:root{--primary: #2563EB;--primary-light: #3b82f6;--primary-dark: #1d4ed8;--bg: #f8fafc;--card: #ffffff;--border: #e5e7eb;--border-focus: #2563EB;--text: #1e293b;--text-secondary: #64748b;--danger: #ef4444;--warning: #f59e0b;--success: #10b981;--info: #3b82f6;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .05)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);color:var(--text);font-size:14px;cursor:pointer;transition:all .15s;white-space:nowrap}.btn:hover{border-color:var(--primary);color:var(--primary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-light);color:#fff}.btn-a{background:#f97316;color:#fff;border-color:#f97316}.btn-a:hover{background:#fb923c;color:#fff}.btn-b{background:#10b981;color:#fff;border-color:#10b981}.btn-b:hover{background:#34d399;color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.toast{position:fixed;top:20px;left:50%;transform:translate(-50%);padding:10px 24px;background:#1f2937;color:#fff;border-radius:var(--radius);font-size:14px;z-index:9999;animation:fadeInDown .2s ease-out}@keyframes fadeInDown{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}.tag-pending{background:#fef3c7;color:#92400e}.tag-running{background:#dbeafe;color:#1e40af}.tag-done{background:#d1fae5;color:#065f46}.tag-failed{background:#fee2e2;color:#991b1b}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1d4ed8,#2563eb,#7c3aed)}.login-card{background:var(--card);border-radius:12px;padding:48px 40px;width:400px;max-width:90vw;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:32px}.login-header h1{font-size:24px;color:var(--text)}.login-subtitle{color:var(--text-secondary);font-size:14px;margin-top:4px}.login-form label{display:block;font-size:14px;font-weight:500;margin-bottom:6px;color:var(--text)}.login-form input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:15px;outline:none;transition:border-color .15s}.login-form input:focus{border-color:var(--primary)}.login-error{color:var(--danger);font-size:13px;margin-top:8px}.login-btn{width:100%;margin-top:16px;padding:12px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:16px;cursor:pointer;transition:background .15s}.login-btn:hover{background:var(--primary-light)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.wf-page{max-width:1200px;margin:0 auto;padding:0 24px 60px;min-height:100vh}.wf-header{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--border);margin-bottom:32px}.wf-header-left{display:flex;align-items:center;gap:16px}.wf-header h1{font-size:20px;color:var(--text)}.tenant-badge{background:#eff6ff;color:var(--primary);padding:4px 10px;border-radius:6px;font-size:12px;font-weight:500}.wf-header-right{display:flex;align-items:center;gap:12px}.cost-panel{display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 14px}.cost-label{font-size:12px;color:var(--text-secondary)}.cost-value{font-size:16px;font-weight:700;color:var(--primary)}.cost-sub{font-size:11px;color:var(--text-secondary)}.btn-logout{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-size:13px;cursor:pointer}.btn-logout:hover{color:var(--danger);border-color:var(--danger)}.wf-dialog{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:40px 48px;margin-bottom:40px;text-align:center}.wf-dialog h2{font-size:26px;font-weight:700;color:var(--text);margin-bottom:24px}.wf-prompt{width:100%;min-height:80px;padding:16px 20px;border:2px solid var(--border);border-radius:var(--radius);font-size:16px;resize:vertical;outline:none;font-family:inherit;text-align:left;transition:border-color .2s,box-shadow .2s}.wf-prompt:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.wf-prompt::placeholder{color:#94a3b8}.upload-zone{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}.upload-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border:1px dashed var(--border);border-radius:var(--radius-sm);background:#f8fafc;color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all .2s}.upload-btn:hover{border-color:var(--primary);color:var(--primary);background:#eff6ff}.upload-btn input{display:none}.upload-summary{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:16px;padding:10px 16px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:var(--radius-sm);font-size:13px;color:#0369a1}.upload-summary-item{display:inline-flex;align-items:center;gap:4px;font-weight:500}.upload-summary-sep{color:#93c5fd}.upload-summary-link{color:var(--primary);cursor:pointer;text-decoration:underline;font-size:12px;margin-left:auto}.upload-thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.upload-thumb{position:relative;width:72px;height:72px;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#f1f5f9}.upload-thumb img,.upload-thumb video{width:100%;height:100%;object-fit:cover}.upload-thumb .thumb-name{position:absolute;bottom:0;left:0;right:0;background:#0009;color:#fff;font-size:9px;padding:2px 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.upload-thumb .thumb-remove{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:#00000080;color:#fff;border:none;font-size:11px;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1}.upload-thumb .thumb-remove:hover{background:var(--danger)}.upload-thumb .thumb-fail{position:absolute;top:0;right:0;bottom:0;left:0;background:#ef444426;display:flex;align-items:center;justify-content:center;color:var(--danger);font-size:10px;font-weight:600}.upload-progress-bar{height:4px;background:#e2e8f0;border-radius:2px;margin-top:8px;overflow:hidden}.upload-progress-fill{height:100%;background:var(--primary);border-radius:2px;transition:width .3s}.action-bar{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}.action-bar .btn{padding:10px 24px;font-size:15px;font-weight:600}.video-gallery{margin-bottom:40px}.gallery-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.gallery-header h3{font-size:18px;font-weight:600;color:var(--text)}.gallery-count{font-size:13px;color:var(--text-secondary);margin-left:8px;font-weight:400}.gallery-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.gallery-toolbar .btn{font-size:12px;padding:5px 12px}.viral-notice{display:flex;align-items:center;gap:6px;padding:8px 14px;background:#fef3c7;border:1px solid #fde68a;border-radius:var(--radius-sm);font-size:12px;color:#92400e;margin-bottom:12px}.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.video-card{position:relative;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--card);transition:all .2s;cursor:pointer}.video-card:hover{box-shadow:var(--shadow-md);border-color:#cbd5e1}.video-card.selected{border-color:var(--primary);box-shadow:0 0 0 2px #2563eb33}.video-checkbox{position:absolute;top:8px;left:8px;z-index:2;cursor:pointer}.video-checkbox input{width:18px;height:18px;cursor:pointer;accent-color:var(--primary)}.video-preview{aspect-ratio:16 / 9;background:#0f172a;display:flex;align-items:center;justify-content:center;position:relative}.video-preview video{width:100%;height:100%;object-fit:contain}.video-placeholder{color:#64748b;font-size:13px;text-align:center}.video-cover{width:100%;height:100%;object-fit:cover}.video-source-badge{position:absolute;top:8px;right:8px;padding:2px 8px;border-radius:4px;font-size:10px;font-weight:600;z-index:2}.video-source-badge.source-a{background:#fef3c7;color:#92400e}.video-source-badge.source-upload{background:#dbeafe;color:#1e40af}.video-source-badge.source-b{background:#ede9fe;color:#5b21b6}.video-info{padding:12px}.video-title{font-size:13px;color:var(--text);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:6px}.video-meta{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-secondary);flex-wrap:wrap}.video-id{font-family:monospace;color:#94a3b8}.video-actions{display:flex;gap:6px;padding:0 12px 12px;flex-wrap:wrap}.video-actions .btn-sm{font-size:11px;padding:3px 8px}.expired-tag{display:inline-block;padding:2px 6px;border-radius:4px;background:#fee2e2;color:#991b1b;font-size:10px;font-weight:600}.days-tag{display:inline-block;padding:2px 6px;border-radius:4px;background:#fef3c7;color:#92400e;font-size:10px;font-weight:500}.feedback-menu{position:relative;display:inline-block}.feedback-dropdown{position:absolute;bottom:calc(100% + 4px);left:0;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:6px 0;min-width:120px;z-index:10}.feedback-dropdown button{display:block;width:100%;padding:6px 14px;border:none;background:none;text-align:left;font-size:12px;color:var(--text);cursor:pointer}.feedback-dropdown button:hover{background:#f1f5f9}.storage-bar{display:flex;align-items:center;gap:16px;padding:10px 16px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:var(--radius-sm);font-size:12px;color:#0369a1;margin-bottom:24px;flex-wrap:wrap}.storage-bar strong{font-weight:600}@keyframes load{0%{width:10%}50%{width:70%}to{width:95%}}.batch-progress{margin-top:16px;padding:16px;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:var(--radius-sm)}.batch-progress-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;font-size:13px;color:#166534;font-weight:500}.progress-bar{height:6px;background:#e2e8f0;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:var(--success);border-radius:3px;transition:width .3s}.empty-state{text-align:center;padding:48px 20px;color:var(--text-secondary);font-size:14px}.offline-bar{position:fixed;top:0;left:0;right:0;z-index:1100;background:#dc2626;color:#fff;text-align:center;padding:8px 16px;font-size:14px;font-weight:600}.pagination{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:16px;font-size:13px}.pagination