/* Hamburger animation code Link: https://codepen.io/designcouch/pen/ExvwPY */

/* ============ Reset & Base ============ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: #f9fafb;
  min-height: 100vh;
  color: #111827;
  line-height: 1.6;
}

/* ============ Navigation Bar ============ */
.navbar {
  color: white;
  padding: 20px 30px;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
  height: 65px;
  background: linear-gradient(135deg, #1A4F8B 0%, #1e40af 100%);
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(26, 79, 139, 0.4);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: all 0.3s ease;
}

.navbar-container:hover {
  box-shadow: 0 12px 50px rgba(26, 79, 139, 0.5);
  transform: translateY(-2px);
}

.navbar-brand {
  font-size: 1.4em;
  font-weight: 800;
  color: white;
  text-decoration: none;
  letter-spacing: -0.5px;
  transition: all 0.3s;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  position: relative;
}

.navbar-brand::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 3px;
  background: white;
  transition: width 0.3s ease;
  border-radius: 2px;
}

.navbar-brand:hover::after {
  width: 100%;
}

.navbar-brand:hover {
  transform: translateY(-2px);
}

.navbar-menu {
  display: flex;
  gap: 10px;
  align-items: center;
  list-style: none;
}

.navbar-menu > li {
  position: relative;
}

.navbar-menu a {
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95em;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 10px 20px;
  border-radius: 12px;
  display: block;
  position: relative;
}

.navbar-menu > li > a:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.navbar-menu a.active {
  background: rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dropdown-toggle::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid white;
  margin-left: 5px;
  margin-bottom: 2px;
  transition: transform 0.3s ease;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

.dropdown.active .dropdown-toggle::after {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  min-width: 250px;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  padding: 10px;
  margin-top: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  color: #111827;
  padding: 12px 20px;
  border-radius: 10px;
  display: block;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.95em;
  font-weight: 500;
}

.dropdown-menu a:hover {
  background: linear-gradient(135deg, #1A4F8B 0%, #1e40af 100%);
  color: white;
  transform: translateX(5px);
  box-shadow: 0 4px 12px rgba(26, 79, 139, 0.3);
}

.dropdown-menu a.active {
  background: linear-gradient(135deg, #1A4F8B 0%, #1e40af 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(26, 79, 139, 0.25);
}

.dropdown-icon {
  display: none;
}

/* Presentation Link Highlight */
.navbar-menu a[href="presentation.html"] {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.navbar-menu a[href="presentation.html"]:hover {
  background: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

/* Mobile Menu Overlay */
.navbar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Prevent body scroll when menu is open */
body.menu-open {
  overflow: hidden;
}

/* Mobile Navigation */
.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.hamburger {
  display: block;
  position: relative;
  width: 100%;
  height: 100%;
}

.hamburger span {
  display: block;
  position: absolute;
  height: 3px;
  width: 100%;
  background: white;
  border-radius: 3px;
  opacity: 1;
  left: 0;
  transform: rotate(0deg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger span:nth-child(1) {
  top: 0;
}

.hamburger span:nth-child(2) {
  top: 7px;
}

.hamburger span:nth-child(3) {
  top: 14px;
}

/* Hamburger Animation - X */
.navbar-toggle.active .hamburger span:nth-child(1) {
  top: 10px;
  transform: rotate(135deg);
}

.navbar-toggle.active .hamburger span:nth-child(2) {
  opacity: 0;
  left: -30px;
}

.navbar-toggle.active .hamburger span:nth-child(3) {
  top: 10px;
  transform: rotate(-135deg);
}

@media (max-width: 768px) {
  .navbar {
    padding: 15px 15px;
  }

  .navbar-container {
    padding: 0 20px;
  }

  .navbar-toggle {
    display: block;
  }

  .navbar-overlay {
    display: block;
  }

  .navbar-menu {
    position: fixed;
    top: 85px;
    left: 20px;
    right: 20px;
    bottom: auto;
    max-height: calc(100vh - 110px);
    background: linear-gradient(
      135deg,
      rgba(26, 79, 139, 0.98) 0%,
      rgba(74, 31, 176, 0.98) 100%
    );
    backdrop-filter: blur(20px);
    border-radius: 20px;
    flex-direction: column;
    gap: 0;
    padding: 30px 20px;
    align-items: stretch;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(26, 79, 139, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.18);
    z-index: 1000;
  }

