@import"https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Orbitron:wght@500;700;900&display=swap";:root{--bg: #0A0014;--surface: #1A0028;--primary: #00F5FF;--primary-dark: #00C2D1;--accent: #FF006E;--text: #F0F0FF;--text-muted: #A8A8C8;--border: #2A1845;--success: #10B981;--warning: #F59E0B;--danger: #FF006E;--radius: 4px;--shadow: 0 12px 36px rgba(0,0,0,.4), 0 0 28px #00F5FF26}*{margin:0;padding:0;box-sizing:border-box}body{font-family:JetBrains Mono,SF Mono,Consolas,monospace;background:var(--bg);color:var(--text)}.app{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden}.header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:var(--surface);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);flex-shrink:0}.header-left{display:flex;align-items:center;gap:8px}.logo-icon{color:var(--primary)}.title{font-family:Orbitron,monospace;font-size:1.2rem;font-weight:700;letter-spacing:2px;text-shadow:0 0 20px var(--accent)}.header-center{display:flex;align-items:center;gap:8px}.theme-toggle{cursor:pointer;display:flex;align-items:center;padding:4px;border-radius:var(--radius);transition:background .2s}.theme-toggle:hover{background:#ffffff1a}.font-label{font-size:.75rem;color:var(--text-muted)}.font-slider{width:80px;accent-color:var(--primary)}.header-right{display:flex;gap:8px}.help-icon{cursor:pointer;color:var(--text-muted);transition:color .2s}.help-icon:hover{color:var(--primary)}.help-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:100;display:flex;align-items:center;justify-content:center}.help-modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;max-width:400px;width:90%;box-shadow:var(--shadow)}.help-modal h3{margin-bottom:12px;font-size:1.1rem;color:var(--primary)}.help-modal ul{list-style:disc;padding-left:20px;line-height:1.8}.main{display:flex;flex:1;overflow:hidden}.left-panel{width:260px;flex-shrink:0;border-right:1px solid var(--border);display:flex;flex-direction:column}.right-panel{flex:1;display:flex;flex-direction:column}.calc{padding:12px;display:flex;flex-direction:column;height:100%}.calc-display{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px;font-size:1.3rem;text-align:right;margin-bottom:8px;min-height:48px;box-shadow:inset 0 0 12px #00f5ff1a}.calc-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.calc-btn{padding:12px;font-size:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);cursor:pointer;transition:background .2s,box-shadow .2s}.calc-btn:hover{background:var(--border);box-shadow:0 0 12px var(--primary)}.calc-eq{background:var(--primary);border-color:var(--primary-dark);color:var(--bg)}.calc-eq:hover{background:var(--primary-dark)}.calc-clear{background:var(--accent);border-color:var(--danger);color:var(--text)}.calc-clear:hover{background:var(--danger)}.calc-history{margin-top:12px;max-height:200px;overflow-y:auto;font-size:.8rem}.calc-history h4{margin-bottom:4px;color:var(--text-muted)}.calc-history p{padding:2px 0;border-bottom:1px solid var(--border)}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--border);flex-shrink:0}.lang-switch{display:flex;gap:4px}.lang-btn{padding:4px 12px;border:1px solid var(--border);background:transparent;color:var(--text);border-radius:var(--radius);cursor:pointer;transition:background .2s}.lang-btn.active{background:var(--primary);border-color:var(--primary-dark);color:var(--bg)}.toolbar-actions{display:flex;align-items:center;gap:8px}.icon-btn{background:transparent;border:1px solid var(--border);border-radius:var(--radius);padding:6px;cursor:pointer;display:flex;align-items:center;color:var(--text);transition:background .2s}.icon-btn:hover{background:var(--border)}.icon-btn:disabled{opacity:.5;cursor:not-allowed}.code-editor-wrapper{flex:1;display:flex;overflow:hidden}.code-lines{display:flex;flex-direction:column;padding:16px 8px 16px 12px;background:#0003;border-right:1px solid var(--border);-webkit-user-select:none;user-select:none;overflow:hidden}.line-number{line-height:1.6;text-align:right;color:var(--text-muted);font-size:.85rem}.code-editor{flex:1;position:relative;background:var(--bg);overflow:auto}.code-highlight{padding:16px;font-size:14px;line-height:1.6;white-space:pre;pointer-events:none;font-family:inherit;color:var(--text)}.code-highlight .hl-keyword{color:var(--accent)}.code-highlight .hl-string{color:#10b981}.code-highlight .hl-comment{color:#6b7280;font-style:italic}.code-input{position:absolute;top:0;left:0;width:100%;height:100%;padding:16px;background:transparent;color:transparent;caret-color:var(--primary);border:none;outline:none;resize:none;font-family:inherit;font-size:14px;line-height:1.6;white-space:pre;overflow-y:auto;-moz-tab-size:4;tab-size:4}.output-panel{flex-shrink:0;max-height:200px;border-top:1px solid var(--border);display:flex;flex-direction:column}.output-header{padding:6px 12px;background:var(--surface);border-bottom:1px solid var(--border);font-size:.85rem}.output-content{padding:12px;overflow-y:auto;white-space:pre-wrap;font-size:.9rem;flex:1}.run-history{flex-shrink:0;max-height:120px;overflow-y:auto;padding:8px 12px;border-top:1px solid var(--border);font-size:.75rem}.run-history h4{margin-bottom:4px;color:var(--text-muted)}.run-history p{padding:2px 0;border-bottom:1px solid var(--border)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}body.light{--bg: #F0F0F5;--surface: #E0E0F0;--border: #C0C0D0;--text: #1A1A2E;--text-muted: #6B7280}