/* tool5.css - 视频水印助手样式 */

.video-watermark-wrapper {
    display: flex;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    max-width: 950px;
    margin: 0 auto;
    overflow: hidden;
    height: 550px;
}

/* 左侧控制面板 */
.vw-control-panel {
    flex: 1;
    padding: 20px;
    border-right: 1px solid #f0f0f0;
    overflow-y: auto;
}

.vw-control-panel h3 {
    margin-top: 0;
    color: #1b3a2c;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

/* 表单基础样式 */
.form-group { margin-bottom: 12px; }
.form-group label {
    display: block;
    font-weight: 600;
    color: #1b3a2c;
    margin-bottom: 4px;
    font-size: 0.85rem;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #cbdde8;
    border-radius: 8px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.form-group input:focus, .form-group select:focus {
    border-color: #2c7da0;
    box-shadow: 0 0 0 2px rgba(44, 125, 160, 0.1);
}

.row-group { display: flex; gap: 10px; }
.half { flex: 1; }

/* 上传按钮美化 */
.upload-label {
    display: block;
    padding: 10px;
    text-align: center;
    background: #eef6fb;
    border: 1px dashed #2c7da0;
    border-radius: 8px;
    color: #2c7da0;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}
.upload-label:hover { background: #dceaf5; }
input[type="file"] { display: none; }

/* 右侧预览面板 */
.vw-preview-panel {
    flex: 1.2;
    padding: 20px;
    background-color: #1b1b1b; /* 视频预览用深色背景更有影院感 */
    display: flex;
    flex-direction: column;
}

.vw-preview-panel h3 {
    margin-top: 0;
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.video-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

#videoPlaceholder { color: #888; font-size: 0.9rem; }

/* 按钮 */
.btn-calculate {
    background: #2c7da0;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.95rem;
    cursor: pointer;
    width: 100%;
    font-weight: 500;
    transition: background 0.2s;
    margin-top: 10px;
}
.btn-calculate:hover:not(:disabled) { background: #1f6d8c; }
.btn-calculate:disabled { background: #ccc; cursor: not-allowed; }

.btn-secondary {
    background: #ffffff;
    color: #2c7da0;
    border: 1px solid #2c7da0;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.95rem;
    cursor: pointer;
    width: 100%;
    font-weight: 500;
    transition: all 0.2s;
    box-sizing: border-box;
}
.btn-secondary:hover { background: #eef6fb; }

/* 响应式 */
@media (max-width: 700px) {
    .video-watermark-wrapper { flex-direction: column; height: auto; }
    .vw-control-panel { border-right: none; border-bottom: 1px solid #f0f0f0; }
    .video-container { min-height: 250px; }
}