*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base: #0d1117;--bg-surface: #161b22;--bg-elevated: #1c2128;--bg-hover: #262c36;--border: #30363d;--border-muted: #21262d;--border-active: #58a6ff;--text-primary: #e6edf3;--text-secondary: #8b949e;--text-muted: #6e7681;--accent-green: #238636;--accent-green-hover: #2ea043;--accent-green-active: #237831;--accent-red: #da3633;--accent-red-hover: #f85149;--accent-blue: #388bfd;--font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Courier New", monospace;--header-height: 54px}html,body,#root{height:100%;width:100%;background:var(--bg-base);color:var(--text-primary);font-family:var(--font-ui);font-size:13.5px;line-height:1.5;overflow:hidden;-webkit-user-select:none;user-select:none}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw;background:var(--bg-base)}.app-header{height:var(--header-height);min-height:var(--header-height);background:var(--bg-surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:10}.header-brand{display:flex;align-items:center;gap:10px}.brand-logo{display:flex;align-items:center;justify-content:center}.brand-title{display:flex;align-items:center;gap:8px}.brand-name{font-weight:700;font-size:16px;letter-spacing:-.3px;color:#fff}.brand-badge{font-size:10.5px;font-weight:600;padding:2px 7px;border-radius:12px;background:#388bfd26;color:var(--accent-blue);border:1px solid rgba(56,139,253,.3)}.header-controls{display:flex;align-items:center;gap:12px}.language-selector-wrapper{position:relative}.language-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border);padding:7px 32px 7px 14px;border-radius:6px;font-family:var(--font-ui);font-size:13px;font-weight:500;cursor:pointer;outline:none;transition:all .15s ease;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.language-select:hover{background-color:var(--bg-hover);border-color:var(--text-secondary)}.language-select:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #388bfd33}.run-controls{display:flex;align-items:center}.btn{display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:6px;font-family:var(--font-ui);font-size:13.5px;font-weight:600;border:none;cursor:pointer;transition:all .15s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px #0000004d}.btn-run{background:var(--accent-green);color:#fff}.btn-run:hover{background:var(--accent-green-hover);transform:translateY(-1px);box-shadow:0 3px 8px #23863666}.btn-run:active{background:var(--accent-green-active);transform:translateY(0)}.btn-stop{background:var(--accent-red);color:#fff}.btn-stop:hover{background:var(--accent-red-hover);transform:translateY(-1px);box-shadow:0 3px 8px #da363366}.kbd-shortcut{background:#fff3;padding:2px 5px;border-radius:4px;font-size:10.5px;font-family:var(--font-mono);font-weight:500;margin-left:2px}.header-status{display:flex;align-items:center}.engine-badge{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:500;padding:4px 10px;border-radius:20px;background:var(--bg-elevated);border:1px solid var(--border-muted)}.engine-badge.connected .indicator-dot{background:#3fb950;box-shadow:0 0 8px #3fb95099}.engine-badge.disconnected .indicator-dot{background:#f85149;box-shadow:0 0 8px #f8514999}.indicator-dot{width:7px;height:7px;border-radius:50%;display:inline-block}.status-label{color:var(--text-secondary)}.app-main{flex:1;height:calc(100vh - var(--header-height));position:relative;overflow:hidden}.split-pane-container{display:flex;width:100%;height:100%;overflow:hidden}.split-pane-left,.split-pane-right{height:100%;overflow:hidden;position:relative}.split-gutter{width:8px;background:var(--bg-base);cursor:col-resize;position:relative;z-index:5;display:flex;align-items:center;justify-content:center;border-left:1px solid var(--border-muted);border-right:1px solid var(--border-muted);transition:background-color .15s ease}.split-gutter:hover,.split-gutter.dragging{background:var(--border)}.gutter-handle{width:2px;height:28px;border-radius:2px;background:var(--text-muted)}.split-gutter:hover .gutter-handle,.split-gutter.dragging .gutter-handle{background:var(--accent-blue)}.split-pane-container.resizing{-webkit-user-select:none;user-select:none;cursor:col-resize}.editor-wrapper{display:flex;flex-direction:column;height:100%;width:100%;background:#1e1e1e}.editor-header{height:38px;min-height:38px;background:#181818;border-bottom:1px solid #282828;display:flex;align-items:center;justify-content:space-between;padding:0 12px}.tab-pill{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-primary);font-weight:500;font-family:var(--font-mono)}.tab-pill svg{color:var(--accent-blue)}.editor-actions{display:flex;align-items:center;gap:8px}.font-size-controls{display:flex;align-items:center;gap:4px;background:#ffffff0d;border-radius:5px;padding:2px 4px;border:1px solid rgba(255,255,255,.08)}.font-size-display{font-size:11px;font-family:var(--font-mono);color:var(--text-secondary);padding:0 4px}.action-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;transition:all .15s ease}.icon-btn{padding:4px 6px;font-size:11px}.icon-btn:hover{background:#ffffff1a;color:var(--text-primary)}.text-btn{gap:5px;font-size:11.5px;padding:3px 8px;background:#ffffff0f;border:1px solid var(--border-muted)}.text-btn:hover{background:#ffffff1f;color:var(--text-primary)}.editor-body{flex:1;height:calc(100% - 