:root{--text: #6b6375;--text-h: #08060d;--bg: #fff;--bg-card: #fff;--border: #e5e4e7;--accent: #08060d;--accent-text: #fff;--error-bg: #fef2f2;--error-text: #b91c1c;font:16px/145% system-ui,Segoe UI,Roboto,sans-serif;color-scheme:light dark;color:var(--text);background:var(--bg)}@media(prefers-color-scheme:dark){:root{--text: #9ca3af;--text-h: #f3f4f6;--bg: #0a0a0a;--bg-card: #16171d;--border: #2e303a;--accent: #f3f4f6;--accent-text: #0a0a0a;--error-bg: #2a1414;--error-text: #f87171}}*{box-sizing:border-box}body{margin:0}#root{min-height:100svh}h1{color:var(--text-h);font-weight:600}.page-center{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}.card{width:100%;max-width:24rem;padding:2rem;border:1px solid var(--border);border-radius:.5rem;background:var(--bg-card)}.field{display:flex;flex-direction:column;gap:.25rem;font-size:.875rem;margin-bottom:1rem}.field input{padding:.5rem .75rem;border:1px solid var(--border);border-radius:.25rem;background:transparent;color:var(--text-h);font-size:1rem}.field input:focus{outline:2px solid var(--accent);outline-offset:-1px}.button{width:100%;padding:.6rem;border:none;border-radius:.25rem;background:var(--accent);color:var(--accent-text);font-size:.95rem;font-weight:500;cursor:pointer}.button:disabled{opacity:.6;cursor:not-allowed}.button-link{background:none;border:none;padding:0;color:var(--text-h);text-decoration:underline;cursor:pointer;font-size:inherit}.error-banner{padding:.5rem .75rem;border-radius:.25rem;background:var(--error-bg);color:var(--error-text);font-size:.875rem;margin-bottom:1rem}.muted{color:var(--text);font-size:.875rem}