:root {
  --primary: #4f46e5;
  --success: #10b981;
  --secondary: #64748b;
  --bg: #f8fafc;
  --text: #1e293b;
  --panel-bg: #ffffff;
  --border: #e2e8f0;
}

[data-theme="dark"] {
  --primary: #818cf8;
  --success: #34d399;
  --secondary: #94a3b8;
  --bg: #0f172a;
  --text: #e2e8f0;
  --panel-bg: #1e293b;
  --border: #334155;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, sans-serif;
}

body {
  background: var(--bg);
  min-height: 100vh;
  padding: 2rem;
  color: var(--text);
  transition: background-color 0.3s, color 0.3s;
}

.theme-toggle {
  position: fixed;
  top: 2rem;
  right: 2rem;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  z-index: 100;
}

.theme-toggle:hover {
  transform: scale(1.1);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

.panel {
  background: var(--panel-bg);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s;
}

h2 {
  color: var(--text);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text);
}

input,
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 0.95rem;
  background: var(--panel-bg);
  color: var(--text);
  transition: all 0.15s;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

textarea {
  height: 120px;
  resize: vertical;
  line-height: 1.5;
}

/* Font section styling */
.font-section {
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background: var(--bg);
}

.font-controls {
  margin-bottom: 1.25rem;
}

.font-controls:last-child {
  margin-bottom: 0;
}

.font-selectors {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0.75rem;
}

.font-select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1em;
  padding-right: 2.5rem;
}

.font-select::-ms-expand {
  display: none;
}

/* Color picker styling */
.color-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.color-picker {
  position: relative;
}

.color-input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

input[type="color"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
}

input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 0.5rem;
  box-shadow: inset 0 0 0 1px var(--border);
}

input[type="color"]::-moz-color-swatch {
  border: none;
  border-radius: 0.5rem;
  box-shadow: inset 0 0 0 1px var(--border);
}

.color-text {
  flex: 1;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-family: monospace;
  font-size: 0.95rem;
  text-transform: uppercase;
}

/* Slider styling */
.slider {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  margin-top: 0.5rem;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  transition: transform 0.2s;
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  transition: transform 0.2s;
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.1);
}

/* Button styling */
.btn-group {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 120px;
  justify-content: center;
}

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

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-success {
  background: var(--success);
  color: white;
}
.btn-secondary {
  background: var(--secondary);
  color: white;
}

/* Preview container */
#preview-container {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  background: var(--panel-bg);
  position: relative;
}

#quoteImage {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.3s ease;
}

/* Loading states */
.loading {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  border-radius: 0.75rem;
}

.loading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: white;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s linear infinite;
}

.btn-loader {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Modal styling */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
}

.modal-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--panel-bg);
  padding: 2rem;
  border-radius: 1rem;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

.close-btn {
  position: absolute;
  right: 1.5rem;
  top: 1.5rem;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  color: var(--text);
}

.close-btn:hover {
  opacity: 1;
}

/* Request history styling */
.requests-list {
  margin-top: 1rem;
}

.request-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1rem;
}

.request-time {
  font-size: 0.875rem;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.request-data {
  font-family: monospace;
  font-size: 0.875rem;
  white-space: pre-wrap;
  overflow-x: auto;
  color: var(--text);
}

/* Status message */
#status {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  background: var(--panel-bg);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  display: none;
  animation: slideIn 0.3s ease-out;
  z-index: 100;
}

@keyframes slideIn {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Responsive design */
@media (max-width: 768px) {
  body {
    padding: 1rem;
  }

  .container {
    grid-template-columns: 1fr;
  }

  .color-grid {
    grid-template-columns: 1fr;
  }

  .font-selectors {
    grid-template-columns: 1fr;
  }

  .btn-group {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .theme-toggle {
    top: 1rem;
    right: 1rem;
  }

  .modal-content {
    width: calc(100% - 2rem);
    margin: 1rem;
  }
}