/* ---------- COLOR VARIABLES ---------- */
:root {
  --accent: #38c172;              /* calmer green accent */
  --accent-hover: #2ea86c;        /* darker hover */
  --bg-dark: #101312;
  --text-dark: #e8e8e8;
  --header-footer-dark: #1a1d1b;

  --bg-light: #f5f7f5;            /* soft gray-green background */
  --text-light: #1c1c1c;
  --header-footer-light: #b8e986; /* muted pastel green header/footer */

  --card-bg-dark: rgba(56, 193, 114, 0.08);
  --card-bg-light: rgba(56, 193, 114, 0.12);
}

/* ---------- DARK / LIGHT MODE ---------- */
@media (prefers-color-scheme: dark) {
  body {
    --bg: var(--bg-dark);
    --text: var(--text-dark);
    --header-footer-bg: var(--header-footer-dark);
    --card-bg: var(--card-bg-dark);
  }
}

@media (prefers-color-scheme: light) {
  body {
    --bg: var(--bg-light);
    --text: var(--text-light);
    --header-footer-bg: var(--header-footer-light);
    --card-bg: var(--card-bg-light);
  }
}


/* ---------- GLOBAL ---------- */
body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 0;
  transition: background-color 0.3s, color 0.3s;
  line-height: 1.6;
}

/* ---------- HEADER ---------- */
header {
  background-color: var(--header-footer-bg);
  text-align: center;
  padding: 2rem 1rem;
  border-bottom: 1px solid var(--accent);
  transition: background-color 0.3s;
}



header p {
  font-size: 1rem;
  opacity: 0.8;
}

/* ---------- FOOTER ---------- */
footer {
  background-color: var(--header-footer-bg);
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  opacity: 0.8;
  border-top: 1px solid var(--accent);
  transition: background-color 0.3s;
}

/* ---------- MAIN LAYOUT ---------- */
main {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
}

/* ---------- POST LIST ---------- */
#post-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
  max-width: 600px;
}

#post-list li {
  margin: 0.8rem 0;
}

#post-list a {
  display: block;
  padding: 1rem;
  text-decoration: none;
  color: var(--text);
  background-color: var(--card-bg);
  border-radius: 10px;
  font-weight: 500;
  transition: all 0.2s ease;
}

#post-list a:hover {
  background-color: rgba(60, 255, 110, 0.15);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ---------- POST CONTENT ---------- */
#post-page {
  width: 100%;
  max-width: 800px;
  padding: 2rem;
}

#post-content {
  width: 100%;
  background-color: var(--card-bg);
  border-radius: 10px;
  padding: 2rem;
  transition: opacity 0.2s ease;
}

#post-content h1, #post-content h2, #post-content h3 {
  color: var(--accent);
  margin-top: 1.5rem;
  font-family: 'Inter', sans-serif;
}

#post-content code {
  background-color: rgba(60, 255, 110, 0.1);
  padding: 2px 5px;
  border-radius: 4px;
  font-family: 'Roboto Mono', monospace;
}

#post-content pre {
  background-color: rgba(60, 255, 110, 0.08);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  font-family: 'Roboto Mono', monospace;
}

/* ---------- BACK BUTTON ---------- */
#back-btn {
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
}
#back-btn-1 {
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
}

#back-btn:hover {
  background-color: rgba(60, 255, 110, 0.15);
  color: var(--accent);
}
#back-btn-1:hover {
  background-color: rgba(60, 255, 110, 0.15);
  color: var(--accent);
}
/* ---------- HIDDEN CLASS ---------- */
.hidden {
  display: none;
}

header h1 {
  /* color: var(--accent); */
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}
/* header h1 {
  color: var(--accent);
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
} */
#post-content {
  background-color: var(--card-bg);
  border-left: 5px solid var(--accent);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

#post-list a:hover {
  background-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}


/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  main {
    padding: 1rem;
  }

  #post-content {
    padding: 1.2rem;
  }
}