:root{--color-nav-header:#f0f4f8;--color-side-nav:#163657;--color-footer:#1e293b;--color-primary:#2b73b7;--color-primary-hover:#215a8f;--color-primary-light:#e9f1f8;--color-primary-lighter:#f1f7fc;--color-primary-dark:#1e4b7a;--color-primary-darker:#163657;--color-primary-transparent:#2b73b71a;--color-primary-gradient:linear-gradient(90deg, #2b73b7 0%, #163657 100%);--color-primary-accent:#4da1e6;--color-secondary:#64748b;--color-secondary-hover:#475569;--color-secondary-light:#f1f5f9;--color-secondary-dark:#334155;--color-secondary-border:#e2e8f0;--color-secondary-background:#f8fafc;--color-secondary-text:#475569;--color-secondary-gradient:linear-gradient(90deg, #94a3b8 0%, #64748b 100%);--color-error:#ef4444;--color-error-hover:#dc2626;--color-error-background:#fee2e2;--color-error-dark:#991b1b;--color-warning:#facc15;--color-warning-background:#fef9c3;--color-success:#22c55e;--color-success-background:#dcfce7;--color-white:#fff;--color-background:#f9fafb;--color-background-disabled:#e5e7eb;--color-background-accent:#f3f4f6;--color-background-secondary:#e2e8f0;--color-text-primary:#111827;--color-text-secondary:#374151;--color-text-tertiary:#6b7280;--color-text-label:#4b5563;--color-error-label:#991b1b;--color-placeholder:#9ca3af;--color-text-light:#fff;--color-border:#d1d5db;--color-error-border:#fecaca;--color-border-focus:#2b73b7;--color-overlay:#00000080;--color-overlay-light:#0003;--spacing-xxs:.125rem;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:.75rem;--spacing-lg:1rem;--spacing-xl:1.5rem;--spacing-xxl:3rem;--radius-sm:3px;--radius-md:5px;--radius-lg:8px;--radius-xl:12px;--transition-fast:.2s ease;--transition-normal:.3s ease;--transition-slow:.4s ease;--shadow-sm:0 2px 4px #0000001a;--shadow-md:0 4px 8px #00000026;--shadow-lg:0 8px 16px #0003;--shadow-focus:0 0 5px #2b73b766;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-md:1.125rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--font-size-xxl:2rem;--z-index-base:1;--z-index-dropdown:100;--z-index-sticky:200;--z-index-fixed:300;--z-index-modal:500;--z-index-popover:600;--z-index-tooltip:700;--z-index-toast:800;--z-index-overlay:900;--z-index-max:9999;--breakpoint-mobile:768px;--breakpoint-tablet:1024px;--breakpoint-desktop:1280px}html,body{background-color:var(--color-background);height:100%;color:var(--color-text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:Segoe UI,Roboto,Inter,-apple-system,sans-serif}html{scroll-behavior:smooth}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6,p{margin:0;padding:0;line-height:1.4}h1{color:var(--color-primary);font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}ul,ol{margin:0;padding:0;list-style:none}a{color:inherit;transition:color var(--transition-fast);text-decoration:none}img{max-width:100%;height:auto;display:block}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-background)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--color-secondary)}