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

body {
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

/* Main Container */
.main-container {
  width: 1100px;
  height: 1000px;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  background: linear-gradient(90deg, #1a2a3a, #2c3e50);
  color: white;
  padding: 20px 30px;
  border-bottom: 3px solid #00BCD4;
}

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

.logo-container {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo-icon {
  font-size: 2.5rem;
  color: #00BCD4;
  filter: drop-shadow(0 0 5px rgba(0, 188, 212, 0.7));
}

.logo-container h1 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: 1px;
}

.logo-subtitle {
  font-size: 1rem;
  color: #bdc3c7;
  font-weight: 300;
  margin-left: 10px;
}

.header-info {
  display: flex;
  gap: 15px;
}

.chip {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(0, 188, 212, 0.3);
  border-radius: 20px;
  padding: 8px 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}

.chip i {
  color: #00BCD4;
}

/* Content Layout */
.content-wrapper {
  display: flex;
  min-height: 700px;
}

/* Side Panels */
.side-panel {
  width: 280px;
  padding: 25px;
  background: #f8f9fa;
}

.left-panel {
  border-right: 1px solid #eaeaea;
}

.right-panel {
  border-left: 1px solid #eaeaea;
}

.card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card-header {
  background: linear-gradient(90deg, #00BCD4, #0097A7);
  color: white;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-header h3 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
}

.card-body {
  padding: 25px 20px;
  flex-grow: 1;
  overflow-y: auto;
}

/* Instruction Text */
.instruction-text {
  margin-bottom: 20px;
  line-height: 1.6;
  color: #555;
}

.target-text {
  background: #e8f4fc;
  padding: 12px 15px;
  border-radius: 10px;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  gap: 5px;
  border-left: 4px solid #00BCD4;
}

.target-text i {
  color: #00BCD4;
  font-size: rem;
}

.highlight {
  background: #00BCD4;
  color: white;
  padding: 3px 8px;
  border-radius: 5px;
  font-weight: bold;
}

/* Legend */
.legend-section {
  margin-bottom: 30px;
}

.legend-section h4 {
  margin-bottom: 15px;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 10px;
}

.legend-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 10px;
  border-radius: 8px;
  background: #f8f9fa;
  transition: transform 0.2s;
}

.legend-item:hover {
  transform: translateX(5px);
  background: #f1f1f1;
}

.dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
}

.low { background: #fffc5f;}
.med { background: #fc9653;  }
.high { background: #ff3c01;}
.over { background: #000000; }

.legend-text {
  display: flex;
  flex-direction: column;
}

.legend-title {
  font-weight: 600;
  color: #333;
  font-size: 0.95rem;
}

.legend-range {
  font-size: 0.85rem;
  color: #777;
}

/* Formula Section */
.formula-section {
  margin-top: 30px;
}

.formula-section h4 {
  margin-bottom: 15px;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 10px;
}

.formula-display {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.formula-item {
  background: #f5f7fa;
  padding: 15px;
  border-radius: 10px;
  border-left: 4px solid #4CAF50;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.formula {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: #2c3e50;
}

.formula-desc {
  font-size: 0.9rem;
  color: #666;
}

/* Center Panel */
.center-panel {
  flex: 1;
  padding: 25px;
  background: #f5f7fa;
  display: flex;
  flex-direction: column;
}

.circuit-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  gap: 25px;
}

.circuit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 15px;
  border-bottom: 2px solid #eaeaea;
}

.circuit-header h3 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 500;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 10px;
}

.circuit-status {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ffebee;
  padding: 8px 15px;
  border-radius: 20px;
  border: 1px solid #ffcdd2;
}

.status-dot {
  width: 12px;
  height: 12px;
  background: #f44336;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-text {
  font-size: 0.9rem;
  color: #d32f2f;
  font-weight: 500;
}

@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: 0.5; }
  100% { opacity: 1; }
}

/* Circuit Board */
.circuit-board {
  position: relative;
  background: white;
  border-radius: 15px;
  padding: 20px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.05);
  border: 1px solid #ddd;
  min-height: 350px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.circuit-svg {
  width: 100%;
  height: 350px;
}







.circuit-label {
  font-family: 'Orbitron', sans-serif;
}

/* Drop Zones */
.drop-zone {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 2px dashed #bbb;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.8);
  transition: all 0.3s ease;
  z-index: 10;
}

.drop-zone:hover {
  border-color: #00BCD4;
  background: rgba(224, 247, 250, 0.8);
  transform: scale(1.05);
}

.drop-zone.filled {
  border: 2px solid #a3cfe98e;
  background: rgba(232, 245, 233, 0.9);
}

.drop-zone.filled .slot-label {
  display: none;
}



.rotated-led svg {
  transform: rotate(90deg) !important;
}
/* Tambahkan di bagian CSS Anda */
@keyframes blink {
  0% { opacity: 0.3; }
  100% { opacity: 1; }
}

