:root{--font-headline: "DM Serif Display", Georgia, "Times New Roman", serif;--font-body: "IBM Plex Sans", system-ui, -apple-system, sans-serif;--font-mono: "IBM Plex Mono", "SF Mono", "Fira Code", monospace;--bg-primary: #FAFAF8;--bg-secondary: #F0EFEB;--bg-card: #FFFFFF;--text-primary: #1A1A1A;--text-secondary: #6B6B6B;--text-muted: #9B9B9B;--accent-red: #D64045;--accent-blue: #2D5F9A;--accent-amber: #C17817;--border: #E5E4E0;font-family:var(--font-body);line-height:1.6;font-weight:400;color-scheme:light;color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}a{font-weight:500;color:var(--accent-blue);text-decoration:none}a:hover{text-decoration:underline}body{margin:0;min-width:320px;min-height:100vh}h1,h2,h3,h4{font-family:var(--font-headline);font-weight:400;line-height:1.2}button{border-radius:4px;border:1px solid var(--border);padding:.5em 1em;font-size:.875em;font-weight:500;font-family:var(--font-body);background-color:var(--bg-card);color:var(--text-primary);cursor:pointer;transition:background-color .15s,border-color .15s}button:hover{background-color:var(--bg-secondary);border-color:var(--text-muted)}button:focus{outline:none}button:focus-visible{outline:2px solid var(--accent-blue);outline-offset:2px}select,input{font-family:var(--font-body)}code,pre{font-family:var(--font-mono)}@keyframes spin{to{transform:rotate(360deg)}}