@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono&display=swap";*,:before,:after{box-sizing:border-box;margin:0;padding:0}button{cursor:pointer;color:inherit;background:0 0;border:none;outline:none;font-family:inherit}:root{--color-ink:#fff;--color-body:#888;--color-mute:#555;--color-canvas:#0a0a0a;--color-canvas-soft:#000;--color-canvas-soft2:#111;--color-hairline:#1f1f1f;--color-hairline-strong:#333;--color-link:#0070f3;--color-error:#f04747;--color-error-soft:#f0474726;--color-warning:#f5a623;--color-warning-soft:#f5a62326;--color-success:#0070f3;--color-violet:#7928ca;--color-cyan:#50e3c2;--gradient-develop:linear-gradient(90deg, #007cf0, #00dfd8);--gradient-preview:linear-gradient(90deg, #7928ca, #ff0080);--gradient-ship:linear-gradient(90deg, #ff4d4d, #f9cb28);--radius-xs:4px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-pill:100px;--shadow-l1:0 0 0 1px #ffffff14;--shadow-l2:0px 1px 2px #0009, 0 0 0 1px #ffffff14;--shadow-l3:0px 4px 12px #0009, 0 0 0 1px #ffffff1a;--shadow-l4:0px 8px 24px #000000b3, 0 0 0 1px #ffffff1a;--shadow-l5:0px 16px 32px #000c, 0 0 0 1px #ffffff1f}body{background-color:var(--color-canvas-soft);color:var(--color-ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5}.app-shell{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.topbar{background-color:var(--color-canvas);border-bottom:1px solid var(--color-hairline);z-index:50;height:64px;box-shadow:var(--shadow-l1);justify-content:space-between;align-items:center;padding:0 24px;display:flex;position:sticky;top:0}.workspace{flex:1;display:flex;position:relative;overflow:hidden}.brand{align-items:center;gap:12px;display:flex}.brand-mark{border-radius:var(--radius-sm);background-color:var(--color-ink);width:32px;height:32px;color:var(--color-canvas);justify-content:center;align-items:center;display:flex}.brand 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var(--color-hairline);align-items:center;gap:8px;margin-bottom:4px;padding-bottom:8px;font-size:11px;font-weight:600;display:flex}.separator{background-color:var(--color-hairline);height:1px;margin:4px 0}.field-group{flex-direction:column;gap:6px;display:flex}.field-group label{color:var(--color-ink);letter-spacing:-.15px;font-size:13px;font-weight:500}.segmented{background-color:var(--color-canvas-soft2);border-radius:var(--radius-sm);border:1px solid var(--color-hairline);grid-template-columns:repeat(3,1fr);gap:2px;padding:2px;display:grid}.engine-segmented{grid-template-columns:repeat(2,1fr)}.segmented button{border-radius:var(--radius-xs);color:var(--color-body);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;gap:6px;padding:6px 12px;font-family:inherit;font-size:12px;font-weight:500;transition:all .15s;display:flex}.segmented button[data-active=true]{background-color:var(--color-canvas);color:var(--color-ink);box-shadow:var(--shadow-l2)}.segmented button:hover:not([data-active=true]){color:var(--color-ink);background-color:#ffffff0f}.button{border-radius:var(--radius-pill);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.button.primary{background-color:var(--color-ink);color:var(--color-canvas);box-shadow:var(--shadow-l2)}.button.primary:hover{box-shadow:var(--shadow-l3);background-color:#2e2e2e;transform:translateY(-1px)}.button.secondary{background-color:var(--color-canvas);color:var(--color-ink);border:1px solid var(--color-hairline);box-shadow:var(--shadow-l2)}.button.secondary:hover{background-color:var(--color-canvas-soft2);transform:translateY(-1px)}.button.danger{background-color:var(--color-error-soft);color:var(--color-error);box-shadow:var(--shadow-l2);border:1px solid #ee000026}.button.danger:hover{background-color:#f5c2c5;transform:translateY(-1px)}.button.full{width:100%}.button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none!important;transform:none!important}.run-button{padding:10px 