.copilot{display:flex;flex-direction:column;height:100%;min-height:0;font-family:-apple-system,BlinkMacSystemFont,system-ui,sans-serif;background:var(--bg, #f6f7f9);color:var(--fg, #111827)}.copilot-gate{padding:12px 14px;border-bottom:1px solid var(--line, #e5e7eb)}.copilot-gate label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}.copilot-gate-row{display:flex;gap:8px}.copilot-gate input{flex:1;font-size:16px;padding:9px 12px;border-radius:12px;border:1px solid var(--line, #e5e7eb);background:var(--card, #ffffff);color:var(--fg, #111827)}.copilot-msgs{flex:1;overflow-y:auto;padding:12px 14px;display:flex;flex-direction:column;gap:8px}.copilot-msg{max-width:85%;font-size:15px;line-height:1.45;white-space:pre-wrap;word-break:break-word}.copilot-msg.user{align-self:flex-end;background:#1d4ed8;color:#fff;padding:9px 13px;border-radius:16px 16px 4px}.copilot-msg.ai{align-self:flex-start;background:var(--card, #ffffff);border:1px solid var(--line, #e5e7eb);padding:9px 13px;border-radius:16px 16px 16px 4px}.copilot-msg.ai p{margin:0 0 6px}.copilot-msg.ai p:last-child{margin-bottom:0}.copilot-code{margin:6px 0;border:1px solid var(--line, #e5e7eb);border-radius:12px;overflow:hidden;background:var(--bg, #f6f7f9)}.copilot-code pre{margin:0;padding:10px 12px;overflow-x:auto;font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;line-height:1.5}.copilot-code .copilot-btn{margin:0 10px 10px}.copilot-apply-error{margin:0 12px 10px;font-size:13px;color:#9f1239}.copilot-btn{font-size:14px;padding:8px 14px;border-radius:12px;cursor:pointer;border:1px solid var(--line, #e5e7eb);background:var(--card, #ffffff);color:var(--fg, #111827)}.copilot-btn.primary{background:#1d4ed8;border-color:#1d4ed8;color:#fff}.copilot-btn:disabled{opacity:.4;cursor:default}.copilot-cursor{display:inline-block;width:8px;height:15px;background:#1d4ed8;border-radius:2px;animation:copilot-blink 1s steps(2) infinite;vertical-align:text-bottom}@keyframes copilot-blink{50%{opacity:0}}.copilot-hint{font-size:14px;opacity:.6;margin:4px 0}.copilot-error{font-size:13px;color:#9f1239;background:#fff1f2;border:1px solid #fecdd3;padding:8px 12px;border-radius:12px;margin:0}.copilot-input{display:flex;gap:8px;align-items:flex-end;padding:10px 14px calc(env(safe-area-inset-bottom) + 10px);border-top:1px solid var(--line, #e5e7eb);background:var(--card, #ffffff)}.copilot-input textarea{flex:1;resize:none;font-size:16px;line-height:1.4;min-height:38px;max-height:120px;font-family:inherit;padding:9px 12px;border-radius:12px;border:1px solid var(--line, #e5e7eb);background:var(--bg, #f6f7f9);color:var(--fg, #111827)}:root{--ios-accent: #0a84ff;--ios-accent-deep: #0a6cd8;--ios-chip-bg: #e9e9ec;--ios-chip-fg: #111827;--ios-bar-bg: rgba(255, 255, 255, .92);--ios-canvas-bg: rgb(230, 230, 230);--ios-line: #e5e7eb;--ios-danger: #ff3b30}@media(prefers-color-scheme:dark){:root{--ios-chip-bg: #3a3a3c;--ios-chip-fg: #f3f4f6;--ios-bar-bg: rgba(28, 28, 30, 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10px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:var(--ios-chip-bg);color:var(--ios-chip-fg);font-size:12px;font-variant-numeric:tabular-nums;flex:none}.ios-subrow{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--ios-bar-bg);border-bottom:1px solid var(--ios-line);overflow-x:auto;scrollbar-width:none}.ios-subrow::-webkit-scrollbar{display:none}.ios-seg{display:inline-flex;border-radius:9px;background:var(--ios-chip-bg);padding:2px;flex:none}.ios-seg button{border:none;background:transparent;color:var(--ios-chip-fg);font-size:13px;font-weight:500;padding:6px 12px;border-radius:7px;cursor:pointer}.ios-seg button.active{background:var(--ios-bar-bg);box-shadow:0 1px 3px #00000026}.ios-chip{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:52px;height:56px;padding:4px 6px;border-radius:10px;border:none;background:transparent;color:var(--ios-chip-fg);cursor:pointer;flex:none;-webkit-tap-highlight-color:transparent}.ios-chip:active{background:var(--ios-chip-bg)}.ios-chip svg{width:30px;height:24px}.ios-chip .lbl{font-size:10px;opacity:.75;white-space:nowrap}.ios-packchip{width:40px;height:40px;border-radius:999px;border:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex:none;box-shadow:inset 0 0 0 2.5px var(--pack-stroke);background:var(--pack-fill);color:var(--pack-text, #374151)}.ios-stylebtn{height:40px;min-width:40px;padding:0 