/* ==================== Variables ==================== */
:root {
  --primary-color: #FB441A;
  --primary-dark: #1a3a52;
  --primary-light: #22a699;
  --secondary-orange: #FF6B35;
  --bg-main: #FFFFFF;
  --bg-light: #F5F7FA;
  --text-dark: #0D1B2E;
  --text-light: #666666;
  --border-color: #E6EAEF;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.15);
}

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

html, body {
  width: 100%;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", sans-serif;
  background: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.6;
}

/* ==================== App Container ==================== */
.app-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  background: var(--bg-main);
}

/* ==================== Header ==================== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  padding: 0.75rem 2rem;
  background: linear-gradient(180deg, #eaf1fb 0%, #e3ebf7 100%);
  border-bottom: 1px solid #cfd9e8;
  height: 70px;
  box-shadow: 0 2px 10px rgba(26, 58, 82, 0.08);
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
}

.logo-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, #0D1B2E, #1a3a52);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  color: white;
}

.logo-dot {
  display: inline-block;
  width: 16px;
  height: 16px;
  background: var(--primary-color);
  border-radius: 50%;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
}

.header-nav {
  display: flex;
  gap: 2rem;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
}

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--primary-color);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.lang-selector {
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  transition: color 0.2s;
}

.lang-selector.active {
  color: var(--primary-color);
  font-weight: 600;
}

.lang-divider {
  color: var(--border-color);
}

/* ==================== Page Header Section ==================== */
.page-header-section {
  padding: 1.5rem 2rem;
  background: var(--bg-main);
  border-bottom: 1px solid var(--border-color);
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.breadcrumb {
  font-size: 0.9rem;
  color: var(--text-light);
}

.separator {
  margin: 0 0.5rem;
  color: var(--primary-color);
}

.breadcrumb-current {
  color: var(--primary-color);
  font-weight: 600;
}

/* ==================== Main Content Layout ==================== */
.map-hud {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 25;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: min(300px, 30vw);
}

.floating-filter {
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
}

.floating-filter .filter-menu.active {
  max-height: 260px;
}

.floating-filter .filter-header {
  background: rgba(245, 247, 250, 0.96);
}

.floating-filter .summary-box {
  margin-top: 0;
  background: rgba(255, 255, 255, 0.96);
}
.main-content {
  display: flex;
  flex: 1;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  overflow: hidden;
}

/* ==================== Left Sidebar ==================== */
.left-sidebar {
  width: 280px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  overflow-y: auto;
}

/* ==================== Filter Section ==================== */
.filter-section {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.filter-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-light);
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: background 0.2s;
}

.filter-header:hover {
  background: #F0F2F5;
}

.filter-icon {
  font-size: 1.1rem;
  color: var(--text-light);
}

.filter-label {
  flex: 1;
  text-align: left;
}

.filter-caret {
  font-size: 0.75rem;
  color: var(--text-light);
  transition: transform 0.2s;
}

.filter-header.active .filter-caret {
  transform: rotate(180deg);
}

.filter-menu {
  display: block;
  background: var(--bg-main);
  max-height: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.98);
  transform-origin: top center;
  pointer-events: none;
  transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease, transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  overflow: hidden;
}

.filter-menu.active {
  max-height: 400px;
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  overflow-y: auto;
}

.filter-menu.active .track-filter-item {
  animation: filter-item-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  animation-delay: calc(var(--item-index, 0) * 35ms);
}

@keyframes filter-item-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.track-filter-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  font-size: 0.9rem;
  font: inherit;
  width: 100%;
  border-left: none;
  border-right: none;
  border-top: none;
  background: transparent;
  color: var(--text-dark);
  transition: background 0.2s;
}

.all-track-filter-item {
  font-weight: 700;
}

.track-filter-item.is-selected {
  background: rgba(251, 68, 26, 0.14);
  color: #e65016;
  font-weight: 700;
}

.filter-checkmark {
  margin-left: auto;
  font-size: 1.05rem;
  font-weight: 700;
  color: #8d99ab;
}

.filter-checkmark.active {
  color: #8d99ab;
}

.track-filter-item:last-child {
  border-bottom: none;
}

.track-filter-item:hover {
  background: var(--bg-light);
}

.color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  background-color: #E6EAEF;
}

