/* 全局样式 - 固定深色模式 */
:root {
    --primary-color: #0066CC;
    --primary-dark: #004499;
    --primary-light: #CCE5FF;
    --secondary-color: #03DAC6;
    --background-color: #121212;
    --surface-color: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #B3B3B3;
    --border-color: #333333;
    --shadow-light: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-medium: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-heavy: 0 8px 32px rgba(0,0,0,0.5);
    --success-color: #4CAF50;
    --success-light: #E8F5E8;
    --warning-color: #FF9800;
    --warning-light: #FFF3E0;
    --error-color: #F44336;
    --error-light: #FFEBEE;
}

/* 表格行悬停效果 */
.data-table tbody tr:hover {
    background-color: #2A2A2A !important;
}

.data-table tbody tr:hover td {
    color: var(--text-primary) !important;
}

/* 黑名单表格特殊样式 */
.blacklist-table tbody tr:hover {
    background-color: #2A2A2A !important;
}

.blacklist-table tbody tr:hover td {
    color: var(--text-primary) !important;
}

.blacklist-table tbody tr:hover .blacklist-username {
    color: #FF6B6B !important;
}

.blacklist-table tbody tr:hover .blacklist-reason {
    color: var(--text-secondary) !important;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    transition: all 0.3s ease;
}

/* 导航栏样式 */
.navbar {
    background: var(--primary-color);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-medium);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

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

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--surface-color);
    border-radius: 8px;
    box-shadow: var(--shadow-heavy);
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

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

.dropdown-item {
    display: block;
    padding: 12px 20px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 6px;
    margin: 5px;
}

.dropdown-item:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}


/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* 主要内容 */
.main-content {
    margin-top: 70px;
    min-height: calc(100vh - 140px);
    padding: 40px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 页面标题 */
.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* 搜索区域 */
.search-section {
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
}

.search-box {
    position: relative;
    max-width: 500px;
    width: 100%;
}

.search-box input {
    width: 100%;
    padding: 15px 50px 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--surface-color);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.search-btn {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    border: none;
    color: white;
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-50%) scale(1.1);
}

/* 平台卡片网格 */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

/* 平台卡片 */
.platform-card {
    background: var(--surface-color);
    border-radius: 8px;
    box-shadow: var(--shadow-light);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.platform-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

.card-header {
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--primary-color);
    color: white;
}

.platform-logo {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.default-logo {
    font-size: 24px;
    color: white;
}

.platform-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.ccu-code {
    font-size: 0.9rem;
    opacity: 0.9;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 8px;
    border-radius: 4px;
    font-family: monospace;
}

.card-body {
    padding: 25px;
}

.platform-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.platform-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.detail-item i {
    color: var(--primary-color);
    width: 16px;
}

.detail-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.detail-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.card-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border-color);
    background: rgba(var(--primary-color), 0.05);
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--surface-color);
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.contact-item i {
    color: var(--primary-color);
}

/* 无数据状态 */
.no-data {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.no-data i {
    font-size: 4rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.no-data h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

/* 页脚 */
.footer {
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    text-align: center;
    color: var(--text-secondary);
}

/* 加载动画 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.show {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    text-align: center;
    color: white;
    animation: fadeInUp 0.5s ease;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top: 4px solid var(--primary-color);
    border-right: 4px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
    position: relative;
}

.spinner::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border: 2px solid transparent;
    border-top: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: spin 2s linear infinite reverse;
}

.loading-text {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
    animation: pulse 2s ease-in-out infinite;
}

.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

/* 页面加载动画 */
.page-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--background-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: all 0.5s ease;
}

.page-loading.hide {
    opacity: 0;
    visibility: hidden;
    transform: scale(0.9);
}

.page-loading-content {
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

.page-loading-logo {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    animation: bounce 2s ease-in-out infinite;
}

.page-loading-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.page-loading-subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* 进度条加载动画 */
.progress-loading {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin: 20px auto;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    animation: progress 2s ease-in-out infinite;
}

/* 脉冲加载动画 */
.pulse-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse-scale 1.5s ease-in-out infinite;
}

.pulse-loading:nth-child(2) {
    animation-delay: 0.2s;
}

.pulse-loading:nth-child(3) {
    animation-delay: 0.4s;
}

/* 骨架屏加载动画 */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

.skeleton {
    background: linear-gradient(90deg, #2a2a2a 25%, #3a3a3a 50%, #2a2a2a 75%);
    background-size: 200% 100%;
}

.skeleton-text {
    height: 16px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 24px;
    border-radius: 4px;
    margin-bottom: 16px;
    width: 60%;
}

.skeleton-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

/* 按钮加载状态 */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn-loading .btn-text {
    opacity: 0;
}

/* 表格加载状态 */
.table-loading {
    position: relative;
}

.table-loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    z-index: 10;
}

.table-loading::before {
    background: rgba(30, 30, 30, 0.8);
}

.table-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 11;
}

/* 动画关键帧 */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
}

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

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

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--surface-color);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}