/**
 * ============================================
 * 文件名称: navigation.css
 * 功能描述: 导航栏组件独立样式文件
 * 作者: 幻天Tool
 * 创建日期: 2026-04-07
 * 版本: 1.0.0
 * ============================================
 */

/* ============================================
 * 导航栏主体
 * ============================================ */
.navbar {
    background: rgba(15, 15, 35, 0.85) !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1000 !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
    padding: 0 !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15) !important;
    height: 64px !important;
    min-height: 64px !important;
    max-height: 64px !important;
    box-sizing: border-box !important;
}

.navbar .container {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    position: relative !important;
    flex-wrap: nowrap !important;
    gap: 16px !important;
    height: 100% !important;
    min-height: 64px !important;
    max-height: 64px !important;
    box-sizing: border-box !important;
}

.navbar .container > .nav-brand {
    flex-shrink: 0 !important;
}

.navbar .container > .nav-menu {
    flex-shrink: 0 !important;
}

.navbar .container > .search-box {
    flex-shrink: 0 !important;
}

.navbar .container > .nav-actions {
    flex-shrink: 0 !important;
}

/* ============================================
 * Logo区域
 * ============================================ */
.nav-brand {
    position: relative !important;
    z-index: 1001 !important;
}

.nav-brand h1 {
    font-size: 1.5rem !important;
    font-weight: 800 !important;
    background: var(--gradient-primary) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background: text !important;
    margin: 0 !important;
    letter-spacing: -0.5px !important;
    position: relative !important;
    line-height: 64px !important;
    height: 64px !important;
}

.nav-brand h1::after {
    content: '' !important;
    position: absolute !important;
    bottom: 12px !important;
    left: 0 !important;
    right: 0 !important;
    height: 3px !important;
    background: var(--gradient-primary) !important;
    border-radius: 2px !important;
    opacity: 0.6 !important;
}

/* ============================================
 * 导航菜单
 * ============================================ */
.nav-menu {
    display: flex !important;
    list-style: none !important;
    gap: 6px !important;
    position: relative !important;
    z-index: 1001 !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
    flex-shrink: 1 !important;
    min-width: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    height: 64px !important;
}

.nav-menu li {
    position: relative !important;
    z-index: 1002 !important;
    margin: 0 !important;
    padding: 0 !important;
    height: 64px !important;
    display: flex !important;
    align-items: center !important;
}

.nav-menu a {
    color: var(--text-secondary) !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative !important;
    padding: 8px 14px !important;
    border-radius: 10px !important;
    display: inline-flex !important;
    align-items: center !important;
    height: auto !important;
    line-height: 1.2 !important;
    box-sizing: border-box !important;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.05) !important;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-primary) !important;
    background: rgba(255, 255, 255, 0.08) !important;
}

.nav-menu a.active {
    background: rgba(255, 255, 255, 0.12) !important;
    color: var(--text-primary) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
}

.nav-menu a::before {
    content: '' !important;
    position: absolute !important;
    inset: 0 !important;
    border-radius: 10px !important;
    background: rgba(255, 255, 255, 0.05) !important;
    opacity: 0 !important;
    transition: opacity 0.3s ease !important;
    z-index: -1 !important;
}

.nav-menu a:hover::before {
    opacity: 1 !important;
}

/* ============================================
 * 下拉菜单
 * ============================================ */
.nav-dropdown {
    position: relative;
}

.nav-dropdown > a {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-dropdown > a svg,
.nav-dropdown > a::after {
    content: '';
}

.nav-dropdown > a::after {
    content: '▾';
    font-size: 10px;
    margin-left: 2px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 700;
}

.nav-dropdown:hover > a::after {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute !important;
    top: calc(100% + 12px) !important;
    left: 50% !important;
    transform: translateX(-50%) translateY(8px) scale(0.95) !important;
    min-width: 180px !important;
    background: rgba(20, 20, 40, 0.95) !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 16px !important;
    padding: 8px !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.06) inset !important;
    z-index: 1100 !important;
    overflow: hidden !important;
}

.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(255, 255, 255, 0.1);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) translateY(0) scale(1) !important;
}

.nav-dropdown-menu li {
    list-style: none;
    margin: 2px 0;
}

.nav-dropdown-menu a {
    display: block !important;
    padding: 12px 16px !important;
    color: var(--text-secondary) !important;
    text-decoration: none !important;
    font-weight: 500 !important;
    font-size: 0.92rem !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
    white-space: nowrap !important;
    border-radius: 10px !important;
    position: relative !important;
    overflow: hidden !important;
}

.nav-dropdown-menu a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    border-radius: 0 2px 2px 0;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.nav-dropdown-menu a:hover {
    background: rgba(99, 102, 241, 0.12) !important;
    color: var(--text-primary) !important;
    transform: translateX(4px) !important;
}

