:root{--color-bg-primary:#0f0f0f;--color-bg-secondary:#1a1a1a;--color-bg-tertiary:#242424;--color-bg-hover:#2a2a2a;--color-text-primary:#f5f5f5;--color-text-secondary:#a0a0a0;--color-text-muted:#666;--color-border:#2a2a2a;--color-border-light:#333;--color-accent:#60a5fa;--color-accent-hover:#3b82f6;--color-success:#4ade80;--color-success-bg:#4ade801a;--color-warning:#fbbf24;--color-warning-bg:#fbbf241a;--color-danger:#f87171;--color-danger-bg:#f871711a;--color-bp:#f472b6;--color-glucose:#a78bfa;--color-ketones:#34d399;--color-weight:#fbbf24;--color-sleep:#818cf8;--color-hr:#fb7185;--color-hrv:#2dd4bf;--color-br:#a3e635;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 6px #0000004d;--shadow-lg:0 10px 15px #0000004d;--transition-fast:.15s ease;--transition-normal:.25s ease;--sidebar-width:240px;--header-height:64px}[data-theme=light]{--color-bg-primary:#fff;--color-bg-secondary:#f5f5f5;--color-bg-tertiary:#eee;--color-bg-hover:#e5e5e5;--color-text-primary:#1a1a1a;--color-text-secondary:#666;--color-text-muted:#999;--color-border:#e0e0e0;--color-border-light:#eee;--color-accent:#3b82f6;--color-accent-hover:#2563eb;--shadow-sm:0 1px 2px #0000001a;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #0000001a}[data-palette=turquoise]{--color-accent:#006d77;--color-accent-hover:#005a63;--color-success:#83c5be;--color-success-bg:#83c5be26;--color-warning:#e29578;--color-warning-bg:#e2957826;--color-danger:#e29578;--color-danger-bg:#e2957826}[data-palette=turquoise][data-theme=light]{--color-bg-primary:#edf6f9;--color-bg-secondary:#e4f0f3;--color-bg-tertiary:#d8e8ec;--color-bg-hover:#cde0e5;--color-border:#b8d4da;--color-border-light:#d8e8ec}[data-palette=purple]{--color-accent:#8b5cf6;--color-accent-hover:#7c3aed;--color-success:#a78bfa;--color-success-bg:#a78bfa26}[data-palette=rose]{--color-accent:#f43f5e;--color-accent-hover:#e11d48;--color-success:#fb7185;--color-success-bg:#fb718526}[data-palette=emerald]{--color-accent:#10b981;--color-accent-hover:#059669;--color-success:#34d399;--color-success-bg:#34d39926}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{color:var(--color-text-primary);background-color:var(--color-bg-primary);font-synthesis:none;min-height:100vh;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}#root{min-height:100vh}a{color:var(--color-accent);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--color-accent-hover)}h1,h2,h3,h4,h5,h6{color:var(--color-text-primary);font-weight:600;line-height:1.2}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1rem}p{color:var(--color-text-secondary)}input,select,textarea,button{font-family:inherit;font-size:inherit}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}::selection{background-color:var(--color-accent);color:#fff}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.sidebar{width:var(--sidebar-width);background-color:var(--color-bg-secondary);border-right:1px solid var(--color-border);height:100vh;padding:var(--spacing-lg);flex-direction:column;display:flex;position:fixed;top:0;left:0}.sidebar__header{margin-bottom:var(--spacing-xl)}.sidebar__logo{color:var(--color-accent);font-size:1.25rem;font-weight:700}.sidebar__nav{gap:var(--spacing-xs);flex-direction:column;flex:1;display:flex}.sidebar__link{align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast);text-decoration:none;display:flex}.sidebar__link:hover{background-color:var(--color-bg-hover);color:var(--color-text-primary)}.sidebar__link--active{background-color:var(--color-accent);color:#fff}.sidebar__link--active:hover{background-color:var(--color-accent-hover);color:#fff}.sidebar__icon{flex-shrink:0;width:20px;height:20px}.sidebar__group{flex-direction:column;display:flex}.sidebar__group-toggle{padding:var(--spacing-xs)var(--spacing-md);margin-top:var(--spacing-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;cursor:pointer;border-radius:var(--radius-sm);transition:color var(--transition-fast);background:0 0;border:none;justify-content:space-between;align-items:center;font-size:.7rem;font-weight:600;display:flex}.sidebar__group-toggle:hover,.sidebar__group-toggle--active{color:var(--color-text-secondary)}.sidebar__chevron{transition:transform var(--transition-fast);transform:rotate(-90deg)}.sidebar__chevron--open{transform:rotate(0)}.sidebar__group-items{gap:var(--spacing-xs);flex-direction:column;display:flex}.sidebar__footer{padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);gap:var(--spacing-md);flex-direction:column;display:flex}.sidebar__theme-toggle{align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;display:flex}.sidebar__theme-toggle:hover{background-color:var(--color-bg-hover);color:var(--color-text-primary)}.sidebar__user{align-items:center;gap:var(--spacing-sm);display:flex}.sidebar__avatar{background-color:var(--color-accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:.875rem;font-weight:600;display:flex}.sidebar__user-info{flex-direction:column;display:flex}.sidebar__user-name{color:var(--color-text-primary);font-size:.875rem;font-weight:500}.sidebar__signout{color:var(--color-text-muted);cursor:pointer;text-align:left;background:0 