*{margin:0;padding:0;box-sizing:border-box}:root{--bg:#fafaf8;--text:#1a1a1a;--text-muted:#666;--text-light:#999;--border:#e5e5e3;--border-light:#f0f0ee;--accent:#1a1a1a;--accent-hover:#333;--success:#22c55e;--warning:#f59e0b;--error:#ef4444;--info:#3b82f6;--layer-a:#1a1a1a;--layer-b:#2563eb;--layer-c:#7c3aed;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--font-serif:"Lora",Georgia,serif;--font-sans:"Poppins",-apple-system,BlinkMacSystemFont,sans-serif;--font-mono:"SF Mono",Monaco,"Cascadia Code",monospace}body{font-family:var(--font-sans);font-size:14px;font-weight:400;line-height:1.5;color:var(--text);background:var(--bg);min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:500;line-height:1.3;color:var(--text)}h1{font-size:28px}h2{font-size:22px}h3{font-size:18px}h4{font-size:16px}a{color:var(--text);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:10px 20px;font-family:var(--font-sans);font-size:14px;font-weight:500;border-radius:6px;border:none;cursor:pointer;transition:all .15s ease}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--text)}.btn-small{padding:6px 12px;font-size:13px}.btn-icon{padding:8px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;border-radius:4px}.btn-icon:hover{background:var(--border-light);color:var(--text)}.input{width:100%;padding:12px 14px;font-family:var(--font-sans);font-size:14px;color:var(--text);background:#fff;border:1px solid var(--border);border-radius:6px;outline:none;transition:border-color .15s ease}.input:focus{border-color:var(--text)}.input::placeholder{color:var(--text-light)}.card{background:#fff;border:1px solid var(--border);border-radius:8px;padding:var(--space-lg)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-md)}.card-title{font-size:16px;font-weight:500}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:500;border-radius:20px}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}.badge-error{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.badge-neutral{background:var(--border-light);color:var(--text-muted)}.layer-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:var(--space-sm)}.layer-a{background:var(--layer-a)}.layer-b{background:var(--layer-b)}.layer-c{background:var(--layer-c)}.source-tag{display:inline-flex;align-items:center;padding:2px 8px;font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.03em;border-radius:4px;background:var(--border-light);color:var(--text-muted)}.source-tag.shopify{background:#e8f5e9;color:#2e7d32}.source-tag.notion{background:#fff3e0;color:#e65100}.source-tag.portal{background:#e3f2fd;color:#1565c0}.source-tag.drive{background:#fff8e1;color:#f57c00}.source-tag.stripe{background:#ede7f6;color:#5e35b1}.source-tag.mercury{background:#e0f2f1;color:#00695c}.text-muted{color:var(--text-muted)}.text-light{color:var(--text-light)}.text-success{color:var(--success)}.text-warning{color:var(--warning)}.text-error{color:var(--error)}.font-mono{font-family:var(--font-mono)}.font-serif{font-family:var(--font-serif)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.mb-xl{margin-bottom:var(--space-xl)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}