:root{--sf-black:#0a0a0a;--sf-white:#fafafa;--sf-pure-white:#fff;--sf-gray-100:#f5f5f5;--sf-gray-300:#d4d4d4;--sf-gray-500:#737373;--sf-gray-700:#404040;--sf-accent:#c9a96e;--sf-accent-light:#e8d5b0;--sf-accent-dark:#a8863e;--sf-font-heading:var(--font-heading-en),var(--font-heading-zh),serif;--sf-font-body:var(--font-body-en),var(--font-body-zh),sans-serif;--sf-header-height:4rem;--sf-header-height-mobile:3.5rem;--sf-content-max-width:80rem}.sf-heading{font-family:var(--sf-font-heading);letter-spacing:-.02em;line-height:1.2}.sf-body{font-family:var(--sf-font-body);line-height:1.7}.sf-label{font-family:var(--sf-font-body);letter-spacing:.1em;text-transform:uppercase;font-size:.8125rem;font-weight:300}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.sf-skeleton{background:linear-gradient(90deg,var(--sf-gray-100)25%,#e5e5e5 50%,var(--sf-gray-100)75%);background-size:200% 100%;animation:1.5s infinite shimmer}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}