*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}img,svg{display:block;max-width:100%}button,input,select,textarea{font:inherit}a{color:inherit}ol,ul{list-style:none}table{border-collapse:collapse}:root{--primary:#111;--primary-hover:#333;--accent:#b45309;--white:#fff;--bg:#f9f9f9;--secondary-bg:#f5f5f5;--border:#e5e5e5;--text:#1a1a1a;--text-light:#666;--text-muted:#999;--success:#16a34a;--error:#dc2626;--wa-green:#25d366;--tg-blue:#229ed9;--radius-sm:6px;--radius:10px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 3px rgba(0,0,0,.08);--shadow:0 4px 16px rgba(0,0,0,.1);--shadow-lg:0 8px 32px rgba(0,0,0,.14);--transition:0.2s ease;--container:1200px;--header-h:70px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,sans-serif;color:var(--text);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}.container{max-width:var(--container);margin:0 auto;padding:0 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(max-width:1100px){.footer-grid-5{grid-template-columns:repeat(3,1fr)}.trust-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:900px){.article-layout{grid-template-columns:1fr}aside{display:none}}@media (max-width:768px){:root{--header-h:60px}.section{padding:40px 0}.hamburger{display:flex}.nav{position:fixed;top:var(--header-h);left:0;right:0;bottom:0;flex-direction:column;align-items:flex-start;gap:0;background:var(--primary);z-index:999;overflow-y:auto;padding:16px 0 40px;transform:translateX(-100%);transition:transform .3s ease}.nav.active{transform:translateX(0)}.nav .dropdown-toggle,.nav>a{width:100%;padding:13px 20px;border-radius:0;font-size:1rem;border-bottom:1px solid hsla(0,0%,100%,.07)}.dropdown-menu{position:static;box-shadow:none;border:none;background:hsla(0,0%,100%,.06);border-radius:0;padding:0;opacity:1;pointer-events:auto;transform:none;display:none}.dropdown.open .dropdown-menu{display:block}.dropdown-menu a{color:hsla(0,0%,100%,.75);padding:10px 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