@font-face{font-family:'Onest';src:url('fonts/onest.woff2') format('woff2'),url('fonts/onest.woff') format('woff');font-weight:100 900;font-display:swap}@font-face{font-family:'Unbounded';src:url('fonts/unbounded.woff') format('woff');font-weight:200 900;font-display:swap}@font-face{font-family:'JetBrains Mono';src:url('fonts/jetbrains-mono.woff2') format('woff2'),url('fonts/jetbrains-mono.woff') format('woff');font-weight:100 800;font-display:swap}:root{color-scheme:light;--font:'Onest',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;--display:'Unbounded','Onest',system-ui,sans-serif;--mono:'JetBrains Mono','Cascadia Code',Consolas,monospace;--bg:#f3f5fa;--surface:#ffffff;--surface-solid:#ffffff;--surface-light:linear-gradient(transparent,transparent);--surface-2:#f5f7fb;--surface-3:#eef1f8;--surface-sel:#e8eefd;--line:#e0e5ef;--line-2:#c9d1e0;--line-active:rgba(47,91,234,0.45);--hi:0 0 0 0 transparent;--text:#141b33;--text-2:#39425e;--muted:#59627e;--faint:#8a93ad;--accent:#2f5bea;--accent-hover:#2348c9;--accent-ink:#2149c8;--accent-soft:#e8eefd;--on-accent:#ffffff;--ice:#5b7bd6;--amber:#f0a326;--live:#11946a;--live-soft:rgba(17,148,106,0.11);--ok:#11946a;--ok-soft:rgba(17,148,106,0.1);--warn:#a95a06;--warn-soft:#fff4e0;--danger:#d4343b;--danger-soft:#fdecec;--violet:#6b4fd1;--violet-soft:rgba(107,79,209,0.1);--star-glow:#6c9cf0;--line-done-a:#8db2f0;--line-done-b:#2f5bea;--shadow:0 1px 2px rgba(20,27,51,0.05),0 6px 18px rgba(20,27,51,0.05);--shadow-lg:0 20px 50px rgba(15,23,42,0.18);--code-bg:#10162b;--code-bar:#172040;--code-line:rgba(140,165,205,0.16);--code-text:#dbe3fb;--r-card:16px;--r-inner:12px;--r-ctl:10px;--ease:cubic-bezier(0.22,1,0.36,1);--spring:cubic-bezier(0.34,1.4,0.5,1);--series-1:#2a78d6;--series-2:#eb6834;--chart-grid:#eceef4;--chart-axis:#6b7280}:root[data-theme="dark"]{color-scheme:dark;--bg:#0d1222;--surface:#151c33;--surface-solid:#151c33;--surface-2:#1b2440;--surface-3:#24304f;--surface-sel:#24304f;--line:#253052;--line-2:#354266;--line-active:rgba(111,143,255,0.5);--text:#e7ebf6;--text-2:#b5bfd8;--muted:#9ca6c4;--faint:#6f7a99;--accent:#5a7cf5;--accent-hover:#6f8fff;--accent-ink:#9db2ff;--accent-soft:rgba(111,143,255,0.14);--ice:#8fa8f0;--amber:#f5b64a;--live:#3cc893;--live-soft:rgba(60,200,147,0.13);--ok:#3cc893;--ok-soft:rgba(60,200,147,0.12);--warn:#e8b04a;--warn-soft:rgba(232,176,74,0.12);--danger:#f2706f;--danger-soft:rgba(242,112,111,0.12);--violet:#b39dff;--violet-soft:rgba(179,157,255,0.12);--line-done-a:#4c6fd8;--line-done-b:#9db2ff;--shadow:0 1px 2px rgba(0,0,0,0.35);--shadow-lg:0 20px 50px rgba(0,0,0,0.5);--code-bg:#090e1b;--code-bar:#10172b;--chart-grid:rgba(140,165,205,0.14);--chart-axis:#8a95a8}:root,:root[data-theme="dark"]{--a-bg:var(--bg);--a-surface:var(--surface-solid,var(--surface));--a-border:var(--line);--a-border-strong:var(--line-2);--a-text:var(--text);--a-text-2:var(--text-2);--a-muted:var(--muted);--a-accent:var(--accent);--a-accent-600:var(--accent-hover);--a-accent-50:var(--accent-soft);--a-danger:var(--danger);--a-danger-50:var(--danger-soft);--a-warn:var(--warn);--a-warn-50:var(--warn-soft);--a-success:var(--ok);--a-radius:var(--r-inner);--a-shadow:var(--shadow);--a-shadow-lg:var(--shadow-lg);--a-font:var(--font)}.icon{flex-shrink:0}.icon-fill{opacity:0.16}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-ctl);border:1px solid