:root{--bg:#f7f7f8;--panel:#fff;--panel-2:#fafafa;--border:#e5e7eb;--border-strong:#d1d5db;--text:#1f2937;--text-muted:#6b7280;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-soft-bg:#eff6ff;--accent-soft-border:#bfdbfe;--danger:#dc2626;--code-bg:#0f172a;--code-fg:#e2e8f0;--btn-bg:#fff;--btn-hover-bg:#f3f4f6;--hover-bg:#f3f4f6;--ok-bg:#ecfdf5;--ok-border:#6ee7b7;--ok-fg:#065f46;--err-bg:#fef2f2;--err-border:#fecaca;--err-fg:#991b1b;--warn-bg:#fff7ed;--warn-border:#fdba74;--warn-fg:#7c2d12;--badge-bg:#eef2ff;--badge-fg:#3730a3;--shadow-panel:0 1px 2px #0000000a;--shadow-menu:0 8px 24px #0f172a1f}html[data-theme=dark]{--bg:#0b1220;--panel:#111827;--panel-2:#0f172a;--border:#1f2937;--border-strong:#374151;--text:#e5e7eb;--text-muted:#94a3b8;--accent:#60a5fa;--accent-hover:#93c5fd;--accent-soft-bg:#1e293b;--accent-soft-border:#334155;--danger:#f87171;--code-bg:#020617;--code-fg:#e2e8f0;--btn-bg:#1f2937;--btn-hover-bg:#273244;--hover-bg:#1f2937;--ok-bg:#052e2b;--ok-border:#14532d;--ok-fg:#6ee7b7;--err-bg:#3f1212;--err-border:#7f1d1d;--err-fg:#fecaca;--warn-bg:#3a2410;--warn-border:#92400e;--warn-fg:#fed7aa;--badge-bg:#1e293b;--badge-fg:#c7d2fe;--shadow-panel:0 1px 2px #0006;--shadow-menu:0 8px 24px #00000080}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5;transition:background-color .2s,color .2s}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:1px solid var(--border-strong);background:var(--btn-bg);color:var(--text);border-radius:6px;padding:6px 12px;font-family:inherit;font-size:13px;transition:background .15s,border-color .15s,color .15s}button:hover:not(:disabled){background:var(--btn-hover-bg);border-color:var(--text-muted)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}html[data-theme=dark] button.primary{color:#0b1220}input,textarea,select{border:1px solid var(--border-strong);background:var(--panel);color:var(--text);border-radius:6px;outline:none;width:100%;padding:8px 10px;font-family:inherit;font-size:13px}input::placeholder,textarea::placeholder{color:var(--text-muted)}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 2px #60a5fa33}textarea{resize:vertical;font-family:inherit}.app-shell{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--panel);border-bottom:1px solid var(--border);z-index:20;align-items:center;gap:16px;min-height:52px;padding:0 16px;display:flex;position:sticky;top:0}.topbar .brand{white-space:nowrap;color:var(--text);font-size:15px;font-weight:600}.topbar .spacer{flex:1;min-width:8px}.topbar-nav{flex-wrap:nowrap;align-items:center;gap:4px;display:flex}.topbar-menu-wrap{align-items:center;display:flex;position:relative}.topbar-toggle{border:1px solid var(--border-strong);background:var(--btn-bg);width:36px;height:32px;color:var(--text);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:0;display:inline-flex}.topbar-toggle:hover{background:var(--btn-hover-bg)}.topbar-toggle[aria-expanded=true]{background:var(--accent-soft-bg);color:var(--accent);border-color:var(--accent-soft-border)}.topbar-toggle .bar{background:currentColor;width:16px;height:2px;display:block;position:relative}.topbar-toggle .bar:before,.topbar-toggle .bar:after{content:"";background:currentColor;width:16px;height:2px;position:absolute;left:0}.topbar-toggle .bar:before{top:-5px}.topbar-toggle .bar:after{top:5px}.topbar-menu{background:var(--panel);border:1px solid var(--border);min-width:200px;box-shadow:var(--shadow-menu);z-index:30;border-radius:8px;flex-direction:column;align-items:stretch;gap:2px;padding:6px;display:flex;position:absolute;top:calc(100% + 6px);right:0}.nav-link{color:var(--text-muted);white-space:nowrap;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;padding:6px 10px;font-size:13px;text-decoration:none;display:inline-flex}.nav-link:hover{background:var(--hover-bg);color:var(--text);text-decoration:none}.nav-link.active{background:var(--accent-soft-bg);color:var(--accent);border-color:var(--accent-soft-border)}.menu-item{width:100%;color:var(--text);cursor:pointer;text-align:left;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;gap:10px;padding:8px 10px;font-size:13px;display:flex}.menu-item:hover:not(:disabled){background:var(--hover-bg);border-color:var(--border)}.menu-item-icon{width:18px;height:18px;color:var(--text-muted);flex-shrink:0;justify-content:center;align-items:center;font-size:14px;display:inline-flex}.menu-item-label{flex:1}.page{width:100%;max-width:960px;margin:0 