:root {
  --sv-deep-blue: #1a3668;
  --sv-forest: #3eaf49;
  --sv-light-bg: #f5f7f9;
  --sv-text: #122025;
  --sv-muted: #6b7b86;
  --sv-border: #dde3ea;
  --sv-radius: 10px;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--sv-light-bg);
  color: var(--sv-text);
  line-height: 1.6;
  padding: 20px;
}

main {
  max-width: 1400px;
  margin: 0 auto;
}

header {
  background: white;
  padding: 30px;
  border-radius: var(--sv-radius);
  margin-bottom: 30px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

header .header-container {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 30px !important;
}

header .header-logo {
  flex-shrink: 0 !important;
  max-width: 300px !important;
  width: auto !important;
}

header .header-logo img {
  max-height: 70px !important;
  max-width: 300px !important;
  width: auto !important;
  height: auto !important;
  display: block !important;
  object-fit: contain !important;
}

header .header-content {
  flex: 1 !important;
}

h1 {
  color: var(--sv-deep-blue);
  font-size: 2rem;
  margin-bottom: 10px;
}

.subtitle {
  color: var(--sv-muted);
  font-size: 1.1rem;
  margin-bottom: 15px;
}

.disclaimer-box {
  background: #fff8e1;
  border-left: 4px solid #ffa726;
  padding: 12px 15px;
  font-size: 0.9rem;
  color: #5d4037;
  border-radius: 4px;
  margin-top: 15px;
}

.container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}

.card {
  background: white;
  padding: 25px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.card h2 {
  color: var(--sv-deep-blue);
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.card-subtitle {
  color: var(--sv-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--sv-border);
}

.input-section {
  margin-bottom: 25px;
}

.input-section h3 {
  color: var(--sv-deep-blue);
  font-size: 1.1rem;
  margin-bottom: 15px;
}

.input-group {
  margin-bottom: 15px;
}

label {
  display: block;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--sv-text);
}

input[type="number"],
select {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--sv-border);
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
}

input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--sv-deep-blue);
  box-shadow: 0 0 0 3px rgba(26, 54, 104, 0.1);
}

input[type="number"]:disabled {
  background: #f8f9fa;
  color: var(--sv-muted);
  cursor: not-allowed;
}

.helper-text {
  font-size: 0.85rem;
  color: var(--sv-muted);
  margin-top: 3px;
}

.auto-calc-badge {
  display: inline-block;
  background: #e3f2fd;
  color: #1565c0;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 8px;
}

.dual-input {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.button-group {
  display: flex;
  gap: 15px;
  margin-top: 25px;
  justify-content: center;
}

button {
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--sv-radius);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

button:focus {
  outline: 2px solid var(--sv-deep-blue);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--sv-deep-blue);
  color: white;
}

.btn-primary:hover {
  background: #142a52;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 54, 104, 0.3);
}

.btn-secondary {
  background: var(--sv-forest);
  color: white;
}

.btn-secondary:hover {
  background: #359940;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(62, 175, 73, 0.3);
}

.btn-danger {
  background: #d32f2f;
  color: white;
}

.btn-danger:hover {
  background: #b71c1c;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.modal-overlay {
  visibility: hidden;
  opacity: 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: opacity 0.2s, visibility 0.2s;
  pointer-events: none;
}

.modal-overlay.visible {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: white;
  border-radius: var(--sv-radius);
  padding: 30px;
  max-width: 900px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.modal h3 {
  color: var(--sv-deep-blue);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.modal-content {
  margin-bottom: 20px;
}

.market-conditions {
  background: var(--sv-light-bg);
  padding: 15px;
  border-radius: 6px;
  margin-bottom: 20px;
}

.market-conditions h4 {
  color: var(--sv-deep-blue);
  font-size: 1rem;
  margin-bottom: 10px;
}

.market-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.market-stat {
  background: white;
  padding: 8px 12px;
  border-radius: 4px;
  text-align: center;
}

.market-stat-label {
  font-size: 0.75rem;
  color: var(--sv-muted);
  margin-bottom: 3px;
}

.market-stat-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--sv-text);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 20px 0;
}

.scenario-panel {
  background: var(--sv-light-bg);
  padding: 15px;
  border-radius: 6px;
}

.scenario-panel h4 {
  color: var(--sv-deep-blue);
  font-size: 1.1rem;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--sv-border);
}

