:root{--color-primary: #2d6a4f;--color-primary-dark: #1b4332;--color-primary-light: #d8f3dc;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-border: #dee2e6;--color-border-light: #e9ecef;--color-text: #212529;--color-text-secondary: #6c757d;--color-text-muted: #adb5bd;--color-success: #2d6a4f;--color-success-bg: #d8f3dc;--color-error: #dc2626;--color-error-bg: #fee2e2;--color-warning: #d97706;--color-warning-bg: #fef3c7;--color-info: #2563eb;--color-info-bg: #dbeafe;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 2px 8px rgba(0, 0, 0, .12);--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;cursor:pointer}.app-shell{min-height:100dvh;display:flex;flex-direction:column}.app-header{background:var(--color-primary);color:#fff;padding:.75rem 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.75rem;font-size:var(--font-size-sm);margin-top:.375rem}.session-meta{display:flex;gap:var(--spacing-md);font-size:var(--font-size-sm);color:var(--color-text-secondary);flex-wrap:wrap;margin-top:.25rem}.session-open-badge{background:var(--color-success-bg);color:var(--color-primary-dark);padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600}.session-closed-badge{background:var(--color-border-light);color:var(--color-text-muted);padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600}.runner-incomplete{color:var(--color-warning);font-size:.75rem;font-weight:600;margin-left:.375rem}.text-muted{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.text-right{text-align:right}.mb-0{margin-bottom:0}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.flex-gap{display:flex;gap:var(--spacing-sm);flex-wrap:wrap;align-items:center}.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}@media(max-width:400px){.form-row-2,.quick-add-form .form-row{grid-template-columns:1fr}}.nav-hamburger{display:none;background:none;border:none;color:#fff;font-size:1.5rem;line-height:1;padding:.25rem 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var(--spacing-sm)}}@media(min-width:600px){.nav-mobile-menu{display:none!important}.nav-user{display:none}}@media(min-width:780px){.nav-user{display:block}}@media(max-width:520px){.runner-list-item{flex-wrap:wrap;align-items:flex-start}.runner-list-item .list-item-content{width:100%}.runner-list-item .list-item-actions{width:100%;justify-content:flex-end;padding-top:.5rem;border-top:1px solid var(--color-border-light);margin-top:.375rem}}