.rex-page-header{max-width:960px;margin:0 auto;padding:24px 16px 16px}.rex-page-subtitle{font-size:15px;color:var(--swp-ink-2);margin:0;line-height:1.6}.rex-tool-wrapper{max-width:960px;margin:0 auto}.rex-main-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}@media(max-width:767px){.rex-main-grid{grid-template-columns:1fr}}.rex-section{background:var(--swp-surface, #fff);border:1.5px solid var(--swp-border);border-radius:var(--r-md);padding:14px 16px;margin-bottom:12px}.rex-section:last-child{margin-bottom:0}.rex-section-title{font-size:12px;font-weight:700;color:var(--swp-ink-2);text-transform:uppercase;letter-spacing:.06em;margin:0 0 10px}.rex-pattern-row{display:flex;align-items:center;gap:2px;background:var(--swp-teal-50);border:2px solid var(--swp-border);border-radius:var(--r-md);padding:0 10px;transition:border-color .15s}.rex-pattern-row:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px #0f766e1f}.rex-pattern-slash{font-family:var(--font-mono);font-size:18px;font-weight:700;color:var(--swp-ink-3);user-select:none;flex-shrink:0}.rex-pattern-input{flex:1;height:44px;border:none;background:transparent;font-family:var(--font-mono);font-size:14px;color:var(--swp-ink);outline:none;padding:0 4px}.rex-pattern-flags-display{font-family:var(--font-mono);font-size:14px;color:var(--swp-ink-2);min-width:28px;text-align:left;flex-shrink:0}.rex-pattern-hint{font-size:11px;color:var(--swp-ink-3);margin:4px 0 0;line-height:1.5}.rex-pattern-hint code{font-family:var(--font-mono);background:var(--swp-teal-50);padding:0 3px;border-radius:3px}.rex-match-badge{display:inline-flex;align-items:center;padding:3px 10px;margin-top:8px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:#16a34a1a;color:var(--color-success);border:1px solid rgba(22,163,74,.3)}.rex-match-badge--zero{background:var(--swp-surface-2, #f5f5f5);color:var(--swp-ink-3);border-color:var(--swp-border)}.rex-match-badge--error{background:#dc262614;color:var(--color-error);border-color:#dc26264d}.rex-error-msg{font-size:12px;color:var(--color-error);margin:6px 0 0;line-height:1.5;font-family:var(--font-mono)}.rex-flag-group{display:flex;flex-direction:column;gap:2px}.rex-flag-label{display:flex;align-items:center;gap:8px;min-height:44px;padding:4px 6px;border-radius:var(--r-sm);cursor:pointer;transition:background .1s}.rex-flag-label:hover{background:var(--swp-teal-50)}.rex-flag-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary);flex-shrink:0;cursor:pointer}.rex-flag-code{font-family:var(--font-mono);font-size:14px;font-weight:700;color:var(--color-primary);min-width:16px}.rex-flag-desc{font-size:13px;color:var(--swp-ink-2);line-height:1.4}.rex-preset-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.rex-preset-btn{display:flex;align-items:center;justify-content:center;min-height:44px;padding:6px 8px;border-radius:var(--r-md);font-size:12px;font-weight:500;cursor:pointer;background:var(--swp-surface-2, #f5f5f5);border:1.5px solid var(--swp-border);color:var(--swp-ink);font-family:var(--font-sans);transition:background .1s,border-color .1s}.rex-preset-btn:hover{background:var(--swp-teal-50);border-color:var(--color-primary);color:var(--color-primary)}.rex-preset-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.rex-test-textarea{width:100%;font-family:var(--font-sans);font-size:14px;line-height:1.6;padding:10px 12px;border:2px solid var(--swp-border);border-radius:var(--r-md);background:var(--swp-surface, #fff);color:var(--swp-ink);resize:vertical;outline:none;transition:border-color .15s;box-sizing:border-box}.rex-test-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #0f766e1f}.rex-highlight-area{font-family:var(--font-mono);font-size:14px;line-height:1.8;white-space:pre-wrap;word-break:break-all;padding:10px 12px;min-height:120px;background:var(--swp-surface, #fff);border:1.5px solid var(--swp-border);border-radius:var(--r-md);color:var(--swp-ink)}.rex-highlight--match{background:#fef08a;color:#1a1a1a;border-radius:2px;padding:0 1px}.rex-highlight--group{background:#bbf7d0;color:#1a1a1a;border-radius:2px;padding:0 1px}.rex-empty-msg{font-style:italic;color:var(--swp-ink-3);font-family:var(--font-sans)}.rex-capture-list{margin-top:12px;padding-top:10px;border-top:1px solid var(--swp-border)}.rex-capture-heading{font-size:12px;font-weight:700;color:var(--swp-ink-2);text-transform:uppercase;letter-spacing:.05em;margin:0 0 6px}.rex-capture-item{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap}.rex-capture-label{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--swp-ink);flex-shrink:0;padding-top:2px}.rex-capture-values{display:flex;flex-wrap:wrap;gap:4px}.rex-capture-value{display:inline-block;background:var(--swp-teal-50);border:1px solid rgba(15,118,110,.2);border-radius:var(--r-sm);padding:1px 6px;font-family:var(--font-mono);font-size:12px;color:var(--swp-ink)}.rex-section-page{max-width:960px;margin-left:auto;margin-right:auto;padding:0 16px}.rex-section-page-title{font-size:clamp(18px,4vw,22px);font-weight:700;color:var(--swp-ink);margin:0 0 16px}.rex-steps{padding-left:20px;display:flex;flex-direction:column;gap:10px;margin:0}.rex-steps li{font-size:15px;line-height:1.6;color:var(--swp-ink)}.rex-steps code{font-family:var(--font-mono);font-size:13px;background:var(--swp-teal-50);padding:1px 5px;border-radius:var(--r-sm)}.rex-related-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.rex-related-tools{display:flex;flex-direction:column;gap:8px}.rex-related-link{color:var(--color-primary);text-decoration:none;font-size:15px}.rex-related-link:hover{text-decoration:underline}@media(prefers-reduced-motion:reduce){.rex-pattern-row,.rex-test-textarea,.rex-preset-btn,.rex-flag-label{transition:none}}