:root {
  --font-size: 16px;
  --background: #ffffff;
  --foreground: #000000;
  --card: #f8f9fa;
  --card-foreground: #1a1a1a;
  --primary: #003366;
  --primary-foreground: #ffffff;
  --secondary: #e9ecef;
  --secondary-foreground: #000000;
  --muted: #dee2e6;
  --muted-foreground: #6c757d;
  --accent: #adb5bd;
  --accent-foreground: #000000;
  --border: #ced4da;
  --input-background: #ffffff;
  --radius: 2px;
  --font-weight-medium: 500;
  --font-weight-normal: 400;
}

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

body {
  background-color: var(--background);
  color: var(--foreground); 
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.top-bar {
  padding: 1rem 1.5rem;
  background-color: #ffffff;
  border-bottom: 2px solid #000000;
  font-weight: 700;
  text-align: center;
  font-size: 1.25rem;
  color: #000000;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.welcome-box h1 {
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  color: #000000;
}

.welcome-box p {
  color: var(--muted-foreground);
  font-size: 0.95rem;
}

.intro-box {
  margin-top: -0.5rem;
  color: var(--muted-foreground);
  font-size: 0.95rem;
  text-align: center;
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.intro-box p {
  margin-top: 0.5rem;
  color: var(--muted-foreground);
  font-size: 0.95rem;
  text-align: center;
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.task-card {
  background-color: #000000;
  color: #ffffff;
  padding: 2rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1.5;
  text-align: center;
  font-style: italic;
}

.prompt {
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.prompt strong {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.25rem;
}

.metadata-box {
  background-color: var(--card);
  color: var(--card-foreground);
  border: 1px solid var(--border);
  padding: 1.25rem;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

label {
  font-size: 0.875rem;
  font-weight: 500;
  margin-top: 0.5rem;
  color: var(--card-foreground);
}

input, textarea {
  background-color: var(--input-background);
  color: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.625rem 0.875rem;
  font-size: 1rem;
  outline: none;
  font-family: inherit;
}

.upload-box {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

button {
  all: unset;
  display: block;
  text-align: center;
  padding: 0.75rem;
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

button:active {
  opacity: 0.8;
}

 #submit-btn {
  background-color: var(--primary);
  color: #ffffff;
}

#gallery-btn {
  background-color: #000000;
  color: #ffffff;
}

#camera-btn, #restart-btn {
  background-color: var(--secondary);
  color: #000000;
  border: 1px solid var(--border);
}

#submit-btn:disabled {
  background-color: var(--muted);
  color: var(--muted-foreground);
  cursor: not-allowed;
  opacity: 0.5;
}

#preview img {
  width: 100%;
  border-radius: var(--radius);
  margin-top: 1rem;
  border: 1px solid var(--border);
}