* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f0f13;
  color: #e0e0e0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
}

h1 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  color: #666;
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

.input-area {
  width: 100%;
  max-width: 640px;
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

#prompt {
  flex: 1;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  border: 1px solid #2a2a35;
  border-radius: 10px;
  background: #1a1a24;
  color: #e0e0e0;
  outline: none;
  transition: border-color 0.2s;
}

#prompt:focus {
  border-color: #a78bfa;
}

#prompt::placeholder {
  color: #555;
}

#generate-btn {
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, #7c3aed, #3b82f6);
  color: white;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
  white-space: nowrap;
}

#generate-btn:hover:not(:disabled) {
  opacity: 0.9;
}

#generate-btn:active:not(:disabled) {
  transform: scale(0.97);
}

#generate-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.result-area {
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

#image-container {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
}

#image-container.visible {
  display: flex;
}

#result-image {
  max-width: 100%;
  border-radius: 12px;
  border: 1px solid #2a2a35;
  background: #1a1a24;
}

#download-btn {
  padding: 0.7rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid #2a2a35;
  border-radius: 8px;
  background: #1a1a24;
  color: #a78bfa;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
}

#download-btn:hover {
  background: #22222e;
}

.status {
  font-size: 0.9rem;
  color: #888;
  text-align: center;
  min-height: 1.4em;
}

.status.error {
  color: #f87171;
}

.spinner {
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.5em;
  vertical-align: -0.15em;
  border: 2px solid #a78bfa;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

.config {
  width: 100%;
  max-width: 640px;
  margin-bottom: 1.5rem;
  padding: 0.8rem 1rem;
  background: #1a1a24;
  border: 1px solid #2a2a35;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: #888;
}

.config label {
  white-space: nowrap;
}

.config input {
  flex: 1;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
  border: 1px solid #2a2a35;
  border-radius: 6px;
  background: #0f0f13;
  color: #e0e0e0;
  outline: none;
}

.config input:focus,
.config select:focus {
  border-color: #a78bfa;
}

.config select {
  flex: 1;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
  border: 1px solid #2a2a35;
  border-radius: 6px;
  background: #0f0f13;
  color: #e0e0e0;
  outline: none;
  cursor: pointer;
}

.prompt-wrapper {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.prompt-wrapper #prompt {
  padding-right: 2.5rem;
}

.clear-btn {
  position: absolute;
  right: 0.6rem;
  background: none;
  border: none;
  color: #555;
  font-size: 1rem;
  cursor: pointer;
  padding: 0.3rem;
  line-height: 1;
  transition: color 0.2s;
  z-index: 1;
}

.clear-btn:hover {
  color: #a78bfa;
}