.nav-dropdown-menu a:hover::before {
    opacity: 1;
}

.nav-dropdown-menu a.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.15);
}

.nav-dropdown-menu a.active::before {
    opacity: 1;
}

.nav-dropdown-menu a.active::after {
    display: none;
}

/* ============================================
 * 搜索框
 * ============================================ */
.navbar .search-box,
#searchBox {
    position: relative !important;
    margin-right: 4px !important;
    flex-shrink: 0 !important;
    height: auto !important;
}

.navbar .search-box input,
#searchInput {
    padding: 8px 32px 8px 14px !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border: none !important;
    border-radius: 20px !important;
    color: var(--text-primary) !important;
    font-size: 13px !important;
    width: 150px !important;
    max-width: 150px !important;
    height: 36px !important;
    min-height: 36px !important;
    max-height: 36px !important;
    transition: width var(--transition-normal), background var(--transition-normal) !important;
    flex-shrink: 0 !important;
    line-height: 1 !important;
    display: block !important;
    box-sizing: border-box !important;
}

.navbar .search-box input:focus,
#searchInput:focus {
    outline: none !important;
    background: rgba(255, 255, 255, 0.08) !important;
    width: 180px !important;
    box-shadow: none !important;
    border: none !important;
}

.navbar .search-box input::placeholder,
#searchInput::placeholder {
    color: var(--text-muted) !important;
}

.navbar .search-icon,
#searchBox .search-icon {
    position: absolute !important;
    right: 12px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: var(--text-muted) !important;
    pointer-events: none !important;
    font-size: 14px !important;
}

/* ============================================
 * 搜索结果
 * ============================================ */
.search-results {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1002;
    display: none;
    animation: slideDown 0.2s ease;
    pointer-events: auto;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: var(--text-primary);
}

.search-result-item:hover {
    background: rgba(99, 102, 241, 0.1);
}

.search-result-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
}

.search-result-info {
    flex: 1;
}

.search-result-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
}

.search-result-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.search-tag {
    font-size: 11px;
    padding: 2px 8px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-radius: 8px;
}

.search-no-results {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.search-history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

.search-clear-history {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all var(--transition-fast);
}

.search-clear-history:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

/* ============================================
 * 导航操作按钮
 * ============================================ */
.navbar .nav-actions {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    height: 64px !important;
}

.navbar .nav-btn {
    background: var(--gradient-primary) !important;
    color: white !important;
    border: none !important;
    padding: 8px 16px !important;
    border-radius: var(--radius-md) !important;
    cursor: pointer !important;
    font-size: 0.9rem !important;
    font-weight: 500 !important;
    transition: all var(--transition-normal) !important;
    position: relative !important;
    z-index: 1001 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    white-space: nowrap !important;
    height: auto !important;
    box-sizing: border-box !important;
}

.navbar .keyboard-help-btn i {
    font-size: 1.1rem !important;
}

.navbar .nav-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4) !important;
}

.navbar .nav-btn:active {
    transform: translateY(0) !important;
}

.navbar .nav-action-btn {
    padding: 8px !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    border-radius: 8px !important;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--text-primary) !important;
    opacity: 0.7 !important;
    height: auto !important;
    min-width: auto !important;
    width: auto !important;
}

.navbar .nav-action-btn:hover {
    opacity: 1 !important;
    background: rgba(255, 255, 255, 0.1) !important;
    transform: scale(1.1) !important;
}

.navbar .nav-action-btn:active {
    transform: scale(0.95) !important;
}

/* ============================================
 * 主题切换
 * ============================================ */
.theme-toggle {
    position: relative;
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
}

.navbar .theme-toggle i {
    font-size: 1.2rem !important;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
}

.navbar .theme-toggle:hover i {
    transform: rotate(15deg) !important;
}

.theme-toggle-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 0;
    min-width: 160px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    z-index: 1002;
}

.theme-toggle-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.theme-option:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.theme-option.active {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.theme-option-icon {
    font-size: 18px;
}

.theme-option-label {
    font-size: 14px;
    font-weight: 500;
}

/* ============================================
 * 浅色主题
 * ============================================ */
[data-theme="light"] .navbar {
    background: rgba(255, 255, 255, 0.72) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
}

[data-theme="light"] .nav-menu a {
    color: #424245;
}

[data-theme="light"] .nav-menu a:hover {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .nav-menu a.active {
    color: #1d1d1f;
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-menu a::before {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .nav-dropdown-menu {
    background: rgba(255, 255, 255, 0.85) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.12),
        0 0 0 0.5px rgba(255, 255, 255, 0.6) inset !important;
}

[data-theme="light"] .nav-dropdown-menu::before {
    border-bottom-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="light"] .nav-dropdown-menu a {
    color: #424245 !important;
}

[data-theme="light"] .nav-dropdown-menu a:hover {
    background: rgba(0, 0, 0, 0.05) !important;
}

