@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

:root {
  --primary: #2c5aa0;
  --primary-dark: #1e4077;
  --secondary: #546c7c;
  --accent: #0d9db0;
  --accent-dark: #0a7d8e;
  
  --background: #f8fafc;
  --card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  
  --income-color: #2c5aa0;
  --expense-color: #0d9db0;
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  
  --radius: 0.75rem;
  --transition: 0.3s ease;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background-color: var(--background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--text-muted);
}

/* Header */
.header {
  background-color: var(--primary);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-lg);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.header-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-logo {
  height: 48px;
  width: auto;
  border-radius: 6px;
}

.header-title h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.25rem;
}

.header-subtitle {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  display: none;
}

@media (min-width: 640px) {
  .header-title h1 {
    font-size: 1.5rem;
  }
  .header-subtitle {
    display: inline;
  }
}

.nav {
  display: flex;
  gap: 0.5rem;
}

@media (min-width: 640px) {
  .nav {
    gap: 1.5rem;
  }
}

.nav-link {
  color: white;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
  cursor: pointer;
}

.nav-link:hover {
  color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 640px) {
  .nav-link {
    font-size: 1rem;
  }
}


.hero-section {
  padding: 3rem 0;
  background: linear-gradient(135deg, rgba(44, 90, 160, 0.05) 0%, rgba(13, 157, 176, 0.05) 100%);
}

@media (min-width: 640px) {
  .hero-section {
    padding: 4rem 0;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.hero-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
}

.hero-text {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-text p {
  margin-bottom: 1rem;
}

.mayor-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.mayor-avatar {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  border: 4px solid rgba(44, 90, 160, 0.2);
}

.mayor-name {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--text);
}

.mayor-title {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.hero-image-container {
  position: relative;
}

.hero-image {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.budget-badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background-color: var(--accent);
  color: white;
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  display: none;
}

@media (min-width: 1024px) {
  .budget-badge {
    display: block;
  }
}

.budget-amount {
  font-size: 1.875rem;
  font-weight: 700;
}

.budget-label {
  font-size: 0.875rem;
}


.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
}

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

.btn-secondary:hover {
  opacity: 0.9;
}

.btn-accent {
  background-color: var(--accent);
  color: white;
  font-size: 1.125rem;
  padding: 1rem 2rem;
  box-shadow: var(--shadow-lg);
}

.btn-accent:hover {
  background-color: var(--accent-dark);
}

.icon-arrow {
  width: 1.25rem;
  height: 1.25rem;
}

/* Publications Section */
.publications-section {
  padding: 3rem 0;
  background-color: var(--card);
}

.publications-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .publications-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.publications-image {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.section-subtitle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}


.balance-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, rgba(44, 90, 160, 0.05) 0%, rgba(13, 157, 176, 0.05) 100%);
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .section-title {
    font-size: 2.25rem;
  }
}

.section-description {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
}

.budget-highlight {
  font-weight: 700;
  color: var(--primary);
}

.balance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 1024px) {
  .balance-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.balance-card {
  background-color: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.balance-header {
  width: 100%;
  padding: 1.5rem;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
  color: white;
}

.balance-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

.balance-header-income {
  background-color: var(--income-color);
}

.balance-header-income:hover {
  background-color: var(--primary-dark);
}

.balance-header-expense {
  background-color: var(--expense-color);
}

.balance-header-expense:hover {
  background-color: var(--accent-dark);
}

.chevron-icon {
  width: 1.5rem;
  height: 1.5rem;
  transition: transform var(--transition);
}

.chevron-icon.rotated {
  transform: rotate(180deg);
}

.expandable-section {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.expandable-section.expanded {
  max-height: 2000px;
}

.balance-items {
  padding: 1.5rem;
}

.balance-item {
  padding: 0.75rem;
  border-radius: 0.5rem;
  margin-bottom: 0.75rem;
  transition: var(--transition);
  cursor: pointer;
}

.balance-item:hover {
  background-color: var(--background);
}

.expandable-item {
  cursor: pointer;
}

.balance-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.balance-item-title-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.expand-chevron {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.expandable-item.expanded .expand-chevron {
  transform: rotate(90deg);
  color: var(--primary);
}

.category-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  opacity: 0;
}

.expandable-item.expanded .category-details {
  max-height: 500px;
  opacity: 1;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 2px solid var(--border);
}

.category-description {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

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

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-value {
  font-size: 1.125rem;
  color: var(--text);
  font-weight: 600;
}

.balance-item-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}

.balance-item-amount {
  font-size: 0.875rem;
  font-weight: 700;
}

.income-color {
  color: var(--income-color);
}

.expense-color {
  color: var(--expense-color);
}

.progress-bar {
  width: 100%;
  height: 0.5rem;
  background-color: var(--background);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  transition: width 0.8s ease-out;
  border-radius: 9999px;
}

.income-fill {
  background-color: var(--income-color);
}

.expense-fill {
  background-color: var(--expense-color);
}


.info-box {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: 1rem;
  margin-top: 3rem;
}

.info-box-primary {
  background-color: rgba(44, 90, 160, 0.05);
  border: 1px solid rgba(44, 90, 160, 0.2);
}

.info-box-accent {
  background-color: rgba(13, 157, 176, 0.05);
  border: 1px solid rgba(13, 157, 176, 0.2);
}

.info-icon {
  width: 2rem;
  height: 2rem;
  color: var(--primary);
  flex-shrink: 0;
}

.info-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.info-text {
  color: var(--text-muted);
}


.revenue-section {
  padding: 4rem 0;
  background-color: var(--card);
}

.expenditure-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, rgba(13, 157, 176, 0.05) 0%, rgba(44, 90, 160, 0.05) 100%);
}