38px);width:100%}.terminal-wrapper{display:flex;flex-direction:column;height:100%;width:100%;background:var(--bg-base)}.terminal-header{height:38px;min-height:38px;background:var(--bg-surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 14px}.terminal-title{display:flex;align-items:center;gap:10px;font-size:12.5px;font-weight:500;color:var(--text-primary)}.terminal-title svg{color:var(--text-secondary)}.terminal-actions{display:flex;align-items:center;gap:8px}.terminal-body{flex:1;height:calc(100% - 38px);padding:10px 12px;background:var(--bg-base);overflow:hidden}.terminal-body .xterm{height:100%}.status-badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:1px 8px;border-radius:12px;text-transform:uppercase;letter-spacing:.3px}.status-badge.idle{background:#6e768126;color:var(--text-secondary)}.status-badge.running{background:#d2992233;color:#e3b341}.status-badge.finished{background:#3fb95026;color:#3fb950}.status-badge.error{background:#f8514926;color:#ff7b72}.pulse-dot{width:6px;height:6px;border-radius:50%;background:#e3b341;animation:pulse 1.5s infinite}@keyframes pulse{0%{transform:scale(.95);opacity:.7}50%{transform:scale(1.3);opacity:1}to{transform:scale(.95);opacity:.7}}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000a6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:modalFadeIn .15s ease-out}.modal-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;width:440px;max-width:90vw;padding:22px 24px;box-shadow:0 16px 40px #0009;animation:modalScaleUp .15s cubic-bezier(.16,1,.3,1)}.modal-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.modal-icon.warning{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:#e3b34126;color:#e3b341;flex-shrink:0}.modal-title{font-size:16px;font-weight:600;color:#fff}.modal-message{font-size:13.5px;line-height:1.55;color:var(--text-secondary);margin-bottom:22px}.modal-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--text-secondary)}.btn-danger{background:#da3633;color:#fff}.btn-danger:hover{background:#f85149;box-shadow:0 2px 8px #da363366}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalScaleUp{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}/**
 * Copyright (c) 2014 The xterm.js authors. All rights reserved.
 * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License)
 * https://github.com/chjj/term.js
 * @license MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 * Originally forked from (with the author's permission):
 *   Fabrice Bellard's javascript vt100 for jslinux:
 *   http://bellard.org/jslinux/
 *   Copyright (c) 2011 Fabrice Bellard
 *   The original design remains. The terminal itself
 *   has been extended to include xterm CSI codes, among
 *   other features.
 */.xterm{cursor:text;position:relative;user-select:none;-ms-user-select:none;-webkit-user-select:none}.xterm.focus,.xterm:focus{outline:none}.xterm .xterm-helpers{position:absolute;top:0;z-index:5}.xterm .xterm-helper-textarea{padding:0;border:0;margin:0;position:absolute;opacity:0;left:-9999em;top:0;width:0;height:0;z-index:-5;white-space:nowrap;overflow:hidden;resize:none}.xterm .composition-view{background:#000;color:#fff;display:none;position:absolute;white-space:nowrap;z-index:1}.xterm .composition-view.active{display:block}.xterm .xterm-viewport{background-color:#000;overflow-y:scroll;cursor:default;position:absolute;right:0;left:0;top:0;bottom:0}.xterm .xterm-screen{position:relative}.xterm .xterm-screen canvas{position:absolute;left:0;top:0}.xterm .xterm-scroll-area{visibility:hidden}.xterm-char-measure-element{display:inline-block;visibility:hidden;position:absolute;top:0;left:-9999em;line-height:normal}.xterm.enable-mouse-events{cursor:default}.xterm.xterm-cursor-pointer,.xterm .xterm-cursor-pointer{cursor:pointer}.xterm.column-select.focus{cursor:crosshair}.xterm .xterm-accessibility:not(.debug),.xterm .xterm-message{position:absolute;left:0;top:0;bottom:0;right:0;z-index:10;color:transparent;pointer-events:none}.xterm .xterm-accessibility-tree:not(.debug) *::selection{color:transparent}.xterm .xterm-accessibility-tree{-webkit-user-select:text;user-select:text;white-space:pre}.xterm .live-region{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.xterm-dim{opacity:1!important}.xterm-underline-1{text-decoration:underline}.xterm-underline-2{text-decoration:double underline}.xterm-underline-3{text-decoration:wavy underline}.xterm-underline-4{text-decoration:dotted underline}.xterm-underline-5{text-decoration:dashed underline}.xterm-overline{text-decoration:overline}.xterm-overline.xterm-underline-1{text-decoration:overline underline}.xterm-overline.xterm-underline-2{text-decoration:overline double underline}.xterm-overline.xterm-underline-3{text-decoration:overline wavy underline}.xterm-overline.xterm-underline-4{text-decoration:overline dotted underline}.xterm-overline.xterm-underline-5{text-decoration:overline dashed underline}.xterm-strikethrough{text-decoration:line-through}.xterm-screen .xterm-decoration-container .xterm-decoration{z-index:6;position:absolute}.xterm-screen .xterm-decoration-container .xterm-decoration.xterm-decoration-top-layer{z-index:7}.xterm-decoration-overview-ruler{z-index:8;position:absolute;top:0;right:0;pointer-events:none}.xterm-decoration-top{z-index:2;position:relative}