transparent;font:inherit;font-weight:650;font-size:14px;letter-spacing:-0.005em;cursor:pointer;white-space:nowrap;text-decoration:none;color:inherit;transition:background-color 0.25s var(--ease),border-color 0.25s var(--ease),color 0.25s var(--ease),box-shadow 0.25s var(--ease),transform 0.2s var(--ease)}.btn:disabled{opacity:0.5;cursor:default}.btn:hover{text-decoration:none}.btn:not(:disabled):active{transform:scale(0.98)}.btn-primary,.btn-run-main{background:var(--accent);color:var(--on-accent);border-color:transparent;box-shadow:0 1px 2px color-mix(in srgb,var(--accent) 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0.2s}.icon-btn:hover:not(:disabled){background:var(--surface-3);color:var(--text);border-color:var(--line)}.icon-btn.danger:hover:not(:disabled){background:var(--danger-soft);color:var(--danger)}.icon-btn:disabled{opacity:0.35;cursor:default}.icon-btn.light{color:var(--muted)}:focus-visible{outline:2px solid var(--accent-ink);outline-offset:2px}.visually-hidden{position:absolute !important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.btn-spin{width:15px;height:15px;border-radius:50%;border:2px solid rgba(255,255,255,0.3);border-top-color:#fff;animation:spin 0.8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.seg{--i:0;--n:3;position:relative;display:grid;grid-template-columns:repeat(var(--n),1fr);padding:4px;border-radius:var(--r-ctl);background:var(--surface-2);border:1px solid var(--line);isolation:isolate}.seg-thumb{position:absolute;z-index:-1;top:4px;bottom:4px;left:4px;width:calc((100% - 8px) / var(--n));transform:translateX(calc(100% * var(--i)));border-radius:9px;background:var(--surface-sel);border:1px solid var(--line-active);box-shadow:var(--hi),0 2px 8px rgba(0,0,0,0.12);transition:transform 0.45s var(--spring)}.seg-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:0 10px;border:0;background:transparent;border-radius:9px;font:inherit;font-size:13.5px;font-weight:600;color:var(--muted);cursor:pointer;text-decoration:none;transition:color 0.25s}.seg-btn:hover{color:var(--text);text-decoration:none}.seg-btn.active{color:var(--text)}.chip{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface-2);font-size:12px;font-weight:650;color:var(--text-2);white-space:nowrap;line-height:1}.chip.sm{height:21px;padding:0 8px;font-size:11px;gap:4px}.chip.accent{color:var(--accent-ink);border-color:var(--line-active);background:var(--accent-soft)}.chip.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 35%,transparent);background:var(--ok-soft)}.chip.live{color:var(--live);border-color:color-mix(in srgb,var(--live) 35%,transparent);background:var(--live-soft)}.chip.warn{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 35%,transparent);background:var(--warn-soft)}.live-dot{position:relative;width:8px;height:8px;border-radius:50%;background:var(--live);flex:none;display:inline-block}.live-dot::after{content:'';position:absolute;inset:-4px;border-radius:50%;border:1.5px solid var(--live);opacity:0;animation:live-ring 2.6s ease-out infinite}@keyframes live-ring{0%{transform:scale(0.5);opacity:0.8}80%,100%{transform:scale(1.5);opacity:0}}kbd{display:inline-block;min-width:20px;padding:1px 6px;border-radius:6px;border:1px solid var(--code-line,var(--line-2));border-bottom-width:2px;font:600 11px/1.5 