.category-list {
  margin-bottom: 3rem;
}

.category-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.category-card:hover {
  box-shadow: var(--shadow-md);
}

.category-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .category-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.category-info {
  flex: 1;
}

.category-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.category-amount {
  text-align: right;
}

.amount-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.amount-percentage {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.income-fill-gradient {
  background: linear-gradient(90deg, var(--income-color) 0%, rgba(44, 90, 160, 0.8) 100%);
}

.expense-fill-gradient {
  background: linear-gradient(90deg, var(--expense-color) 0%, rgba(13, 157, 176, 0.8) 100%);
}


.view-toggle {
  display: inline-flex;
  background-color: var(--card);
  padding: 0.25rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
  border: 1px solid var(--border);
}

.toggle-btn {
  padding: 0.5rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: calc(var(--radius) - 0.125rem);
  cursor: pointer;
  transition: var(--transition);
}

.toggle-btn:hover {
  color: var(--text);
}

.toggle-btn.active {
  background-color: var(--primary);
  color: white;
}

/* Projects Section */
.projects-section {
  padding: 4rem 0;
  background-color: var(--card);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background-color: var(--background);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-xl);
}

.project-image {
  width: 100%;
  height: 12rem;
  object-fit: cover;
}

.project-content {
  padding: 1.5rem;
}

.project-badges {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.project-badge {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
}

.badge-category {
  background-color: rgba(44, 90, 160, 0.1);
  color: var(--primary);
}

.badge-budget {
  background-color: rgba(13, 157, 176, 0.1);
  color: var(--accent);
}

.project-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.project-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-date {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.project-link {
  background: transparent;
  border: none;
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.project-link:hover {
  opacity: 0.8;
}


.knowledge-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, rgba(44, 90, 160, 0.05) 0%, rgba(13, 157, 176, 0.05) 100%);
}

.knowledge-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .knowledge-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .knowledge-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.knowledge-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.knowledge-card:hover {
  box-shadow: var(--shadow-lg);
}

.knowledge-icon-container {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.knowledge-primary {
  background-color: rgba(44, 90, 160, 0.1);
  color: var(--primary);
}

.knowledge-accent {
  background-color: rgba(13, 157, 176, 0.1);
  color: var(--accent);
}

.knowledge-secondary {
  background-color: rgba(84, 108, 124, 0.1);
  color: var(--secondary);
}

.knowledge-icon {
  width: 1.5rem;
  height: 1.5rem;
}

.knowledge-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.knowledge-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.knowledge-link {
  background: transparent;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.knowledge-link:hover {
  opacity: 0.8;
}


.feedback-section {
  padding: 4rem 0;
  background-color: var(--primary);
  color: white;
}

.feedback-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .feedback-title {
    font-size: 2.25rem;
  }
}

.feedback-text {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}


.footer {
  background-color: var(--secondary);
  color: white;
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-text {
  font-size: 0.875rem;
  opacity: 0.8;
  line-height: 1.6;
}

.footer-links,
.footer-contact {
  list-style: none;
}

.footer-links li,
.footer-contact li {
  margin-bottom: 0.5rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
  cursor: pointer;
  background: transparent;
  border: none;
}

.footer-link:hover {
  color: white;
}

.footer-contact {
  font-size: 0.875rem;
  opacity: 0.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.6;
}

.footer-bottom p {
  margin-bottom: 0.5rem;
}

.footer-bottom-link {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

.footer-bottom-link:hover {
  opacity: 1;
}


.year-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .year-controls {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.year-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.year-selector-label {
  font-weight: 600;
  color: var(--text);
  margin-right: 0.5rem;
}

.year-btn,
.comparison-year-btn {
  padding: 0.5rem 1rem;
  border: 2px solid var(--border);
  background: white;
  color: var(--text);
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.year-btn:hover,
.comparison-year-btn:hover {
  border-color: var(--primary);
  background: rgba(44, 90, 160, 0.05);
}

.year-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.comparison-year-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.comparison-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.compare-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: white;
  border: 2px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.compare-toggle-btn:hover {
  border-color: var(--accent);
  background: rgba(13, 157, 176, 0.05);
}

.compare-toggle-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.compare-icon {
  width: 1.25rem;
  height: 1.25rem;
}

.comparison-year-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--border);
}

@media (max-width: 767px) {
  .comparison-year-selector {
    border-left: none;
    border-top: 2px solid var(--border);
    padding-left: 0;
    padding-top: 0.75rem;
    width: 100%;
  }
}


.export-buttons {
  display: flex;
  gap: 0.5rem;
}

.export-csv-btn,
.export-pdf-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
}

.export-csv-btn {
  background: var(--accent);
}

.export-csv-btn:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.export-pdf-btn {
  background: #dc2626;
}

.export-pdf-btn:hover {
  background: #b91c1c;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.export-icon {
  width: 1.25rem;
  height: 1.25rem;
}

/* Change indicators */
.balance-item-amount-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.change-indicator,
.category-change {
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.category-change {
  margin-top: 0.5rem;
  padding: 0.25rem 0.5rem;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 0.375rem;
  display: inline-block;
}

.change-positive {
  color: #059669;
}

.change-negative {
  color: #dc2626;
}

.change-neutral {
  color: var(--text-muted);
}

/* Accessibility - Focus Indicators */
*:focus {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

button:focus,
a:focus,
.balance-item-header:focus {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 0.5rem 1rem;
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

@media (prefers-contrast: high) {
  .balance-item-header:focus {
    outline-width: 4px;
  }
  
  button:focus,
  a:focus {
    outline-width: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}