/* 在线用户小工具样式 - 星空知 www.xkzhi.cn */

/* 基础样式 - 优化阴影 */
.zibll-online-users-widget {
    background: linear-gradient(135deg, #f5f7fa 0%, #f8fafc 100%);
    border-radius: 16px;
    box-shadow: 
        0 1px 1px rgba(0,0,0,0.02),
        0 2px 2px rgba(0,0,0,0.02),
        0 4px 4px rgba(0,0,0,0.02),
        0 8px 8px rgba(0,0,0,0.03),
        0 16px 16px rgba(0,0,0,0.03);
    padding: 25px;
    margin-bottom: 30px;
    border: 1px solid rgba(255,255,255,0.5);
    backdrop-filter: blur(8px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.zibll-online-users-widget:hover {
    box-shadow: 
        0 1px 1px rgba(0,0,0,0.03),
        0 2px 2px rgba(0,0,0,0.03),
        0 4px 4px rgba(0,0,0,0.03),
        0 8px 8px rgba(0,0,0,0.04),
        0 16px 16px rgba(0,0,0,0.04),
        0 24px 24px rgba(0,0,0,0.05);
    transform: translateY(-3px) scale(1.005);
}

/* 标题样式 */
.zibll-online-users-title {
    font-size: 1.3em;
    color: #2d3748;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    font-weight: 600;
}

.online-title-icon {
    margin-right: 10px;
    font-size: 1.2em;
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
}

/* 在线人数统计 */
.zibll-online-users-count {
    background: rgba(74, 85, 104, 0.1);
    padding: 8px 15px;
    border-radius: 50px;
    font-size: 0.9em;
    color: #4a5568;
    margin-bottom: 20px;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}
.zibll-online-users-count:hover {
    background: rgba(74, 85, 104, 0.2);
}

.count-bubble {
    background: linear-gradient(135deg, #4CAF50 0%, #81C784 100%);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    font-size: 0.8em;
    font-weight: bold;
    box-shadow: 
        0 1px 1px rgba(76, 175, 80, 0.2),
        0 2px 2px rgba(76, 175, 80, 0.15),
        0 4px 4px rgba(76, 175, 80, 0.1);
}

/* 网格布局 */
.zibll-online-users-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin: 0 -5px;
}

.zibll-columns-3 { grid-template-columns: repeat(3, 1fr); }
.zibll-columns-4 { grid-template-columns: repeat(4, 1fr); }
.zibll-columns-5 { grid-template-columns: repeat(5, 1fr); }
.zibll-columns-6 { grid-template-columns: repeat(6, 1fr); }

/* 单个用户卡片 */
.zibll-online-user-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.zibll-user-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    will-change: transform;
}

.zibll-user-link:hover {
    transform: translateY(-5px);
}

/* 头像容器 */
.zibll-avatar-container {
    position: relative;
    margin-bottom: 8px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.zibll-user-link:hover .zibll-avatar-container {
    transform: scale(1.05);
}

/* 用户头像 */
.zibll-online-user-card img.avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid white;
    box-shadow: 
        0 1px 1px rgba(0,0,0,0.05),
        0 2px 2px rgba(0,0,0,0.05),
        0 4px 4px rgba(0,0,0,0.05),
        0 6px 6px rgba(0,0,0,0.06);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.zibll-user-link:hover img.avatar {
    box-shadow: 
        0 2px 2px rgba(0,0,0,0.06),
        0 4px 4px rgba(0,0,0,0.06),
        0 8px 8px rgba(0,0,0,0.07),
        0 12px 12px rgba(0,0,0,0.08);
}

/* 在线状态指示器 */
.zibll-online-status {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 14px;
    height: 14px;
    background: linear-gradient(135deg, #4CAF50 0%, #81C784 100%);
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 
        0 0 0 1px rgba(76, 175, 80, 0.2),
        0 0 0 2px rgba(76, 175, 80, 0.15);
    animation: pulse 1.5s infinite;
    z-index: 2;
}

.zibll-online-status.small {
    width: 10px;
    height: 10px;
    border: 2px solid white;
}

/* 用户名 */
.zibll-user-name {
    font-size: 0.8em;
    color: #4a5568;
    text-align: center;
    word-break: break-word;
    line-height: 1.4;
    font-weight: 500;
    transition: all 0.3s ease;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.zibll-user-link:hover .zibll-user-name {
    color: #2d3748;
    font-weight: 600;
}