var(--font);text-align:center}.modal-backdrop{position:fixed;inset:0;z-index:1000;background:rgba(15,23,42,0.5);display:flex;align-items:center;justify-content:center;padding:16px;font-family:var(--font);color:var(--text);font-size:14px;line-height:1.55;animation:backdrop-in 0.25s ease both}:root[data-theme="light"] .modal-backdrop{background:rgba(15,25,45,0.32)}.modal-backdrop.leaving{animation:backdrop-out 0.16s ease both}@keyframes backdrop-in{from{opacity:0}}@keyframes backdrop-out{to{opacity:0}}.modal{width:100%;max-width:460px;min-width:0;background:var(--surface-solid);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);display:flex;flex-direction:column;animation:modal-in 0.42s var(--spring) both}.modal-backdrop.leaving .modal{animation:modal-out 0.16s ease both}@keyframes modal-in{from{opacity:0;transform:translateY(14px) scale(0.965)}}@keyframes modal-out{to{opacity:0;transform:translateY(6px) scale(0.98)}}.modal.wide{max-width:680px}.modal-head,.modal-actions{flex:none}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 22px 8px}.modal-head h3{font-family:var(--display);font-size:18px;font-weight:700;letter-spacing:-0.02em;line-height:1.25}.modal-body{padding:8px 22px 18px;color:var(--text-2);overflow-y:auto;overflow-x:hidden;min-height:0;overflow-wrap:anywhere}.modal-actions{display:flex;justify-content:flex-end;gap:10px;padding:14px 22px 18px;border-top:1px solid var(--line)}.radio-group{display:flex;flex-direction:column;gap:8px}.radio{display:flex;align-items:center;gap:8px;cursor:pointer;color:var(--text)}.radio input{accent-color:var(--accent)}.secret{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--code-bg);color:#e0e9ff;border:1px solid var(--line-2);border-radius:12px;padding:10px 10px 10px 16px}.secret code{font-size:20px;letter-spacing:0.08em;font-family:var(--mono)}.secret .icon-btn{color:#b9cdf5}.toast-stack{position:fixed;right:20px;bottom:20px;z-index:2000;display:flex;flex-direction:column;gap:10px;font-family:var(--font);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:flex-start;gap:10px;min-width:260px;max-width:400px;padding:12px 16px 12px 14px;border-radius:14px;background:var(--surface-light),var(--surface-solid);color:var(--text);border:1px solid var(--line-2);font-size:14px;line-height:1.45;box-shadow:var(--hi),var(--shadow-lg);animation:toast-in 0.45s var(--spring) both;transition:opacity 0.3s,transform 0.3s}.toast-ic{display:inline-flex;margin-top:1px;color:var(--accent-ink)}.toast-success .toast-ic{color:var(--ok)}.toast-error{border-color:color-mix(in srgb,var(--danger) 40%,transparent)}.toast-error .toast-ic{color:var(--danger)}.toast.hide{opacity:0;transform:translateX(16px)}@keyframes toast-in{from{opacity:0;transform:translateY(12px) scale(0.96)}}.run-out{border-radius:14px;background:var(--code-bg);color:var(--code-text);border:1px solid var(--code-line);padding:12px 14px;font-size:13px;line-height:1.55;overflow:hidden}.run-out pre{margin:0;font:13px/1.55 var(--mono);white-space:pre-wrap;word-break:break-word;max-height:420px;overflow:auto}.run-stderr{color:#ff9b9b;margin-top:6px !important}.run-empty{color:#7d8aa0}.run-wait{display:flex;align-items:center;gap:10px;color:#c2cee2}.run-fail{background:#120709;border-color:rgba(240,122,122,0.25);color:#ffd7d7}.run-title{display:flex;align-items:center;gap:8px;font-weight:700;margin-bottom:6px}.run-errors{list-style:none;margin:0;padding:0;display:grid;gap:4px}.run-errors