/* 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: 1100px;
  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 #ff5722;
}

.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: #ff5722;
  filter: drop-shadow(0 0 5px rgba(255, 87, 34, 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;
}

/* 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, #ff5722, #e64a19);
  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: #ff8800d8;
  padding: 12px 15px;
  border-radius: 10px;
  margin-bottom: 25px;
   gap: 5px;
  border-left: 4px solid #000000;
}

.target-text i {
  color: #d40000;
  font-size: rem;
}

/* Formula Section */
.formula-section {
  margin-bottom: 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 #ff5722;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.formula {
  font-family: "Orbitron", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: #2c3e50;
}

.formula-desc {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.4;
}

/* Circuit Status */
.circuit-status {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 10px;
  border: 1px solid #eaeaea;
  margin-bottom: 25px;
}

.status-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  color: #2c3e50;
  font-weight: 600;
}

.status-header i {
  color: #ff5722;
}

.status-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: white;
  border-radius: 6px;
  border: 1px solid #eee;
}

.status-name {
  font-weight: 600;
  color: #444;
}

.status-indicator {
  font-size: 0.85rem;
  padding: 3px 8px;
  border-radius: 12px;
  font-weight: 500;
}

.status-indicator.active {
  background: #e8f5e9;
  color: #2e7d32;
}

.status-indicator:not(.active) {
  background: #ffebee;
  color: #d32f2f;
}

/* Result Display */
.result-display {
  background: linear-gradient(135deg, #fff3e0, #ffecb3);
  padding: 20px;
  border-radius: 10px;
  border: 1px solid #ffb74d;
}

.result-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  color: #e65100;
}

.result-header i {
  font-size: 1.3rem;
}

.result-header h4 {
  font-family: "Orbitron", sans-serif;
  font-weight: 500;
}

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

.result-label {
  display: block;
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 8px;
}

.value-container {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 5px;
}

.value-container span:first-child {
  font-family: "Orbitron", sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #e65100;
}

.unit {
  font-size: 1.2rem;
  color: #ff9800;
  font-weight: 500;
}

/* 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-indicator {
  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%;
}

.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: 300px;
}

@keyframes flow {
  0% {
    stroke-dashoffset: 0;
  }
  100% {
    stroke-dashoffset: 1000;
  }
}

.svg-label {
  font-size: 13px;
  font-weight: bold;
  fill: #000000;
  font-family: "Orbitron", sans-serif;
}

.svg-label.hidden {
  display: none;
}

/* 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.horiz {
  width: 90px;
  height: 80px;
  top: 60px;
  left: 325px;
}

.drop-zone.vert {
  width: 80px;
  height: 90px;
  top: 150px;
  left: 400px;
}

.drop-zone:hover {
  border-color: #ffffff;
  background: rgba(255, 235, 238, 0.8);
  transform: scale(1.05);
}

.drop-zone.filled {
  border: 1px solid #ffffff00;
  background: rgba(232, 245, 233, 0.295);
}

.slot-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  color: #777;
  font-size: 0.9rem;
}

.slot-label i {
  font-size: 1.5rem;
  color: #bbb;
}

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

/* 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;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 25px;
}

.input-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.input-group {
  flex: 1;
}

.input-header {
  display: flex;
  align-items: center;
  gap: 10px;

}

.input-header i {
  color: #ff5722;
  font-size: 1rem;
}

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

.input-with-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  }

/* Hapus tombol panah pada input number */
.input-with-controls input {
  width: 200px;
  padding: 15px;
  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;
  -moz-appearance: textfield;
}

/* 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;
}

.input-with-controls input:focus {
  outline: none;
  border-color: #ff5722;
  box-shadow: 0 0 0 3px rgba(255, 87, 34, 0.2);
}



/* Simulate Button */
.simulate-btn {
  width: 100%;
  padding: 18px;
  background: linear-gradient(90deg, #ff5722, #e64a19);
  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, #e64a19, #d84315);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(255, 87, 34, 0.3);
}

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

/* Efek tombol saat diklik */
.simulate-btn.clicked {
  transform: scale(0.98);
  box-shadow: 0 5px 15px rgba(255, 87, 34, 0.4);
}

/* 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: #ff5722;
  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;
}

/* 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;
  }

  .input-row {
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .circuit-header {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .main-container {
    max-width: 100%;
    border-radius: 0;
  }

  .input-with-controls input {
    width: 100%;
  }

  .drop-zone.horiz,
  .drop-zone.vert {
    transform: scale(0.8);
  }
}