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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  color: #1e293b;
  line-height: 1.6;
  min-height: 100vh;
}

/* Container Principal */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(30, 58, 138, 0.2);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 2rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.logo-image {
  height: 40px;
  width: auto;
}

.subtitle {
  color: #64748b;
  font-size: 1.1rem;
  font-weight: 400;
}

/* Main Content - Canvas Full Screen */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0;
}

.canvas-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 120px);
}

.canvas-header {
  background: rgba(248, 250, 252, 0.95);
  padding: 1rem 2rem;
  border-bottom: 1px solid rgba(30, 58, 138, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.canvas-header h2 {
  color: #1e293b;
  font-size: 1.25rem;
  font-weight: 600;
}

.canvas-tools {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Canvas Container - Ocupa todo o espaço disponível com margens */
.canvas-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  position: relative;
  margin: 20px 40px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.canvas-info {
  background: rgba(248, 250, 252, 0.95);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(30, 58, 138, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 1rem;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.drawing-canvas {
  flex: 1;
  position: relative;
  background: #ffffff;
  overflow: auto;
  height: 80vh;
  max-height: none;
  min-height: 600px;
  border: none;
  margin: 0;
}

/* Canvas Responsivo */
#grid-canvas {
  width: 1200px;
  height: 800px;
  display: block;
  cursor: crosshair;
  background: #ffffff;
  min-width: 1000px;
  min-height: 600px;
}

/* Rulers */
.canvas-rulers {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 10;
}

.ruler {
  position: absolute;
  background: rgba(248, 250, 252, 0.95);
  border: 1px solid rgba(30, 58, 138, 0.2);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.ruler-horizontal {
  top: 0;
  left: 30px;
  right: 0;
  height: 30px;
  border-bottom: 2px solid #1e3a8a;
}

.ruler-vertical {
  top: 30px;
  left: 0;
  bottom: 0;
  width: 30px;
  border-right: 2px solid #1e3a8a;
}

.ruler-corner {
  position: absolute;
  top: 0;
  left: 0;
  width: 30px;
  height: 30px;
  background: rgba(30, 58, 138, 0.1);
  border: 1px solid rgba(30, 58, 138, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.ruler-corner::before {
  content: "📐";
  font-size: 12px;
}

.ruler-mark {
  position: absolute;
  background: #64748b;
}

.ruler-horizontal .ruler-mark {
  width: 1px;
  height: 8px;
  bottom: 0;
}

.ruler-vertical .ruler-mark {
  height: 1px;
  width: 8px;
  right: 0;
}

.ruler-horizontal .ruler-mark.major {
  height: 15px;
  background: #f97316;
}

.ruler-vertical .ruler-mark.major {
  width: 15px;
  background: #f97316;
}

.ruler-label {
  position: absolute;
  font-size: 10px;
  color: #475569;
  font-weight: 500;
  pointer-events: none;
}

.ruler-horizontal .ruler-label {
  bottom: 2px;
  transform: translateX(-50%);
}

.ruler-vertical .ruler-label {
  right: 2px;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: center;
}

/* Canvas Controls */
.canvas-controls {
  background: rgba(248, 250, 252, 0.95);
  padding: 1rem;
  border-top: 1px solid rgba(30, 58, 138, 0.2);
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
  border-radius: 8px;
  margin: 0 0 1rem 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.control-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.control-group label {
  font-size: 0.875rem;
  color: #475569;
  font-weight: 500;
}

.control-group select,
.control-group input[type="checkbox"] {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(30, 58, 138, 0.3);
  border-radius: 6px;
  color: #1e293b;
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.control-group select:focus,
.control-group input[type="checkbox"]:focus {
  outline: none;
  border-color: #1e3a8a;
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

/* README Content */
.readme-content {
  background: rgba(248, 250, 252, 0.5);
  border: 1px solid rgba(30, 58, 138, 0.1);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.readme-content p {
  margin-bottom: 0.75rem;
  color: #475569;
}

.readme-content p:last-child {
  margin-bottom: 0;
}

.readme-content strong {
  color: #1e3a8a;
  font-weight: 600;
}

.readme-content ul {
  margin: 0.5rem 0 0.75rem 1rem;
  padding: 0;
}

.readme-content li {
  margin-bottom: 0.25rem;
  color: #64748b;
}

/* Action Buttons */
.tool-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(30, 58, 138, 0.3);
  border-radius: 8px;
  color: #475569;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.tool-btn:hover {
  background: rgba(30, 58, 138, 0.1);
  border-color: #1e3a8a;
  color: #1e293b;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.tool-btn.active {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  border-color: #1e3a8a;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
}

.tool-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Box Name Editor */
.box-name-editor {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  min-width: 280px;
  backdrop-filter: blur(8px);
  cursor: move;
}

.box-name-editor::before {
  content: "⋮⋮";
  position: absolute;
  top: 8px;
  right: 12px;
  color: #64748b;
  font-size: 14px;
  font-weight: bold;
  cursor: move;
}

.editor-content h4 {
  margin: 0 0 16px 0;
  color: #1e293b;
  font-size: 16px;
  font-weight: 600;
  padding-right: 20px;
}

.input-group {
  margin-bottom: 16px;
}

.input-group label {
  display: block;
  margin-bottom: 6px;
  color: #374151;
  font-size: 14px;
  font-weight: 500;
}

.input-group input,
.input-group select {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-size: 14px;
  background: #ffffff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.editor-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.btn-save,
.btn-cancel {
  flex: 1;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-save {
  background: #10b981;
  color: white;
}

.btn-save:hover {
  background: #059669;
  transform: translateY(-1px);
}

.btn-cancel {
  background: #ef4444;
  color: white;
}

.btn-cancel:hover {
  background: #dc2626;
  transform: translateY(-1px);
}
.input-row label {
  font-size: 0.875rem;
  color: #475569;
  font-weight: 500;
  margin-bottom: 0.25rem;
  display: block;
}