li{padding:5px 8px;border-radius:8px}.run-errors li.clickable{cursor:pointer}.run-errors li.clickable:hover{background:rgba(255,255,255,0.06)}.run-pos{color:#ffc27a;font-family:var(--mono);font-size:12px}.run-code{color:#7d8aa0;font-size:12px}.run-foot{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:12px;color:#7d8aa0}.run-foot.ok{color:#6ee0b4}.run-foot.warn{color:#ffcf7a}.run-spin{width:14px;height:14px;border-radius:50%;border:2px solid rgba(255,255,255,0.2);border-top-color:#9cc3ff;animation:spin 0.8s linear infinite}.run-plain{margin:0;white-space:pre-wrap;font:12px/1.5 var(--mono)}.tk-kw{color:#8fb3ff}.tk-type{color:#7fe0c3}.tk-str{color:#f2c48d}.tk-num{color:#f59ab8}.tk-com{color:#5d6b82;font-style:italic}.tk-fn{color:#e3e9ff}.tk-dir{color:#c39bff}.compiler-page{max-width:1240px;margin:0 auto}.cc-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}.cc-head h1{margin:0 0 6px}.cc-head p{margin:0;font-size:13.5px;max-width:62ch}.cc-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.btn-run-main{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:var(--r-ctl);font:inherit;font-weight:700;font-size:14.5px;cursor:pointer;border:1px solid transparent;transition:background-color 0.25s,box-shadow 0.25s,transform 0.2s}.btn-run-main.busy .icon{animation:spin 1.2s linear infinite}.btn-run-main:disabled{opacity:0.75;cursor:default}.btn-run-main:not(:disabled):active{transform:scale(0.98)}.btn-ghost-sm{display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 14px;border:1px solid var(--line-2);background:var(--surface-2);color:var(--text-2);border-radius:var(--r-ctl);cursor:pointer;font:inherit;font-size:14px;font-weight:600;transition:border-color 0.2s,color 0.2s,background-color 0.2s}.btn-ghost-sm:hover{border-color:var(--line-active);color:var(--text)}.cc-warn{display:flex;gap:8px;align-items:center;background:var(--warn-soft);color:var(--warn);border:1px solid color-mix(in srgb,var(--warn) 30%,transparent);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:14px}.cc-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:16px;align-items:start}.cc-editor-wrap{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;background:var(--code-bg);border:1px solid var(--code-line);height:min(72vh,660px);box-shadow:inset 0 1px rgba(140,180,230,0.06),0 20px 50px rgba(0,0,0,0.25)}.cc-bar{display:flex;align-items:center;gap:12px;height:40px;padding:0 14px;background:var(--code-bar);border-bottom:1px solid var(--code-line);color:#8a97ad;font-size:12.5px;flex:none}.cc-file{color:#d6e0f2;font-weight:600}.cc-kbd{margin-left:auto;display:inline-flex;align-items:center;gap:4px;color:#6e7b92}.cc-kbd kbd{color:#b8c5dc;border-color:rgba(140,165,205,0.25)}.code-dots{display:inline-flex;gap:6px}.code-dots i{width:9px;height:9px;border-radius:50%;background:rgba(140,165,205,0.22)}.code-dots i:first-child{background:rgba(240,122,122,0.55)}.code-dots i:nth-child(2){background:rgba(232,176,74,0.55)}.code-dots i:nth-child(3){background:rgba(79,209,165,0.55)}.cc-code{flex:1;display:flex;min-height:0}.cc-gutter,.cc-editor,.cc-hl{font:14px/1.65 var(--mono);padding:14px 0;margin:0;tab-size:4}.cc-gutter{width:50px;flex:none;text-align:right;padding-right:12px;color:#3f4b60;background:transparent;border-right:1px solid