solid var(--status-on-track); }
.summary-card--at_risk { border-left: 4px solid var(--status-at-risk); }
.summary-card--behind { border-left: 4px solid var(--status-behind); }

.summary-card__value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-xs) 0;
}

.summary-card__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ===== Sector nav ===== */
.sector-nav {
  position: relative;
}

@media (min-width: 960px) {
  .sector-nav {
    position: sticky;
    top: 120px;
    align-self: start;
  }
}

.sector-nav-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 var(--space-sm) 0;
}

.sector-search {
  width: 100%;
  font: inherit;
  font-size: 0.875rem;
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}

.sector-search:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.filter-tab {
  font: inherit;
  font-size: 0.8125rem;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.filter-tab.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.filter-tab:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sector-index {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sector-index a {
  font-size: 0.8125rem;
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-sm) var(--space-xs);
  border-radius: var(--radius-sm);
  transition: background 0.15s ease, color 0.15s ease;
}

.sector-index a:hover {
  background: var(--color-bg);
  color: var(--color-accent);
}

.sector-index a.hidden-by-filter {
  display: none;
}

.sector-index-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.sector-index-link .sector-dot {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.sector-index-link .sector-dot--on_track { background: var(--status-on-track); }
.sector-index-link .sector-dot--at_risk { background: var(--status-at-risk); }
.sector-index-link .sector-dot--behind { background: var(--status-behind); }

/* ===== Sector cards (single animation delay to avoid nth-child + filter bugs) ===== */
.sectors-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 720px) {
  .sectors-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sector-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  position: relative;
  overflow: hidden;
  animation: panel-fade-in 0.45s ease 0.06s both;
}

.sector-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.sector-card.sector-card--on_track::before { background: var(--status-on-track); }
.sector-card.sector-card--at_risk::before { background: var(--status-at-risk); }
.sector-card.sector-card--behind::before { background: var(--status-behind); }

.sector-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.sector-card.hidden-by-filter {
  display: none;
}

.sector-card__header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.sector-card__title {
  margin: 0 0 var(--space-xs) 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
}

.sector-card__leader {
  margin: 0 0 var(--space-xs) 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.sector-card__kpi-summary {
  margin: 0 0 var(--space-sm) 0;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.sector-card__description {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.sector-card__kpis {
  list-style: none;
  padding: 0;
  margin: 0;
}

.kpi-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-bg);
  font-size: 0.875rem;
}

.kpi-row__label {
  flex: 1;
  min-width: 0;
  color: var(--color-text);
}

.kpi-row__values {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.kpi-row__target {
  font-weight: 500;
  color: var(--color-text);
}

.kpi-row__progress-wrap {
  width: 56px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}

.kpi-row__progress-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s ease;
}

.kpi-row__progress-fill--on_track { background: var(--status-on-track); }
.kpi-row__progress-fill--at_risk { background: var(--status-at-risk); }
.kpi-row__progress-fill--behind { background: var(--status-behind); }

/* ===== Badges ===== */
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  text-transform: capitalize;
  white-space: nowrap;
}

.badge--on_track { background: var(--status-on-track-bg); color: var(--status-on-track); }
.badge--at_risk { background: var(--status-at-risk-bg); color: var(--status-at-risk); }
.badge--behind { background: var(--status-behind-bg); color: var(--status-behind); }

/* ===== Empty state ===== */
.empty-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

.empty-state[hidden] {
  display: none !important;
}

/* ===== Scroll to top ===== */
.scroll-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.25rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 20;
}

.scroll-to-top:hover {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

.scroll-to-top[hidden] {
  display: none !important;
}

/* ===== Focus ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ===== Print ===== */
@media print {
  .dashboard-header { border-bottom: 2px solid var(--color-border); }
  .sector-nav { display: none; }
  .dashboard-main { grid-template-columns: 1fr; }
  .sectors-container { grid-template-columns: 1fr; }
  .sector-card { box-shadow: none; }
  .scroll-to-top { display: none !important; }
  body { background: white; }
}

/* ===== Responsive ===== */
@media (max-width: 959px) {
  .sector-nav {
    order: -1;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-lg);
  }
  .sector-index { max-height: 220px; overflow-y: auto; }
  .header-meta { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 1200px) {
  .sectors-container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }
}