:root{--bg:#0a0a0b;--fg:#fafafa;--muted:#9ca3af;--primary:#0a7;--primary-hover:#096;--border:#1f2937;--card:#111114;--error:#ef4444;--radius:8px}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--fg);font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Inter,sans-serif;font-size:16px;line-height:1.5;min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:480px}.container,.container-wide{margin:0 auto;padding:48px 24px}.container-wide{max-width:960px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px}h1{font-size:28px}h1,h2{margin-bottom:8px;font-weight:600}h2{font-size:22px}.muted{color:var(--muted)}.error{color:var(--error);margin-top:8px}.error,label{font-size:14px}label{display:block;margin:16px 0 4px;color:var(--muted)}input{width:100%;background:#0d0d10;border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;color:var(--fg);font-size:14px;font-family:inherit}input:focus{outline:none;border-color:var(--primary)}.btn,button{display:inline-block;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);padding:10px 16px;font-size:14px;font-weight:500;cursor:pointer;margin-top:24px;width:100%;font-family:inherit}.btn:hover,button:hover{background:var(--primary-hover);text-decoration:none;color:#fff}button:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--fg)}.btn-secondary:hover{background:var(--card)}.banner{background:rgba(0,170,119,.08);border:1px solid var(--primary);border-radius:var(--radius);padding:12px 16px;margin-bottom:24px;font-size:14px}.footer-link{text-align:center;margin-top:24px;font-size:14px;color:var(--muted)}