:root{--bg:#fff;--fg:#0d0d0d;--surface:#f8f8f8;--border:#e2e2e2;--accent:#0d0d0d;--accent-fg:#fff;--error:#b00020;--warning-bg:#fffbe6;--warning-text:#6b4c00;--warning-border:#e8d48b;--muted:#6b6b6b}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);font-family:system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.6;min-height:100vh}a,body{color:var(--fg)}.panel-shell{max-width:860px;margin:0 auto;padding:0 24px 80px}.panel-header{display:flex;align-items:baseline;gap:16px;padding:32px 0 24px;border-bottom:1px solid var(--border);margin-bottom:32px}.panel-brand{font-family:Georgia,Times New Roman,serif;font-size:1.1rem;letter-spacing:.12em;text-transform:uppercase;font-weight:400}.panel-nav{display:flex;gap:24px;font-size:.85rem;color:var(--muted)}.panel-nav a{color:var(--muted);text-decoration:none}.panel-nav a:hover{color:var(--fg)}.section-block{border-top:1px solid var(--border);padding:28px 0}.section-block:first-of-type{border-top:none}.section-title{font-family:Georgia,Times New Roman,serif;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:20px}.field-row{margin-bottom:18px}.field-label{display:block;font-size:.8rem;font-weight:500;color:var(--muted);letter-spacing:.03em;margin-bottom:6px}.field-error{font-size:.78rem;color:var(--error);margin-top:4px}input[type=email],input[type=password],input[type=text],select,textarea{width:100%;padding:8px 12px;border:1px solid var(--border);background:var(--bg);color:var(--fg);font-family:system-ui,sans-serif;font-size:14px;line-height:1.5;border-radius:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;transition:border-color .15s}input[type=email]:focus,input[type=password]:focus,input[type=text]:focus,textarea:focus{outline:none;border-color:var(--fg)}input.error,textarea.error{border-color:var(--error)}textarea{resize:vertical;min-height:80px}input[readonly]{background:var(--surface);color:var(--muted);cursor:not-allowed}.btn{display:inline-block;padding:10px 24px;background:var(--accent);color:var(--accent-fg);border:none;font-family:system-ui,sans-serif;font-size:14px;font-weight:500;letter-spacing:.04em;cursor:pointer;text-decoration:none;border-radius:0;transition:opacity .15s}.btn:hover{opacity:.85}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--fg);border:1px solid var(--border)}.btn-ghost:hover{background:var(--surface);opacity:1}.warnings{background:var(--warning-bg);border:1px solid var(--warning-border);padding:12px 16px;margin-bottom:24px;font-size:.85rem;color:var(--warning-text)}.warnings ul{margin:6px 0 0 16px}.alert-error{background:#fff5f5;border:1px solid #ffc0c0;color:var(--error);padding:12px 16px;margin-bottom:24px;font-size:.85rem}.price-editor{display:grid;grid-gap:10px;gap:10px}.price-editor-label{font-size:.75rem;color:var(--muted);margin-bottom:3px}.list-editor{display:grid;grid-gap:12px;gap:12px}.list-item{border:1px solid var(--border);padding:12px;background:var(--surface);display:grid;grid-gap:8px;gap:8px}.list-item-label{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:100%;max-width:380px;padding:40px;border:1px solid var(--border)}.login-brand{font-family:Georgia,Times New Roman,serif;font-size:1rem;letter-spacing:.12em;text-transform:uppercase;text-align:center;margin-bottom:32px}.form-actions{display:flex;align-items:center;gap:16px;padding-top:24px;border-top:1px solid var(--border);margin-top:8px}.save-status{font-size:.82rem;color:var(--muted)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:16px;gap:16px;margin-top:8px}.dashboard-card{border:1px solid var(--border);padding:24px;text-decoration:none;color:var(--fg);display:block;transition:background .1s}.dashboard-card:hover{background:var(--surface)}.dashboard-card-title{font-family:Georgia,Times New Roman,serif;font-size:1rem;margin-bottom:8px}.dashboard-card-desc{font-size:.82rem;color:var(--muted)}