:root{--color-primary:#111;--color-primary-dark:#000;--color-primary-light:#f5f5f5;--color-accent:#000;--color-text:#111;--color-text-muted:#666;--color-bg:#fff;--color-white:#fff;--color-border:#e0e0e0;--gradient-primary:linear-gradient(135deg,#111,#000);--shadow-sm:0 2px 8px rgba(0,0,0,.06);--shadow-md:0 8px 24px rgba(0,0,0,.1);--shadow-lg:0 16px 40px rgba(0,0,0,.12);--radius:12px;--radius-lg:20px;--max-width:1200px;--content-width:760px;--page-padding:1.5rem}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,Roboto,Oxygen,Ubuntu,Cantarell,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--color-bg);color:var(--color-text);min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;outline:none}button,input,select,textarea{font-family:inherit}img{max-width:100%;height:auto}