18px;font-size:14px;font-weight:600}.icon-button{border:1px solid var(--color-hairline);background-color:var(--color-canvas);width:32px;height:32px;color:var(--color-ink);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;transition:all 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span{color:var(--color-mute);text-align:right;font-size:11px}.scan-error{color:var(--color-error)!important}.editor-tabs{flex-direction:column;flex:1;display:flex;overflow:hidden}.tabbar{background-color:var(--color-canvas);border-bottom:1px solid var(--color-hairline);justify-content:space-between;align-items:center;height:44px;padding:0 24px;display:flex}.tabs-list{gap:16px;height:100%;display:flex}button[role=tab]{height:100%;color:var(--color-body);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;padding:0 4px;font-family:inherit;font-size:13px;font-weight:500;transition:all 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var(--color-hairline);width:48px;height:48px;color:var(--color-ink);box-shadow:var(--shadow-l2);justify-content:center;align-items:center;margin-bottom:8px;display:flex}.empty-state h1{letter-spacing:-.5px;color:var(--color-ink);font-size:20px;font-weight:600}.empty-state p{color:var(--color-body);max-width:360px;font-size:13px;line-height:1.6}.column-labels{text-transform:uppercase;letter-spacing:.05em;color:var(--color-mute);grid-template-columns:1fr 1fr;gap:24px;padding:0 0 12px;font-size:10px;font-weight:600;display:grid}.block-list{flex-direction:column;gap:16px;display:flex}.edit-block{background-color:var(--color-canvas);border:1px solid var(--color-hairline);border-radius:var(--radius-md);box-shadow:var(--shadow-l2);transition:all .2s;overflow:hidden}.edit-block[data-status=processing]{border-color:var(--color-link);box-shadow:var(--shadow-l3);border-left:3px solid var(--color-link)}.edit-block[data-status=error]{border-color:var(--color-error);border-left:3px solid var(--color-error)}.edit-block[data-status=done]{border-left:3px solid #16a34a}.block-meta{background-color:var(--color-canvas-soft);border-bottom:1px solid var(--color-hairline);color:var(--color-mute);text-transform:uppercase;letter-spacing:.05em;justify-content:space-between;align-items:center;padding:8px 16px;font-size:10px;font-weight:600;display:flex}.block-actions{align-items:center;gap:12px;display:flex}.block-actions button{color:var(--color-body);cursor:pointer;border-radius:var(--radius-xs);background:0 0;border:none;align-items:center;gap:4px;padding:2px 6px;font-size:10px;font-weight:600;transition:all .15s;display:flex}.block-actions button:hover{background-color:var(--color-canvas-soft2);color:var(--color-ink)}.status{align-items:center;gap:4px;font-size:10px;display:flex}.comparison-grid{grid-template-columns:1fr 1fr;gap:0;min-height:80px;display:grid}.diff-text{color:var(--color-body);white-space:pre-wrap;word-break:break-word;padding:16px;font-size:13px;line-height:1.6}.diff-text.original{border-right:1px solid var(--color-hairline);background-color:var(--color-canvas-soft2)}.diff-text span.removed{background-color:var(--color-error-soft);color:var(--color-error);border-radius:2px;padding:0 2px}.diff-text span.added{color:#16a34a;background-color:#dcfce7;border-radius:2px;padding:0 2px}.source-text{color:var(--color-body);white-space:pre-wrap;border-right:1px solid var(--color-hairline);background-color:var(--color-canvas-soft2);padding:16px;font-size:13px;line-height:1.6}.comparison-grid textarea{background-color:var(--color-canvas-soft2);color:var(--color-ink);resize:none;border:none;outline:none;width:100%;min-height:100px;padding:16px;font-family:inherit;font-size:13px;line-height:1.6}.error-banner{background-color:var(--color-error-soft);color:var(--color-error);border-top:1px