body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: linear-gradient(135deg, #0a192f 0%, #1e293b 100%);
  color: #8892b0;
  min-height: 100vh;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}

#root {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.nav {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(100, 255, 218, 0.1);
}

.nav ul {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 0;
  padding: 1.5rem 0;
}

.nav li {
  color: #64ffda;
  transition: all 0.3s ease;
}

.nav li:hover {
  color: #00ffd5;
  background: rgba(100, 255, 218, 0.1);
}

.button {
  background: transparent;
  color: #64ffda;
  border: 2px solid #64ffda;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.button:hover {
  background: rgba(100, 255, 218, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(100, 255, 218, 0.2);
}

.content {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.heading {
  color: #64ffda;
  font-size: clamp(2rem, 4vw, 3.5rem);
  text-align: center;
  margin-bottom: 2rem;
}

.para {
  color: #8892b0;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
}

.feature-card {
  background: rgba(17, 34, 64, 0.5);
  border: 1px solid rgba(100, 255, 218, 0.1);
  border-radius: 8px;
  padding: 2rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.analysis-graph {
  background: rgba(17, 34, 64, 0.3);
  border: 1px solid rgba(100, 255, 218, 0.1);
  border-radius: 8px;
  padding: 1rem;
  margin: 2rem 0;
  height: 400px;
}

/* New styles for frame display */
.frames-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.frame-item {
  background: rgba(17, 34, 64, 0.5);
  border: 1px solid rgba(100, 255, 218, 0.1);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.frame-item:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.frame-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.frame-info {
  padding: 1rem;
  text-align: center;
}

.frame-number {
  color: #64ffda;
  font-weight: 600;
  margin: 0;
}

.result-container {
  background: rgba(17, 34, 64, 0.5);
  border: 1px solid rgba(100, 255, 218, 0.1);
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
  text-align: center;
}

.result-heading {
  color: #64ffda;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.result-text {
  font-size: 2.5rem;
  font-weight: bold;
  margin: 1rem 0;
}

.result-text.fake {
  color: #ff4d4d;
}

.result-text.real {
  color: #4dff4d;
}

.confidence-text {
  color: #8892b0;
  font-size: 1.1rem;
}

.footer {
  margin-top: auto;
  padding: 3rem 0;
  background: rgba(10, 25, 47, 0.95);
  border-top: 1px solid rgba(100, 255, 218, 0.1);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
}

.footer-section {
  flex: 1;
}

.footer-section h3 {
  color: #64ffda;
  margin-bottom: 1rem;
}

.footer-section p {
  color: #8892b0;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .nav ul {
    gap: 1.5rem;
    padding: 1rem 0;
  }

  .content {
    padding: 1rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .frames-container {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
  }

  .frame-item img {
    height: 150px;
  }
}
/* MOBILE FIXES (Ignored by Desktop PCs) */
@media (max-width: 768px) {
    /* 1. Fix the Header Text */
    .hero h1 { 
        font-size: clamp(2rem, 8vw, 3.5rem); 
    }

    /* 2. Fix the Navbar Overlap */
    .navbar-nav {
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 5px;
        -webkit-overflow-scrolling: touch;
        justify-content: flex-start;
    }

    /* 3. Fix the Image/Video Upload Box */
    .form-container, .file-input-wrapper {
        width: 100%;
        max-width: 400px;
        box-sizing: border-box;
    }

    /* 4. Fix the Pie Chart */
    .pie-chart-container {
        width: 100%;
        max-width: 350px;
        aspect-ratio: 1 / 1;
        height: auto;
    }

    /* 5. Add the "Native App" Feel */
    body {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
        user-select: none; 
    }
}