.input-row input,
.input-row select {
  background: rgba(248, 250, 252, 0.8);
  border: 1px solid rgba(30, 58, 138, 0.3);
  border-radius: 6px;
  color: #1e293b;
  padding: 0.5rem;
  font-size: 0.875rem;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.input-row input:focus,
.input-row select:focus {
  outline: none;
  border-color: #1e3a8a;
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
  background: #ffffff;
}

.editor-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

.btn-save,
.btn-cancel {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-save {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
}

.btn-save:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-1px);
}

.btn-cancel {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-cancel:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
}

/* Bottom Section - Configurações e Código */
.bottom-section {
  background: rgba(30, 41, 59, 0.9);
  border-top: 2px solid #1e3a8a;
  padding: 2rem 0;
}

.bottom-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 0 2rem;
  margin-bottom: 2rem;
  align-items: start;
}

.settings-panel {
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  border: 1px solid rgba(30, 58, 138, 0.1);
}

.panel-header {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-header h3 {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 600;
}

.toggle-panel {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.toggle-panel:hover {
  background: rgba(255, 255, 255, 0.1);
}

.panel-content {
  padding: 1.5rem;
  background: #ffffff;
  color: #1e293b;
}

.setting-group {
  margin-bottom: 2rem;
}

.setting-group:last-child {
  margin-bottom: 0;
}

.setting-group h4 {
  color: #1e293b;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(30, 58, 138, 0.2);
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

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

.input-with-unit input {
  flex: 1;
}

.input-with-unit select {
  width: 80px;
}

.action-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.action-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px;
  color: #ef4444;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.action-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
  transform: translateY(-1px);
}

.cursor-tooltip {
  position: fixed;
  background: rgba(30, 58, 138, 0.95);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 500;
  pointer-events: none;
  z-index: 9999;
  display: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.3);
  min-width: 60px;
}

.tooltip-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
  text-align: center;
}

.tooltip-content span {
  font-family: "Inter", monospace;
  font-size: 9px;
  line-height: 1.1;
}

.code-section {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.code-header {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.code-header h3 {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 600;
}

.code-actions {
  display: flex;
  gap: 0.5rem;
}

.copy-btn,
.format-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover,
.format-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

.copy-btn.copied {
  background: rgba(16, 185, 129, 0.2);
  border-color: #10b981;
  color: #10b981;
}

.code-container {
  flex: 1;
  padding: 1.5rem;
  background: #0f172a;
  overflow-y: auto;
  min-height: 200px;
  max-height: calc(100vh - 400px);
}

.container-code {
  display: flex;
  flex-direction: column;
}

.code-container pre {
  margin: 0;
  font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #f8fafc;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.code-container code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

/* Footer Simplificado */
.footer {
  background: rgba(15, 23, 42, 0.9);
  border-top: 1px solid rgba(59, 130, 246, 0.2);
  padding: 1.5rem 0;
  margin-top: auto;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo {
  height: 24px;
  width: auto;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.875rem;
}

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

.footer-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 8px;
  color: #94a3b8;
  transition: all 0.2s ease;
}

.footer-links a:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: #3b82f6;
  color: #3b82f6;
  transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .bottom-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .canvas-header {
    flex-direction: column;
    align-items: stretch;
  }

  .canvas-tools {
    justify-content: center;
  }

  .canvas-container {
    padding: 0 1rem;
  }
}

@media (max-width: 768px) {
  .header-content,
  .bottom-content {
    padding: 0 1rem;
  }

  .canvas-header,
  .canvas-info,
  .canvas-controls {
    padding: 1rem;
  }

  .canvas-container {
    padding: 0 0.5rem;
  }

  .drawing-canvas {
    min-height: 500px;
    height: 70vh;
  }

  #grid-canvas {
    width: 800px;
    height: 600px;
    min-width: 600px;
    min-height: 400px;
  }

  .title {
    font-size: 1.5rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  .canvas-tools {
    gap: 0.25rem;
  }

  .tool-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .ruler-horizontal {
    height: 25px;
    left: 25px;
  }

  .ruler-vertical {
    width: 25px;
    top: 25px;
  }

  .ruler-corner {
    width: 25px;
    height: 25px;
  }
}

@media (max-width: 480px) {
  .canvas-container {
    padding: 0 0.25rem;
  }

  .drawing-canvas {
    min-height: 350px;
    border-width: 1px;
  }

  .canvas-info {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
    padding: 0.5rem;
  }

  .canvas-controls {
    flex-direction: column;
    gap: 1rem;
    padding: 0.75rem;
  }

  .box-name-editor {
    min-width: 280px;
    margin: 1rem 0.5rem;
    width: calc(100% - 1rem);
  }

  .ruler-horizontal {
    height: 20px;
    left: 20px;
  }

  .ruler-vertical {
    width: 20px;
    top: 20px;
  }

  .ruler-corner {
    width: 20px;
    height: 20px;
  }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.5);
}

::-webkit-scrollbar-thumb {
  background: rgba(59, 130, 246, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(59, 130, 246, 0.5);
}

/* Animações */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.box-name-editor {
  animation: fadeIn 0.3s ease;
}

/* Melhorias de Acessibilidade */
.tool-btn:focus,
.action-btn:focus,
.copy-btn:focus,
.format-btn:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* Prism.js Override para tema escuro */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #6b7280;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: #f97316;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #10b981;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #06b6d4;
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #8b5cf6;
}

.token.function,
.token.class-name {
  color: #3b82f6;
}

.token.regex,
.token.important,
.token.variable {
  color: #ef4444;
}