/* Hajimi Beneficence Specific Styles */

:root {
    --primary-color: #ff9a9e;
    --secondary-color: #fad0c4;
    --text-color: #333;
    --bg-color: #fff;
    --card-bg: #fff;
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
}

body {
    background-color: #f9f9f9; /* Light background for the whole page */
    /* 使用系统默认字体 */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

/* 注册自定义字体 */
@font-face {
    font-family: 'ZiYouFangHuaTi';
    src: url('/assets/ZiYouFangHuaTi.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* 顶部导航栏保留原有的特殊字体 */
.navbar {
    background-color: transparent; /* 默认透明 */
    height: 90px; /* 设置导航栏高度为 90px，与主官网一致 */
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s ease;
    padding: 0 20px; /* Match Avatar page padding */
    /* 显式指定导航栏字体，确保不被 body 覆盖 */
    font-family: 'ZiYouFangHuaTi', 'AlimamaFangYuanTi', 'Arial', 'Microsoft YaHei', sans-serif;
}

/* 导航栏内部容器特殊处理 - 匹配主官网布局 */
.navbar .container {
    max-width: 95%;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

/* 滚动后的导航栏样式 */
.navbar.scrolled {
    background-image: url('/images/navigation _bar.png'); 
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    height: 90px; /* 滚动后高度保持 90px */
}

/* 左侧 Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 70px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.1);
}

/* 中间导航菜单 */
.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-grow: 1; /* 让菜单占据剩余空间 */
    margin: 0 20px;
}

.nav-menu > li {
    margin: 0 25px; /* 调整间距 */
    position: relative;
}

/* 导航链接样式 */
.nav-link {
    text-decoration: none;
    color: #fff;
    font-size: 36px; /* 增大字体大小 (原20px) */
    font-weight: normal; /* 去除加粗 */
    padding: 8px 20px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
    /* 确保使用自定义字体 */
    font-family: 'ZiYouFangHuaTi', sans-serif; 
}

/* 悬停效果 - 椭圆框 + 内部白色渐变 */
.nav-link:hover {
    border: 2px solid #fff; /* 边框保持实心白色 */
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0.3)); /* 内部白色渐变效果 */
    border-radius: 50px;
}

/* 电脑端隐藏下拉箭头 */
@media screen and (min-width: 993px) {
    .nav-link i {
        display: none;
    }
}

/* --- 子菜单样式 (仿图二) --- */
.submenu {
    display: none;
    position: absolute;
    top: 100%; /* 父元素下方 */
    left: 50%;
    transform: translateX(-50%); /* 水平居中 */
    
    /* 蓝色卡片背景 */
    background-color: #2D9CDB; /* 类似图中的蓝色，也可以吸管取色 */
    background-image: linear-gradient(to bottom, #3498db, #2980b9); /* 可选渐变 */
    
    min-width: 140px; /* 宽度适中 */
    border-radius: 10px; /* 圆角 */
    padding: 10px 0;
    list-style: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    margin-top: 10px; /* 距离父级一点距离 */
    
    /* 小三角 (可选，如果需要) */
}

/* 增加一个透明的伪元素桥梁，防止鼠标移出链接时子菜单立刻消失 */
.submenu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    width: 100%;
    height: 10px;
}

/* 显示子菜单 */
.has-submenu:hover .submenu {
    display: block;
    animation: fadeIn 0.3s ease;
}

.submenu li {
    margin: 0;
    text-align: center; /* 内容居中 */
}

.submenu li a {
    display: block;
    padding: 12px 20px;
    color: #fff;
    text-decoration: none;
    font-size: 24px;
    font-weight: normal; /* 去除加粗 */
    font-family: 'ZiYouFangHuaTi', sans-serif; /* 子菜单也用该字体 */
    transition: background 0.3s;
    border: 1px solid transparent; /* 预留边框位置，防止抖动 */
}