/* Pastikan LED yang diputar memiliki transform yang benar */
.rotated-led svg {
  transform: rotate(90deg) !important;
  transform-origin: center;
}
/* Circuit Controls */
.circuit-controls {
  margin-top: 10px;
}

.control-card {
  background: white;
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.control-card h4 {
  margin-bottom: 25px;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 10px;
}

.inputs-wrapper {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.input-group {
  flex: 1;
}

.input-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.input-header i {
  color: #00BCD4;
  font-size: 1.2rem;
}

.input-header label {
  font-weight: 600;
  color: #444;
  font-size: 1rem;
}

.input-with-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 15px;
}

.value-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: #00BCD4;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.2s;
}

.value-btn:hover {
  background: #0097A7;
  transform: scale(1.1);
}

.value-btn:active {
  transform: scale(0.95);
}

.input-with-controls input {
  width: 120px;
  padding: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  text-align: center;
  font-size: 1.2rem;
  font-weight: bold;
  font-family: 'Orbitron', sans-serif;
  color: #2c3e50;
  transition: border-color 0.3s;
}

.input-with-controls input:focus {
  outline: none;
  border-color: #00BCD4;
  box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.2);
}

* Hapus tombol panah untuk Chrome, Safari, Edge, Opera */
.input-with-controls input::-webkit-outer-spin-button,
.input-with-controls input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Hapus tombol panah untuk Firefox */
.input-with-controls input[type="number"] {
  -moz-appearance: textfield;
}

/* Simulate Button */
.simulate-btn {
  width: 100%;
  padding: 18px;
  background: linear-gradient(90deg, #00BCD4, #0097A7);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  transition: all 0.3s;
  margin-bottom: 25px;
}

.simulate-btn:hover {
  background: linear-gradient(90deg, #0097A7, #00838F);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 188, 212, 0.3);
}

.simulate-btn:active {
  transform: translateY(-1px);
}

/* Real-time Display */
.real-time-display {
  display: flex;
  justify-content: space-between;
  background: #f5f7fa;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid #e0e0e0;
}

.display-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.display-label {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 1px;
}

.display-value {
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.display-value span:first-child {
  font-family: 'Orbitron', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #2c3e50;
}

.unit {
  font-size: 1rem;
  color: #777;
  font-weight: 500;
}

/* Component Shelf */
.component-instruction {
  margin-bottom: 25px;
  color: #666;
  font-size: 0.95rem;
  text-align: center;
}

.component-shelf {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.component-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 15px;
  background: #f8f9fa;
  border-radius: 12px;
  border: 1px solid #eaeaea;
  transition: all 0.3s;
}

.component-item:hover {
  background: white;
  border-color: #00BCD4;
  transform: translateX(5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.component-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.comp-name {
  font-weight: 700;
  color: #2c3e50;
  font-size: 1rem;
}

.comp-desc {
  font-size: 0.85rem;
  color: #777;
  font-style: italic;
}

.draggable {
  cursor: grab;
  display: flex;
  justify-content: center;
}

.component-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
  background: white;
  border-radius: 10px;
  border: 1px solid #ddd;
}



.draggable:active {
  cursor: grabbing;
}

/* Hint Box */
.hint-box {
  margin-top: 30px;
  background: #fff8e1;
  padding: 15px;
  border-radius: 10px;
  border-left: 4px solid #FFC107;
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.hint-box i {
  color: #FFC107;
  font-size: 1.5rem;
  margin-top: 2px;
}

.hint-box p {
  color: #5d4037;
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Footer */
.footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 30px;
  border-top: 3px solid #00BCD4;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 25px;
}

.footer-section {
  flex: 1;
  padding: 0 20px;
}

.footer-section h4 {
  color: #00BCD4;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
}

.footer-section p {
  color: #bdc3c7;
  font-size: 0.95rem;
  line-height: 1.6;
}

.social-icons {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

.social-icons i {
  font-size: 1.5rem;
  color: #bdc3c7;
  cursor: pointer;
  transition: color 0.3s;
}

.social-icons i:hover {
  color: #00BCD4;
}

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #34495e;
  color: #95a5a6;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .content-wrapper {
    flex-direction: column;
  }
  
  .side-panel {
    width: 100%;
    padding: 20px;
  }
  
  .left-panel, .right-panel {
    border: none;
  }
  
  .left-panel {
    margin-bottom: 20px;
  }
  
  .right-panel {
    margin-top: 20px;
  }
  
  .inputs-wrapper {
    flex-direction: column;
    gap: 10px;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .circuit-header {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .real-time-display {
    flex-direction: column;
    gap: 10px;
  }
  
  .main-container {
    max-width: 100%;
    border-radius: 0;
  }
}