/* File: powerpoint.css */
/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: #333;
  background: linear-gradient(135deg, #e0e1dd 25%, #f9f9f9 25%, #f9f9f9 50%, #e0e1dd 50%, #e0e1dd 75%, #f9f9f9 75%, #f9f9f9);
  background-size: 20px 20px;
  animation: backgroundAnimation 10s linear infinite;
}
@keyframes backgroundAnimation {
  0% { background-position: 0 0; }
  100% { background-position: 20px 20px; }
}

/* Navbar & Back Button */
.navbar {
  background-color: rgba(13, 27, 42, 0.9);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  inset-block-start: 0;
  z-index: 1000;
}
.logo {
  color: #e0e1dd;
  font-size: 1.2rem;
  font-weight: bold;
}
.back-btn {
  background: #4d77ff;
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s;
}
.back-btn:hover {
  background: #2b5797;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #1b263b, #0f1a2c);
  color: white;
  text-align: center;
  padding: 4rem 2rem;
}
.hero-content .tool-icon {
  font-size: 4rem;
  margin-block-end: 1rem;
  color: #D24726;
}
.hero h1 {
  font-size: 2.5rem;
  margin-block-end: 0.5rem;
}
.hero p {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Skill Details */
.skill-details {
  max-inline-size: 800px;
  margin: 2rem auto;
  padding: 2rem;
  background: white;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.skill-details h2,
.skill-details h3 {
  color: #1b263b;
  margin-block-end: 1rem;
  text-align: center;
}
.skill-details p {
  margin-block-end: 1rem;
}
.skill-details ul {
  list-style: none;
  padding-inline-start: 1rem;
}
.skill-details li {
  margin-block-end: 1rem;
  position: relative;
  padding-inline-start: 1.5rem;
}
.skill-details li::before {
  content: '•';
  position: absolute;
  inset-inline-start: 0;
  color: #4d77ff;
}

/* Related Features */
.tools {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block-start: 1rem;
}
.tool-card {
  background: #f1f1f1;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  flex: 1 1 120px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.tool-card:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.tool-icon {
  font-size: 2rem;
  margin-block-end: 0.5rem;
}

/* Footer */
.contact-footer {
  text-align: center;
  margin: 4rem 0;
  font-size: 0.9rem;
  color: #555;
}

/* Responsive */
@media (max-width: 768px) {
  .skill-details {
    padding: 1.5rem;
  }
  .hero-content .tool-icon {
    font-size: 3rem;
  }
}