.color-dot.color-ambiental {
  background-color: #0b7a66;
}

.color-dot.color-financeiro {
  background-color: var(--primary-dark);
}

.color-dot.color-sociopolitico {
  background-color: #DC2626;
}

.color-dot.color-all {
  background-color: #7a8799;
}

.track-filter-item span:not(.color-dot) {
  flex: 1;
}

/* ==================== Summary Box ==================== */
.summary-box {
  background: linear-gradient(135deg, #F5F7FA, #FFFFFF);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
  box-shadow: var(--shadow-sm);
}

/* ==================== Input Section ==================== */
.input-section {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.input-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.input-group {
  display: flex;
  gap: 0.5rem;
}

.input-field {
  flex: 1;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--bg-main);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-field:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(251, 68, 26, 0.1);
}

.input-unit {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--bg-main);
  cursor: pointer;
  min-width: 70px;
  transition: border-color 0.2s;
}

.input-unit:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* ==================== Right Content ==================== */
.right-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--bg-light);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* ==================== Zoom Controls ==================== */
.zoom-controls {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.5rem;
  z-index: 20;
}

.zoom-btn {
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: white;
  color: var(--text-dark);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
}

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

/* ==================== Map Canvas ==================== */
.map-canvas {
  flex: 1;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-canvas::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(13, 27, 46, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(13, 27, 46, 0.055) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.23;
  pointer-events: none;
  z-index: 0;
}

.svg-web {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  display: block;
  cursor: grab;
}

.svg-web.is-panning {
  cursor: grabbing;
}

/* ==================== Legend Panel ==================== */
.legend-panel {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  max-width: 220px;
  box-shadow: none;
  z-index: 10;
}

.legend-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.55rem;
  padding-bottom: 0;
  border-bottom: none;
}

.legend-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

.legend-info {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.65);
  color: var(--text-light);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.legend-content {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.legend-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-dark);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-label {
  font-weight: 500;
}

/* ==================== SVG Nodes ==================== */
.link-line {
  stroke: #cfd5de;
  stroke-width: 2;
  fill: none;
  pointer-events: none;
  transition: opacity 0.3s, stroke 0.3s;
  stroke-dasharray: 6 6;
  stroke-dashoffset: 0;
  animation: link-draw 0.7s ease-out both, link-flow 18s linear infinite;
}

.link-line.hidden {
  opacity: 0;
  pointer-events: none;
  animation: none;
}

@keyframes link-draw {
  from {
    opacity: 0;
    stroke-dashoffset: 60;
  }
  to {
    opacity: 1;
    stroke-dashoffset: 0;
  }
}

@keyframes link-flow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -240; }
}

.link-label {
  font-size: 0.85rem;
  font-weight: 600;
  fill: var(--text-light);
  pointer-events: none;
  transition: opacity 0.3s;
}

.node-circle {
  fill: white;
  stroke: var(--text-light);
  stroke-width: 3;
  cursor: pointer;
  transition: stroke 0.25s ease, stroke-width 0.25s ease, filter 0.25s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.08));
  transform-box: fill-box;
  transform-origin: center;
  animation: node-pop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.node-circle.node-point {
  fill: #ffffff;
}

.node-circle:hover {
  filter: drop-shadow(0 10px 22px rgba(0, 0, 0, 0.18));
  stroke-width: 4;
  transform: scale(1.06);
}

.node-circle.hidden {
  opacity: 0;
  pointer-events: none;
  animation: none;
}

@keyframes node-pop {
  0% {
    opacity: 0;
    transform: scale(0.4);
  }
  70% {
    opacity: 1;
    transform: scale(1.08);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.center-halo {
  fill: rgba(251, 68, 26, 0.14);
  stroke: rgba(251, 68, 26, 0.32);
  stroke-width: 2;
  pointer-events: none;
  transform-box: fill-box;
  transform-origin: center;
  animation: halo-pulse 3.4s ease-in-out infinite;
}

.center-halo.center-halo-inner {
  fill: rgba(251, 68, 26, 0.08);
  animation: halo-pulse 3.4s ease-in-out infinite 0.6s;
}

@keyframes halo-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

.node-circle.center {
  fill: url(#center-gradient);
  stroke: #ffffff;
  stroke-width: 4;
  filter: drop-shadow(0 12px 22px rgba(251, 68, 26, 0.32));
  animation: node-pop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) both, center-breath 4.2s ease-in-out infinite 0.6s;
}