[data-theme="light"] .nav-action-btn:hover {
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .navbar .search-box input,
[data-theme="light"] #searchInput {
    background: rgba(255, 255, 255, 0.8) !important;
    border-color: rgba(0, 0, 0, 0.1) !important;
}

[data-theme="light"] .search-results {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .search-history-header {
    border-color: rgba(0, 0, 0, 0.08);
}

/* ============================================
 * Glass Apple 主题导航栏样式
 * ============================================ */
[data-theme="glass-apple"] .navbar {
    background: rgba(255, 255, 255, 0.72) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
}

[data-theme="glass-apple"] .nav-menu a {
    color: #424245;
}

[data-theme="glass-apple"] .nav-menu a:hover {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="glass-apple"] .nav-menu a.active {
    color: #1d1d1f;
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="glass-apple"] .nav-menu a::before {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="glass-apple"] .nav-dropdown-menu {
    background: rgba(255, 255, 255, 0.85) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.12),
        0 0 0 0.5px rgba(255, 255, 255, 0.6) inset !important;
}

[data-theme="glass-apple"] .nav-dropdown-menu::before {
    border-bottom-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="glass-apple"] .nav-dropdown-menu a {
    color: #424245 !important;
}

[data-theme="glass-apple"] .nav-dropdown-menu a:hover {
    background: rgba(0, 0, 0, 0.05) !important;
}

[data-theme="glass-apple"] .nav-action-btn:hover {
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="glass-apple"] .navbar .search-box input,
[data-theme="glass-apple"] #searchInput {
    background: rgba(255, 255, 255, 0.8) !important;
    border-color: rgba(0, 0, 0, 0.1) !important;
}

[data-theme="glass-apple"] .search-results {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="glass-apple"] .search-history-header {
    border-color: rgba(0, 0, 0, 0.08);
}

/* ============================================
 * Glass Purple 主题导航栏样式
 * ============================================ */
[data-theme="glass-purple"] .navbar {
    background: rgba(255, 255, 255, 0.72) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
}

[data-theme="glass-purple"] .nav-menu a {
    color: #424245;
}

[data-theme="glass-purple"] .nav-menu a:hover {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="glass-purple"] .nav-menu a.active {
    color: #1d1d1f;
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="glass-purple"] .nav-menu a::before {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="glass-purple"] .nav-dropdown-menu {
    background: rgba(255, 255, 255, 0.85) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.12),
        0 0 0 0.5px rgba(255, 255, 255, 0.6) inset !important;
}

[data-theme="glass-purple"] .nav-dropdown-menu::before {
    border-bottom-color: rgba(0, 0, 0, 0.08) !important;
}

[data-theme="glass-purple"] .nav-dropdown-menu a {
    color: #424245 !important;
}

[data-theme="glass-purple"] .nav-dropdown-menu a:hover {
    background: rgba(0, 0, 0, 0.05) !important;
}

[data-theme="glass-purple"] .nav-action-btn:hover {
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="glass-purple"] .navbar .search-box input,
[data-theme="glass-purple"] #searchInput {
    background: rgba(255, 255, 255, 0.8) !important;
    border-color: rgba(0, 0, 0, 0.1) !important;
}

[data-theme="glass-purple"] .search-results {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="glass-purple"] .search-history-header {
    border-color: rgba(0, 0, 0, 0.08);
}

/* ============================================
 * 响应式设计
 * ============================================ */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column !important;
        gap: 12px !important;
        height: auto !important;
        min-height: auto !important;
        max-height: none !important;
        padding: 12px 20px !important;
        align-items: flex-start;
    }

    .navbar {
        height: auto !important;
        min-height: auto !important;
        max-height: none !important;
    }

    .navbar .nav-menu {
        gap: 15px !important;
        flex-wrap: wrap !important;
        justify-content: center !important;
        height: auto !important;
    }

    .navbar .nav-menu li {
        height: auto !important;
    }

    .navbar .nav-brand h1 {
        line-height: 1.2 !important;
        height: auto !important;
    }

    .navbar .nav-actions {
        height: auto !important;
    }

    .navbar .search-box,
    #searchBox {
        margin-right: 0 !important;
        margin-top: 12px !important;
        width: 100% !important;
    }
    
    .navbar .search-box input,
    #searchInput {
        width: 100% !important;
    }
    
    .navbar .search-box input:focus,
    #searchInput:focus {
        width: 100% !important;
    }
}

@media (max-width: 640px) {
    .navbar {
        padding: 12px 0;
    }

    .navbar .container {
        padding: 0 16px;
    }

    .nav-brand h1 {
        font-size: 1.35rem;
    }

    .nav-menu {
        gap: 6px;
    }

    .nav-menu a {
        font-size: 0.85rem;
        padding: 8px 12px;
    }
}