/* 悬浮卡片 */
.zibll-user-hover-card {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 180px;
    background: white;
    border-radius: 12px;
    padding: 15px;
    opacity: 0;
    visibility: hidden;
    transition: 
        opacity 0.3s ease-out,
        transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    z-index: 10;
    pointer-events: none;
    text-align: center;
    box-shadow: 
        0 4px 20px rgba(0,0,0,0.08),
        0 8px 32px rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.06);
}

.zibll-user-link:hover .zibll-user-hover-card {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    box-shadow: 
        0 6px 25px rgba(0,0,0,0.1),
        0 12px 40px rgba(0,0,0,0.15);
}

/* 添加卡片升起时的微光效果 */
.zibll-user-hover-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0) 100%);
    border-radius: 12px 12px 0 0;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.zibll-user-link:hover .zibll-user-hover-card::before {
    opacity: 0.6;
}

/* 优化卡片内容过渡 */
.zibll-user-hover-card > * {
    transform: translateY(5px);
    opacity: 0.9;
    transition: 
        transform 0.4s cubic-bezier(0.23, 1, 0.32, 1),
        opacity 0.4s ease;
}

.zibll-user-link:hover .zibll-user-hover-card > * {
    transform: translateY(0);
    opacity: 1;
}

/* 延迟子元素动画 */
.zibll-user-hover-card .zibll-hover-avatar {
    transition-delay: 0.05s;
}

.zibll-user-hover-card .zibll-hover-name {
    transition-delay: 0.1s;
}

.zibll-user-hover-card .zibll-hover-activity {
    transition-delay: 0.15s;
}

.zibll-hover-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.zibll-hover-name {
    margin: 10px 0 5px;
    font-size: 1em;
    color: #2d3748;
}

.zibll-hover-activity {
    margin: 0;
    font-size: 0.85em;
    color: #718096;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.zibll-activity-icon {
    display: inline-block;
    width: 12px;
    height: 12px;
    background: #4CAF50;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.zibll-hover-ip {
    margin: 5px 0 0;
    font-size: 0.75em;
    color: #a0aec0;
}

/* 列表布局 */
.zibll-online-users-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.zibll-online-user-item {
    background: white;
    border-radius: 10px;
    padding: 10px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.zibll-online-user-item:hover {
    border-color: #7367f0;
    background-color: rgba(115, 103, 240, 0.05);
    transform: translateX(3px);
}

.zibll-user-list-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.zibll-list-avatar {
    position: relative;
    margin-right: 12px;
}

.zibll-list-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.zibll-list-user-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.zibll-list-user-name {
    font-size: 0.9em;
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 2px;
}

.zibll-last-active {
    font-size: 0.75em;
    color: #a0aec0;
}

/* 无用户状态 */
.zibll-no-online-users {
    padding: 20px 0;
}

.zibll-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.zibll-empty-icon {
    font-size: 2em;
    opacity: 0.5;
    margin-bottom: 10px;
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
}

.zibll-empty-state p {
    margin: 0;
    color: #718096;
    font-size: 0.9em;
}

@keyframes pulse {
    0% { 
        transform: scale(0.95); 
        box-shadow: 
            0 0 0 0 rgba(76, 175, 80, 0.4),
            0 0 0 1px rgba(76, 175, 80, 0.3);
    }
    70% { 
        transform: scale(1.05); 
        box-shadow: 
            0 0 0 4px rgba(76, 175, 80, 0.1),
            0 0 0 6px rgba(76, 175, 80, 0);
    }
    100% { 
        transform: scale(0.95); 
        box-shadow: 
            0 0 0 0 rgba(76, 175, 80, 0),
            0 0 0 1px rgba(76, 175, 80, 0.1);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .zibll-online-users-widget {
        padding: 20px 15px;
        border-radius: 12px;
    }
    
    .zibll-online-users-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    
    .zibll-online-user-card img.avatar {
        width: 50px;
        height: 50px;
    }
    
    .zibll-user-hover-card {
        width: 160px;
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .zibll-online-users-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .zibll-online-user-card img.avatar {
        width: 45px;
        height: 45px;
    }
    
    .zibll-user-hover-card {
        width: 140px;
        padding: 10px;
    }
}