.stat-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--sv-border);
  font-size: 0.9rem;
}

.stat-label {
  color: var(--sv-muted);
  font-weight: 500;
}

.stat-value {
  font-weight: 600;
  color: var(--sv-text);
}

.stat-value.positive {
  color: var(--sv-forest);
}

.stat-value.negative {
  color: #d32f2f;
}

.stat-value.warning {
  color: #f57c00;
}

.event-list {
  background: white;
  padding: 12px;
  border-radius: 6px;
  margin: 10px 0;
}

.event-item {
  background: #fff3e0;
  padding: 10px;
  margin-bottom: 8px;
  border-radius: 4px;
  border-left: 4px solid #ff9800;
}

.event-item:last-child {
  margin-bottom: 0;
}

.event-title {
  font-weight: 600;
  color: var(--sv-deep-blue);
  margin-bottom: 3px;
  font-size: 0.95rem;
}

.event-impact {
  font-size: 0.85rem;
  color: var(--sv-muted);
}

.event-impact.positive {
  color: var(--sv-forest);
}

.event-impact.negative {
  color: #d32f2f;
}

#pathSelectionView, #inputsView, #resultsView {
  display: none;
}

#pathSelectionView.visible, #inputsView.visible, #resultsView.visible {
  display: block;
}

.path-selection-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.path-card {
  background: white;
  padding: 40px 30px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
}

.path-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.path-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}

.path-card h2 {
  color: var(--sv-deep-blue);
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.path-card p {
  color: var(--sv-muted);
  margin-bottom: 25px;
  font-size: 1.05rem;
}

.path-select-btn {
  width: 100%;
}

.summary-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 30px;
}

.summary-card {
  background: white;
  padding: 20px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.summary-card h3 {
  color: var(--sv-deep-blue);
  font-size: 1.2rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.scenario-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-rent {
  background: #e3f2fd;
  color: #1565c0;
}

.badge-own {
  background: #f3e5f5;
  color: #6a1b9a;
}

.metric {
  margin-bottom: 12px;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--sv-muted);
  margin-bottom: 3px;
}

.metric-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--sv-text);
}

.net-worth-highlight {
  background: var(--sv-light-bg);
  padding: 15px;
  border-radius: 6px;
  margin-top: 15px;
  border-left: 4px solid var(--sv-forest);
}

.story-section {
  background: white;
  padding: 25px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-bottom: 30px;
}

.story-section h2 {
  color: var(--sv-deep-blue);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.story-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--sv-text);
  white-space: pre-wrap;
}

.timeline-section {
  background: white;
  padding: 25px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-bottom: 30px;
}

.timeline-section h2 {
  color: var(--sv-deep-blue);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.timeline-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.timeline-table th {
  background: var(--sv-light-bg);
  padding: 10px 6px;
  text-align: left;
  font-weight: 600;
  color: var(--sv-deep-blue);
  border-bottom: 2px solid var(--sv-border);
  font-size: 0.75rem;
}

.timeline-table td {
  padding: 10px 6px;
  border-bottom: 1px solid var(--sv-border);
  vertical-align: top;
}

.timeline-table tr:hover {
  background: #fafbfc;
}

.year-cell {
  font-weight: 600;
  color: var(--sv-deep-blue);
}

.negative-value {
  color: #d32f2f;
  font-weight: 600;
}

.positive-value {
  color: var(--sv-forest);
  font-weight: 600;
}

footer {
  background: white;
  padding: 25px;
  border-radius: var(--sv-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-top: 30px;
}

.footer-disclaimer {
  font-size: 0.9rem;
  color: var(--sv-muted);
  line-height: 1.7;
}

.error-message {
  background: #ffebee;
  border-left: 4px solid #c62828;
  padding: 10px 15px;
  margin-top: 10px;
  border-radius: 4px;
  color: #c62828;
  font-size: 0.9rem;
  display: none;
}

.error-message.visible {
  display: block;
}

@media (max-width: 968px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  
  .header-logo img {
    height: 50px;
  }
  
  .container {
    grid-template-columns: 1fr;
  }
  
  .path-selection-container,
  .summary-cards,
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  
  .dual-input {
    grid-template-columns: 1fr;
  }
  
  .button-group {
    flex-direction: column;
  }
  
  .market-stats {
    grid-template-columns: 1fr;
  }
}