:root {
  /* Primary palette */
  --virridy-dark-green: #005151;
  --virridy-light-green: #97D700;
  --virridy-light-blue: #8BD3E6;

  /* Secondary palette */
  --virridy-medium-green: #00966C;
  --virridy-dark-blue: #003E51;
  --virridy-medium-blue: #00AEC7;
  --virridy-dark-brown: #4F2C1D;
  --virridy-medium-brown: #A45A2A;
  --virridy-light-brown: #EFDBB2;

  /* Neutral / UI */
  --virridy-bg: #f4f6f4;
  --virridy-card: #ffffff;
  --virridy-text: #003E51;
  --virridy-text-muted: #4a6a6a;
  --virridy-border: #d4e0d4;

  /* Status */
  --status-green: #00966C;
  --status-yellow: #C4960C;
  --status-red: #C43C2C;

  --virridy-font: 'DM Sans', 'Inter', system-ui, sans-serif;
}

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

body {
  font-family: var(--virridy-font);
  background: var(--virridy-bg);
  color: var(--virridy-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── Navbar ─── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 24px;
  background: var(--virridy-dark-green);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.navbar-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}

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

.navbar-brand img {
  height: 34px;
  width: auto;
}

.navbar-brand-text {
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  margin-left: 10px;
  letter-spacing: 0.02em;
}

.navbar-brand-sep {
  color: var(--virridy-light-green);
  margin: 0 6px;
}

.navbar-brand-sub {
  color: var(--virridy-light-green);
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
}

.nav-link {
  padding: 6px 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  border-radius: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  cursor: pointer;
  background: none;
  border-top: none; border-left: none; border-right: none;
}

.nav-link:hover { color: white; }
.nav-link.active {
  color: white;
  border-bottom-color: var(--virridy-light-green);
}

/* ─── Main content ─── */
.main {
  padding: 80px 24px 48px;
  max-width: 1280px;
  margin: 0 auto;
}

/* ─── Cards ─── */
.card {
  background: var(--virridy-card);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  padding: 20px;
}

.card-accent {
  border-top: 3px solid var(--virridy-light-green);
}

/* ─── Summary header ─── */
.summary-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: start;
}

.summary-header h1 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--virridy-text);
  line-height: 1.4;
}

.summary-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 8px;
}

.summary-meta-item {
  font-size: 0.8125rem;
}

.summary-meta-label {
  color: var(--virridy-text-muted);
  font-weight: 400;
}

.summary-meta-value {
  font-weight: 600;
  color: var(--virridy-dark-green);
}

.summary-overall {
  text-align: right;
}

.summary-overall-pct {
  font-size: 2rem;
  font-weight: 700;
  color: var(--virridy-dark-green);
}

.summary-overall-label {
  font-size: 0.75rem;
  color: var(--virridy-text-muted);
}

/* ─── Objective grid ─── */
.obj-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.obj-card {
  cursor: pointer;
  transition: box-shadow 0.15s, transform 0.1s;
  position: relative;
  overflow: hidden;
}

.obj-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transform: translateY(-1px);
}

.obj-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.obj-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  font-size: 0.8125rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.obj-number.green { background: var(--status-green); }
.obj-number.yellow { background: var(--status-yellow); }
.obj-number.red { background: var(--status-red); }

.obj-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--virridy-text);
  line-height: 1.4;
  margin-left: 10px;
  flex: 1;
}

.obj-pct {
  font-size: 1.25rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-left: 8px;
}

.obj-pct.green { color: var(--status-green); }
.obj-pct.yellow { color: var(--status-yellow); }
.obj-pct.red { color: var(--status-red); }

/* ─── Progress bar ─── */
.progress-bar {
  width: 100%;
  height: 6px;
  background: #e5e9e5;
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0;
}

.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.4s ease;
}

.progress-fill.green { background: var(--status-green); }
.progress-fill.yellow { background: var(--status-yellow); }
.progress-fill.red { background: var(--status-red); }

.progress-bar-lg {
  height: 10px;
  border-radius: 5px;
}

.progress-bar-lg .progress-fill {
  border-radius: 5px;
}

/* ─── Sparkline ─── */
.sparkline-container {
  height: 32px;
  margin-top: 4px;
}

.sparkline-container svg {
  width: 100%;
  height: 100%;
}

/* ─── Detail view ─── */
.detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--virridy-dark-green);
  background: white;
  border: 1px solid var(--virridy-border);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s;
}

.back-btn:hover { background: var(--virridy-bg); }

.period-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.period-selector label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--virridy-text-muted);
}

.period-selector select {
  padding: 6px 10px;
  font-size: 0.8125rem;
  font-family: var(--virridy-font);
  border: 1px solid var(--virridy-border);
  border-radius: 6px;
  background: white;
  color: var(--virridy-text);
  cursor: pointer;
}

.milestone-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.milestone-card {
  padding: 20px;
}

.milestone-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.milestone-id {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  background: var(--virridy-dark-green);
  margin-right: 10px;
  flex-shrink: 0;
}

.milestone-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--virridy-text);
  flex: 1;
}

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  flex-shrink: 0;
  margin-left: 12px;
}

.badge-complete { background: #dcfce7; color: #166534; }
.badge-progress { background: #dbeafe; color: #1e40af; }
.badge-not-started { background: #f3f4f6; color: #374151; }

.milestone-chart {
  height: 160px;
  margin-top: 12px;
}

/* ─── Timeline view ─── */
.timeline-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  padding: 24px 0;
  margin-bottom: 32px;
}

.timeline-line {
  position: absolute;
  top: 50%;
  left: 24px;
  right: 24px;
  height: 3px;
  background: var(--virridy-border);
  transform: translateY(-50%);
  z-index: 0;
}

.timeline-node {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.timeline-dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--virridy-border);
  border: 3px solid var(--virridy-bg);
  transition: all 0.15s;
}

.timeline-node:hover .timeline-dot,
.timeline-node.active .timeline-dot {
  background: var(--virridy-dark-green);
  width: 20px; height: 20px;
  border-color: var(--virridy-light-green);
}

.timeline-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--virridy-text-muted);
  margin-top: 8px;
  white-space: nowrap;
}

.timeline-node.active .timeline-label {
  color: var(--virridy-dark-green);
}

.timeline-snapshot {
  overflow-x: auto;
}

.timeline-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.timeline-table th {
  text-align: left;
  padding: 8px 12px;
  font-weight: 600;
  color: var(--virridy-dark-blue);
  border-bottom: 2px solid var(--virridy-border);
}

.timeline-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--virridy-border);
}

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

.change-indicator {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  margin-left: 6px;
  color: var(--status-green);
}

.milestone-changed {
  background: rgba(151, 215, 0, 0.06);
}

.obj-row:hover {
  background: rgba(0, 81, 81, 0.04);
}

.milestone-sub-row td {
  border-bottom-color: rgba(212, 224, 212, 0.5);
}

/* ─── Footer ─── */
.footer {
  text-align: center;
  padding: 24px;
  font-size: 0.75rem;
  color: var(--virridy-text-muted);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .obj-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .obj-grid { grid-template-columns: 1fr; }
  .summary-header { grid-template-columns: 1fr; }
  .summary-overall { text-align: left; }
  .main { padding: 72px 16px 32px; }
  .navbar { padding: 0 16px; }
  .navbar-inner { gap: 16px; }
  .nav-links { gap: 0; }
}

/* ─── Utility ─── */
.hidden { display: none !important; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.text-center { text-align: center; }