solid #ee000026;padding:10px 16px;font-size:12px;font-weight:500}.edit-notes{background-color:var(--color-canvas-soft);color:var(--color-body);border-top:1px solid var(--color-hairline);align-items:flex-start;gap:6px;padding:10px 16px;font-size:11px;display:flex}.edit-notes svg{color:var(--color-success);flex-shrink:0;margin-top:1px}.edited-view{padding:0}.edited-view textarea{background-color:var(--color-canvas);width:100%;height:100%;color:var(--color-ink);resize:none;box-sizing:border-box;border:none;outline:none;padding:24px;font-family:inherit;font-size:14px;line-height:1.7}.export-bar{background-color:var(--color-canvas);border-top:1px solid var(--color-hairline);grid-template-columns:1fr auto auto auto;align-items:center;gap:12px;padding:16px 24px;display:grid;box-shadow:0 -1px 3px #00000005}.export-bar strong{font-size:13px;font-weight:600;display:block}.export-bar span{color:var(--color-mute);font-size:11px;display:block}.export-select select{min-width:140px}.tooltip{background-color:var(--color-ink);color:var(--color-canvas);border-radius:var(--radius-sm);max-width:200px;box-shadow:var(--shadow-l4);z-index:100;padding:6px 10px;font-size:11px;line-height:1.5}.tooltip-wide{max-width:280px}.score-gauge svg circle:first-child{stroke:var(--color-canvas-soft2)!important}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:.8s linear infinite spin}.fade-in{animation:.25s cubic-bezier(.16,1,.3,1) fadeIn}@media (max-width:960px){.sidebar{width:280px}}@media (max-width:768px){.sidebar{border-right:none;border-bottom:1px solid var(--color-hairline);width:100%;height:auto;max-height:50vh}.similarity-bar{flex-direction:column;align-items:stretch}.similarity-scores{justify-content:space-around}.integrity-action{align-items:center}.comparison-grid{grid-template-columns:1fr}.diff-text.original,.source-text{border-right:none;border-bottom:1px solid var(--color-hairline)}.export-bar{grid-template-columns:1fr 1fr;gap:8px}.export-bar>div:first-child{text-align:center;grid-column:span 2}.export-select select{width:100%}}.sidebar-toggle{border-radius:var(--radius-sm);border:1px solid var(--color-hairline);background:var(--color-canvas-soft2);width:32px;height:32px;color:var(--color-body);cursor:pointer;flex-shrink:0;justify-content:center;align-items:center;transition:all .15s;display:flex}.sidebar-toggle:hover{background:var(--color-canvas);color:var(--color-ink);border-color:var(--color-hairline-strong)}.score-badges{grid-template-columns:repeat(2,1fr);gap:12px;width:100%;margin-top:8px;display:grid}.score-badge{border-radius:var(--radius-pill);white-space:nowrap;text-align:center;border:1px solid #0000;justify-content:center;align-items:center;min-width:90px;padding:5px 10px;font-size:10px;font-weight:600;display:flex}.pagination{border-top:1px solid var(--color-hairline);justify-content:space-between;align-items:center;margin-top:16px;padding:16px 0;display:flex}.pagination span{color:var(--color-mute);font-size:13px;font-weight:500}.empty-comparison{flex:1;grid-template-columns:1fr 1fr;gap:24px;min-height:450px;display:grid}.empty-comparison .input-column,.empty-comparison .output-column{flex-direction:column;display:flex}.empty-comparison .paste-zone{flex-direction:column;flex:1;display:flex}.empty-comparison .paste-zone textarea{resize:none;flex:1;width:100%}.empty-comparison .drop-zone{flex-direction:column;flex:1;justify-content:center;display:flex}@media (max-width:768px){.empty-comparison{grid-template-columns:1fr;gap:16px;min-height:auto}.empty-comparison .paste-zone textarea{min-height:180px}.empty-comparison .output-column{padding-top:0!important}}