/* Base Style */
body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #f5f7fa, #e0f7fa);
  color: #333;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* Header */
header {
  text-align: center;
  padding: 0.1rem 0.1rem 0.1rem;
  background: linear-gradient(135deg, #c2e9fb, #e7e9f0);
  border-bottom: 2px solid #d9e4f5;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(90deg, #67d3fa, #85b0f7);
  background-clip: text;
  color: transparent;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1rem;
  color: #5f6f81;
  font-style: italic;
}



/* Container */
.container {
  width: 90%;
  max-width: 1100px;
  margin: 2rem auto 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  animation: fadeIn 0.8s ease-in-out;
}

/* Card Styling */
.subject {
  background: #ffffffb3;
  backdrop-filter: blur(6px);
  border-radius: 20px;
  box-shadow: 0 8px 16px rgba(180, 200, 255, 0.2);
  padding: 1.8rem;
  transition: all 0.3s ease;
}

.subject:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 20px rgba(150, 180, 255, 0.3);
}

/* Subject Title */
.subject h2 {
  font-size: 1.2rem;
  background: linear-gradient(90deg, #5adad3, #f1b2c6);
  background-clip: text;
  color: transparent;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

/* Paragraphs */
.subject p {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.6;
}

/* Credits Tag */
.credits {
  display: inline-block;
  background: #d9fdd3;
  color: #3b755f;
  padding: 0.35rem 0.8rem;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: 0.7rem;
  transition: background 0.3s ease;
}

.credits:hover {
  background: #bbf3b4;
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem 0;
  background: linear-gradient(135deg, #e7f0fd, #fce1f5);
  color: #666;
  font-size: 0.9rem;
  border-top: 2px solid #d9e4f5;
}

/* Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 2;
    transform: translateY(0);
  }
}

/* Final Note Section */
.note-section {
  background: linear-gradient(135deg, #fdfbfb, #ebedee);
  padding: 1.5rem;
  margin: 2rem auto;
  text-align: center;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  width: 90%;
  max-width: 900px;
}

.final-note {
  font-size: 1rem;
  color: #4a4a4a;
  line-height: 1.6;
  font-weight: 500;
  background: linear-gradient(90deg, #161616, #1b1c1d);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}