:root{--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;--font-display:"Outfit","Inter",-apple-system,sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--bg-app:#f8fafc;--bg-surface:#ffffff;--bg-surface-hover:#f1f5f9;--bg-surface-active:#e2e8f0;--bg-glass:rgba(255,255,255,0.85);--bg-glass-card:rgba(255,255,255,0.7);--border-subtle:#e2e8f0;--border-default:#cbd5e1;--border-strong:#94a3b8;--border-focus:#3b82f6;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--text-inverse:#ffffff;--primary:#4f46e5;--primary-hover:#4338ca;--primary-active:#3730a3;--primary-subtle:#eef2ff;--primary-border:#c7d2fe;--primary-foreground:#ffffff;--secondary:#0f172a;--secondary-hover:#1e293b;--secondary-subtle:#f1f5f9;--secondary-foreground:#ffffff;--accent:#06b6d4;--accent-hover:#0891b2;--accent-subtle:#ecfeff;--accent-foreground:#ffffff;--status-draft-bg:#f1f5f9;--status-draft-text:#475569;--status-draft-border:#cbd5e1;--status-issued-bg:#eff6ff;--status-issued-text:#1d4ed8;--status-issued-border:#bfdbfe;--status-paid-bg:#ecfdf5;--status-paid-text:#047857;--status-paid-border:#a7f3d0;--status-cancelled-bg:#fff1f2;--status-cancelled-text:#be123c;--status-cancelled-border:#fecdd3;--status-warning-bg:#fffbeb;--status-warning-text:#b45309;--status-warning-border:#fde68a;--danger:#e11d48;--danger-hover:#be123c;--danger-subtle:#fff1f2;--danger-foreground:#ffffff;--success:#10b981;--success-subtle:#ecfdf5;--success-foreground:#ffffff;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.07),0 2px 4px -2px rgba(0,0,0,0.05);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.08),0 4px 6px -4px rgba(0,0,0,0.04);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 8px 10px -6px rgba(0,0,0,0.04);--shadow-glass:0 8px 32px 0 rgba(31,38,135,0.07);--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px;--focus-ring:0 0 0 2px var(--bg-surface),0 0 0 4px var(--primary);--focus-ring-danger:0 0 0 2px var(--bg-surface),0 0 0 4px var(--danger);--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-normal:250ms cubic-bezier(0.4,0,0.2,1)}@media (prefers-color-scheme:dark){:root{--bg-app:#090d16;--bg-surface:#0f172a;--bg-surface-hover:#1e293b;--bg-surface-active:#334155;--bg-glass:rgba(15,23,42,0.85);--bg-glass-card:rgba(30,41,59,0.7);--border-subtle:#1e293b;--border-default:#334155;--border-strong:#475569;--border-focus:#6366f1;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--text-inverse:#0f172a;--primary:#6366f1;--primary-hover:#4f46e5;--primary-active:#4338ca;--primary-subtle:rgba(99,102,241,0.15);--primary-border:rgba(99,102,241,0.3);--primary-foreground:#ffffff;--secondary:#f8fafc;--secondary-hover:#e2e8f0;--secondary-subtle:#1e293b;--secondary-foreground:#0f172a;--status-draft-bg:#1e293b;--status-draft-text:#94a3b8;--status-draft-border:#334155;--status-issued-bg:rgba(59,130,246,0.15);--status-issued-text:#60a5fa;--status-issued-border:rgba(59,130,246,0.3);--status-paid-bg:rgba(16,185,129,0.15);--status-paid-text:#34d399;--status-paid-border:rgba(16,185,129,0.3);--status-cancelled-bg:rgba(244,63,94,0.15);--status-cancelled-text:#fb7185;--status-cancelled-border:rgba(244,63,94,0.3);--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.3);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.4);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.5);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.6);--shadow-glass:0 8px 32px 0 rgba(0,0,0,0.37);--focus-ring:0 0 0 2px var(--bg-surface),0 0 0 4px var(--primary)}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,html{color:var(--text-primary);background-color:var(--bg-app)}body{min-height:100vh}a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-hover)}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-spin{animation:spin 1s linear infinite}.animate-fade-in{animation:fadeIn .2s ease-out forwards}.skeleton{background:linear-gradient(90deg,var(--bg-surface-hover) 25%,var(--bg-surface-active) 50%,var(--bg-surface-hover) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}