:root{--kb-red: #FF4757;--kb-red-deep: #E63946;--kb-green: #5DD39E;--kb-green-deep: #3AB67A;--kb-coral: #FF6B6B;--kb-yellow: #FFD23F;--kb-blue: #4A90E2;--kb-blue-deep: #2D6CDF;--kb-purple: #A78BFA;--kb-bg: #F4F5F7;--kb-surface: #FFFFFF;--kb-surface-2: #FAFAFC;--kb-line: #ECEDF0;--kb-line-2: #E2E4E9;--kb-ink: #16181D;--kb-ink-2: #2C3038;--kb-mute: #8A8F99;--kb-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;--kb-sh-1: 0 1px 2px rgba(15,18,25,.04);--kb-sh-card: 0 1px 3px rgba(15,18,25,.05), 0 8px 24px rgba(15,18,25,.05)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--kb-sans);color:var(--kb-ink);background:#fff;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}a{text-decoration:none}@keyframes kb-fade-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes kb-typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-6px)}}@keyframes kb-bubble{0%{opacity:0;transform:scale(.9) translateY(4px)}to{opacity:1;transform:scale(1) translateY(0)}}