.qq-uploader { position: relative; width: 100%; }

.qq-upload-button {
    display: inline-block;
    padding: 8px 18px;
    background: #1f4751;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 600;
    font-family: arial, sans-serif;
    cursor: pointer;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.18);
    transition: background 0.18s ease, box-shadow 0.18s ease, transform 0.1s ease;
    white-space: nowrap;
}
.qq-upload-button::before {
    content: "\f093\00a0\00a0";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 12px;
}
.qq-upload-button-hover {
    background: #2c6374;
    box-shadow: 0 4px 10px rgba(0,0,0,0.22);
    transform: translateY(-1px);
}
.qq-upload-button-focus { outline: 2px solid #63c6df; outline-offset: 2px; }

.qq-upload-drop-area {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; min-height: 60px; z-index: 2;
    background: rgba(99,198,223,0.15);
    border: 2px dashed #63c6df;
    border-radius: 5px;
    text-align: center;
}
.qq-upload-drop-area span {
    display: block; position: absolute; top: 50%; width: 100%; margin-top: -8px;
    font-size: 14px; color: #1f4751; font-weight: 600;
}
.qq-upload-drop-area-active { background: rgba(99,198,223,0.3); }

.qq-upload-list { margin: 8px 0 0; padding: 0; list-style: none; }
.qq-upload-list li {
    margin: 4px 0 0; padding: 5px 10px;
    background: #f0f8fa; border: 1px solid #c8e8ef; border-radius: 4px;
    line-height: 18px; font-size: 12px; color: #1f4751;
}
.qq-upload-file, .qq-upload-spinner, .qq-upload-size, .qq-upload-cancel, .qq-upload-failed-text {
    margin-right: 6px;
}
.qq-upload-size { color: #666; }
.qq-upload-cancel { color: #c00; cursor: pointer; text-decoration: underline; }
.qq-upload-spinner { display: inline-block; background: url("loading.gif"); width: 15px; height: 15px; vertical-align: text-bottom; }
.qq-upload-failed-text { display: none; color: #c00; font-weight: 600; }
.qq-upload-fail .qq-upload-failed-text { display: inline; }