.ant-upload-select-picture-card i{font-size:32px;color:#999}.ant-upload-select-picture-card .ant-upload-text{margin-top:8px;color:#666}.course-edit-container[data-v-a5c32940]{max-width:1200px;margin:0 auto}.header-bar .header-content[data-v-a5c32940]{-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding:8px 16px}.header-bar .header-content[data-v-a5c32940],.header-bar .title-zone[data-v-a5c32940]{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.header-bar .title-zone[data-v-a5c32940]{gap:12px}.header-bar .title-zone .header-icon[data-v-a5c32940]{font-size:24px;color:#1890ff}.header-bar .title-zone .page-title[data-v-a5c32940]{margin:0;font-size:20px;font-weight:800;color:#111}.header-bar .action-zone[data-v-a5c32940]{display:-webkit-box;display:-ms-flexbox;display:flex;gap:12px}.form-section[data-v-a5c32940],.media-section[data-v-a5c32940]{padding:24px;min-height:480px}.section-header[data-v-a5c32940]{font-size:16px;font-weight:800;color:#111;margin-bottom:30px;padding-left:12px;border-left:4px solid #1890ff}.btn-gradient[data-v-a5c32940]{background:linear-gradient(135deg,#1890ff,#002766);border:none;height:40px;padding:0 24px;font-weight:700;-webkit-box-shadow:0 4px 15px rgba(24,144,255,.3);box-shadow:0 4px 15px rgba(24,144,255,.3)}.btn-secondary[data-v-a5c32940]{height:40px;font-weight:600;color:#666}[data-v-a5c32940] .ant-form-item-label label{font-weight:700;color:#333;font-size:13px}.premium-select[data-v-a5c32940]{width:100%}.upload-zone[data-v-a5c32940]{margin-bottom:24px}.upload-zone .label-box[data-v-a5c32940]{margin-bottom:16px}.upload-zone .label-box .main-label[data-v-a5c32940]{display:block;font-weight:700;color:#333}.upload-zone .label-box .sub-label[data-v-a5c32940]{font-size:12px;color:#999}.help-box[data-v-a5c32940]{background:rgba(24,144,255,.05);padding:16px;border-radius:8px}.help-box .help-title[data-v-a5c32940]{font-size:13px;font-weight:800;color:#1890ff;margin-bottom:12px}.help-box .help-list[data-v-a5c32940]{margin:0;padding-left:20px}.help-box .help-list li[data-v-a5c32940]{font-size:12px;color:#666;margin-bottom:8px;font-weight:500}.mb-24[data-v-a5c32940]{margin-bottom:24px}