.app-header{
    border-radius:20px;
    position:relative;
    background:linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 100%);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    color:var(--text-primary);
    padding:32px 0;
    margin-bottom:24px;
    border-bottom:1px solid rgba(10, 75, 120, 0.1);
    box-shadow:0 8px 32px rgba(10, 75, 120, 0.15);
}

.header-wrapper{
    position:relative;
    z-index:1;
}

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

.header-main{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:24px;
}

.header-title{
    width:100%;
    max-width:800px;
    display:flex;
    justify-content:center;
    align-items:center;
}

.title-wrapper{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:12px;
}

.title-main{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:12px;
}

.title-icon{
    width:36px;
    height:36px;
    flex-shrink:0;
    display:flex;
    align-items:center;
    justify-content:center;
}

.title-icon img{
    width:100%;
    height:100%;
    object-fit:contain;
    filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.title-content{
    display:flex;
    flex-direction:column;
    align-items:center;
}

.title-content h1{
    font-size:32px;
    font-weight:700;
    background:linear-gradient(135deg,var(--primary-color),#2b5876);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    line-height:1.2;
    margin:0;
    text-align:center;
}

.subtitle{
    font-size:15px;
    color:var(--text-secondary);
    font-weight:500;
    line-height:1.5;
    margin:0;
    padding-top:8px;
    text-align:center;
    max-width:600px;
}



/* 修改按钮布局为两行两列 */
.header-actions{
    display:grid;
    grid-template-columns: repeat(2, 1fr);
    gap:12px;
    width:100%;
    max-width:600px;
}

.header-action-btn{
    display:flex;
    align-items:center;
    gap:6px;
    padding:8px 16px;
    background:#fff;
    border-radius:8px;
    color:var(--text-primary);
    text-decoration:none;
    transition:all 0.3s ease;
    border:1px solid rgba(0,0,0,0.08);
    font-size:14px;
    justify-content:center;
    box-shadow:0 2px 4px rgba(0,0,0,0.02);
}

.header-action-btn:hover{
    border-color:var(--primary-color);
    color:var(--primary-color);
    transform:translateY(-1px);
    box-shadow:0 4px 8px rgba(0,0,0,0.05);
}

.action-icon{
    width:16px;
    height:16px;
    fill:currentColor;
}

.header-action-btn span{
    font-weight:500;
    white-space:nowrap;
}

@media (max-width:768px){
    .app-header{
        padding:24px 0;
        margin-bottom:20px;
    }
    
    .title-main{
        gap:10px;
    }
    
    .title-icon{
        width:32px;
        height:32px;
    }
    
    .title-content h1{
        font-size:28px;
    }
    
    .subtitle{
        font-size:14px;
        padding:6px 16px 0;
    }
    

}

@media (max-width:480px){
    .app-header{
        padding:20px 0;
    }
    
    .header-title{
        text-align:center;
    }
    
    .title-wrapper{
        align-items:center;
    }
    
    .title-main{
        gap:8px;
    }
    
    .title-icon{
        width:28px;
        height:28px;
    }
    
    .title-content h1{
        font-size:24px;
    }
    
    .subtitle{
        text-align:center;
        font-size:13px;
        padding:4px 12px 0;
    }
    

    
    .header-actions{
        gap:6px;
    }
    
    .header-action-btn{
        padding:6px 8px;
    }
    
    .header-action-btn span{
        font-size:12px;
    }
}

@media (max-width:360px){
    .header-actions{
        grid-template-columns:1fr;
    }
    
    .header-action-btn{
        padding:8px 12px;
    }
    

}

@keyframes fadeInUp{
    from{opacity:0;transform:translateY(15px);}
    to{opacity:1;transform:translateY(0);}
}

@keyframes fadeIn{
    from{opacity:0;}
    to{opacity:1;}
}

.header-title{
    animation:fadeInUp 0.5s ease-out;
}



.header-actions{
    animation:fadeInUp 0.5s ease-out 0.1s backwards;
}