/* Supliful Updates — Brand Guidelines Light Theme */
:root {
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: rgba(16, 185, 129, 0.1);
  --primary-lighter: rgba(16, 185, 129, 0.05);
  --bg: #f9fafb;
  --bg-card: #ffffff;
  --text: #111827;
  --text-body: #374151;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border: #e5e7eb;
  --border-light: #f3f4f6;
  --negative: #ef4444;
  --negative-bg: rgba(239, 68, 68, 0.08);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.08);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
}

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

body {
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-header .logo img { height: 32px; }
.site-header .logo { text-decoration: none; display: flex; align-items: center; gap: 8px; }
.site-header nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
.site-header nav a:hover { color: var(--primary); }

/* Hero */
.hero {
  position: relative;
  padding: 96px 0 80px;
  background: linear-gradient(135deg, rgba(16,185,129,0.04) 0%, rgba(16,185,129,0) 60%);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.08;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 {
  font-size: 48px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
  max-width: 640px;
  margin-bottom: 16px;
}
.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

/* Virtues */
.virtues { padding: 80px 0; }
.virtues-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.virtue-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 32px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  transition: transform 0.2s, box-shadow 0.2s;
}
.virtue-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.virtue-icon {
  width: 48px; height: 48px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-size: 24px;
}
.virtue-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.virtue-card p { font-size: 14px; color: var(--text-secondary); }

/* Section Titles */
.section-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* Updates */
.updates-section { padding: 0 0 96px; }
.updates-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.update-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s, box-shadow 0.2s;
  display: block;
}
.update-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.update-card .date { font-size: 13px; color: var(--text-muted); font-weight: 500; margin-bottom: 8px; }
.update-card h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.update-card .stat {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  padding: 4px 12px;
  border-radius: 8px;
}
.update-card .desc { font-size: 14px; color: var(--text-secondary); margin-top: 12px; }
.placeholder-note { font-size: 14px; color: var(--text-muted); margin-top: 16px; font-style: italic; }

/* Footer */
.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
}
.site-footer a { color: var(--primary); text-decoration: none; font-weight: 500; }
.site-footer a:hover { text-decoration: underline; }

/* ===== UPDATE PAGE ===== */
.update-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}
.update-header .subtitle { font-size: 14px; color: var(--text-muted); font-weight: 500; }
.update-header h1 { font-size: 36px; font-weight: 700; color: var(--text); margin: 8px 0; }

/* TLDR Banner */
.tldr-banner {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 1px solid #a7f3d0;
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tldr-stat { text-align: center; }
.tldr-stat .value {
  font-size: 32px;
  font-weight: 700;
  color: #047857;
  line-height: 1;
}
.tldr-stat .label { font-size: 13px; color: #065f46; margin-top: 4px; font-weight: 500; }

/* Content Sections */
.content-section { margin-bottom: 48px; }
.content-section h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-light);
}
.content-section h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 24px 0 12px;
}
.content-section p { margin-bottom: 16px; }
.content-section .prose { max-width: 720px; }

/* Wins List */
.wins-list { list-style: none; }
.wins-list li {
  padding: 12px 0 12px 36px;
  position: relative;
  border-bottom: 1px solid var(--border-light);
}
.wins-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
  font-size: 18px;
}
.wins-list li strong { color: var(--text); }

/* KPI Tables */
.kpi-table-wrap {
  background: var(--bg-card);
  border-radius: 16px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  overflow: hidden;
  margin-bottom: 24px;
}
.kpi-table-wrap h3 {
  padding: 20px 24px 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.kpi-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.kpi-table th {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  text-align: right;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.kpi-table th:first-child { text-align: left; }
.kpi-table td {
  text-align: right;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
  font-variant-numeric: tabular-nums;
}
.kpi-table td:first-child {
  text-align: left;
  font-weight: 600;
  color: var(--text);
}
.kpi-table tr:nth-child(even) { background: var(--bg); }
.kpi-table tr:last-child td { border-bottom: none; }
.positive { color: var(--primary) !important; font-weight: 600; }
.negative { color: var(--negative) !important; font-weight: 600; }