/* 子菜单项悬停 (椭圆框边框效果) */
.submenu li a:hover {
    background-color: transparent; /* 移除背景色 */
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0.3)); /* 内部白色渐变效果 */
    border: 1px solid #fff; /* 添加白色边框 */
    border-radius: 50px; /* 椭圆效果 */
}

/* 动画 */
@keyframes fadeIn {
    from { opacity: 0; transform: translate(-50%, 10px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

/* 右侧区域 (语言切换) */
.nav-right {
    display: flex;
    align-items: center;
}

/* 语言切换按钮 */
.lang-switch {
    color: #fff;
    border: 1px solid #fff;
    border-radius: 30px; /* 加大圆角以适应更大字体 */
    padding: 5px 20px;
    cursor: pointer;
    font-size: 30px; /* 增大字体大小，与社区(导航链接)一致 */
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'ZiYouFangHuaTi', sans-serif;
    transition: all 0.3s ease;
    position: relative; /* 为下拉菜单定位 */
    justify-self: auto; /* 重置 grid 属性 */
}

.lang-switch:hover {
    background-color: rgba(255,255,255,0.2);
}

/* 语言下拉菜单 */
.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%; /* 紧贴父元素底部 */
    left: 50%;
    transform: translateX(-50%);
    right: auto;
    background-color: #2D9CDB;
    background-image: linear-gradient(to bottom, #3498db, #2980b9);
    min-width: 140px; /* 增加宽度 */
    border-radius: 10px;
    padding: 10px 0;
    list-style: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    margin-top: 15px; /* 使用 margin 制造视觉间距 */
    z-index: 2000; /* 提高层级，确保在最上层 */
}

/* 增加透明桥梁防止鼠标移出消失 */
.lang-dropdown::before {
    content: '';
    position: absolute;
    top: -20px; /* 向上延伸覆盖 margin-top 的间隙 */
    left: 0;
    width: 100%;
    height: 25px; /* 高度足够覆盖间隙 */
}

/* 显示语言下拉菜单 */
.lang-switch:hover .lang-dropdown,
.lang-switch.active .lang-dropdown {
    display: block;
    animation: fadeIn 0.3s ease;
}

.lang-dropdown li {
    padding: 12px 20px; /* 增加内边距 */
    color: #fff;
    cursor: pointer;
    text-align: center;
    transition: background 0.3s;
    font-family: 'ZiYouFangHuaTi', sans-serif;
    font-size: 30px; /* 增大字体，与子菜单一致 */
    border: 1px solid transparent;
    border-radius: 50px;
    margin: 5px 10px;
}

.lang-dropdown li:hover {
    background-color: transparent;
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0.3));
    border: 1px solid #fff;
}

/* 汉堡菜单 (默认隐藏) */
.menu-toggle {
    display: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
}

/* 语言箭头旋转动画 */
.lang-arrow { display: inline-block; transition: transform .2s ease; }
.lang-switch.open .lang-arrow { transform: rotate(180deg); }

/* Logo Hover Effect */
.logo img {
    transition: transform 0.3s ease;
}
.logo:hover img {
    transform: scale(1.1);
}

/* Header Section */
.charity-header {
    position: relative;
    height: 60vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    margin-top: 0; /* Align to top */
    color: #fff;
    /* 背景图 */
    background: url('images/beneficence_banner.jpg') no-repeat center center;
    background-size: cover;
    background-color: #ff9a9e; /* Fallback */
}
/* 当前背景较亮，白色文字可能看不清，加阴影或者改颜色 */
.main-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    /* 渐变字体: 白 -> 粉 */
    background: linear-gradient(to bottom, #ffffff 30%, #ff9a9e 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    /* 保持阴影以确保在亮背景上可见，但需注意 text-shadow 在某些浏览器与 transparent color 的兼容性 */
    /* 使用 drop-shadow 滤镜替代 text-shadow 以获得更好的兼容性 */
    filter: drop-shadow(2px 2px 4px rgba(0,0,0,0.3));
    text-shadow: none;
    font-weight: bold;
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #fff;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.2);
}