@keyframes center-breath {
  0%, 100% {
    filter: drop-shadow(0 12px 22px rgba(251, 68, 26, 0.32));
  }
  50% {
    filter: drop-shadow(0 18px 32px rgba(251, 68, 26, 0.5));
  }
}

.node-circle.color-ambiental {
  stroke: #0b7a66;
}

.node-circle.color-financeiro {
  stroke: var(--primary-dark);
}

.node-circle.color-sociopolitico {
  stroke: #DC2626;
}

.node-value {
  font-size: 1.15rem;
  font-weight: 700;
  fill: var(--text-dark);
  pointer-events: none;
}

.node-unit {
  font-size: 0.85rem;
  fill: var(--text-light);
  pointer-events: none;
}

.center-title {
  fill: #fff7f2;
  font-size: 0.95rem;
  font-weight: 700;
  pointer-events: none;
}

.center-value {
  fill: #ffffff;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  pointer-events: none;
}

.center-unit {
  fill: #fff7f2;
  font-size: 0.9rem;
  font-weight: 600;
  pointer-events: none;
}

.node-point-value {
  fill: var(--text-dark);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  pointer-events: none;
  dominant-baseline: middle;
}

.node-point-unit {
  fill: #8a96a6;
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  pointer-events: none;
  dominant-baseline: middle;
}

.node-title {
  font-weight: 600;
  font-size: 0.85rem;
  fill: #4a5568;
  pointer-events: none;
  dominant-baseline: middle;
  letter-spacing: 0.01em;
  animation: text-fade 0.7s ease-out 0.15s both;
}

.node-point-value,
.node-point-unit,
.center-title,
.center-value,
.center-unit {
  animation: text-fade 0.7s ease-out 0.2s both;
}

@keyframes text-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.node-title.hidden,
.node-point-value.hidden,
.node-point-unit.hidden,
.info-badge.hidden {
  opacity: 0 !important;
  pointer-events: none;
  animation: none !important;
}

.source-dot {
  fill: var(--text-light);
  cursor: pointer;
  transition: fill 0.2s;
}

.source-dot:hover {
  fill: var(--primary-color);
}

.info-badge {
  cursor: pointer;
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.info-badge:hover {
  transform: scale(1.25);
}

.info-badge-circle {
  fill: #ffffff;
  stroke: #b6bfcc;
  stroke-width: 1.5;
  transition: fill 0.18s, stroke 0.18s;
}

.info-badge-text {
  fill: #6b7689;
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-weight: 700;
  pointer-events: none;
  dominant-baseline: central;
  user-select: none;
  transition: fill 0.18s;
}

.info-badge:hover .info-badge-circle {
  fill: var(--primary-color);
  stroke: var(--primary-color);
}

.info-badge:hover .info-badge-text {
  fill: #ffffff;
}

/* ==================== Node Hover Tooltip ==================== */
.node-tooltip {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  display: flex;
  align-items: stretch;
  gap: 0;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 28px rgba(13, 27, 46, 0.14), 0 2px 8px rgba(13, 27, 46, 0.07);
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.22s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 30;
  min-width: 200px;
  max-width: 320px;
  white-space: nowrap;
}

.node-tooltip.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.node-tooltip-accent {
  width: 5px;
  background: var(--primary-color);
  flex-shrink: 0;
  border-radius: 12px 0 0 12px;
}

.node-tooltip-body {
  display: flex;
  flex-direction: column;
  padding: 0.7rem 1rem;
  gap: 0.2rem;
}

.node-tooltip-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.3;
}

.node-tooltip-meta {
  font-size: 0.82rem;
  color: var(--text-light);
  font-weight: 500;
}

/* ==================== Footer ==================== */
.app-footer {
  padding: 1rem 2rem;
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer-left {
  flex: 1;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 0;
}

.footer-right {
  display: flex;
  gap: 1rem;
}

.export-button {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.2rem;
  background: white;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.export-button:hover {
  background: var(--primary-color);
  color: white;
}

.export-icon {
  font-size: 0.95rem;
}

/* ==================== Modal ==================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  animation: fadeIn 0.2s;
}

.modal-overlay.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-container {
  animation: slideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-content {
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  width: 90%;
  overflow: hidden;
}

.modal-header {
  padding: 1.5rem;
  background: linear-gradient(135deg, #F5F7FA, #FFFFFF);
  border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 0.5rem;
}

