.comiis_poster_modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.9);
    z-index: 9999;
    overflow-y: auto;
}
.comiis_poster_container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    box-sizing: border-box;
}
.comiis_poster_image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 6px;
    box-shadow: 0 4px 20px rgba(0,0,0,.5);
}
.comiis_poster_tip {
    color: #fff;
    margin: 15px 0;
    font-size: 14px;
    text-align: center;
}
.comiis_poster_closebtn {
    display: inline-block;
    cursor: pointer;
}
.comiis_poster_closebtn img {
    height: 40px;
}
.comiis_poster_loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.8);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}
.comiis_poster_spinner {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}