button{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);cursor:pointer}.pagination button:disabled{opacity:.4;cursor:not-allowed}.login-admin-entry{margin-top:20px;padding-top:16px;border-top:1px solid var(--border);text-align:center}.btn-admin-link{background:none;border:none;color:var(--info);font-size:13px;cursor:pointer;text-decoration:underline;opacity:.7}.btn-admin-link:hover{opacity:1}.btn-admin{background:transparent;border:1px solid var(--info);color:var(--info);padding:6px 14px;border-radius:var(--radius);cursor:pointer;font-size:13px;font-weight:500;transition:all .2s}.btn-admin:hover{background:var(--info);color:#fff}.admin-page{min-height:100vh;background:var(--bg);padding:0 24px 40px}.admin-key-card{max-width:420px;margin:80px auto;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:40px;text-align:center}.admin-key-card h1{font-size:22px;margin-bottom:8px;color:var(--text)}.admin-hint{color:var(--text-secondary);font-size:14px;margin-bottom:20px}.admin-key-card input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;margin-bottom:16px}.admin-key-card input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #0e7c6b1a}.staging-badge{background:var(--warning);color:#fff;font-size:11px;font-weight:600;padding:3px 10px;border-radius:12px;display:inline-block;margin-bottom:10px}.staging-badge-inline{background:var(--warning);color:#fff;font-size:10px;font-weight:600;padding:2px 8px;border-radius:10px;margin-left:8px;vertical-align:middle}.admin-key-actions{display:flex;gap:10px;justify-content:center}.admin-header{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-bottom:1px solid var(--border);margin-bottom:24px}.admin-header h1{font-size:22px;color:var(--text)}.admin-header-actions{display:flex;gap:10px}.admin-section{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}.admin-section h2{font-size:16px;color:var(--text);margin-bottom:16px}.admin-form{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end}.admin-form-row{display:flex;flex-direction:column;gap:4px}.admin-form-row label{font-size:12px;color:var(--text-secondary)}.admin-form-row input{width:140px;padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px}.admin-form-row input:focus{outline:none;border-color:var(--primary)}.generated-codes{margin-top:16px;padding:14px;background:#f0fdf4;border:1px solid var(--success);border-radius:var(--radius)}.generated-codes h3{font-size:14px;color:var(--success);margin-bottom:10px}.generated-code-item{display:flex;align-items:center;gap:10px;margin-bottom:6px}.code-value{font-family:SF Mono,Consolas,monospace;font-size:15px;font-weight:600;color:var(--text);letter-spacing:.5px}.btn-sm{padding:3px 10px;font-size:12px}.btn-copy{background:none;border:none;cursor:pointer;font-size:14px;padding:2px 4px;opacity:.7}.btn-copy:hover{opacity:1}.admin-table-wrap{overflow-x:auto}.admin-table td:first-child{white-space:nowrap}.revoked-row{opacity:.5}.revoked-row .code-value{text-decoration:line-through;color:var(--text-secondary)}.empty-state{text-align:center;color:var(--text-secondary);padding:40px}.role-badge{display:inline-block;background:var(--primary);color:#fff;font-size:11px;font-weight:600;padding:2px 10px;border-radius:10px;margin-left:10px;vertical-align:middle}.admin-tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:24px}.admin-tabs .tab{padding:10px 24px;font-size:14px;font-weight:500;color:var(--text-secondary);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;transition:all .2s}.admin-tabs .tab:hover{color:var(--text)}.admin-tabs .tab.active{color:var(--primary);border-bottom-color:var(--primary)}.btn-error{background:var(--danger);color:#fff;border:none;padding:4px 12px;border-radius:var(--radius);font-size:12px;cursor:pointer;transition:background .2s}.btn-error:hover{background:#dc2626}.btn-primary{background:var(--primary);color:#fff;border:none;padding:8px 20px;border-radius:var(--radius);font-size:14px;cursor:pointer;font-weight:500;transition:background .2s}.btn-primary:hover{background:var(--primary-light)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-logout{background:transparent;border:1px solid var(--text-secondary);color:var(--text-secondary);padding:6px 14px;border-radius:var(--radius);cursor:pointer;font-size:13px;transition:all .2s}.btn-logout:hover{border-color:var(--danger);color:var(--danger)}@media (max-width: 640px){.wf-header{flex-direction:column;gap:12px;align-items:flex-start}.wf-dialog{padding:24px 20px}.wf-dialog h2{font-size:20px}.action-bar{flex-direction:column}.btn{justify-content:center}.video-grid{grid-template-columns:1fr}.gallery-toolbar{flex-direction:column;align-items:flex-start}}