:root {
    --primary: #4285F4;
    --primary-hover: #3367D6;
    --secondary: #F1F3F4;
    --secondary-hover: #E8EAED;
    --text-primary: #202124;
    --text-secondary: #5F6368;
    --border: #DADCE0;
    --background: #FFFFFF;
    --card-shadow: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
    --radius: 8px;
    --transition: all 0.2s ease;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Roboto', sans-serif;
    background-color: #F8F9FA;
    color: var(--text-primary);
    line-height: 1.5;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  
  header {
    margin-bottom: 32px;
  }
  
  .header-content {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 8px;
  }
  
  .logo {
    width: 48px;
    height: 48px;
  }
  
  h1 {
    font-size: 28px;
    font-weight: 500;
    color: var(--text-primary);
  }
  
  .tagline {
    font-size: 16px;
    color: var(--text-secondary);
  }
  
  main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
    flex: 1;
  }
  
  .card {
    background-color: var(--background);
    border-radius: var(--radius);
    box-shadow: var(--card-shadow);
    padding: 24px;
    height: fit-content;
  }
  
  .card-title {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
  }
  
  .card-title i {
    color: var(--primary);
  }
  
  .form-group {
    margin-bottom: 20px;
  }
  
  .form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
  }
  
  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  
  input[type="url"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    transition: var(--transition);
  }
  
  input[type="url"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(66,133,244,0.2);
  }
  
  .file-upload-container {
    position: relative;
  }
  
  .file-upload-container input[type="file"] {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }
  
  .file-upload-label {
    display: block;
    cursor: pointer;
  }
  
  .upload-preview {
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
    background-color: var(--secondary);
    height: 120px;
  }
  
  .upload-preview i {
    font-size: 24px;
    color: var(--text-secondary);
  }
  
  .upload-preview span {
    color: var(--text-secondary);
    font-size: 14px;
  }
  
  .upload-preview:hover {
    border-color: var(--primary);
    background-color: var(--secondary-hover);
  }
  
  .upload-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
  }
  
  .style-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }
  
  .style-btn {
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
  }
  
  .style-btn i {
    font-size: 16px;
    margin-bottom: 4px;
  }
  
  .style-btn:hover {
    border-color: var(--primary);
    background-color: var(--secondary-hover);
  }
  
  .style-btn.active {
    background-color: rgba(66,133,244,0.1);
    border-color: var(--primary);
    color: var(--primary);
  }
  
  .color-input {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .color-input input[type="color"] {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
  }
  
  .color-input input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 50%;
  }
  
  .color-input input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
  }
  
  .color-input span {
    font-family: monospace;
    font-size: 13px;
    background-color: var(--secondary);
    padding: 8px 12px;
    border-radius: var(--radius);
  }
  
  .primary-btn {
    width: 100%;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  
  .primary-btn:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 1px 2px 0 rgba(66,133,244,0.3), 0 1px 3px 1px rgba(66,133,244,0.15);
  }
  
  .primary-btn:disabled {
    background-color: var(--border);
    cursor: not-allowed;
    box-shadow: none;
  }
  
  .secondary-btn {
    width: 100%;
    background-color: var(--secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  
  .secondary-btn:hover {
    background-color: var(--secondary-hover);
    box-shadow: var(--card-shadow);
  }
  
  .loader {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 0;
    text-align: center;
  }
  
  .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(66,133,244,0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  .loading-text {
    font-size: 14px;
    color: var(--text-secondary);
  }
  
  .qr-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
    margin: 16px 0;
  }
  
  .qr-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--border);
    text-align: center;
    padding: 40px;
  }
  
  .qr-placeholder i {
    font-size: 48px;
  }
  
  .qr-placeholder p {
    font-size: 14px;
    color: var(--text-secondary);
  }
  
  #qr-code {
    width: 100%;
    max-width: 240px;
    height: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
  }
  
  .roast-message {
    font-size: 14px;
    color: #5F6368;
    text-align: center;
    margin: 16px 0;
    padding: 12px;
    background-color: #F1F3F4;
    border-radius: var(--radius);
    transition: opacity 0.5s ease;
    min-height: 20px;
  }
  
  .action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 33px;
  }

  .main-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
  }
  
  .roast-card {
    background-color: var(--background);
    border-radius: var(--radius);
    box-shadow: var(--card-shadow);
    padding: 24px;
    height: fit-content;
  }
  
.roast-message {
  position: relative;
  font-size: 18px;
  color: #fff;
  background: linear-gradient(135deg, #ff1493, #ff8c00, #00bfff);
  padding: 16px 16px;
  border-radius: 18px;
  border: 3px double #ffffff;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.5),
              0 0 40px rgba(255, 20, 147, 0.5),
              0 0 60px rgba(0, 191, 255, 0.5);
  font-weight: bold;
  font-family: 'Trebuchet MS', 'Comic Sans MS', cursive;
  margin: 20px 0;
  z-index: 1;
  overflow: hidden;
  line-height: 1.6;
}

/* Glowing animated emoji background */
.roast-message::before {
  content: "🤣🔥💀😂😈🤣🔥💀😂";
  position: absolute;
  top: 0;
  left: 0;
  font-size: 48px;
  color: rgba(255, 255, 255, 0.1);
  width: 100%;
  height: 100%;
  text-align: center;
  line-height: 1.2;
  z-index: 0;
  animation: emojiRain 10s linear infinite;
  pointer-events: none;
}

/* Floating top & bottom emoji sprinkles */
.roast-message::after {
  position: absolute;
  bottom: -12px;
  right: 10px;
  font-size: 32px;
  opacity: 0.7;
  animation: floatBubbles 6s ease-in-out infinite;
  z-index: 2;
}

/* Text above background */
.roast-message > * {
  position: relative;
  z-index: 3;
}

/* Animations */
@keyframes emojiRain {
  0% { transform: translateY(0); }
  100% { transform: translateY(-100%); }
}

@keyframes floatBubbles {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

  
  
  footer {
    text-align: center;
    padding: 16px;
    font-size: 13px;
    color: var(--text-secondary);
  }
  
  @media (max-width: 900px) {
    main {
      grid-template-columns: 1fr;
    }
    
    .form-row {
      grid-template-columns: 1fr;
    }
  }
  
  @media (max-width: 600px) {
    .container {
      padding: 16px;
    }
    
    .header-content {
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }
    
    .tagline {
      margin-left: 0;
    }
    
    .style-options {
      grid-template-columns: 1fr;
    }
    
    .action-buttons {
      grid-template-columns: 1fr;
    }
    
    .roast-message {
      font-size: 13px;
      padding: 8px;
    }
  }