/* ====================
   EvalShare 组件样式
==================== */

/* --------------------
   页眉样式
-------------------- */
.site-header {
    position: relative;
    background: var(--es-white);
    border-bottom: 1px solid var(--es-gray-200);
    z-index: 1000;
}

.header-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--es-space-lg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

/* Logo */
.site-branding a {
    display: flex;
    align-items: center;
}

.site-logo {
    height: 40px;
    width: auto;
}

.site-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--es-secondary);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--es-space-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: var(--es-space-xs);
    padding: var(--es-space-sm) 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--es-gray-700);
    transition: color var(--es-transition-fast);
}

.nav-menu > li > a:hover {
    color: var(--es-primary);
}

.nav-menu > li.has-dropdown > a::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 4px;
}

/* 下拉菜单 */
.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--es-white);
    border-radius: var(--es-radius-lg);
    box-shadow: var(--es-shadow-lg);
    padding: var(--es-space-sm) 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--es-transition-normal);
}

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

.sub-menu li a {
    display: block;
    padding: var(--es-space-sm) var(--es-space-lg);
    font-size: 14px;
    color: var(--es-gray-700);
    transition: all var(--es-transition-fast);
}

.sub-menu li a:hover {
    background: var(--es-gray-50);
    color: var(--es-primary);
}

/* 菜单徽章 */
.menu-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    background: var(--es-primary);
    color: var(--es-white);
    border-radius: var(--es-radius-sm);
    margin-left: var(--es-space-xs);
}

/* 头部工具栏 */
.header-tools {
    display: flex;
    align-items: center;
    gap: var(--es-space-md);
}

.search-toggle,
.user-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--es-radius-full);
    color: var(--es-gray-600);
    transition: all var(--es-transition-fast);
}

.search-toggle:hover,
.user-menu-toggle:hover {
    background: var(--es-gray-100);
    color: var(--es-primary);
}

/* 用户菜单 */
.user-menu {
    position: relative;
}

.user-menu-toggle {
    width: auto;
    padding: 4px 12px 4px 4px;
    gap: var(--es-space-sm);
}

.user-menu-toggle img {
    width: 32px;
    height: 32px;
    border-radius: var(--es-radius-full);
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--es-gray-700);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--es-white);
    border-radius: var(--es-radius-lg);
    box-shadow: var(--es-shadow-lg);
    padding: var(--es-space-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--es-transition-normal);
}

.user-menu:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.user-nav-menu li a {
    display: block;
    padding: var(--es-space-sm) var(--es-space-lg);
    font-size: 14px;
    color: var(--es-gray-700);
    transition: all var(--es-transition-fast);
}

.user-nav-menu li a:hover {
    background: var(--es-gray-50);
    color: var(--es-primary);
}

.logout-link {
    display: block;
    padding: var(--es-space-sm) var(--es-space-lg);
    margin-top: var(--es-space-sm);
    border-top: 1px solid var(--es-gray-200);
    font-size: 14px;
    color: var(--es-error);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    padding: 0;
}

.menu-icon-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--es-gray-700);
    transition: all var(--es-transition-fast);
}

/* 搜索弹窗 */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--es-transition-normal);
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
}

.search-modal-content {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 var(--es-space-lg);
    background: var(--es-white);
    border-radius: var(--es-radius-xl);
    padding: var(--es-space-xl);
    box-shadow: var(--es-shadow-xl);
    transform: translateY(-20px);
    transition: transform var(--es-transition-normal);
}

.search-modal.active .search-modal-content {
    transform: translateY(0);
}

.search-modal-close {
    position: absolute;
    top: var(--es-space-md);
    right: var(--es-space-md);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--es-gray-500);
    border-radius: var(--es-radius-full);
    transition: all var(--es-transition-fast);
}

.search-modal-close:hover {
    background: var(--es-gray-100);
    color: var(--es-gray-700);
}

.search-form {
    display: flex;
    gap: var(--es-space-sm);
}

.search-field {
    flex: 1;
    padding: var(--es-space-md);
    font-size: 16px;
    border: 2px solid var(--es-gray-200);
    border-radius: var(--es-radius-lg);
    transition: border-color var(--es-transition-fast);
}

.search-field:focus {
    outline: none;
    border-color: var(--es-primary);
}

.search-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--es-primary);
    color: var(--es-white);
    border-radius: var(--es-radius-lg);
    transition: background var(--es-transition-fast);
}

.search-submit:hover {
    background: var(--es-primary-dark);
}

/* 透明导航 */
.header-transparent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-bottom: none;
}

