:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e3e6ea;--text: #14181f;--muted: #5c6672;--accent: #2f6df6;--accent-text: #ffffff;--radius: 10px;color-scheme:light dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}@media(prefers-color-scheme:dark){:root{--bg: #10131a;--surface: #171b24;--border: #262c38;--text: #e9edf3;--muted: #9aa5b4;--accent: #5b8dff;--accent-text: #0b0e14}}*{box-sizing:border-box}body{margin:0;min-height:100dvh;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}h1{font-size:1.5rem;margin:0 0 .5rem}h2{font-size:1rem;margin:0 0 .75rem}.muted{color:var(--muted);margin:0 0 1rem}.app{min-height:100dvh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.25rem;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0}.brand{font-weight:650;letter-spacing:-.01em}.header-right{display:flex;align-items:center;gap:.75rem;min-width:0}.username{color:var(--muted);font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.main{flex:1;width:100%;max-width:60rem;margin:0 auto;padding:1.5rem 1.25rem 3rem}.centered{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:1.25rem;text-align:center}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;width:100%;max-width:24rem;text-align:left}.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));margin-top:1.5rem}.grid .card{max-width:none}.button{display:inline-block;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid transparent;border-radius:8px;background:var(--accent);color:var(--accent-text);font:inherit;font-weight:550;padding:.55rem 1rem;cursor:pointer;text-decoration:none}.button:hover{filter:brightness(1.08)}.button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.button-secondary{background:transparent;color:var(--text);border-color:var(--border)}.details{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1rem;margin:0;font-size:.925rem}.details dt{color:var(--muted)}.details dd{margin:0;overflow-wrap:anywhere}.spinner{width:1.75rem;height:1.75rem;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:2.4s}}