  .navbar-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .navbar-menu > li {
    width: 100%;
    animation: slideInMenu 0.4s ease-out backwards;
  }

  .navbar-menu > li:nth-child(1) {
    animation-delay: 0.1s;
  }
  .navbar-menu > li:nth-child(2) {
    animation-delay: 0.15s;
  }
  .navbar-menu > li:nth-child(3) {
    animation-delay: 0.2s;
  }

  @keyframes slideInMenu {
    from {
      opacity: 0;
      transform: translateX(-20px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }

  .navbar-menu a {
    padding: 16px 20px;
    font-size: 1.1em;
    border-radius: 12px;
    margin-bottom: 5px;
    box-sizing: border-box;
  }

  .navbar-menu > li:last-child {
    margin-top: 5px;
  }

  .navbar-menu > li {
    width: 100%;
  }

  /* Mobile Dropdown */
  .dropdown-toggle {
    width: 100%;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 5px;
    padding: 5px;
    /* margin-left: 5px; */
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .dropdown.active .dropdown-menu {
    max-height: 500px;
  }

  .dropdown-menu a {
    color: white;
    padding: 14px 20px;
    font-size: 1em;
    margin-bottom: 8px;
  }

  .dropdown-menu a:last-child {
    margin-bottom: 0;
  }

  .dropdown-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(5px);
  }

  .dropdown-menu a.active {
    background: rgba(255, 255, 255, 0.25);
  }

  /* Mobile menu items should span full width */
  .navbar-menu > li > a {
    width: 100%;
  }

  /* Dropdown toggle should only fit text width */
  .dropdown-toggle {
    width: fit-content;
  }
}

/* ============ Containers & Layout ============ */
.container {
  max-width: 1300px;
  margin: 0 auto;
  background: #ffffff;
  padding: 0 20px;
  border-radius: 20px;
}

.page-container {
  padding: 20px;
  max-width: 1300px;
  margin: 0 auto;
}

.content-wrapper {
  max-width: 1300px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid #e5e7eb;
  padding: 40px;
  animation: fadeIn 0.6s ease-out;
}

/* ============ Animations ============ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============ Headers & Typography ============ */
.page-header {
  background: #ffffff;
  color: #111827;
  padding: 40px 40px 60px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
  position: relative;
}

.page-header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #1A4F8B, #1e40af);
}

.page-header h1 {
  font-size: 3em;
  margin-bottom: 15px;
  font-weight: 700;
  letter-spacing: -0.5px;
  animation: slideDown 0.6s ease-out;
}

.page-header .subtitle {
  font-size: 1.2em;
  color: #6b7280;
  font-weight: 400;
  animation: slideDown 0.6s ease-out 0.1s backwards;
}

h1 {
  color: #111827;
  font-size: 2.2em;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

h2 {
  color: #111827;
  font-size: 1.8em;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 15px;
}

h3 {
  color: #111827;
  font-size: 1.3em;
  font-weight: 600;
  margin-bottom: 15px;
}

.subtitle {
  color: #6b7280;
  font-size: 1em;
}

/* ============ Breadcrumb ============ */
.breadcrumb {
  margin-bottom: 30px;
  animation: slideIn 0.5s ease-out;
}

.breadcrumb a {
  color: #6b7280;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9em;
  transition: color 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.breadcrumb a:hover {
  color: #111827;
}

/* ============ Visualization Cards (Home) ============ */
.main-content {
  padding: 80px 40px;
  background: #f3f4f6;
  max-width: 1300px;
  margin: 0 auto;
  /* border-radius: 20px; */
}

.visualizations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.viz-card {
  background: #ffffff;
  border-radius: 20px;
  padding: 40px 30px;
  text-align: center;
  text-decoration: none;
  color: inherit;
  border: 1px solid #e5e7eb;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: cardFadeIn 0.6s ease-out backwards;
}

.viz-card:nth-child(1) {
  animation-delay: 0.1s;
}
.viz-card:nth-child(2) {
  animation-delay: 0.2s;
}
.viz-card:nth-child(3) {
  animation-delay: 0.3s;
}
.viz-card:nth-child(4) {
  animation-delay: 0.4s;
}

