/* =========================================================
   Code Block (light + dark theme)
   ========================================================= */
.code-block {
  position: relative;
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  overflow-x: auto;
  background: rgb(203, 229, 238); /* light steel */
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.08),
              0 0 12px rgba(0, 0, 0, 0.05);
}

/* code text */
.code-block pre {
  font-family: var(--font-mono, "Courier New", monospace);
  font-size: 1em;                 /* inherit readable base size */
  color: #1f2937;
  line-height: 1.5;
  white-space: pre-wrap;          /* allow wrapping */
  word-wrap: break-word;
  max-width: 100%;
}

/* =========================================================
   Dark mode
   ========================================================= */
@media (prefers-color-scheme: dark) {
  .code-block {
    background: #505050;          /* dark steel panel */
    box-shadow: inset 0 0 12px rgba(0, 255, 153, 0.08),
                0 0 20px rgba(0, 255, 153, 0.05);
  }

  .code-block pre {
    color: #e2e2e2;               /* readable neutral gray */
    text-shadow: 0 0 2px rgba(255, 255, 255, 0.05);
  }
}

/* =========================================================
   Copy Button
   ========================================================= */
.copy-btn {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  font-size: 0.9em;
  padding: 0.35rem 0.6rem;
  border: none;
  border-radius: 0.3rem;
  cursor: pointer;
  transition: all 0.2s ease;
  background: linear-gradient(145deg, #2563eb, #1d4ed8);
  color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  z-index: 2;
}

.copy-btn:hover {
  background: linear-gradient(145deg, #1d4ed8, #1e40af);
  box-shadow: 0 0 8px rgba(0, 119, 204, 0.4);
}

/* Dark mode button glow */
@media (prefers-color-scheme: dark) {
  .copy-btn {
    background: linear-gradient(145deg, #00c178, #00a86b);
    color: #0b0e0f;
    box-shadow: 0 0 8px rgba(0, 255, 153, 0.25);
  }

  .copy-btn:hover {
    box-shadow: 0 0 12px rgba(0, 255, 153, 0.5),
                0 0 20px rgba(0, 255, 153, 0.25);
  }
}

/* =========================================================
   Mobile Responsiveness
   ========================================================= */
@media (max-width: 768px) {
  .code-block {
    padding: 0.75rem 1rem;
    margin-top: 0.75rem;
    border-radius: 0.6rem;
  }

  .code-block pre {
    font-size: 1em;              /* keep same as body */
    line-height: 1.5;
  }

  .copy-btn {
    top: 0.4rem;
    right: 0.4rem;
    font-size: 0.85em;
    padding: 0.25rem 0.5rem;
  }
}

/* Even smaller screens (phones <480px) */
@media (max-width: 480px) {
  .code-block {
    padding: 0.6rem 0.75rem;
  }

  .copy-btn {
    position: static;            /* stack below code */
    display: block;
    margin: 0.5rem 0 0 auto;
  }
}