/* ================================
   留言板表单样式 - 简洁整齐版
   ================================ */

   .guestbookdiv {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px 20px;
}

.guestbookdiv form {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 40px;
}

.guestbookdiv ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.guestbookdiv li {
    margin-bottom: 20px;
}

.guestbookdiv .msg_ttl {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    display: block;
    width: 100%;
    text-align: left;
}

.guestbookdiv .required {
    color: #ff4444;
    margin-left: 3px;
}

.guestbookdiv .msg_input {
    width: 100%;
    display: block;
}

.guestbookdiv .form_text,
.guestbookdiv .form_textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    color: #333;
    transition: all 0.3s;
    box-sizing: border-box;
}

.guestbookdiv .form_text:focus,
.guestbookdiv .form_textarea:focus {
    border-color: #0054A3;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,84,163,0.1);
}

.guestbookdiv .form_textarea {
    min-height: 120px;
    resize: vertical;
    font-family: inherit;
}

.guestbookdiv .li_submit {
    text-align: center;
    margin-top: 30px;
    margin-bottom: 0;
}

.guestbookdiv .form_button {
    background: #0054A3;
    color: #fff;
    border: none;
    padding: 14px 50px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(0,84,163,0.3);
}

.guestbookdiv .form_button:hover {
    background: #003d7a;
    box-shadow: 0 4px 12px rgba(0,84,163,0.4);
    transform: translateY(-1px);
}

.guestbookdiv .form_button:active {
    transform: translateY(0);
}

/* 提示信息 */
.guestbookdiv .alert {
    padding: 15px 20px;
    margin: 0 0 20px 0;
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}

.guestbookdiv .alert-success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.guestbookdiv .alert-danger {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

/* iframe模式优化 */
.body_guestbook {
    background: #f5f5f5;
}

.body_guestbook .guestbookdiv {
    padding: 20px 15px;
}

.body_guestbook .guestbookdiv form {
    padding: 30px 25px;
}

/* 响应式 */
@media (max-width: 767px) {
    .guestbookdiv form {
        padding: 25px 20px;
    }
    
    .guestbookdiv .form_button {
        width: 100%;
        padding: 12px 20px;
    }
}