.viz-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 0, 0, 0.03),
    transparent
  );
  transition: left 0.5s;
}

.viz-card:hover::before {
  left: 100%;
}

.viz-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  border-color: #1A4F8B;
}

.viz-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f3f4f6;
  border: 2px solid #e5e7eb;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.viz-card:hover .viz-icon {
  transform: scale(1.1) rotate(5deg);
  border-color: #1A4F8B;
  background: #1A4F8B;
}

.viz-card:hover .viz-icon svg path,
.viz-card:hover .viz-icon svg circle,
.viz-card:hover .viz-icon svg line {
  stroke: #fff !important;
}

.viz-card:last-child:hover .viz-icon svg rect {
  stroke: #fff !important;
}

.viz-card:nth-child(2):hover .viz-icon svg rect {
  stroke: #fff !important;
  fill: #fff !important;
}

.viz-icon svg path,
.viz-icon svg rect,
.viz-icon svg circle {
  transition: all 0.4s;
}

.viz-card h2 {
  color: #111827;
  font-size: 1.4em;
  margin-bottom: 15px;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.viz-card p {
  color: #6b7280;
  line-height: 1.7;
  font-size: 0.95em;
  font-weight: 400;
}

/* ============ Form Controls ============ */
.controls {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  animation: fadeIn 0.6s ease-out 0.2s backwards;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.control-group label {
  font-weight: 500;
  color: #111827;
  font-size: 0.95em;
}

select {
  padding: 10px 20px;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  font-size: 15px;
  cursor: pointer;
  background: #ffffff;
  transition: all 0.3s;
  font-family: inherit;
}

select:hover {
  border-color: #1A4F8B;
}

select:focus {
  outline: none;
  border-color: #1A4F8B;
  box-shadow: 0 0 0 3px rgba(26, 79, 139, 0.1);
}

/* ============ Charts & Visualizations ============ */
#chart {
  margin: 20px auto;
  animation: fadeIn 0.8s ease-out 0.3s backwards;
}

.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin: 20px 0;
}

.chart-container {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  border: 1px solid #e5e7eb;
  transition: all 0.3s;
  animation: scaleIn 0.6s ease-out backwards;
}

.chart-container:nth-child(1) {
  animation-delay: 0.1s;
}
.chart-container:nth-child(2) {
  animation-delay: 0.2s;
}
.chart-container:nth-child(3) {
  animation-delay: 0.3s;
}
.chart-container:nth-child(4) {
  animation-delay: 0.4s;
}

.chart-container:hover {
  border-color: #1A4F8B;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.chart-title {
  text-align: center;
  font-weight: 600;
  font-size: 1.2em;
  color: #111827;
  margin-bottom: 15px;
  letter-spacing: -0.3px;
}

/* D3 Chart Styles */
.line {
  fill: none;
  stroke-width: 3;
  transition: stroke-width 0.3s;
}

.line:hover {
  stroke-width: 4;
}

.affordable-line {
  stroke: #f97316;
  stroke-dasharray: 5, 5;
  stroke-width: 2;
}

/* Line colors for different data series */
.line-detached {
  stroke: #1d4ed8;
}

.line-apartment {
  stroke: #1A4F8B;
}

.line-townhouse {
  stroke: #10b981;
}

.line-income {
  stroke: #6b7280;
}

.dot {
  transition: all 0.3s;
  cursor: pointer;
}

.dot:hover {
  r: 7;
  filter: brightness(1.2);
}

.cell {
  stroke: white;
  stroke-width: 3;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cell:hover {
  opacity: 0.85;
  stroke-width: 4;
  filter: brightness(1.05);
}

.cell-text {
  font-size: 20px;
  font-weight: bold;
  fill: white;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.axis-label {
  font-size: 13px;
  font-weight: 600;
  fill: #6b7280;
}

.axis-text {
  font-size: 15px;
  font-weight: 600;
  fill: #111827;
}

.legend {
  font-size: 14px;
}

.legend-item {
  transition: opacity 0.3s;
  cursor: pointer;
}

.legend-item:hover {
  opacity: 0.7;
}

.legend-title {
  font-size: 14px;
  font-weight: 600;
  fill: #111827;
}

.legend-label {
  font-size: 12px;
  fill: #6b7280;
}

.grid line {
  stroke: #e5e7eb;
  stroke-opacity: 1;
  shape-rendering: crispEdges;
}

