:root{--font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji", sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--color-background-primary: #ffffff;--color-background-secondary: #f7f6f2;--color-background-info: #eaf2fb;--color-text-primary: #20201d;--color-text-secondary: #4b4842;--color-text-tertiary: #8a877f;--color-text-danger: #c0392b;--color-border-secondary: #d6d3cb;--color-border-tertiary: #ebe9e2;--page-bg: #f0eee8}@media (prefers-color-scheme: dark){:root{--color-background-primary: #1f1e1c;--color-background-secondary: #2a2825;--color-background-info: #20303f;--color-text-primary: #f2f0ea;--color-text-secondary: #c9c6bf;--color-text-tertiary: #908d85;--color-text-danger: #e8736a;--color-border-secondary: #3c3a35;--color-border-tertiary: #312f2b;--page-bg: #161513}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--page-bg);color:var(--color-text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.app-shell{max-width:1200px;margin:24px auto;padding:16px;background:var(--color-background-primary);border:.5px solid var(--color-border-secondary);border-radius:12px;box-shadow:0 1px 3px #0000000f}@media (max-width: 1240px){.app-shell{margin:0;border-radius:0;border:none;box-shadow:none;max-width:none}}button{font-family:var(--font-sans);font-size:12px;color:var(--color-text-secondary);background:var(--color-background-primary);border:.5px solid var(--color-border-secondary);border-radius:6px;padding:5px 10px;cursor:pointer;line-height:1.2;transition:background .12s ease,border-color .12s ease}button:hover{background:var(--color-background-secondary);border-color:var(--color-text-tertiary)}button:active{transform:translateY(.5px)}input,textarea,select{font-family:var(--font-sans);color:var(--color-text-primary)}input::placeholder,textarea::placeholder{color:var(--color-text-tertiary)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}