:root{--background:#ffffff;--foreground:#1d1d1f;--muted:#86868b;--border:#d2d2d7;--accent:#FF4500;--accent-hover:#FF5722;--accent-foreground:#ffffff;--surface:#f5f5f7;--surface-elevated:#ffffff;--pillar-sleep:#5856D6;--pillar-sleep-gradient:linear-gradient(135deg,#5856D6,#AF52DE);--pillar-sleep-glow:0 8px 32px rgba(88,86,214,0.25);--pillar-nutrition:#FF9500;--pillar-nutrition-gradient:linear-gradient(135deg,#FF9500,#FFCC00);--pillar-nutrition-glow:0 8px 32px rgba(255,149,0,0.25);--pillar-exercise:#34C759;--pillar-exercise-gradient:linear-gradient(135deg,#34C759,#30D158);--pillar-exercise-glow:0 8px 32px rgba(52,199,89,0.25)}*{box-sizing:border-box;padding:0;margin:0}html{scroll-behavior:smooth}body,html{max-width:100vw;overflow-x:hidden;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,Helvetica,Arial,sans-serif;background:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:17px;line-height:1.47059;font-weight:400;letter-spacing:-.022em}body{min-height:100dvh}h1,h2,h3,h4,h5,h6{font-weight:600;letter-spacing:-.02em;line-height:1.1}a{color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{text-decoration:underline}button{font-family:inherit;cursor:pointer;transition:all .2s ease}.text-muted{color:var(--muted)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{background:var(--accent);color:var(--accent-foreground)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}