/* Priorities / Challenges */
.priority-list, .challenge-list, .ask-list { list-style: none; }
.priority-list li, .ask-list li {
  padding: 12px 0 12px 32px;
  position: relative;
  border-bottom: 1px solid var(--border-light);
}
.priority-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}
.challenge-list li {
  padding: 16px;
  margin-bottom: 12px;
  background: var(--warning-bg);
  border-left: 3px solid var(--warning);
  border-radius: 0 12px 12px 0;
}
.challenge-list li strong { color: var(--text); }
.ask-list li::before {
  content: '🤝';
  position: absolute;
  left: 0;
}

/* GTM Section */
.gtm-section { margin-bottom: 48px; }
.gtm-growth-story {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 32px;
  text-align: center;
}
.gtm-growth-story .big-number {
  font-size: 48px;
  font-weight: 700;
  color: #047857;
}
.gtm-growth-story .subtitle { color: #065f46; font-size: 16px; margin-top: 8px; }

.segment-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.segment-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  text-align: center;
}
.segment-card .segment-value { font-size: 28px; font-weight: 700; color: var(--text); }
.segment-card .segment-label { font-size: 14px; color: var(--text-secondary); margin-top: 4px; }
.segment-card .segment-spend { font-size: 13px; color: var(--text-muted); margin-top: 8px; }
.segment-card.core { border-color: var(--primary); border-width: 2px; }

.persona-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.persona-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
}
.persona-card .persona-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.persona-card .persona-emoji { font-size: 32px; }
.persona-card .persona-name { font-size: 16px; font-weight: 700; color: var(--text); }
.persona-card .persona-tier {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--primary-light);
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.persona-card .persona-story { font-size: 14px; color: var(--text-secondary); }
.persona-card.anti-persona {
  background: #f9fafb;
  border-color: #d1d5db;
  opacity: 0.8;
}
.persona-card.anti-persona .persona-tier {
  background: #f3f4f6;
  color: #9ca3af;
}

.finding-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  margin-bottom: 16px;
}
.finding-card .finding-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: var(--primary);
  color: white;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
}
.finding-card h4 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.finding-card p { font-size: 14px; color: var(--text-secondary); }

.roadmap-phases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.roadmap-phase {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow);
  text-align: center;
}
.roadmap-phase .phase-num {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 8px;
}
.roadmap-phase h4 { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.roadmap-phase p { font-size: 12px; color: var(--text-secondary); }
.roadmap-phase.active { border-color: var(--primary); border-width: 2px; background: var(--primary-lighter); }

.big-things {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 24px 0;
}
.big-thing {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  text-align: center;
}
.big-thing .big-thing-num { font-size: 36px; font-weight: 700; color: var(--primary); line-height: 1; }
.big-thing h4 { font-size: 15px; font-weight: 700; color: var(--text); margin: 8px 0 4px; }
.big-thing p { font-size: 13px; color: var(--text-secondary); }

/* SVG Chart */
.chart-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  margin-bottom: 32px;
}
.chart-card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 24px; }

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 24px;
}
.back-link:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 32px; }
  .hero { padding: 64px 0 48px; }
  .virtues-grid { grid-template-columns: repeat(2, 1fr); }
  .tldr-banner { grid-template-columns: 1fr; gap: 16px; }
  .tldr-stat .value { font-size: 24px; }
  .segment-cards { grid-template-columns: 1fr; }
  .persona-cards { grid-template-columns: 1fr; }
  .roadmap-phases { grid-template-columns: repeat(2, 1fr); }
  .big-things { grid-template-columns: 1fr; }
  .kpi-table-wrap { overflow-x: auto; }
  .updates-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .virtues-grid { grid-template-columns: 1fr; }
  .roadmap-phases { grid-template-columns: 1fr; }
}