auto;padding:24px}.card{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow-panel);border-radius:10px;padding:20px}.field{margin-bottom:14px}.field label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.field .hint{color:var(--text-muted);margin-top:4px;font-size:12px}.row{align-items:center;gap:10px;display:flex}.row.wrap{flex-wrap:wrap}.badge{background:var(--badge-bg);color:var(--badge-fg);border-radius:999px;padding:2px 8px;font-size:11px;display:inline-block}.badge.ok{background:var(--ok-bg);color:var(--ok-fg)}.badge.err{background:var(--err-bg);color:var(--err-fg)}.generator{grid-template-columns:minmax(320px,420px) minmax(0,1fr);gap:12px;height:calc(100vh - 52px);min-height:0;padding:12px;display:grid}.left-pane,.right-pane{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow-panel);border-radius:10px;flex-direction:column;display:flex;overflow:hidden}.left-header,.right-header{border-bottom:1px solid var(--border);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:8px;padding:12px 16px;display:flex}.left-header .title-txt{color:var(--text);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:14px;font-weight:600;overflow:hidden}.left-header .placeholder-title{color:var(--text-muted);font-style:italic;font-weight:500}.turns{flex-direction:column;flex:1;gap:10px;padding:12px;display:flex;overflow-y:auto}.turn{border:1px solid var(--border);background:var(--panel-2);border-radius:10px;padding:10px 12px}.turn .turn-head{color:var(--text-muted);justify-content:space-between;gap:8px;margin-bottom:4px;font-size:11px;display:flex}.turn .turn-body{white-space:pre-wrap;word-break:break-word;color:var(--text);font-size:13px}.turn.err{background:var(--err-bg);border-color:var(--err-border)}.input-area{border-top:1px solid var(--border);background:var(--panel);flex-direction:column;flex-shrink:0;gap:8px;padding:10px 12px;display:flex}.input-area textarea{min-height:72px}.input-area .actions{justify-content:space-between;align-items:center;gap:8px;display:flex}.input-area .hint{color:var(--text-muted);font-size:11px}.tab-row{flex-wrap:wrap;flex:1;gap:4px;min-width:0;display:flex}.tab{color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;padding:6px 12px;font-size:13px}.tab.active{background:var(--accent-soft-bg);color:var(--accent);border-color:var(--accent-soft-border)}.tab:hover:not(.active){background:var(--hover-bg);color:var(--text)}.right-body{background:var(--panel);flex-direction:column;flex:1;padding:16px;display:flex;position:relative;overflow:auto}.right-body.dark{background:#1e1e2e}.svg-wrapper{text-align:center;flex:1;min-height:0;padding:8px 0;overflow:auto}.svg-wrapper svg{vertical-align:top;max-width:100%;height:auto;display:inline-block}.code-view{background:var(--code-bg);color:var(--code-fg);white-space:pre;word-break:normal;border-radius:8px;flex:1;min-width:0;margin:0;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:12px;overflow:auto}@media (max-width:900px){.generator{grid-template-columns:1fr;grid-auto-rows:minmax(0,auto);height:auto;min-height:calc(100vh - 52px)}.left-pane,.right-pane{min-height:60vh}.turns{max-height:45vh}.right-body{min-height:50vh}}@media (max-width:640px){.generator{gap:8px;padding:8px}.left-header,.right-header,.input-area{padding:10px 12px}.turns{padding:10px}.right-body{padding:12px}.page{padding:16px}.card{border-radius:8px;padding:16px}.topbar{gap:10px;padding:0 12px}.download-btn-inline{top:8px;right:8px}.code-view{padding:10px;font-size:11px}.input-area .actions{flex-wrap:wrap}.input-area .hint{flex:100%}}@media (max-width:420px){.topbar .brand{font-size:14px}.tab{padding:6px 10px;font-size:12px}}.empty-state{color:var(--text-muted);text-align:center;padding:40px 20px;font-size:13px}.spinner{border:2px solid var(--border-strong);border-top-color:var(--accent);vertical-align:middle;border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.download-btn-inline{z-index:5;position:absolute;top:12px;right:12px}.warn-box{background:var(--warn-bg);border:1px solid var(--warn-border);color:var(--warn-fg);border-radius:8px;margin-bottom:14px;padding:10px 14px;font-size:13px}