.header-transparent .nav-menu > li > a,
.header-transparent .site-title,
.header-transparent .search-toggle,
.header-transparent .user-name {
    color: var(--es-white);
}

.header-transparent .menu-icon-bar {
    background: var(--es-white);
}

/* 固定导航 */
.header-sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* --------------------
   页脚样式
-------------------- */
.site-footer {
    background: var(--es-secondary);
    color: var(--es-gray-300);
}

.footer-main {
    padding: var(--es-space-4xl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(4, 1fr);
    gap: var(--es-space-2xl);
}

/* 品牌区域 */
.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--es-space-lg);
}

.footer-logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-description {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: var(--es-space-lg);
}

/* 社交媒体 */
.footer-social {
    display: flex;
    gap: var(--es-space-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--es-radius-md);
    transition: all var(--es-transition-fast);
}

.social-link:hover {
    background: var(--es-primary);
    transform: translateY(-2px);
}

/* 链接栏目 */
.footer-column-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--es-white);
    margin-bottom: var(--es-space-lg);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--es-space-sm);
}

.footer-links a {
    font-size: 14px;
    color: var(--es-gray-400);
    transition: color var(--es-transition-fast);
}

.footer-links a:hover {
    color: var(--es-white);
}

/* 底部版权 */
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: var(--es-space-lg) 0;
}

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

.footer-copyright {
    font-size: 13px;
    color: var(--es-gray-500);
}

.footer-copyright p {
    margin: 0;
}

.footer-icp {
    margin-top: 4px;
}

.footer-legal-menu {
    display: flex;
    gap: var(--es-space-lg);
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-legal-menu a {
    font-size: 13px;
    color: var(--es-gray-500);
    transition: color var(--es-transition-fast);
}

.footer-legal-menu a:hover {
    color: var(--es-white);
}

/* 浅色页脚 */
.footer-light {
    background: var(--es-gray-100);
    color: var(--es-gray-700);
}

.footer-light .footer-logo img {
    filter: none;
}

.footer-light .footer-column-title {
    color: var(--es-gray-900);
}

.footer-light .footer-links a {
    color: var(--es-gray-600);
}

.footer-light .footer-links a:hover {
    color: var(--es-primary);
}

.footer-light .footer-bottom {
    border-top-color: var(--es-gray-300);
}

.footer-light .footer-copyright,
.footer-light .footer-legal-menu a {
    color: var(--es-gray-500);
}

/* 品牌色页脚 */
.footer-color {
    background: var(--es-primary);
    color: rgba(255,255,255,0.9);
}

.footer-color .footer-column-title {
    color: var(--es-white);
}

.footer-color .footer-links a {
    color: rgba(255,255,255,0.7);
}

.footer-color .footer-links a:hover {
    color: var(--es-white);
}

.footer-color .footer-bottom {
    border-top-color: rgba(255,255,255,0.2);
}

.footer-color .social-link {
    background: rgba(255,255,255,0.2);
}

/* --------------------
   回到顶部按钮
-------------------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--es-white);
    color: var(--es-gray-700);
    border-radius: var(--es-radius-full);
    box-shadow: var(--es-shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--es-transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--es-primary);
    color: var(--es-white);
    transform: translateY(-4px);
}

/* --------------------
   移动端菜单
-------------------- */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--es-transition-normal);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 85vw;
    background: var(--es-white);
    z-index: 999;
    transform: translateX(100%);
    transition: transform var(--es-transition-normal);
}

.mobile-menu-panel.active {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--es-space-lg);
    border-bottom: 1px solid var(--es-gray-200);
}

.mobile-menu-title {
    font-size: 18px;
    font-weight: 600;
}

.mobile-menu-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--es-gray-500);
    border-radius: var(--es-radius-full);
}

.mobile-nav {
    padding: var(--es-space-md);
}

.mobile-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-menu li {
    border-bottom: 1px solid var(--es-gray-100);
}

.mobile-menu li a {
    display: block;
    padding: var(--es-space-md);
    font-size: 16px;
    color: var(--es-gray-700);
}

.mobile-menu .sub-menu {
    display: none;
    padding-left: var(--es-space-lg);
}

.mobile-menu .sub-menu.active {
    display: block;
}

/* --------------------
   响应式
-------------------- */
@media (max-width: 1024px) {
    .main-navigation {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        max-width: none;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header-inner {
        height: 64px;
    }
    
    .header-tools .btn {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--es-space-xl);
        text-align: center;
    }
    
    .footer-column-title {
        margin-bottom: var(--es-space-md);
    }
    
    .footer-bottom-inner {
        flex-direction: column;
        gap: var(--es-space-md);
        text-align: center;
    }
    
    .footer-legal-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}