:root{--color-background:#FAFAF9;--color-paper:#FFFFFF;--color-border:#E5E7EB;--color-divider:rgba(0,0,0,0.05);--color-primary:#2563EB;--color-primary-light:#60A5FA;--color-primary-dark:#1D4ED8;--color-accent:#10B981;--color-accent-light:#34D399;--color-accent-dark:#059669;--color-secondary:#6B7280;--color-secondary-light:#9CA3AF;--color-secondary-dark:#4B5563;--color-text-primary:#0F172A;--color-text-secondary:#475569;--color-text-disabled:#9CA3AF;--color-success:#10B981;--color-warning:#F59E0B;--color-error:#EF4444;--color-info:#3B82F6;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:0.75rem;--spacing-lg:1rem;--spacing-xl:1.5rem;--spacing-2xl:2rem;--spacing-3xl:2.5rem;--spacing-4xl:3rem;--spacing-5xl:4rem;--spacing-6xl:5rem;--max-width-xs:320px;--max-width-sm:640px;--max-width-md:768px;--max-width-lg:1024px;--max-width-xl:1280px;--max-width-2xl:1536px;--page-px:1.25rem;--page-px-sm:2rem;--page-px-md:3.5rem;--page-px-lg:1.5rem;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 4px 20px -2px rgba(0,0,0,0.04);--shadow-lg:0 8px 30px -4px rgba(0,0,0,0.08);--shadow-xl:0 20px 40px -8px rgba(0,0,0,0.12);--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:9999px;--transition-fast:150ms cubic-bezier(0.16,1,0.3,1);--transition-base:200ms cubic-bezier(0.16,1,0.3,1);--transition-slow:300ms cubic-bezier(0.16,1,0.3,1)}h1,h2,h3,h4,h5,h6,ol,ul{margin:0}ol,ul{list-style:none;padding:0}img{display:block;max-width:100%;height:auto}button{border:none;background:none;cursor:pointer}::selection{background-color:rgba(37,99,235,.15);color:var(--color-text-primary)}.card{background:var(--color-paper);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--color-border);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.card:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg)}.min-touch-target{min-width:48px;min-height:48px;display:flex;align-items:center;justify-content:center;padding:.75rem 1rem}[role=button],a,button,input[type=button],input[type=submit]{min-height:40px;min-width:40px}input[type=email],input[type=password],input[type=tel],input[type=text],select,textarea{min-height:40px;font-size:16px}@media (hover:none) and (pointer:coarse){[role=button]:active,a:active,button:active{opacity:.7}}html{overflow-x:hidden;max-width:100vw;scroll-padding-top:72px}.blog-article-content [id],.guide-content [id]{scroll-margin-top:88px}@media (max-width:599px){html{scroll-padding-top:60px}.blog-article-content [id],.guide-content [id]{scroll-margin-top:68px}}body{overflow-x:hidden;max-width:100vw}@media (max-width:599px){.hide-mobile{display:none!important}}@media (min-width:600px) and (max-width:899px){.hide-tablet{display:none!important}}@media (min-width:900px){.hide-desktop{display:none!important}}