.fe{display:grid;gap:12px;--fe-font:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace}.fe-field{position:relative;display:grid;border-radius:14px;background:#fbfbfd;border:1.5px solid #e6e6ec;transition:border-color .2s,box-shadow .2s,background .2s}.fe-field:focus-within{border-color:#3b5bfd;box-shadow:0 0 0 4px #eef1ff;background:#fff}.fe-err .fe-field{border-color:#e11d48}.fe-field textarea,.fe-hl{grid-area:1/1;margin:0;padding:14px 16px;font-family:var(--fe-font);font-size:16px;line-height:1.6;white-space:pre-wrap;word-break:break-word;letter-spacing:0;border:0;min-height:26px}.fe-hl{pointer-events:none;color:#0b0b0f}.fe-field textarea{resize:none;background:transparent;color:transparent;caret-color:#0b0b0f;outline:none;overflow:hidden;field-sizing:content}.fe-field textarea::-moz-placeholder{color:#a1a1aa}.fe-field textarea::placeholder{color:#a1a1aa}.fe-h-var{border-radius:4px;font-weight:700}.fe-h-fn{color:#3b5bfd;font-weight:700}.fe-h-num{color:#0b0b0f}.fe-h-op{color:#f97316}.fe-h-paren,.fe-h-sep{color:#8a8a96}.fe-h-str{color:#0ea5a4}.fe-h-other{color:#e11d48;-webkit-text-decoration:underline wavy #e11d4866;text-decoration:underline wavy #e11d4866}.fe-blocks{display:grid;gap:8px}.fe-group{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.fe-gl{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#8a8a96;min-width:86px}.fe-b{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:999px;border:1px solid #e6e6ec;background:#fff;font:inherit;font-size:13px;font-weight:600;color:#3a3a44;cursor:pointer;transition:transform .12s,border-color .15s,background .15s}.fe-b:hover{border-color:#b8b8c4;transform:translateY(-1px)}.fe-b:active{transform:translateY(0) scale(.97)}.fe-b-var{padding-left:4px}.fe-b-var b{display:grid;place-items:center;width:24px;height:24px;border-radius:999px;color:#fff;font-size:12px}.fe-b-op{width:36px;padding:0;justify-content:center;font-family:var(--fe-font);font-size:16px;color:#f97316}.fe-b-fn{color:#3b5bfd;background:#f4f6ff;border-color:#dfe5ff}.fe-preview{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px;padding:12px 14px;border-radius:12px;background:#f5f5f7}.fe-read{font-size:15px;line-height:2;color:#0b0b0f}.fe-pill{display:inline-block;color:#fff;border-radius:999px;padding:1px 10px;font-size:13px;font-weight:700;line-height:1.7}.fe-num{font-variant-numeric:tabular-nums;font-weight:600}.fe-op{color:#f97316}.fe-fn,.fe-op{font-weight:700}.fe-fn{color:#3b5bfd;font-family:var(--fe-font)}.fe-error{font-size:13px;color:#e11d48}.fe-compact .fe-field textarea,.fe-compact .fe-hl{padding:9px 12px;font-size:14px}.fe-compact .fe-gl{min-width:0}.fe-compact .fe-b{height:28px;font-size:12px}@media (max-width:640px){.fe-gl{min-width:100%}}.fe-field textarea{-webkit-text-fill-color:transparent}.fe-b-more{font-family:var(--fe-font);color:#3b5bfd;border-style:dashed}.fe-b-more.on{background:#eef1ff;border-color:#c7d2ff}.fe-b-fn{animation:fe-in .22s both}.fe-result{font-weight:800;color:#0b0b0f;background:#fff;border-radius:999px;padding:2px 10px;margin-left:4px;box-shadow:0 1px 0 #e6e6ec}.fe-pill,.fe-result{animation:fe-in .25s both}@keyframes fe-in{0%{opacity:0;transform:translateY(4px) scale(.96)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.fe-b-fn,.fe-pill,.fe-result{animation:none}}