.modal-header p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

.modal-body {
  padding: 1.5rem;
}

.modal-unit-group {
  display: none;
  margin-bottom: 0.75rem;
}

.modal-unit-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 0.4rem;
}

.modal-unit-select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-main);
  color: var(--text-dark);
  font-size: 0.95rem;
}

.modal-input {
  width: 100%;
  padding: 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--bg-main);
  margin-bottom: 0.75rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.modal-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(251, 68, 26, 0.1);
}

.modal-unit {
  font-size: 0.85rem;
  color: var(--text-light);
  padding: 0.5rem;
  background: var(--bg-light);
  border-radius: 6px;
}

.modal-footer {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
}

.modal-btn {
  flex: 1;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.modal-cancel-btn {
  background: white;
  color: var(--text-dark);
}

.modal-cancel-btn:hover {
  background: var(--bg-light);
  border-color: var(--text-light);
}

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

.modal-save-btn:hover {
  background: #E63310;
  border-color: #E63310;
}

/* ==================== Responsive ==================== */
@media (max-width: 1200px) {
  .main-content {
    padding: 1rem;
    gap: 1rem;
  }

  .left-sidebar {
    width: 240px;
  }
}

@media (max-width: 768px) {
  .app-header {
    padding: 0.75rem 1rem;
    height: 60px;
  }

  .logo-text {
    display: none;
  }

  .header-nav {
    position: static;
    left: auto;
    transform: none;
    margin-left: 1rem;
    gap: 1rem;
  }

  .page-header-section {
    padding: 1rem;
  }

  .page-title {
    font-size: 1.3rem;
  }

  .main-content {
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
  }

  .left-sidebar {
    width: 100%;
    flex-direction: row;
    gap: 0.75rem;
    max-height: auto;
    overflow-x: auto;
  }

  .filter-section {
    flex: 0 0 auto;
    min-width: 180px;
  }

  .summary-box {
    display: none;
  }

  .right-content {
    min-height: 400px;
  }

  .svg-web {
    width: 100%;
    height: 100%;
  }

  .legend-panel {
    bottom: auto;
    top: 0.75rem;
    left: 0.75rem;
    right: auto;
    max-width: 180px;
    padding: 0.75rem;
    font-size: 0.8rem;
  }

  .legend-title {
    font-size: 0.85rem;
  }

  .legend-item {
    gap: 0.5rem;
    font-size: 0.75rem;
  }

  .legend-dot {
    width: 8px;
    height: 8px;
  }

  .app-footer {
    padding: 0.75rem 1rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer-text {
    font-size: 0.8rem;
  }

  .export-button {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
  }

  .zoom-controls {
    top: 0.75rem;
    right: 0.75rem;
    gap: 0.35rem;
  }

  .zoom-btn {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .header-nav {
    display: none;
  }

  .page-header-section {
    padding: 0.75rem;
  }

  .breadcrumb {
    font-size: 0.8rem;
  }

  .main-content {
    flex-direction: column;
    padding: 0.75rem;
    gap: 0.75rem;
  }

  .left-sidebar {
    max-height: none;
    gap: 0.5rem;
    flex-wrap: wrap;
  }

  .filter-section {
    flex: 0 0 100%;
    min-width: unset;
  }

  .right-content {
    min-height: 300px;
    border-radius: 8px;
  }

  .legend-panel {
    top: 0.5rem;
    left: 0.5rem;
    max-width: 160px;
    padding: 0.6rem;
    font-size: 0.75rem;
  }

  .legend-header {
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
  }

  .legend-title {
    font-size: 0.8rem;
  }

  .legend-item {
    gap: 0.4rem;
    font-size: 0.7rem;
  }

  .legend-dot {
    width: 7px;
    height: 7px;
  }

  .zoom-controls {
    top: 0.5rem;
    right: 0.5rem;
    gap: 0.3rem;
  }

  .zoom-btn {
    width: 34px;
    height: 34px;
    font-size: 0.9rem;
  }

  .app-footer {
    padding: 0.5rem 0.75rem;
  }

  .footer-left {
    min-width: 0;
  }

  .footer-text {
    font-size: 0.75rem;
  }

  .export-button {
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
    gap: 0.3rem;
  }

  .export-icon {
    font-size: 0.85rem;
  }
}