0;border:none;padding:0;font-size:.75rem}.sidebar__signout:hover{color:var(--color-danger)}.loading-screen{background-color:var(--color-bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex}.loading-spinner{border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.sidebar-overlay{display:none}@media (max-width:768px){.sidebar{transition:transform var(--transition-normal);z-index:200;transform:translate(-100%)}.sidebar--open{transform:translate(0)}.sidebar-overlay{z-index:150;background-color:#00000080;display:block;position:fixed;inset:0}}.mobile-header{background-color:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);height:56px;padding:0 var(--spacing-md);z-index:100;justify-content:space-between;align-items:center;display:none;position:fixed;top:0;left:0;right:0}.mobile-header__logo{color:var(--color-accent);font-size:1.125rem;font-weight:700}.mobile-header__menu-btn{border-radius:var(--radius-md);width:40px;height:40px;color:var(--color-text-primary);cursor:pointer;transition:background-color var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.mobile-header__menu-btn:hover{background-color:var(--color-bg-hover)}@media (max-width:768px){.mobile-header{display:flex}}.btn{justify-content:center;align-items:center;gap:var(--spacing-sm);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);border:none;font-weight:500;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background-color:var(--color-accent);color:#fff}.btn--primary:hover:not(:disabled){background-color:var(--color-accent-hover)}.btn--secondary{background-color:var(--color-bg-tertiary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn--secondary:hover:not(:disabled){background-color:var(--color-bg-hover);border-color:var(--color-border-light)}.btn--ghost{color:var(--color-text-secondary);background-color:#0000}.btn--ghost:hover:not(:disabled){background-color:var(--color-bg-hover);color:var(--color-text-primary)}.btn--danger{background-color:var(--color-danger);color:#fff}.btn--danger:hover:not(:disabled){opacity:.9}.btn--sm{padding:var(--spacing-xs)var(--spacing-sm);font-size:.875rem}.btn--md{padding:var(--spacing-sm)var(--spacing-md);font-size:1rem}.btn--lg{padding:var(--spacing-md)var(--spacing-lg);font-size:1.125rem}.btn--full-width{width:100%}.btn--loading{position:relative}.btn__spinner{border:2px solid #0000;border-top-color:currentColor;border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin}.reminder-popup-overlay{z-index:1000;padding:var(--spacing-md);background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.reminder-popup{background:var(--color-bg-primary);border-radius:var(--radius-lg);padding:var(--spacing-xl);width:100%;max-width:400px;animation:.2s ease-out popup-enter;box-shadow:0 20px 40px #0000004d}@keyframes popup-enter{0%{opacity:0;transform:scale(.95)translateY(-10px)}to{opacity:1;transform:scale(1)translateY(0)}}.reminder-popup__header{align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);display:flex}.reminder-popup__icon{font-size:1.5rem}.reminder-popup__title{color:var(--color-text-primary);margin:0;font-size:1.25rem;font-weight:600}.reminder-popup__message{color:var(--color-text-secondary);margin:0 0 var(--spacing-lg);font-size:1.125rem;line-height:1.5}.reminder-popup__message strong{color:var(--color-text-primary)}.reminder-popup__actions{gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);display:flex}.reminder-popup__actions .btn{flex:1}.reminder-popup__snooze{align-items:center;gap:var(--spacing-sm);padding-top:var(--spacing-md);border-top:1px solid var(--color-border);display:flex}.reminder-popup__snooze-label{color:var(--color-text-muted);font-size:.875rem}.reminder-popup__snooze-btn{color:var(--color-accent);cursor:pointer;padding:var(--spacing-xs)var(--spacing-sm);border-radius:var(--radius-sm);transition:background var(--transition-fast);background:0 0;border:none;font-size:.875rem}.reminder-popup__snooze-btn:hover{background:var(--color-bg-hover)}.reminder-popup__date-picker{gap:var(--spacing-sm);margin-top:var(--spacing-md);align-items:center;display:flex}.reminder-popup__date-input{padding:var(--spacing-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-secondary);color:var(--color-text-primary);flex:1;font-size:.875rem}.reminder-popup__date-input:focus{border-color:var(--color-accent);outline:none}.layout{min-height:100vh}.layout__main{margin-left:var(--sidebar-width);min-height:100vh;padding:var(--spacing-xl);background-color:var(--color-bg-primary)}.page-header{margin-bottom:var(--spacing-xl)}.page-title{color:var(--color-text-primary);margin:0 0 var(--spacing-xs)0;font-size:1.75rem;font-weight:600}.page-subtitle{color:var(--color-text-secondary);margin:0;font-size:.875rem}.grid{gap:var(--spacing-lg);display:grid}.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}@media (max-width:1200px){.grid--4{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.grid--2,.grid--3,.grid--4{grid-template-columns:1fr}.layout__main{padding:var(--spacing-md);padding-top:calc(56px + var(--spacing-md));margin-left:0}.page-title{font-size:1.5rem}.page-header{margin-bottom:var(--spacing-lg)}}