/* 🌙 Base Dark Theme */
body {
  margin: 0;
  padding: 0;
  font-family: "Montserrat", sans-serif;
  background: #0d0f12; /* clean dark, not pure black */
  color: #e5e7eb;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 90%;
  max-width: 900px;
  margin: auto;
  padding: 50px 20px;
}

/* 🧩 Header */
header {
  text-align: center;
  margin-bottom: 50px;
  animation: fadeIn 0.8s ease;
}

h1 {
  font-size: 2.6em;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1.15em;
  color: #9ca3af;
}

/* 📦 Sections */
section {
  background: #14171c;
  border-radius: 16px;
  padding: 28px 32px;
  margin-bottom: 30px;
  border: 1px solid #1f242b;
  box-shadow: 0px 3px 12px rgba(0, 0, 0, 0.4);
  animation: fadeUp 0.8s ease;
  transition: 0.2s ease;
}

section:hover {
  transform: translateY(-3px);
  border-color: #2a323c;
}

/* 🏷 Headers */
h2 {
  font-size: 1.45em;
  font-weight: 600;
  color: #ffffff;
  border-left: 4px solid #3b82f6; /* clean blue accent */
  padding-left: 12px;
  margin-bottom: 15px;
}

h3 {
  color: #d1d5db;
  margin-top: 20px;
}

/* 📋 Lists */
ul {
  padding: 0;
  list-style: none;
}

li {
  background: #1a1d22;
  padding: 12px 16px;
  margin: 10px 0;
  border-radius: 10px;
  border: 1px solid #232830;
  transition: 0.25s ease;
}

li:hover {
  background: #21252b;
  border-color: #3b82f6;
  transform: translateX(6px);
}

/* 🔗 Links */
a {
  color: #3b82f6;
  text-decoration: none;
  font-weight: 600;
  transition: 0.2s ease;
}

a:hover {
  color: #60a5fa;
  text-decoration: underline;
}

/* Inline Code */
code {
  background: #21252b;
  padding: 3px 6px;
  border-radius: 6px;
  font-family: monospace;
  color: #93c5fd;
  font-size: 0.9em;
}

/* 🦶 Footer */
footer {
  text-align: center;
  margin-top: 60px;
  color: #6b7280;
  font-size: 0.9em;
  animation: fadeIn 1.2s ease;
}

footer a {
  color: #60a5fa;
}

footer a:hover {
  text-decoration: underline;
}

/* ✨ Animations */
@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(25px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}