:root{--primary: #12172A;--primary-hover: #1d2740;--primary-active: #0c1020;--primary-tint: #ECEEF4;--danger: #F5222D;--warning: #FA8C16;--success: #52C41A;--bg-main: #F5F7FA;--bg-card: #ffffff;--bg-hover: #ECEEF4;--border: #E8E8E8;--border-input: #D9D9D9;--text-primary: #1A1A2E;--text-secondary: #595959;--text-tertiary: #8C8C8C;--shadow-card: 0 2px 8px rgba(0,0,0,.04);--shadow-hover: 0 4px 16px rgba(0,0,0,.08);--radius-card: 12px;--radius-btn: 8px;--radius-input: 6px;--transition: .2s ease;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", 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#12172a4d}.logo-title{font-size:15px;font-weight:700;color:var(--text-primary);letter-spacing:-.2px;white-space:nowrap}.logo-subtitle{font-size:11px;color:var(--text-tertiary);margin-top:1px;white-space:nowrap}.topbar-nav{display:flex;align-items:center;gap:6px}.nav-item{display:flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;cursor:pointer;color:var(--text-secondary);font-size:13.5px;font-weight:500;transition:all var(--transition);white-space:nowrap;-webkit-user-select:none;user-select:none;background:#fff;border:1px solid var(--border)}.nav-item:hover{border-color:#12172a;color:#12172a;background:#f5f5f5}.nav-item-active{background:#12172a;color:#fff;border-color:#12172a;font-weight:600}.nav-item-active:hover{background:#1d2740;border-color:#1d2740;color:#fff}.nav-item-icon{font-size:14px;display:flex;align-items:center}.topbar-divider{width:1px;height:20px;background:var(--border);margin:0 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#52c41a80}.status-dot-text{font-size:12px;color:var(--text-tertiary);white-space:nowrap}.app-content{flex:1;padding:24px;background:var(--bg-main)}.ds-card{background:var(--bg-card);border-radius:var(--radius-card);box-shadow:var(--shadow-card);border:1px solid var(--border);overflow:hidden}.ds-card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.ds-card-title{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--text-primary)}.ds-card-title-icon{color:#12172a;font-size:17px;display:flex;align-items:center}.ds-card-body{padding:20px}.ds-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius-btn);font-size:14px;font-weight:500;transition:all var(--transition);cursor:pointer;border:1px solid transparent;line-height:1;white-space:nowrap}.ds-btn:disabled{opacity:.5;cursor:not-allowed}.ds-btn-primary{background:#12172a;color:#fff;border-color:#12172a}.ds-btn-primary:hover:not(:disabled){background:#1d2740;border-color:#1d2740;box-shadow:0 4px 12px #12172a40}.ds-btn-primary:active:not(:disabled){background:#0c1020;border-color:#0c1020}.ds-btn-default{background:#fff;color:var(--text-primary);border-color:var(--border-input)}.ds-btn-default:hover:not(:disabled){border-color:#12172a;color:#12172a}.ds-btn-danger{background:#fff;color:var(--danger);border-color:var(--danger)}.ds-btn-danger:hover:not(:disabled){background:#fff1f0}.ds-btn-lg{padding:10px 20px;font-size:15px}.ds-btn-sm{padding:5px 10px;font-size:13px;border-radius:6px}.ds-btn-block{width:100%}.ds-btn-text{background:none;border-color:transparent;color:var(--text-secondary);padding:4px 8px}.ds-btn-text:hover:not(:disabled){background:var(--bg-hover);color:#12172a}.ds-input{width:100%;padding:8px 12px;border:1px solid var(--border-input);border-radius:var(--radius-input);font-size:14px;color:var(--text-primary);background:#fff;transition:border-color var(--transition),box-shadow var(--transition);outline:none}.ds-input:focus{border-color:#12172a;box-shadow:0 0 0 2px #12172a14}.ds-input::placeholder{color:var(--text-tertiary)}.ds-textarea{resize:vertical;min-height:80px;line-height:1.6}.ds-tag{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500;line-height:1.6}.ds-tag-blue{background:#eceef4;color:#12172a}.ds-tag-green{background:#f6ffed;color:#52c41a}.ds-tag-red{background:#fff1f0;color:#f5222d}.ds-tag-orange{background:#fff7e6;color:#fa8c16}.ds-tag-gray{background:#f5f5f5;color:#8c8c8c}.ds-tag-cyan{background:#eceef4;color:#12172a}.ds-upload-area{border:2px dashed var(--border-input);border-radius:var(--radius-card);padding:32px;text-align:center;transition:all 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20px;display:flex;align-items:flex-start;gap:12px}.ds-result-icon{font-size:20px;color:var(--success);flex-shrink:0;margin-top:1px}.ds-divider{height:1px;background:var(--border);margin:20px 0}.ds-skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e8e8e8,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite;border-radius:4px}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.ds-tabs{display:flex;border-bottom:1px solid var(--border);margin-bottom:16px}.ds-tab{padding:10px 16px;font-size:14px;font-weight:500;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all 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[type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{padding:0;border-style:none}input[type=radio],input[type=checkbox]{box-sizing:border-box;padding:0}input[type=date],input[type=time],input[type=datetime-local],input[type=month]{-webkit-appearance:listbox}textarea{overflow:auto;resize:vertical}fieldset{min-width:0;margin:0;padding:0;border:0}legend{display:block;width:100%;max-width:100%;margin-bottom:.5em;padding:0;color:inherit;font-size:1.5em;line-height:inherit;white-space:normal}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:none}[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}summary{display:list-item}template{display:none}[hidden]{display:none!important}mark{padding:.2em;background-color:#feffe6}