:root{--fg: #16181d;--muted: #6b7280;--bg: #ffffff;--line: #e2e5ea;--accent: #1f4fd8;--error: #b42318;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--fg: #e6e8ec;--muted: #9aa1ad;--bg: #14161a;--line: #2a2e36;--accent: #7f9cf5;--error: #f97066}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);line-height:1.5}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85em;background:color-mix(in srgb,var(--line) 60%,transparent);padding:.1em .35em;border-radius:4px}.muted{color:var(--muted)}.small{font-size:.85em}.error{color:var(--error);font-size:.9em}button{font:inherit;padding:.5em .9em;border:1px solid var(--line);border-radius:6px;background:var(--accent);color:#fff;cursor:pointer}button:disabled{opacity:.6;cursor:default}.auth-card{max-width:22rem;margin:12vh auto;padding:0 1.25rem}.auth-card h1{margin:0 0 .25rem;font-size:1.5rem}.auth-form{display:flex;flex-direction:column;gap:.75rem;margin:1.25rem 0}.auth-form label{display:flex;flex-direction:column;gap:.25rem;font-size:.85em;color:var(--muted)}.auth-form input{font:inherit;color:var(--fg);background:transparent;padding:.5em .6em;border:1px solid var(--line);border-radius:6px}.auth-secondary summary{cursor:pointer;font-size:.85em;color:var(--muted)}.shell header{display:flex;align-items:center;gap:.6rem;padding:.75rem 1.25rem;border-bottom:1px solid var(--line)}.shell .spacer{flex:1}.shell main{max-width:48rem;margin:0 auto;padding:1.5rem 1.25rem}.placeholder{margin-top:2rem;padding:1rem 1.25rem;border:1px dashed var(--line);border-radius:8px}.placeholder h3{margin-top:0;font-size:1rem}