:root{--c-bg: #f5f6f8;--c-panel: #ffffff;--c-border: #e5e7eb;--c-text: #1f2329;--c-text-weak: #6b7280;--c-text-faint: #9ca3af;--c-primary: #2f6fed;--c-primary-hover: #2560d8;--c-primary-weak: #eaf1fe;--c-danger: #d9534f;--c-code-bg: #1e2430;--c-code-text: #e6e8eb;--radius: 12px;--radius-sm: 8px;--shadow-soft: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 16px rgba(16, 24, 40, .06);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", Menlo, monospace}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%}body{font-family:var(--font);color:var(--c-text);background:var(--c-bg);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}#app{height:100%}.input{width:100%;padding:9px 12px;border:1px solid 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