.text-gradient-purple{background:linear-gradient(135deg,#8b5cf6,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent}
.tool-container{max-width:1100px;margin:0 auto;padding:110px 24px 60px}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--text-secondary);text-decoration:none;font-weight:500;margin-bottom:16px;transition:all .3s}
.back-link:hover{color:#c084fc;transform:translateX(-4px)}
.back-link svg{width:18px;height:18px;fill:currentColor}
.tool-page-header{text-align:center;margin-bottom:28px}
.tool-page-header h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;margin:16px 0 12px;color:var(--text-primary)}
.tool-page-header p{color:var(--text-secondary);max-width:680px;margin:0 auto;line-height:1.6}
.control-bar{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;margin-bottom:20px;background:var(--surface-light);border:1px solid var(--border-color);border-radius:14px;padding:14px 18px}
.control-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.control-actions{margin-left:auto}
.ctrl-label{font-size:.88rem;font-weight:600;color:var(--text-secondary)}
.segmented{display:inline-flex;background:rgba(0,0,0,.15);border:1px solid var(--border-color);border-radius:10px;padding:3px;gap:2px}
.seg-btn{padding:7px 14px;border:none;background:transparent;color:var(--text-secondary);font-weight:600;font-size:.85rem;border-radius:7px;cursor:pointer;transition:all .2s;font-family:inherit}
.seg-btn:hover{color:var(--text-primary)}
.seg-btn.active{background:linear-gradient(135deg,#8b5cf6,#ec4899);color:#fff;box-shadow:0 2px 10px rgba(139,92,246,.35)}
.indent-select{padding:6px 10px;border-radius:6px;border:1px solid var(--border-color);background:rgba(0,0,0,.2);color:var(--text-primary);font-size:.85rem;font-family:inherit;outline:none}
.action-btn-sm{display:inline-flex;align-items:center;gap:5px;padding:6px 12px;border-radius:8px;border:1px solid var(--border-color);background:transparent;color:var(--text-secondary);font-size:.82rem;font-weight:500;cursor:pointer;transition:all .2s;font-family:inherit}
.action-btn-sm:hover{border-color:var(--primary-color);color:var(--primary-color);background:rgba(99,102,241,.08)}
.jy-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.jy-editor{width:100%;min-height:350px;padding:14px;border-radius:10px;border:1px solid var(--border-color);background:rgba(0,0,0,.2);color:var(--text-primary);font-family:'JetBrains Mono',monospace;font-size:.85rem;resize:vertical;outline:none;line-height:1.5}
.jy-editor:focus{border-color:#8b5cf6}
.jy-editor[readonly]{background:rgba(0,0,0,.3);color:#22c55e}
/* Prevent panel header wrapping on desktop to keep copy button aligned */
.jy-grid .tool-panel .panel-header{gap:8px;flex-wrap:nowrap}
.jy-grid .tool-panel .panel-header .action-btn-sm{flex-shrink:0;white-space:nowrap}
.jy-swap-wrap{text-align:center;margin-top:12px}
.sample-grid{display:flex;flex-wrap:wrap;gap:8px}
.preset-btn{padding:6px 14px;border-radius:8px;border:1px solid var(--border-color);background:transparent;color:var(--text-secondary);font-size:.82rem;font-weight:500;cursor:pointer;transition:all .2s;font-family:inherit}
.preset-btn:hover{border-color:#8b5cf6;color:#c084fc;background:rgba(139,92,246,.08)}
@media(max-width:768px){.jy-grid{grid-template-columns:1fr}.control-actions{margin-left:0}.control-bar{gap:12px}.tool-container{padding:90px 14px 40px}}