:root{--color-primary:#1a56db;--color-primary-dark:#133a99;--color-bg:#f5f6fa;--color-border:#e2e5ec;--color-text:#1f2430;--color-text-muted:#6b7280;--color-danger:#dc2626;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text)}.admin-topbar{display:flex;align-items:center;gap:24px;background:#fff;border-bottom:1px solid var(--color-border);padding:12px 24px}.admin-topbar__brand{font-weight:700}.admin-topbar__nav{display:flex;gap:16px;flex:1}.admin-topbar__nav a{color:var(--color-text);text-decoration:none}.admin-topbar__nav a:hover{color:var(--color-primary)}.admin-topbar__logout button{background:0 0;border:1px solid var(--color-border);border-radius:6px;padding:6px 12px;cursor:pointer}.admin-content{max-width:1100px;margin:0 auto;padding:24px}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-box{background:#fff;padding:32px;border-radius:10px;width:320px;box-shadow:0 4px 20px rgba(0,0,0,.08);display:flex;flex-direction:column;gap:14px}.login-box h1{margin:0;font-size:1.4rem}.login-box__subtitle{margin:0 0 8px;color:var(--color-text-muted)}label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;margin-bottom:14px}.checkbox-label{flex-direction:row;align-items:center;gap:8px}input,select,textarea{padding:9px 10px;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem}.form-row{display:flex;gap:16px}.form-row label{flex:1}.form-actions{display:flex;gap:10px;margin-top:8px}.btn,button{display:inline-block;padding:9px 16px;border-radius:6px;border:1px solid var(--color-border);background:#fff;color:var(--color-text);cursor:pointer;text-decoration:none;font-size:.9rem}.btn--primary,.login-box button{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn--primary:hover,.login-box button:hover{background:var(--color-primary-dark)}.alert{padding:10px 12px;border-radius:6px;margin-bottom:10px;font-size:.9rem}.alert--error{background:#fde8e8;color:var(--color-danger)}.alert--success{background:#e2fbe8;color:#1a7f37}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.data-table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden}.data-table td,.data-table th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--color-border);font-size:.9rem}.data-table th{background:#fafbfc;color:var(--color-text-muted);font-weight:600}.data-table__actions{display:flex;gap:10px}.data-table__actions form{display:inline}.data-table__actions button{border:none;background:0 0;color:var(--color-danger);cursor:pointer;padding:0}.cards-grid{display:flex;gap:16px;margin-bottom:24px}.stat-card{background:#fff;border-radius:8px;padding:20px 24px;flex:1;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.04)}.stat-card__value{display:block;font-size:2rem;font-weight:700;color:var(--color-primary)}.stat-card__label{color:var(--color-text-muted);font-size:.85rem}.image-preview{display:flex;gap:8px;margin-bottom:14px}.image-preview img{width:70px;height:70px;object-fit:cover;border-radius:6px;border:1px solid var(--color-border)}.barcode-lookup{background:#fff;border:2px dashed var(--color-primary);border-radius:8px;padding:20px 24px;margin-bottom:24px}.barcode-lookup h3{margin:0 0 4px;font-size:1rem}.barcode-lookup .text-muted{margin:0 0 12px;font-size:.85rem;color:var(--color-text-muted)}.barcode-lookup__row{display:flex;gap:8px}.barcode-lookup__row input{flex:1;padding:10px 12px;border:1px solid var(--color-border);border-radius:6px;font-size:1rem;font-family:monospace;letter-spacing:.05em}.barcode-lookup__row input:focus{outline:0;border-color:var(--color-primary)}.barcode-lookup__status{margin-top:10px;padding:10px 12px;border-radius:6px;font-size:.85rem}.barcode-status--loading{background:#e8f0fe;color:#1a56db}.barcode-status--success{background:#d1fae5;color:#065f46}.barcode-status--warning{background:#fef3c7;color:#92400e}.barcode-status--error{background:#fee2e2;color:#991b1b}