:root { --container-bg: #f8fafc; --block-background: #ffffff; --block-border-color: #e2e8f0; --block-text-color: #334155; --block-text-muted-color: #94a3b8; --header-bg: #007aff; --header-logo-color: #ffffff; --header-logo-border-color: rgba(255,255,255,0.3); --border-radius-inner: 10px; --border-radius-outer: 13px; --all-a-hover: #0056cc; --block-a-color: #007aff; --block-a-border: rgba(0,122,255,0.3); }