var(--code-line);overflow:hidden;user-select:none;white-space:pre}.cc-layer{position:relative;flex:1;min-width:0}.cc-hl,.cc-editor{position:absolute;inset:0;padding-left:14px;padding-right:14px;white-space:pre;overflow:auto}.cc-hl{color:#d9e2f2;pointer-events:none;overflow:hidden}.cc-hl code{font:inherit}.cc-editor{border:none;outline:none;resize:none;background:transparent;color:transparent;caret-color:#9cc3ff;-webkit-text-fill-color:transparent}.cc-editor::selection{background:rgba(90,140,230,0.35);-webkit-text-fill-color:transparent}.cc-side{display:flex;flex-direction:column;gap:10px;min-width:0}.cc-label{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;font-weight:700;font-size:14px;color:var(--text)}.cc-label .icon{align-self:center;color:var(--muted)}.cc-label .muted-text{font-weight:500;font-size:12.5px}.cc-stdin{width:100%;border-radius:14px;padding:12px 14px;resize:vertical;border:1px solid var(--code-line);background:var(--code-bg);color:var(--code-text);font:13px/1.55 var(--mono)}.cc-stdin:focus{outline:none;border-color:var(--line-active)}.cc-output .run-out pre{max-height:50vh}.cc-output .run-out{min-height:120px}.cc-langs{--n:4;min-width:300px}.cc-lang{border:0;background:transparent;color:var(--muted);cursor:pointer;font:inherit;font-size:13.5px;font-weight:700;min-height:34px;padding:0 14px;border-radius:9px;transition:color 0.2s,background-color 0.2s}.cc-lang:hover{color:var(--text)}.cc-lang.active{background:var(--surface-sel);color:var(--text);box-shadow:inset 0 0 0 1px var(--line-active)}.cc-langs{display:inline-grid;grid-template-columns:repeat(4,1fr);padding:4px;border-radius:var(--r-ctl);background:var(--surface-2);border:1px solid var(--line)}@media (max-width:900px){.cc-grid{grid-template-columns:1fr}.cc-editor-wrap{height:56vh}}.devtools-guard{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(2,4,8,0.94);backdrop-filter:blur(12px);color:#edf1f7;font-family:var(--font)}.devtools-guard-card{max-width:420px;text-align:center;display:grid;gap:12px;justify-items:center}.devtools-guard-icon{display:grid;place-items:center;width:72px;height:72px;border-radius:20px;background:#0d1626;border:1px solid rgba(130,160,200,0.25);color:#9cc3ff}.devtools-guard-card h2{font-family:var(--display);font-size:20px;margin:0}.devtools-guard-card p{margin:0;color:#98a2b2;line-height:1.6}input::-ms-reveal,input::-ms-clear{display:none}.pw-wrap{position:relative;display:block;width:100%}.pw-wrap>input{width:100%;padding-right:46px !important}.pw-eye{position:absolute;top:50%;right:6px;transform:translateY(-50%);width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;background:transparent;color:var(--faint);cursor:pointer;transition:color 0.2s,background-color 0.2s}.pw-eye:hover,.pw-eye.on{color:var(--accent-ink);background:var(--accent-soft)}.pw-meter{margin-top:8px;font-size:12.5px;line-height:1.45;color:var(--muted)}.pw-meter[hidden]{display:none}.pw-bar{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;margin-bottom:6px}.pw-bar span{height:4px;border-radius:3px;background:var(--line-2);transition:background-color 0.3s}.pw-meter[data-score="0"] .pw-bar span.on{background:#e05252}.pw-meter[data-score="1"] .pw-bar span.on{background:#e88a3a}.pw-meter[data-score="2"] .pw-bar span.on{background:#d9b23a}.pw-meter[data-score="3"] .pw-bar span.on{background:#45c08f}.pw-meter[data-score="4"] .pw-bar 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