.header-content {
    z-index: 1;
    padding: 20px;
    animation: fadeInUp 1s ease-out;
}

.divider img {
    width: 40px;
    height: auto;
    animation: bounce 2s infinite;
}

/* Intro Section */
.intro-section {
    padding: 60px 20px;
    background: #fff;
    margin-top: -50px; /* Overlap header */
    border-radius: 20px;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.intro-card {
    display: flex;
    align-items: center;
    gap: 40px;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.intro-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 15px;
}

.intro-image {
    flex: 1;
    text-align: center;
}

.intro-image img {
    max-width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow);
    /* transition: transform 0.3s ease; */
}

/* .intro-image img:hover {
    transform: scale(1.02);
} */

/* Projects Section */
.projects-section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-color);
}

.section-title img {
    height: 30px;
}

.project-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.project-card {
    display: flex;
    flex-direction: row;
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 240px;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.card-image {
    position: relative;
    width: 40%;
    min-height: 100%;
    overflow: hidden;
    flex-shrink: 0;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* transition: transform 0.5s ease; */
}

/* .project-card:hover .card-image img {
    transform: scale(1.1);
} */

.tag {
    position: absolute;
    top: 25px;
    right: 25px;
    background: #999; /* Default gray */
    color: #fff;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.tag.ongoing {
    background: #51cf66; /* Green */
}

.tag.completed {
    background: #ff6b6b; /* Red */
}

.tag.preparation {
    background: #fcc419; /* Yellow */
    color: #333; /* Dark text for yellow bg */
}

.card-body {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative; /* Ensure tag is positioned relative to card-body */
}

.card-body h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.card-body .desc {
    color: #777;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 80px; /* Increased margin to prevent overlap with absolute actions */
    min-height: 3em; /* Align cards */
}

.card-actions {
    position: absolute;
    bottom: 25px;
    right: 25px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.btn-detail {
    background: transparent;
    border: 1px solid #333;
    padding: 6px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-detail:hover {
    background: #333;
    color: #fff;
}

.duration {
    color: #888;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
}

.duration i {
    color: #ff9a9e;
}

/* CTA Section */
.cta-section {
    position: relative;
    text-align: center;
    padding: 80px 20px;
    overflow: hidden;
    color: #333;
}

.cta-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    opacity: 0.3;
    z-index: -1;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

.donation-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 30px; /* Add top margin */
    flex-wrap: wrap;
}

.donation-label {
    font-size: 1.1rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.3);
}

.donation-btn {
    background: rgba(255, 255, 255, 0.95);
    border: none;
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    font-size: 1rem;
    font-weight: bold;
}

.donation-btn:hover {
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.donation-btn.copied {
    background: #51cf66;
    color: #fff;
}

.cta-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(45deg, #ff9a9e, #fad0c4);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 5px 15px rgba(255, 154, 158, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 154, 158, 0.6);
}

/* Footer */
.simple-footer {
    text-align: center;
    padding: 20px;
    background: #333;
    color: #fff;
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* Responsive */
@media (max-width: 768px) {
    .main-title { font-size: 2.5rem; }
    .intro-card { flex-direction: column; }
    .intro-text { text-align: center; }
    .header-bg { object-position: center; }

    /* Stack cards vertically on mobile */
    .project-card {
        flex-direction: column;
    }
    .card-image {
        width: 100%;
        height: 200px;
    }
}

/* 导航栏响应式适配 (从主站同步) */
@media screen and (max-width: 1700px) {
    .nav-menu > li {
        margin: 0 30px; /* 减小间距 */
    }
    .nav-link {
        font-size: 32px; /* 稍微减小字体 */
    }
}

@media screen and (max-width: 1450px) {
    .nav-menu > li {
        margin: 0 15px; /* 进一步减小间距 */
    }
    .nav-link {
        font-size: 26px; /* 减小字体 */
        padding: 5px 10px;
    }
    .logo img {
        height: 60px; /* 缩小 Logo */
    }
    .lang-switch {
        font-size: 24px;
        padding: 4px 15px;
    }
}

@media screen and (max-width: 1200px) {
    .navbar .container {
        padding: 0 10px;
    }
    .nav-menu {
        margin: 0 10px;
    }
    .nav-menu > li {
        margin: 0 10px;
    }
    .nav-link {
        font-size: 22px;
    }
    .logo img {
        height: 50px;
    }
    .lang-switch {
        font-size: 20px;
        padding: 3px 10px;
    }
}

/* 移动端自适应 */
@media screen and (max-width: 992px) {
    .menu-toggle {
        display: block;
    }
    
    /* 移动端 Logo 依然在左 */
    .logo {
        flex-grow: 0;
    }

    /* 移动端菜单隐藏，变为全屏或侧滑 */
    .nav-menu {
        position: fixed;
        top: 90px; /* 匹配新的导航栏高度 (90px) */
        left: 0;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: #2c3e50;
        flex-direction: column;
        justify-content: flex-start;
        margin: 0;
        padding-top: 40px;
        overflow-y: auto;
        
        /* 修改动画为淡入/下滑，而不是从左侧滑入 */
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-menu > li {
        margin: 15px 0;
        width: 100%;
        text-align: center;
    }
    
    /* 移动端导航链接样式调整 */
    .nav-link {
        font-size: 26px; /* 移动端增大字体 (原22px) */
        justify-content: center;
        display: inline-flex; /* 使用 inline-flex 让边框包裹文字 */
        padding: 8px 20px; /* 调整内边距，参考网页版，不宜过大 */
        border: 1.5px solid transparent; /* 减小边框厚度，避免过于厚重 */
    }
    
    /* 移动端悬停/激活样式 */
    .nav-link:hover,
    .has-submenu.active > .nav-link {
        border: 1.5px solid #fff; /* 恢复实心白边框 */
        background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0.3)); /* 内部白色渐变 */
        border-radius: 50px;
    }
    
    /* 移动端显示下拉箭头 */
    .nav-link i {
        display: inline-block; /* 确保图标显示 */
        margin-left: 8px;
        font-size: 16px;
        transition: transform 0.3s ease; /* 三角形旋转动画 */
    }
    
    /* 当子菜单激活时，旋转三角形 */
    .has-submenu.active > .nav-link i {
        transform: rotate(180deg);
    }
    
    /* 移动端右侧语言切换显示 */
    .nav-right {
        display: flex; /* 在移动端显示 */
        margin-right: 15px; /* 与汉堡菜单保持间距 */
    }

    .lang-switch {
        padding: 4px 12px; /* 稍微减小内边距 */
        font-size: 16px; /* 稍微减小字体 */
    }
    
    .lang-dropdown {
        top: 120%; /* 增加下拉菜单距离，防止遮挡 */
        width: 120px; /* 调整下拉菜单宽度 */
    }

    .lang-dropdown li {
        font-size: 16px; /* 调整下拉菜单字体 */
        padding: 10px 15px;
    }
    
    /* 移动端子菜单 */
    .submenu {
        position: static;
        transform: none;
        background-color: rgba(0,0,0,0.2);
        background-image: none;
        width: 100%;
        box-shadow: none;
        display: none;
        margin-top: 0;
        padding: 10px 0;
        border-radius: 0;
    }
    
    .has-submenu:hover .submenu {
        display: none; /* 禁用 hover 显示 */
    }
    
    /* 移动端点击显示子菜单，无动画 */
    .has-submenu.active .submenu {
        display: block;
        animation: none; /* 禁用 fadeIn 动画 */
    }
    
    /* 移动端子菜单项样式 */
    .submenu li a {
        display: inline-block; /* 让子菜单项也是适应内容宽度 */
        margin: 5px 0;
        padding: 8px 20px; /* 减小一点 padding */
        font-size: 16px;
        text-align: center; /* 确保文字居中 */
    }
}