*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0f2f5;--surface:#ffffff;--border:#e2e8f0;--text:#1a202c;--text2:#718096;--primary:#00a884;--primary-hover:#008f70;--danger:#e53e3e;--radius:8px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100dvh}a{color:inherit;text-decoration:none}input,select,textarea{font-family:inherit;font-size:14px;border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;width:100%;outline:none;transition:border-color .15s;background:var(--surface);color:var(--text)}input:focus,textarea:focus{border-color:var(--primary)}button{font-family:inherit;cursor:pointer;border:none;border-radius:var(--radius);padding:10px 20px;font-size:14px;font-weight:600;transition:background .15s,opacity .15s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-ghost{background:transparent;color:var(--text2);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg)}