/**
 * WMA Pro 主样式文件
 * 
 * @package WMA_Pro
 * @since 1.0.0
 */

/* ============================================
   全局布局
   ============================================ */

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-content {
    flex: 1;
    padding: var(--spacing-2xl) 0;
}

/* ============================================
   页头样式
   ============================================ */

.breaking-news-bar {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    overflow: hidden;
}

.breaking-news-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

.breaking-news-label {
    font-weight: var(--font-weight-bold);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.breaking-news-content {
    flex: 1;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(90deg, transparent 0%, black 30px, black calc(100% - 30px), transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 30px, black calc(100% - 30px), transparent 100%);
}

.breaking-news-slider {
    display: flex;
    gap: var(--spacing-xl);
    animation: scroll-news 30s linear infinite;
}

.breaking-news-item {
    color: white;
    white-space: nowrap;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.breaking-news-item:hover {
    opacity: 1;
    color: white;
}

@keyframes scroll-news {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 页头顶部 */
.header-top {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.header-top-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-date {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-social {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.social-link {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.social-link:hover {
    color: var(--color-primary);
}

/* 主题切换按钮 */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-lg);
    padding: 0;
    display: flex;
    align-items: center;
}

[data-theme="light"] .theme-toggle-dark,
[data-theme="dark"] .theme-toggle-light {
    display: none;
}

/* 页头主体 */
.header-main {
    background: var(--bg-primary);
    padding: var(--spacing-lg) 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-main-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
}

/* Logo和站点标题 */
.site-branding {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.site-title {
    margin: 0;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.site-title a {
    color: var(--text-primary);
}

.site-description {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-family: var(--font-body);
}

.custom-logo-link {
    display: block;
    max-width: 250px;
}

.custom-logo {
    height: auto;
    max-height: 60px;
}

/* 导航菜单 */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.menu-toggle {
    display: none; /* 桌面端隐藏 */
}

.primary-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--spacing-lg);
}

.primary-menu li {
    position: relative;
}

.primary-menu a {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-md);
    display: block;
    transition: all var(--transition-fast);
}

.primary-menu a:hover,
.primary-menu .current-menu-item > a {
    color: var(--color-primary);
}

/* 子菜单 */
.primary-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-primary);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    min-width: 200px;
    padding: var(--spacing-sm);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 1000;
}

.primary-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.primary-menu .sub-menu a {
    padding: var(--spacing-sm) var(--spacing-md);
}

/* 搜索框 - 始终显示 */
.header-search {
    flex: 0 0 auto;
    min-width: 280px;
    max-width: 400px;
}

.header-search .search-form {
    margin: 0;
    width: 100%;
}

.header-search .search-form-inner {
    border-radius: var(--radius-full);
    min-height: 46px;
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid transparent;
    box-shadow: none;
}

.header-search .search-form-inner:focus-within {
    background: var(--bg-secondary);
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.15);
}

.header-search .search-field {
    font-size: 15px;
    padding: 12px 20px;
    min-height: 46px;
}

.header-search .search-field::placeholder {
    font-size: 14px;
}

.header-search .search-submit {
    min-width: 60px;
    padding: 0 20px;
    font-size: 14px;
}

/* ============================================
   页脚样式
   ============================================ */

.site-footer {
    background: var(--color-dark);
    color: var(--color-light);
    margin-top: auto;
}

.footer-widgets {
    padding: var(--spacing-3xl) 0;
}

.footer-widgets-inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.footer-widget-column h4 {
    color: white;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-widget-column a {
    color: var(--color-light);
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-widget-column a:hover {
    opacity: 1;
    color: white;
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.site-info {
    font-size: var(--font-size-sm);
    color: var(--color-light);
    opacity: 0.7;
}

.site-info a {
    color: white;
}

.footer-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-menu a {
    color: var(--color-light);
    opacity: 0.7;
    font-size: var(--font-size-sm);
}

.footer-menu a:hover {
    opacity: 1;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
}

/* ============================================
   响应式设计
   ============================================ */

@media (max-width: 1024px) {
    .header-main-inner {
        gap: var(--spacing-md);
    }
    
    .primary-menu {
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    /* 移动端菜单 */
    .menu-toggle {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        padding: var(--spacing-sm);
    }
    
    .menu-icon {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        position: relative;
    }
    
    .menu-icon::before,
    .menu-icon::after {
        content: '';
        position: absolute;
        width: 100%;
        height: 2px;
        background: var(--text-primary);
        transition: transform var(--transition-base);
    }
    
    .menu-icon::before {
        top: -8px;
    }
    
    .menu-icon::after {
        top: 8px;
    }
    
    .menu-toggle[aria-expanded="true"] .menu-icon {
        background: transparent;
    }
    
    .menu-toggle[aria-expanded="true"] .menu-icon::before {
        transform: rotate(45deg) translateY(8px);
    }
    
    .menu-toggle[aria-expanded="true"] .menu-icon::after {
        transform: rotate(-45deg) translateY(-8px);
    }
    
    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
    }
    
    .main-navigation.toggled {
        max-height: 500px;
    }
    
    .primary-menu {
        flex-direction: column;
        padding: var(--spacing-md);
    }
    
    .primary-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: var(--spacing-lg);
    }
    
    .header-date {
        display: none;
    }
    
    /* 移动端搜索框优化 */
    .header-search {
        min-width: 240px;
        max-width: 300px;
        flex: 1 1 auto;
    }
    
    .header-search .search-form-inner {
        min-height: 44px;
    }
    
    .header-search .search-field {
        font-size: 15px;
        padding: 10px 16px;
    }
    
    .header-search .search-submit {
        min-width: 56px;
        padding: 0 16px;
    }
    
    .footer-widgets-inner {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .header-main-inner {
        flex-wrap: wrap;
    }
    
    .header-search {
        order: 3;
        min-width: 100%;
        max-width: 100%;
        margin-top: var(--spacing-sm);
    }
    
    .header-search .search-form-inner {
        min-height: 48px;
    }
    
    .header-search .search-field {
        font-size: 16px;
        padding: 12px 16px;
    }
    
    .header-search .search-submit {
        min-width: 60px;
        padding: 0 18px;
    }
}