/* ظرف‌ها */
.comment-box-container,
.comment-list-container {
    max-width: 800px;
    width: 90%;
    margin: 0 auto 40px auto;
    padding: 20px 30px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    background-color: #ffffff;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
    direction: rtl;
}

/* فرم */
.comment-box-container { text-align: center; }
.comment-box-container h2 {
    font-size: 1.3rem; color: #6c757d;
    margin-bottom: 20px; padding-bottom: 5px; border-bottom: 1px solid #eee; text-align: center;
}
.comment-box-container .comment-form {
    display: flex; flex-wrap: wrap; gap: 15px; align-items: flex-end; width: 100%; justify-content: center;
}
.comment-box-container .form-group { flex: 1 1 200px; margin-bottom: 0; text-align: right; }
.comment-box-container .form-group.comment-field { flex: 1 1 100%; }
.comment-box-container .form-group label { display: none; }
.comment-box-container input[type="text"],
.comment-box-container input[type="email"],
.comment-box-container textarea {
    width: 100%; padding: 8px 12px; border: 1px solid #ddd; border-radius: 6px;
    box-sizing: border-box; font-size: 0.95rem; color: #333; background-color: #fafafa;
    transition: border-color 0.3s, box-shadow 0.3s; text-align: right;
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
}
.comment-box-container textarea { resize: vertical; min-height: 40px; max-height: 80px; }
.comment-box-container .submit-button {
    background-color: #000; color: #fff; padding: 8px 20px; border: none; border-radius: 6px;
    cursor: pointer; font-size: 0.95rem; font-weight: 500; transition: background-color 0.3s, transform 0.1s;
    display: block; flex: 1 1 100%; max-width: 120px; margin: 15px auto 0; height: 40px;
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
}
.comment-box-container .submit-button:hover { background-color: #333; }
.comment-box-container .submit-button:disabled { background-color: #ccc; cursor: not-allowed; }

@media (max-width: 650px) {
    .comment-box-container .comment-form { flex-direction: column; align-items: stretch; }
    .comment-box-container .form-group { flex: 1 1 100%; margin-bottom: 15px; }
    .comment-box-container .form-group label { display: block; }
    .comment-box-container .submit-button { max-width: 100%; margin: 15px 0 0 0; }
}

/* لیست نظرات */
.comment-list-container { margin-top: -20px; text-align: right; }
.comment-list-container h2 {
    font-size: 1.3rem; color: #333; margin-bottom: 25px; padding-bottom: 10px; border-bottom: 1px solid #eee; text-align: right;
}
.comment-item {
    border: 1px solid #f0f0f0; background: #fdfdfd; border-radius: 8px; padding: 15px 20px; margin-bottom: 15px;
}
.comment-item:last-child { margin-bottom: 0; }
.comment-header {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; flex-wrap: wrap;
}
.comment-author { font-weight: bold; color: #222; font-size: 1.05rem; }
.comment-date { font-size: 0.85rem; color: #888; }
.comment-body { font-size: 0.95rem; color: #444; line-height: 1.7; text-align: justify; }

/* دکمه پیوستن به بحث */
.join-discussion-wrapper { text-align: center; margin-top: -15px; margin-bottom: 0; }
.join-discussion-button {
    background-color: #000; color: #fff; padding: 10px 25px; border: none; border-radius: 6px; cursor: pointer;
    font-size: 1rem; font-weight: 500; font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
    transition: background-color 0.3s, transform 0.1s;
}
.join-discussion-button:hover { background-color: #333; transform: translateY(-2px); }

/* پیام‌های AJAX */
#cpc-message-container {
    margin-top: 15px; padding: 12px 20px; border-radius: 6px;
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif; font-size: 0.95rem; text-align: center;
}
.cpc-success { background-color: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.cpc-error   { background-color: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }