:root {
  --navy: #1a365d;
  --navy-dark: #0f2342;
  --gold: #d69e2e;
  --bg-main: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #2d3748;
  --text-muted: #718096;
  --border-color: #e2e8f0;
}

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

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

/* Tab Navigation */
.tab-navigation {
  background-color: var(--navy-dark);
  padding: 10px 16px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
  border-bottom: 3px solid var(--gold);
}

.tab-btn {
  background: transparent;
  color: #a0aec0;
  border: none;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.tab-btn.active {
  color: var(--navy-dark);
  background: var(--gold);
}

/* Slide Container */
.slide-container {
  display: none;
  flex-direction: column;
  flex: 1;
  padding: 24px 32px;
  max-width: 1440px;
  margin: 0 auto;
  width: 100%;
}

.slide-container.active {
  display: flex;
}

/* Slide Header */
.slide-header {
  margin-bottom: 20px;
}

.brand-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gold);
  display: block;
  margin-bottom: 4px;
}

.slide-header h1 {
  font-size: 1.6rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.slide-header p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Slide Body Layouts */
.slide-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.grid-2col-equal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.grid-2col-chart-focus {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 24px;
}

.grid-2x2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

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

/* Cards */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.chart-card-large {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
}

.chart-wrapper-large {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  min-height: 480px;
}

.chart-wrapper-large img {
  width: 100%;
  height: 100%;
  max-height: 650px;
  object-fit: contain;
  display: block;
}

.card-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 6px;
}

.card-title {
  font-size: 1.05rem;
  color: var(--navy);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--border-color);
}

.bullet-list {
  list-style-type: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bullet-list li {
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-main);
  position: relative;
  padding-left: 14px;
}

.bullet-list li::before {
  content: "▪";
  color: var(--gold);
  position: absolute;
  left: 0;
  top: 0;
}

.property-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.property-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.img-credit {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-top: 8px;
}

.img-credit a {
  color: var(--navy);
  text-decoration: underline;
}

/* Slide Footer */
.slide-footer {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.slide-footer .brand {
  font-weight: 700;
  color: var(--navy);
}