.grid path {
  stroke-width: 0;
}

.annotation {
  font-size: 13px;
  font-weight: 600;
  fill: #dc2626;
}

/* ============ Info Boxes & Content ============ */
.info-box {
  background: #ffffff;
  padding: 30px;
  border-radius: 16px;
  margin-top: 40px;
  border: 1px solid #e5e7eb;
  animation: fadeIn 0.8s ease-out 0.5s backwards;
}

.info-box h3 {
  color: #111827;
  margin-bottom: 15px;
  font-size: 1.3em;
  font-weight: 600;
}

.info-box p {
  color: #6b7280;
  line-height: 1.8;
  margin-bottom: 15px;
  font-size: 0.95em;
}

.info-box ul {
  margin-left: 20px;
  color: #6b7280;
  line-height: 1.8;
  font-size: 0.95em;
}

.info-box ul li {
  margin-bottom: 10px;
}

.info-box ul li strong {
  color: #111827;
  font-weight: 600;
}

.highlight {
  background: #fffbeb;
  padding: 20px;
  border-radius: 12px;
  border-left: 3px solid #f59e0b;
  margin-top: 15px;
}

.highlight strong {
  color: #f59e0b;
  font-weight: 600;
}

/* Stats */
.stat {
  display: inline-block;
  background: #ffffff;
  padding: 15px 25px;
  border-radius: 12px;
  margin: 5px;
  font-weight: 500;
  border: 1px solid #e5e7eb;
  transition: all 0.3s;
  animation: scaleIn 0.5s ease-out backwards;
}

.stat:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stat-label {
  color: #6b7280;
  font-size: 0.85em;
  display: block;
  margin-bottom: 5px;
}

.stat-value {
  color: #dc2626;
  font-size: 1.5em;
  font-weight: 700;
  display: block;
}

/* ============ Tooltip ============ */
.tooltip {
  position: absolute;
  background: rgba(0, 0, 0, 0.92);
  color: white;
  padding: 12px 16px;
  border-radius: 12px;
  pointer-events: none;
  font-size: 13px;
  line-height: 1.6;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: opacity 0.2s;
  z-index: 1000;
}

/* ============ Footer ============ */
.page-footer {
  background: #ffffff;
  padding: 40px;
  text-align: center;
  color: #6b7280;
  border-top: 1px solid #e5e7eb;
}

.page-footer p {
  margin: 8px 0;
  font-size: 0.9em;
}

/* ============ Documentation Page ============ */
.doc-section {
  margin-bottom: 50px;
  animation: fadeIn 0.6s ease-out backwards;
}

.doc-section:nth-child(1) {
  animation-delay: 0.1s;
}
.doc-section:nth-child(2) {
  animation-delay: 0.2s;
}
.doc-section:nth-child(3) {
  animation-delay: 0.3s;
}

.doc-section h2 {
  padding-bottom: 10px;
  border-bottom: 2px solid #e5e7eb;
  margin-bottom: 25px;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 20px;
}

.screenshot-item {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 20px;
  transition: all 0.3s;
}

.screenshot-item:hover {
  border-color: #1A4F8B;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.screenshot-item img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  margin-bottom: 15px;
}

.screenshot-item h3 {
  font-size: 1.1em;
  margin-bottom: 10px;
}

.screenshot-item p {
  color: #6b7280;
  font-size: 0.9em;
  line-height: 1.6;
}

/* ============ Responsive Design ============ */
@media (max-width: 1200px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  body {
    padding: 0;
  }

  .page-header h1 {
    font-size: 2.2em;
  }

  .page-header .subtitle {
    font-size: 1em;
  }

  .page-header {
    padding: 30px 20px 40px;
  }

  .main-content {
    padding: 40px 20px;
  }

  .content-wrapper {
    padding: 20px;
  }

  .visualizations-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .viz-card {
    padding: 30px 20px;
  }

  .charts-grid {
    gap: 20px;
  }

  .chart-container {
    padding: 15px;
  }

  .stat {
    display: block;
    margin: 10px 0;
  }

  .screenshot-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}