.contact-page {
    padding-bottom: 5rem;
}

.contact-page h1 {
    font-size: 3.25rem;
    font-weight: 800;
    color: #111827;
    margin-top: 2rem;
    margin-bottom: 0.5rem;
    line-height: 1.2;
    transition: color 0.3s ease;
}

.contact-page .subtitle {
    font-size: 1.1rem;
    color: #4b5563;
    margin-bottom: 2.5rem;
    transition: color 0.3s ease;
}

.contact-card {
    background-color: #F9FAFB;
    border: 1px solid #E5E7EB;
    border-radius: 16px;
    padding: 2rem 2.5rem;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.contact-card h2 {
    font-size: 2.25rem;
    font-weight: 800;
    color: #111827;
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

/* === 联系人列表 === */
.contact-list .contact-item {
    padding: 1.5rem 0;
    /* 在每个项目上下添加内边距 */
    border-bottom: 1px solid #E5E7EB;
    transition: border-color 0.3s ease;
}

.contact-list .contact-item:first-child {
    padding-top: 0;
    /* 第一个项目不需要上边距 */
}

.contact-list .contact-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
    /* 最后一个项目不需要下边距 */
}

/* ✅ 新的 h3 标题样式 */
.contact-item h3 {
    font-size: 1.125rem;
    /* 18px */
    font-weight: 600;
    color: #111827;
    transition: color 0.3s ease;
}

/* === 内容区域 === */
.contact-content {
    padding-top: 0.75rem;
    /* 内容与标题的间距 */
    color: #374151;
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-content p {
    margin: 0;
}

.contact-content a {
    color: #4338CA;
    text-decoration: underline;
    font-weight: 500;
}

.contact-content .contact-img {
    max-width: 550px;
    height: auto;
    border-radius: 8px;
    border: 1px solid #E5E7EB;
    margin-top: 0.5rem;
    /* 图片与上方文字的间距 */
}


/* ################################# */
/* ###      深色模式 覆盖      ### */
/* ################################# */

body.dark-mode .contact-page h1 {
    color: #FFFFFF;
}

body.dark-mode .contact-page .subtitle {
    color: #A0A0A0;
}

body.dark-mode .contact-card {
    background-color: #27272A;
    border: 1px solid #3F3F46;
}

body.dark-mode .contact-card h2 {
    color: #FFFFFF;
}

body.dark-mode .contact-list .contact-item {
    border-bottom: 1px solid #3F3F46;
}

/* ✅ 更新 h3 的深色模式 */
body.dark-mode .contact-item h3 {
    color: #FFFFFF;
}

body.dark-mode .contact-content {
    color: #A0A0A0;
}

body.dark-mode .contact-content a {
    color: #34D399;
}

body.dark-mode .contact-content .contact-img {
    border: 1px solid #3F3F46;
}