:root{--color-background: #f8f9fa;--color-surface: #ffffff;--color-primary: #007bff;--color-primary-button: #111827;--color-text: #333333;--color-text-secondary: #666666;--color-text-light: #999999;--color-border: #dee2e6;--color-border-light: #e9ecef;--color-segment-bg: #e5e7eb;--color-muted: #6b7280;--color-label: #374151;--color-footer: #8e8e93;--color-success: #28a745;--color-warning: #ffc107;--color-danger: #dc3545;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--safe-area-inset-top: env(safe-area-inset-top, 0);--safe-area-inset-bottom: env(safe-area-inset-bottom, 0)}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%}body{margin:0;min-height:100dvh;background:var(--color-background);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;padding-top:var(--safe-area-inset-top);padding-bottom:var(--safe-area-inset-bottom)}#root{min-height:100dvh}.app{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px}.app-inner{text-align:center}.title{font-size:28px;font-weight:700;margin:0 0 8px;color:var(--color-text)}.subtitle{font-size:16px;color:var(--color-text-secondary);margin:0 0 16px}.api-status{font-size:14px;color:var(--color-text-secondary);margin:0}@keyframes spin{to{transform:rotate(360deg)}}@keyframes balloonPop{0%{opacity:0;transform:translate(-50%) scale(.88)}to{opacity:1;transform:translate(-50%) scale(1)}}@keyframes backdropFade{0%{opacity:0}to{opacity:1}}