:root{--dk-red: #d42a3b;--dk-red-hover: #bf0131;--dk-red-light: #fdf2f3;--dk-red-border: #f5c6cb;--dk-dark: #32373c;--dk-dark-hover: #23272b;--dk-body: #4f4f4f;--dk-muted: #6c757d;--dk-bg: #f7f9fb;--dk-card: #ffffff;--dk-border: #e5e7eb;--dk-surface-dark: #1a1a2e;--dk-success: #16a34a;--dk-warning: #f59e0b;--dk-danger: #dc2626;--radius-pill: 9999px;--radius-card: 12px;--radius-input: 8px;--radius-sm: 6px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Barlow,Arial,sans-serif;background:var(--dk-bg);color:var(--dk-body);line-height:1.5;min-height:100vh;min-height:100dvh}#app{display:flex;flex-direction:column;height:100vh;height:100dvh;overflow:hidden}.header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--dk-red);color:#fff;flex-shrink:0}.header 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