10px;border-radius:8px;border:none;background:transparent;color:var(--ios-chip-fg);cursor:pointer;flex:none;display:inline-flex;align-items:baseline;justify-content:center;font-family:inherit}.ios-stylebtn.active{background:var(--ios-accent);color:#fff}.ios-stylebtn:not(.active):active{background:var(--ios-chip-bg)}.ios-divider{width:1px;height:28px;background:var(--ios-line);flex:none}.ios-menu-wrap{position:relative;flex:none}.ios-menu{position:absolute;right:0;top:48px;z-index:300;min-width:240px;max-height:70vh;overflow-y:auto;background:var(--ios-bar-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--ios-line);border-radius:14px;box-shadow:0 12px 32px #0000002e;padding:6px}.ios-menu .section{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.4px;opacity:.5;padding:8px 12px 2px;color:var(--ios-chip-fg)}.ios-menu .version{font-size:12px;opacity:.5;padding:6px 12px;color:var(--ios-chip-fg)}.ios-menu button{display:flex;align-items:center;gap:10px;width:100%;border:none;background:transparent;color:var(--ios-chip-fg);font-size:15px;padding:9px 12px;border-radius:8px;cursor:pointer;text-align:left}.ios-menu button:active{background:var(--ios-chip-bg)}.ios-menu button svg{width:18px;height:18px;opacity:.7;flex:none}.ios-menu .sep{height:1px;background:var(--ios-line);margin:4px 8px}.ios-menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:250}.code-sheet{position:fixed;top:0;right:0;bottom:0;left:0;z-index:400;display:flex;flex-direction:column;background:var(--ios-bar-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.code-sheet-bar{display:flex;align-items:center;gap:4px;padding:8px 12px;padding-top:calc(env(safe-area-inset-top) + 8px);border-bottom:1px solid var(--ios-line);color:var(--ios-chip-fg)}.code-sheet-bar .spacer{flex:1}.code-sheet pre{flex:1;overflow:auto;margin:0;padding:14px 16px calc(env(safe-area-inset-bottom) + 14px);font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;line-height:1.5;color:var(--ios-chip-fg);user-select:text;-webkit-user-select:text}.ai-dock{position:absolute;z-index:200;right:0;bottom:0;top:auto;left:0;height:min(46vh,420px);display:flex;border-top:1px solid var(--ios-line);background:var(--ios-bar-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}@media(min-width:900px){.ai-dock{left:auto;top:0;height:auto;width:380px;border-top:none;border-left:1px solid var(--ios-line)}}.canvas-stage{flex:1;position:relative;min-height:320px;display:flex}.canvas-stage .canvas-wrap{flex:1;position:relative}@media(max-width:520px){.ios-topbar{gap:2px;padding-left:8px;padding-right:8px}.ios-iconbtn{width:40px;height:40px}.ios-zoombadge{display:none}.ios-savebtn{padding:0 10px;font-size:14px}}.ios-chip.active{background:var(--ios-accent);color:#fff}.ios-chip.active .lbl{opacity:1}.sel-bar{position:absolute;z-index:210;left:50%;transform:translate(-50%);bottom:calc(env(safe-area-inset-bottom) + 14px);display:flex;align-items:center;gap:10px;background:var(--ios-bar-bg);border:1px solid var(--ios-line);border-radius:999px;padding:6px 8px 6px 16px;box-shadow:0 6px 20px #00000026;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);font-size:13px;color:var(--ios-chip-fg)}.sel-bar button{border:none;border-radius:999px;padding:8px 14px;cursor:pointer;background:var(--ios-danger);color:#fff;font-size:14px;font-weight:600}:root{color-scheme:light dark;--bg: #f6f7f9;--fg: #111827;--card: #ffffff;--line: #e5e7eb}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,system-ui,sans-serif;background:var(--bg);color:var(--fg)}.app{display:flex;flex-direction:column;height:100%}.btn{font-size:16px;padding:10px 16px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--fg);cursor:pointer}.btn:disabled{opacity:.4;cursor:default}.badge{font-size:12px;padding:4px 10px;border-radius:999px;background:#e0edff;color:#1e40af}.badge.warn{background:#fef3c7;color:#92400e}.btn.primary{background:#1d4ed8;border-color:#1d4ed8;color:#fff}.statusline{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:6px 12px}.hint .brand{font-size:22px;font-weight:700;opacity:.9;margin:0 0 4px}.stage{flex:1;overflow:auto;padding:16px;display:flex;align-items:center;justify-content:center}.diagram{width:100%;display:flex;justify-content:center}.diagram svg{max-width:100%;height:auto}.hint{text-align:center;opacity:.6;font-size:16px;max-width:300px;line-height:1.5}.error{align-self:stretch;background:#fff1f2;border:1px solid #fecdd3;color:#9f1239;padding:12px 16px;border-radius:12px}.error pre{white-space:pre-wrap;margin:6px 0 0;font-size:12px}.paste{border-top:1px solid var(--line);background:var(--card);padding:8px 16px calc(env(safe-area-inset-bottom) + 12px)}.paste summary{cursor:pointer;font-size:14px;padding:6px 0}.paste textarea{width:100%;min-height:120px;margin-top:6px;font-family:ui-monospace,SFMono-Regular,monospace;font-size:13px;border:1px solid var(--line);border-radius:10px;padding:10px;resize:vertical}