/* ===== devismatic: Blue + Orange Glow Theme ===== */

/* Base Layout */
body {
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 20% 30%, rgba(59,130,246,0.15), transparent 60%),
              radial-gradient(circle at 80% 70%, rgba(249,115,22,0.15), transparent 60%),
              #0d1117; /* Deep base navy */
  color: #e6edf3; /* Soft white text */
  background-attachment: fixed;
}

/* ===== Header ===== */
header {
  background-color: #161b22;
  color: #f97316; /* Orange accent title */
  text-align: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid #30363d;
  box-shadow: 0 2px 10px rgba(59,130,246,0.15);
}

header h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: 1px;
}

header a {
  color: #f97316;
  text-decoration: none;
}

.subtitle {
  color: #3b82f6; /* Blue accent */
  font-size: 1rem;
  margin-top: 0.3rem;
}

/* ===== Container Layout ===== */
.container {
  display: flex;
  min-height: 90vh;
}

/* ===== Sidebar ===== */
aside {
  background-color: rgba(22,27,34,0.9); /* Slightly transparent for depth */
  width: 260px;
  padding: 1.5rem;
  border-right: 1px solid #30363d;
  backdrop-filter: blur(4px);
}

aside h2 {
  color: #3b82f6;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

aside ul {
  list-style: none;
  padding: 0;
}

aside li {
  margin: 0.75rem 0;
}

aside a {
  color: #c9d1d9;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

aside a:hover {
  color: #f97316;
  transform: translateX(3px);
  text-decoration: underline;
}

/* ===== Main Content ===== */
main {
  flex: 1;
  padding: 2rem;
  background-color: rgba(13,17,23,0.6);
  backdrop-filter: blur(3px);
}

main h2 {
  color: #f97316; /* Orange titles */
  margin-bottom: 1rem;
}

main p {
  line-height: 1.6;
  margin-bottom: 1rem;
  color: #e6edf3;
}

/* Highlighted text or keywords */
strong {
  color: #3b82f6; /* Blue emphasis */
}

/* ===== Footer ===== */
footer {
  background-color: #161b22;
  color: #8b949e;
  text-align: center;
  padding: 1rem;
  border-top: 1px solid #30363d;
  box-shadow: 0 -2px 10px rgba(249,115,22,0.1);
}

/* ===== Links ===== */
a {
  color: #3b82f6;
  text-decoration: none;
}

a:hover {
  color: #f97316;
  text-decoration: underline;
}

/* ===== Dates & Muted Text ===== */
.date {
  color: #8b949e;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  aside {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid #30363d;
  }

  main {
    padding: 1.5rem;
  }
}