body { font-family: -apple-system, "Helvetica Neue", sans-serif; background: #f0f2f5; color: #1c1e21; margin: 0; padding: 20px; }
.container { max-width: 700px; margin: auto; background: #fff; padding: 30px; border-radius: 15px; box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
header { text-align: center; border-bottom: 1px solid #eee; padding-bottom: 20px; margin-bottom: 20px; }
h1 { margin: 0; color: #1877f2; font-size: 28px; }

/* 醒目提示语样式 */
.notice-bar {
    background: #fff0f0;
    color: #d93025;
    padding: 12px;
    border-radius: 8px;
    margin: 15px 0;
    font-weight: bold;
    border: 1px solid #f8d7da;
    font-size: 15px;
}

#searchInput { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 20px; outline: none; transition: 0.3s; background: #f5f6f7; margin-top: 10px; }
#searchInput:focus { border-color: #1877f2; background: #fff; }

/* 图片展示区样式 */
.image-gallery { margin-bottom: 30px; }
.image-gallery h2, #fileList h2 { font-size: 18px; color: #65676b; border-left: 4px solid #1877f2; padding-left: 10px; margin: 20px 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.img-item img { width: 100%; height: 120px; object-fit: cover; border-radius: 8px; cursor: pointer; transition: transform 0.2s; border: 1px solid #eee; }
.img-item img:hover { transform: scale(1.05); }

.item { padding: 15px; border-bottom: 1px solid #f0f2f5; }
.file-info { display: flex; align-items: center; }
.icon { font-size: 20px; margin-right: 12px; width: 30px; text-align: center; }
a { text-decoration: none; color: #050505; font-weight: 500; word-break: break-all; }
a:hover { color: #1877f2; text-decoration: underline; }
audio { width: 100%; height: 32px; margin-top: 10px; }
footer { text-align: center; margin-top: 40px; color: #bcc0c4; font-size: 12px; }
.stats { margin-bottom: 10px; }