:root{--bg: #f7fafc;--panel: #ffffff;--card: #ffffff;--border: #e5e7eb;--muted: #6b7280;--text: #0f172a;--accent: #2563eb;--accent-weak: rgba(37, 99, 235, .15);--accent-alt: #f59e0b;--shadow-sm: 0 2px 10px rgba(0,0,0,.04);--shadow-md: 0 8px 30px rgba(0,0,0,.08);--r-lg: 14px;--r-md: 10px;--r-full: 999px;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--font-ui: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";--fs-xs: .75rem;--fs-sm: .9rem;--fs-md: 1rem;--fs-lg: 1.875rem}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:.75rem var(--space-4);background:var(--panel);border-bottom:1px solid var(--border)}.brand{display:flex;align-items:center;gap:.6rem}.brand-text{display:flex;flex-direction:column;line-height:1}.brand-text .tagline{font-size:var(--fs-xs);color:var(--muted)}.layout{display:grid;grid-template-columns:1fr;gap:var(--space-4);padding:var(--space-4);min-height:calc(100vh - 3.5rem)}@media (min-width: 1024px){.layout{grid-template-columns:700px 1fr;gap:var(--space-6)}}.sidebar{position:sticky;top:3.5rem;align-self:start;width:100%;max-width:700px;box-sizing:border-box}.sidebar-grid{display:flex;flex-direction:column;gap:1rem;width:100%;box-sizing:border-box}.sidebar-column{display:flex;flex-direction:column;gap:.75rem;width:100%;box-sizing:border-box}.toggle-row{display:grid;grid-template-columns:1fr;gap:.75rem;width:100%}.wide-cards{display:flex;flex-direction:column;gap:.75rem;width:100%}@media (min-width: 768px){.toggle-row{grid-template-columns:1fr 1fr 1fr}.sidebar-grid{display:grid;grid-template-columns:1fr 1fr}.wide-cards{grid-column:1 / -1}}.content{min-height:calc(100vh - 3.5rem)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);margin-bottom:.75rem}.card-head{padding:10px 12px;border-bottom:1px solid var(--border)}.card-title{margin:0;font-size:.95rem}.card-body{padding:12px}.input{width:100%;padding:.5rem .65rem;border:1px solid var(--border);border-radius:var(--r-md);background:#fff;color:inherit;font:inherit}.input:focus{outline:none;border-color:#cbd5e1;box-shadow:0 0 0 3px var(--accent-weak)}.btn{border:1px solid var(--border);background:#fff;border-radius:var(--r-md);padding:.45rem .75rem;cursor:pointer;font:inherit;transition:background .15s ease,box-shadow .15s ease,transform .02s ease,filter .15s ease}.btn:hover{background:#f8fafc}.btn:active{transform:translateY(1px)}.btn[disabled]{opacity:.6;cursor:not-allowed}.btn.ghost{background:transparent}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{filter:brightness(.98)}.chip-row{display:flex;flex-wrap:wrap;gap:.4rem}.chip-container{display:inline-flex;align-items:center}.chip{border:1px solid var(--border);background:#fff;border-radius:var(--r-full);padding:.25rem .65rem;font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:.4rem}.chip--active,.chip:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-weak)}.chip[disabled]{opacity:.4;cursor:not-allowed}.chip-remove{width:16px;height:16px;border-radius:50%;background:var(--muted);color:#fff;border:none;font-size:10px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1;transition:background .15s ease;flex-shrink:0}.chip-remove:hover{background:#dc2626}.row{display:flex;align-items:center;gap:1rem}.row-label{min-width:110px;color:var(--muted);font-size:var(--fs-sm)}.row-content{flex:1}.sticky-gen{position:sticky;bottom:0;background:linear-gradient(180deg,#fff0,#fff 40%);padding:12px 0 4px}.output-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);padding:12px}.section-title{margin:8px 8px 10px;font-size:.95rem;color:var(--muted)}.output-box{min-height:160px;padding:12px;border:1px dashed var(--border);border-radius:var(--r-md);background:#fff;white-space:pre-wrap}.content-actions{display:flex;gap:.5rem;padding:10px 8px 0}.floating-quick{position:fixed;right:16px;bottom:16px;background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-md);padding:10px;z-index:20}.floating-quick .quick-row{display:flex;align-items:center;gap:.4rem}.floating-quick .quick-label{color:var(--muted);font-size:.85rem;margin-right:.25rem}.floating-quick .sep{width:1px;height:18px;background:var(--border);margin:0 4px}.drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000040;transition:opacity .2s ease;z-index:30}.drawer{position:fixed;top:0;right:0;width:min(520px,95vw);height:100%;background:#fff;border-left:1px solid var(--border);box-shadow:-10px 0 30px #00000014;transition:transform .2s ease;z-index:31;display:flex;flex-direction:column}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:12px;border-bottom:1px solid var(--border)}.drawer-body{padding:12px;overflow:auto;flex:1}.history-list{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}.history-item{text-align:left;width:100%;padding:.6rem .7rem;border:1px solid var(--border);border-radius:var(--r-md);background:#fff;cursor:pointer}.history-item:hover{background:#f8fafc}.swatch{width:28px;height:22px;border-radius:6px;border:1px solid var(--border)}.skeleton{height:1.25rem;width:100%;border-radius:8px;background:linear-gradient(90deg,#f1f5f9,#e2e8f0,#f1f5f9);background-size:200% 100%;animation:shimmer 1.2s infinite linear}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.w-full{width:100%}.flex{display:flex}.gap-2{gap:var(--space-2)}.mt-2{margin-top:var(--space-2)}.mt-6{margin-top:var(--space-5)}.text-xs{font-size:var(--fs-xs)}.text-slate-500{color:var(--muted)}.toggle-container{display:flex;align-items:center;justify-content:center;gap:1rem}.toggle-label{font-size:var(--fs-sm);font-weight:500;color:var(--muted);transition:color .2s ease}.toggle-label.active{color:var(--accent)}.toggle-switch{position:relative;display:inline-block;width:50px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#ccc;transition:.3s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%;box-shadow:0 2px 4px #0003}.toggle-switch input:checked+.toggle-slider{background-color:var(--accent)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(26px)}.toggle-switch:hover .toggle-slider{box-shadow:0 0 0 3px var(--accent-weak)}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}