/* ── Shared Page Styles ───────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Segoe UI', sans-serif;
  background: #0f0f23;
  color: #ccc;
  min-height: 100vh;
  line-height: 1.7;
}
.page-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
}
.page-wrap h1 {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 0.3rem;
}
.page-wrap .page-subtitle {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 2rem;
}
.page-wrap h2 {
  font-size: 1.2rem;
  color: #4cff72;
  margin: 1.8rem 0 0.6rem;
}
.page-wrap p { margin-bottom: 1rem; }
.page-wrap ul {
  margin: 0 0 1rem 1.5rem;
  color: #aaa;
}
.page-wrap ul li { margin-bottom: 0.3rem; }
.page-wrap a { color: #4cff72; text-decoration: none; }
.page-wrap a:hover { text-decoration: underline; }

/* Blog cards */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}
@media (max-width: 500px) { .blog-grid { grid-template-columns: 1fr; } }
.blog-card {
  background: #1a1a3e;
  border: 2px solid #2a2a5e;
  border-radius: 12px;
  padding: 1.2rem;
  text-decoration: none;
  color: #fff;
  transition: transform 0.2s, border-color 0.2s;
  display: block;
}
.blog-card:hover {
  transform: translateY(-3px);
  border-color: #4cff72;
  text-decoration: none;
}
.blog-card .blog-icon { font-size: 2rem; display: block; margin-bottom: 0.5rem; }
.blog-card .blog-title { font-size: 1rem; font-weight: 600; display: block; margin-bottom: 0.3rem; }
.blog-card .blog-desc { font-size: 0.8rem; color: #888; }

/* Article page */
.article-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
}
.article-wrap h1 { font-size: 1.8rem; color: #fff; margin-bottom: 0.3rem; }
.article-wrap .article-meta { color: #666; font-size: 0.85rem; margin-bottom: 2rem; }
.article-wrap h2 { font-size: 1.15rem; color: #4cff72; margin: 1.5rem 0 0.5rem; }
.article-wrap p { margin-bottom: 1rem; color: #ccc; line-height: 1.7; }
.article-wrap ul { margin: 0 0 1rem 1.5rem; color: #aaa; }
.article-wrap ul li { margin-bottom: 0.4rem; }
.article-wrap .tip-box {
  background: #1a1a3e;
  border-left: 3px solid #4cff72;
  padding: 1rem 1.2rem;
  border-radius: 0 8px 8px 0;
  margin: 1rem 0;
  font-size: 0.95rem;
}
.article-wrap .back-link {
  display: inline-block;
  margin-bottom: 0.5rem;
  margin-right: 0.5rem;
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: opacity 0.2s;
}
.article-wrap .back-link:hover { opacity: 0.85; text-decoration: none; }
.article-wrap .back-link.btn-home {
  background: #4cff72;
  color: #0f0f23;
}
.article-wrap .back-link.btn-blog {
  background: #6c63ff;
  color: #fff;
}
.article-wrap .play-btn {
  display: inline-block;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  padding: 0.6rem 1.5rem;
  background: #f0c040;
  color: #0f0f23;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s;
}
.article-wrap .play-btn:hover { background: #ffd866; text-decoration: none; }

/* Mode selection buttons (Normal / Kids) */
.article-wrap .play-mode-btns {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
}
.article-wrap .play-mode-btns .play-btn {
  margin: 0;
  flex: 1;
  min-width: 140px;
  text-align: center;
}
.article-wrap .play-mode-btns .kids-btn {
  background: #6c63ff;
  color: #fff;
}
.article-wrap .play-mode-btns .kids-btn:hover {
  background: #8b83ff;
}

/* Contact form */
.contact-form { margin-top: 1.5rem; }
.contact-form label {
  display: block;
  color: #aaa;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.7rem;
  background: #1a1a3e;
  border: 2px solid #2a2a5e;
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  outline: none;
  transition: border-color 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: #4cff72; }
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form button {
  padding: 0.6rem 2rem;
  background: #f0c040;
  color: #0f0f23;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.contact-form button:hover { background: #ffd866; }

/* Footer */
.page-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #2a2a5e;
  text-align: center;
  font-size: 0.8rem;
  color: #555;
}
.page-footer a { color: #666; margin: 0 0.5rem; text-decoration: none; }
.page-footer a:hover { color: #4cff72; }