* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 640px;
  margin: 0 auto;
  padding: 16px;
  background: #f4f4f5;
  color: #1a1a1a;
}
header { padding: 12px 0; }
h1 { font-size: 22px; }
.home-link { text-decoration: none; color: #555; font-size: 14px; }
.muted { color: #888; text-align: center; }

.post-card {
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.post-card h2 { margin: 0 0 8px; font-size: 18px; }
.post-card p { margin: 0 0 12px; line-height: 1.5; white-space: pre-wrap; }
.post-media { width: 100%; border-radius: 8px; margin-bottom: 12px; display: block; }
.view-all-comments { display: block; font-size: 13px; color: #2563eb; cursor: pointer; margin-bottom: 8px; }

.reactions { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.reaction-btn {
  border: 1px solid #ddd;
  background: #f9f9f9;
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 14px;
  cursor: pointer;
}
.reaction-btn.reacted { background: #dbeafe; border-color: #93c5fd; }

.actions { display: flex; gap: 8px; border-top: 1px solid #eee; padding-top: 10px; }
.actions button {
  flex: 1;
  border: none;
  background: none;
  padding: 8px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 8px;
}
.actions button:hover { background: #f2f2f2; }

.comments-section { margin-top: 12px; border-top: 1px solid #eee; padding-top: 12px; }
.comment { margin-bottom: 10px; font-size: 14px; }
.comment .time { color: #999; font-size: 12px; margin-left: 6px; }
.comment p { margin: 2px 0 0; }

.comment-form input, .comment-form textarea {
  width: 100%;
  margin-bottom: 8px;
  padding: 8px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: inherit;
}
.comment-form button {
  background: #2563eb;
  color: #fff;
  border: none;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
}