:root{--primary: #2563EB;--primary-light: #3B82F6;--primary-dark: #1D4ED8;--bg: #F8FAFC;--surface: #FFFFFF;--surface-alt: #F1F5F9;--sidebar: #0F172A;--sidebar-hover: #1E293B;--text: #0F172A;--text-secondary: #475569;--text-muted: #94A3B8;--text-inverse: #FFFFFF;--text-sidebar: #94A3B8;--border: #E2E8F0;--border-dark: #CBD5E1;--success: #22C55E;--warning: #F59E0B;--error: #EF4444;--info: #3B82F6;--stock-critical: #EF4444;--stock-warning: #F59E0B;--stock-sufficient: #22C55E;--xs: 4px;--sm: 8px;--md: 16px;--lg: 24px;--xl: 32px;--xxl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 8px -2px rgba(0,0,0,.06), 0 2px 4px -2px rgba(0,0,0,.04);--shadow-lg: 0 12px 24px -4px rgba(0,0,0,.08), 0 4px 8px -4px rgba(0,0,0,.04);--transition: .2s cubic-bezier(.4, 0, .2, 1);--sidebar-width: 260px;--header-height: 64px}body{font-family:Pyidaungsu,-apple-system,BlinkMacSystemFont,Segoe 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var(--transition)}.login-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px;border:none;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--text-inverse);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all var(--transition)}.login-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #2563eb59}.login-footer{margin-top:20px;text-align:center}.login-footer-line{width:36px;height:2px;background:var(--border);margin:0 auto 6px;border-radius:1px}.setup-card{background:var(--surface);border-radius:var(--radius-xl);border:1px solid var(--border);padding:var(--xxl);width:100%;max-width:680px;box-shadow:var(--shadow-lg)}.setup-logo{font-size:44px;text-align:center;margin-bottom:var(--md)}.setup-card 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